Files
86Box/src/video/vid_s3.c

11308 lines
449 KiB
C

/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* S3 emulation.
*
*
*
* Authors: Sarah Walker, <https://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
*
* Copyright 2008-2019 Sarah Walker.
* Copyright 2016-2019 Miran Grca.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <wchar.h>
#include <stdatomic.h>
#define HAVE_STDARG_H
#include <86box/86box.h>
#include <86box/device.h>
#include <86box/io.h>
#include <86box/timer.h>
#include <86box/mem.h>
#include <86box/pci.h>
#include <86box/rom.h>
#include <86box/plat.h>
#include <86box/thread.h>
#include <86box/video.h>
#include <86box/i2c.h>
#include <86box/vid_ddc.h>
#include <86box/vid_svga.h>
#include <86box/vid_svga_render.h>
#include "cpu.h"
#define ROM_ORCHID_86C911 "roms/video/s3/BIOS.BIN"
#define ROM_DIAMOND_STEALTH_VRAM "roms/video/s3/Diamond Stealth VRAM BIOS v2.31 U14.BIN"
#define ROM_AMI_86C924 "roms/video/s3/S3924AMI.BIN"
#define ROM_METHEUS_86C928 "roms/video/s3/928.VBI"
#define ROM_SPEA_MERCURY_LITE_PCI "roms/video/s3/SPEAVGA.VBI"
#define ROM_SPEA_MIRAGE_86C801 "roms/video/s3/V7MIRAGE.VBI"
#define ROM_SPEA_MIRAGE_86C805 "roms/video/s3/86c805pspeavlbus.BIN"
#define ROM_MIROCRYSTAL8S_805 "roms/video/s3/S3_805VL_ATT20C491_miroCRYSTAL_8s_ver1.4.BIN"
#define ROM_MIROCRYSTAL10SD_805 "roms/video/s3/MIROcrystal10SD_VLB.VBI"
#define ROM_MIROCRYSTAL20SV_964_VLB "roms/video/s3/S3_964VL_BT485_27C256_miroCRYSTAL_20sv_ver1.2.bin"
#define ROM_MIROCRYSTAL20SV_964_PCI "roms/video/s3/mirocrystal.VBI"
#define ROM_MIROCRYSTAL20SD_864_VLB "roms/video/s3/Miro20SD.BIN"
#define ROM_PHOENIX_86C80X "roms/video/s3/805.VBI"
#define ROM_PARADISE_BAHAMAS64 "roms/video/s3/bahamas64.bin"
#define ROM_PHOENIX_VISION864 "roms/video/s3/86c864p.bin"
#define ROM_DIAMOND_STEALTH64_964 "roms/video/s3/964_107h.rom"
#define ROM_PHOENIX_TRIO32 "roms/video/s3/86c732p.bin"
#define ROM_SPEA_MIRAGE_P64 "roms/video/s3/S3_764VL_SPEAMirageP64VL_ver5_03.BIN"
#define ROM_NUMBER9_9FX "roms/video/s3/s3_764.bin"
#define ROM_PHOENIX_TRIO64 "roms/video/s3/86c764x1.bin"
#define ROM_DIAMOND_STEALTH64_764 "roms/video/s3/stealt64.bin"
#define ROM_TRIO64V2_DX_VBE20 "roms/video/s3/86c775_2.bin"
#define ROM_STB_POWERGRAPH_64_VIDEO "roms/video/s3/VBIOS.BIN"
#define ROM_PHOENIX_TRIO64VPLUS "roms/video/s3/64V1506.ROM"
#define ROM_CARDEX_TRIO64VPLUS "roms/video/s3/S3T64VP.VBI"
#define ROM_DIAMOND_STEALTH_SE "roms/video/s3/DiamondStealthSE.VBI"
#define ROM_ELSAWIN2KPROX_964 "roms/video/s3/elsaw20004m.BIN"
#define ROM_ELSAWIN2KPROX "roms/video/s3/elsaw20008m.BIN"
#define ROM_NUMBER9_9FX_531 "roms/video/s3/numbernine.BIN"
#define ROM_PHOENIX_VISION868 "roms/video/s3/1-DSV3868.BIN"
#define ROM_MIROVIDEO40SV_ERGO_968_PCI "roms/video/s3/S3_968PCI_TVP3026_miroVideo40SV_PCI_1.04.BIN"
#define ROM_SPEA_MERCURY_P64V "roms/video/s3/S3_968PCI_TVP3026_SPEAMecuryP64V_ver1.01.BIN"
#define ROM_NUMBER9_9FX_771 "roms/video/s3/no9motionfx771.BIN"
#define ROM_PHOENIX_VISION968 "roms/video/s3/1-DSV3968P.BIN"
enum {
S3_NUMBER9_9FX,
S3_PARADISE_BAHAMAS64,
S3_DIAMOND_STEALTH64_964,
S3_PHOENIX_TRIO32,
S3_PHOENIX_TRIO32_ONBOARD,
S3_PHOENIX_TRIO64,
S3_PHOENIX_TRIO64_ONBOARD,
S3_PHOENIX_VISION864,
S3_DIAMOND_STEALTH64_764,
S3_SPEA_MIRAGE_86C801,
S3_SPEA_MIRAGE_86C805,
S3_PHOENIX_86C801,
S3_PHOENIX_86C805,
S3_ORCHID_86C911,
S3_METHEUS_86C928,
S3_AMI_86C924,
S3_TRIO64V2_DX,
S3_TRIO64V2_DX_ONBOARD,
S3_STB_POWERGRAPH_64_VIDEO,
S3_PHOENIX_TRIO64VPLUS,
S3_PHOENIX_TRIO64VPLUS_ONBOARD,
S3_CARDEX_TRIO64VPLUS,
S3_DIAMOND_STEALTH_SE,
S3_DIAMOND_STEALTH_VRAM,
S3_ELSAWIN2KPROX_964,
S3_ELSAWIN2KPROX,
S3_PHOENIX_VISION868,
S3_MIROVIDEO40SV_ERGO_968,
S3_MIROCRYSTAL10SD_805,
S3_SPEA_MIRAGE_P64,
S3_SPEA_MERCURY_P64V,
S3_MIROCRYSTAL20SV_964,
S3_MIROCRYSTAL20SD_864,
S3_PHOENIX_VISION968,
S3_MIROCRYSTAL8S_805,
S3_NUMBER9_9FX_531,
S3_NUMBER9_9FX_771,
S3_SPEA_MERCURY_LITE_PCI,
S3_86C805_ONBOARD
};
enum {
S3_86C911 = 0x00,
S3_86C924 = 0x02,
S3_86C928 = 0x04,
S3_86C928PCI = 0x06,
S3_86C801 = 0x07,
S3_86C805 = 0x08,
S3_VISION964 = 0x18,
S3_VISION968 = 0x20,
S3_VISION864 = 0x28,
S3_VISION868 = 0x30,
S3_TRIO32 = 0x38,
S3_TRIO64 = 0x40,
S3_TRIO64V = 0x48,
S3_TRIO64V2 = 0x50
};
static video_timings_t timing_s3_86c911 = { .type = VIDEO_ISA, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_86c801 = { .type = VIDEO_ISA, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_86c805 = { .type = VIDEO_BUS, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_86c928pci = { .type = VIDEO_PCI, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 26, .read_w = 26, .read_l = 42 };
static video_timings_t timing_s3_stealth64_vlb = { .type = VIDEO_BUS, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 26, .read_w = 26, .read_l = 42 };
static video_timings_t timing_s3_stealth64_pci = { .type = VIDEO_PCI, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 26, .read_w = 26, .read_l = 42 };
static video_timings_t timing_s3_vision864_vlb = { .type = VIDEO_BUS, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision864_pci = { .type = VIDEO_PCI, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision868_vlb = { .type = VIDEO_BUS, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision868_pci = { .type = VIDEO_PCI, .write_b = 4, .write_w = 4, .write_l = 5, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision964_vlb = { .type = VIDEO_BUS, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision964_pci = { .type = VIDEO_PCI, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision968_vlb = { .type = VIDEO_BUS, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_vision968_pci = { .type = VIDEO_PCI, .write_b = 2, .write_w = 2, .write_l = 4, .read_b = 20, .read_w = 20, .read_l = 35 };
static video_timings_t timing_s3_trio32_vlb = { .type = VIDEO_BUS, .write_b = 4, .write_w = 3, .write_l = 5, .read_b = 26, .read_w = 26, .read_l = 42 };
static video_timings_t timing_s3_trio32_pci = { .type = VIDEO_PCI, .write_b = 4, .write_w = 3, .write_l = 5, .read_b = 26, .read_w = 26, .read_l = 42 };
static video_timings_t timing_s3_trio64_vlb = { .type = VIDEO_BUS, .write_b = 3, .write_w = 2, .write_l = 4, .read_b = 25, .read_w = 25, .read_l = 40 };
static video_timings_t timing_s3_trio64_pci = { .type = VIDEO_PCI, .write_b = 3, .write_w = 2, .write_l = 4, .read_b = 25, .read_w = 25, .read_l = 40 };
static video_timings_t timing_s3_trio64vp_cardex_pci = { .type = VIDEO_PCI, .write_b = 2, .write_w = 2, .write_l = 3, .read_b = 19, .read_w = 19, .read_l = 30 };
enum {
VRAM_4MB = 0,
VRAM_8MB = 3,
VRAM_2MB = 4,
VRAM_1MB = 6,
VRAM_512KB = 7
};
#define FIFO_SIZE 65536
#define FIFO_MASK (FIFO_SIZE - 1)
#define FIFO_ENTRY_SIZE (1 << 31)
#define FIFO_ENTRIES (s3->fifo_write_idx - s3->fifo_read_idx)
#define FIFO_FULL ((s3->fifo_write_idx - s3->fifo_read_idx) >= (FIFO_SIZE - 4))
#define FIFO_EMPTY (s3->fifo_read_idx == s3->fifo_write_idx)
#define FIFO_TYPE 0xff000000
#define FIFO_ADDR 0x00ffffff
enum {
FIFO_INVALID = (0x00 << 24),
FIFO_WRITE_BYTE = (0x01 << 24),
FIFO_WRITE_WORD = (0x02 << 24),
FIFO_WRITE_DWORD = (0x03 << 24),
FIFO_OUT_BYTE = (0x04 << 24),
FIFO_OUT_WORD = (0x05 << 24),
FIFO_OUT_DWORD = (0x06 << 24)
};
typedef struct
{
uint32_t addr_type;
uint32_t val;
} fifo_entry_t;
typedef struct s3_t {
mem_mapping_t linear_mapping;
mem_mapping_t mmio_mapping;
mem_mapping_t new_mmio_mapping;
uint8_t has_bios;
rom_t bios_rom;
svga_t svga;
uint8_t bank;
uint8_t ma_ext;
int width, bpp;
int chip;
int pci, vlb;
int atbus;
uint8_t id, id_ext, id_ext_pci;
uint8_t int_line;
int packed_mmio;
uint32_t linear_base, linear_size;
uint8_t pci_regs[256];
uint8_t pci_slot;
uint8_t irq_state;
uint32_t vram_mask;
uint8_t data_available;
int card_type;
struct
{
uint16_t subsys_cntl;
uint16_t setup_md;
uint8_t advfunc_cntl;
uint16_t cur_y, cur_y2;
uint16_t cur_x, cur_x2;
uint16_t x2, ropmix;
uint16_t pat_x, pat_y;
int16_t desty_axstp, desty_axstp2;
int16_t destx_distp;
int16_t maj_axis_pcnt, maj_axis_pcnt2;
int16_t err_term, err_term2;
uint16_t cmd, cmd2;
uint16_t short_stroke;
uint32_t pat_bg_color, pat_fg_color;
uint32_t bkgd_color;
uint32_t frgd_color;
uint32_t wrt_mask;
uint32_t rd_mask;
uint32_t color_cmp;
uint8_t bkgd_mix;
uint8_t frgd_mix;
uint16_t multifunc_cntl;
uint16_t multifunc[16];
uint8_t pix_trans[4];
int ssv_state;
int16_t cx, cy;
int16_t px, py;
int16_t sx, sy;
int16_t dx, dy;
uint32_t src, dest, pattern;
int poly_cx, poly_cx2;
int poly_cy, poly_cy2;
int poly_line_cx;
int point_1_updated, point_2_updated;
int poly_dx1, poly_dx2;
int poly_x;
uint32_t dat_buf;
int dat_count;
int b2e8_pix, temp_cnt;
int ssv_len;
uint8_t ssv_dir;
uint8_t ssv_draw;
uint8_t dat_buf_16bit;
uint8_t frgd_color_actual[2];
uint8_t bkgd_color_actual[2];
uint8_t wrt_mask_actual[2];
uint8_t rd_mask_actual[2];
uint8_t *pix_trans_ptr;
int pix_trans_ptr_cnt;
int pix_trans_x_count;
int pix_trans_x_count2;
int color_16bit_check;
int color_16bit_check_rectfill;
uint16_t minus, srcminus;
/*For non-threaded FIFO*/
int setup_fifo_slot;
int draw_fifo_slot;
int setup_fifo, setup_fifo2;
int draw_fifo, draw_fifo2;
} accel;
struct {
uint32_t nop;
uint32_t cntl;
uint32_t stretch_filt_const;
uint32_t src_dst_step;
uint32_t crop;
uint32_t src_base, dest_base;
uint32_t src, dest;
uint32_t srcbase, dstbase;
int32_t dda_init_accumulator;
int32_t k1, k2;
int dm_index;
int dither_matrix_idx;
int src_step, dst_step;
int sx, sx_backup, sy;
double cx, dx;
double cy, dy;
int sx_scale_int, sx_scale_int_backup;
double sx_scale;
double sx_scale_dec;
double sx_scale_inc;
double sx_scale_backup;
double sx_scale_len;
int dither, host_data, scale_down;
int input;
int len, start;
int odf, idf, yuv;
atomic_int busy;
} videoengine;
struct
{
uint32_t pri_ctrl;
uint32_t chroma_ctrl;
uint32_t sec_ctrl;
uint32_t chroma_upper_bound;
uint32_t sec_filter;
uint32_t blend_ctrl;
uint32_t pri_fb0, pri_fb1;
uint32_t pri_stride;
uint32_t buffer_ctrl;
uint32_t sec_fb0, sec_fb1;
uint32_t sec_stride;
uint32_t overlay_ctrl;
int32_t k1_vert_scale;
int32_t k2_vert_scale;
int32_t dda_vert_accumulator;
int32_t k1_horiz_scale;
int32_t k2_horiz_scale;
int32_t dda_horiz_accumulator;
uint32_t fifo_ctrl;
uint32_t pri_start;
uint32_t pri_size;
uint32_t sec_start;
uint32_t sec_size;
int sdif;
int pri_x, pri_y, pri_w, pri_h;
int sec_x, sec_y, sec_w, sec_h;
} streams;
fifo_entry_t fifo[FIFO_SIZE];
atomic_int fifo_read_idx, fifo_write_idx;
uint8_t fifo_thread_run;
thread_t *fifo_thread;
event_t *wake_fifo_thread;
event_t *fifo_not_full_event;
int blitter_busy;
uint64_t blitter_time;
uint64_t status_time;
uint8_t subsys_cntl, subsys_stat;
uint32_t hwc_fg_col, hwc_bg_col;
int hwc_col_stack_pos;
int translate;
int enable_8514;
int color_16bit;
atomic_int busy, force_busy;
uint8_t thread_run, serialport;
void *i2c, *ddc;
int vram;
void (*accel_start)(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, void *priv);
} s3_t;
#define INT_VSY (1 << 0)
#define INT_GE_BSY (1 << 1)
#define INT_FIFO_OVR (1 << 2)
#define INT_FIFO_EMP (1 << 3)
#define INT_MASK 0xf
#define SERIAL_PORT_SCW (1 << 0)
#define SERIAL_PORT_SDW (1 << 1)
#define SERIAL_PORT_SCR (1 << 2)
#define SERIAL_PORT_SDR (1 << 3)
static void s3_updatemapping(s3_t *s3);
static void s3_accel_write(uint32_t addr, uint8_t val, void *priv);
static void s3_accel_write_w(uint32_t addr, uint16_t val, void *priv);
static void s3_accel_write_l(uint32_t addr, uint32_t val, void *priv);
static uint8_t s3_accel_read(uint32_t addr, void *priv);
static uint16_t s3_accel_read_w(uint32_t addr, void *priv);
static uint32_t s3_accel_read_l(uint32_t addr, void *priv);
static void s3_out(uint16_t addr, uint8_t val, void *priv);
static uint8_t s3_in(uint16_t addr, void *priv);
static void s3_accel_out(uint16_t port, uint8_t val, void *priv);
static void s3_accel_out_w(uint16_t port, uint16_t val, void *priv);
static void s3_accel_out_l(uint16_t port, uint32_t val, void *priv);
static uint8_t s3_accel_in(uint16_t port, void *priv);
static uint16_t s3_accel_in_w(uint16_t port, void *priv);
static uint32_t s3_accel_in_l(uint16_t port, void *priv);
static uint8_t s3_pci_read(int func, int addr, void *priv);
static void s3_pci_write(int func, int addr, uint8_t val, void *priv);
#ifdef ENABLE_S3_LOG
int s3_do_log = ENABLE_S3_LOG;
static void
s3_log(const char *fmt, ...)
{
va_list ap;
if (s3_do_log) {
va_start(ap, fmt);
pclog_ex(fmt, ap);
va_end(ap);
}
}
#else
# define s3_log(fmt, ...)
#endif
/*Remap address for chain-4/doubleword style layout.
These will stay for convenience.*/
static __inline uint32_t
dword_remap(svga_t *svga, uint32_t in_addr)
{
if (svga->packed_chain4 || svga->force_old_addr)
return in_addr;
return ((in_addr << 2) & 0x3fff0) | ((in_addr >> 14) & 0xc) | (in_addr & ~0x3fffc);
}
static __inline uint32_t
dword_remap_w(svga_t *svga, uint32_t in_addr)
{
if (svga->packed_chain4 || svga->force_old_addr)
return in_addr;
return ((in_addr << 2) & 0x1fff8) | ((in_addr >> 14) & 0x6) | (in_addr & ~0x1fffe);
}
static __inline uint32_t
dword_remap_l(svga_t *svga, uint32_t in_addr)
{
if (svga->packed_chain4 || svga->force_old_addr)
return in_addr;
return ((in_addr << 2) & 0xfffc) | ((in_addr >> 14) & 0x3) | (in_addr & ~0xffff);
}
static __inline void
wake_fifo_thread(s3_t *s3)
{
thread_set_event(s3->wake_fifo_thread); /*Wake up FIFO thread if moving from idle*/
}
static void
s3_wait_fifo_idle(s3_t *s3)
{
while (!FIFO_EMPTY) {
wake_fifo_thread(s3);
thread_wait_event(s3->fifo_not_full_event, 1);
}
}
static void
s3_queue(s3_t *s3, uint32_t addr, uint32_t val, uint32_t type)
{
fifo_entry_t *fifo = &s3->fifo[s3->fifo_write_idx & FIFO_MASK];
if (FIFO_FULL) {
thread_reset_event(s3->fifo_not_full_event);
if (FIFO_FULL) {
thread_wait_event(s3->fifo_not_full_event, -1); /*Wait for room in ringbuffer*/
}
}
fifo->val = val;
fifo->addr_type = (addr & FIFO_ADDR) | type;
s3->fifo_write_idx++;
if (FIFO_ENTRIES > 0xe000 || FIFO_ENTRIES < 8)
wake_fifo_thread(s3);
}
static void
s3_update_irqs(s3_t *s3)
{
if (!s3->pci)
return;
if (s3->subsys_cntl & s3->subsys_stat & INT_MASK) {
pci_set_irq(s3->pci_slot, PCI_INTA, &s3->irq_state);
} else {
pci_clear_irq(s3->pci_slot, PCI_INTA, &s3->irq_state);
}
}
void s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, void *priv);
void s3_short_stroke_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, s3_t *s3, uint8_t ssv);
static void s3_visionx68_video_engine_op(uint32_t cpu_dat, s3_t *s3);
#define WRITE8(addr, var, val) \
switch ((addr) &3) { \
case 0: \
var = (var & 0xffffff00) | (val); \
break; \
case 1: \
var = (var & 0xffff00ff) | ((val) << 8); \
break; \
case 2: \
var = (var & 0xff00ffff) | ((val) << 16); \
break; \
case 3: \
var = (var & 0x00ffffff) | ((val) << 24); \
break; \
}
#define READ_PIXTRANS_BYTE_IO(n) \
s3->accel.pix_trans[n] = svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx + n - s3->accel.minus)) & s3->vram_mask];
#define READ_PIXTRANS_BYTE_MM \
temp = svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx)) & s3->vram_mask];
#define READ_PIXTRANS_WORD \
if ((s3->bpp == 0) && !s3->color_16bit) { \
temp = svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx)) & s3->vram_mask]; \
temp |= (svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx + 1)) & s3->vram_mask] << 8); \
} else { \
temp = vram_w[dword_remap_w(svga, (s3->accel.dest + s3->accel.cx - s3->accel.minus)) & (s3->vram_mask >> 1)]; \
}
#define READ_PIXTRANS_LONG \
if ((s3->bpp == 0) && !s3->color_16bit) { \
temp = svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx)) & s3->vram_mask]; \
temp |= (svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx + 1)) & s3->vram_mask] << 8); \
temp |= (svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx + 2)) & s3->vram_mask] << 16); \
temp |= (svga->vram[dword_remap(svga, (s3->accel.dest + s3->accel.cx + 3)) & s3->vram_mask] << 24); \
} else { \
temp = vram_w[dword_remap_w(svga, (s3->accel.dest + s3->accel.cx)) & (s3->vram_mask >> 1)]; \
temp |= (vram_w[dword_remap_w(svga, (s3->accel.dest + s3->accel.cx + 2)) & (s3->vram_mask >> 1)] << 16); \
}
static int
s3_cpu_src(s3_t *s3)
{
if (!(s3->accel.cmd & 0x100))
return 0;
if (s3->chip >= S3_VISION964)
return 1;
if (s3->accel.cmd & 1)
return 1;
return 0;
}
static int
s3_cpu_dest(s3_t *s3)
{
if (!(s3->accel.cmd & 0x100))
return 0;
if (s3->chip >= S3_VISION964)
return 0;
if (s3->accel.cmd & 1)
return 0;
return 1;
}
static int
s3_enable_fifo(s3_t *s3)
{
const svga_t *svga = &s3->svga;
if ((s3->chip == S3_TRIO32) || (s3->chip == S3_TRIO64) || (s3->chip == S3_TRIO64V) || (s3->chip == S3_TRIO64V2) || (s3->chip == S3_VISION864) || (s3->chip == S3_VISION964) || (s3->chip == S3_VISION968) || (s3->chip == S3_VISION868))
return 1; /* FIFO always enabled on these chips. */
return !!((svga->crtc[0x40] & 0x08) || (s3->accel.advfunc_cntl & 0x40));
}
static void
s3_accel_out_pixtrans_w(s3_t *s3, uint16_t val)
{
const svga_t *svga = &s3->svga;
if (s3->accel.cmd & 0x100) {
s3_log("S3 PIXTRANS_W write: cmd=%03x, pixelcntl=%02x, frgdmix=%02x, bkgdmix=%02x, "
"curx=%d, val=%04x.\n", s3->accel.cmd, s3->accel.multifunc[0x0a],
s3->accel.frgd_mix, s3->accel.bkgd_mix, s3->accel.cur_x, val);
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = (val >> 8) | (val << 8);
s3->accel_start(8, 1, val | (val << 16), 0, s3);
} else
s3->accel_start(1, 1, 0xffffffff, val | (val << 16), s3);
} else {
if (s3->accel.color_16bit_check_rectfill) {
if (s3->accel.color_16bit_check) {
if (s3->accel.pix_trans_x_count < s3->accel.pix_trans_ptr_cnt) {
s3_log("Word: CPU data CMD=%04x, byte write=%02x, "
"cnt=%d, check=%d.\n", s3->accel.cmd, val & 0xff,
s3->accel.pix_trans_x_count, s3->accel.color_16bit_check);
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count] = val & 0xff;
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count + 1] = val >> 8;
s3->accel.pix_trans_x_count += 2;
}
}
break;
}
s3->accel_start(1, 1, 0xffffffff, val | (val << 16), s3);
}
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = (val >> 8) | (val << 8);
s3->accel_start(16, 1, val | (val << 16), 0, s3);
} else
s3->accel_start(2, 1, 0xffffffff, val | (val << 16), s3);
} else {
if (s3->accel.color_16bit_check_rectfill) {
if (s3->accel.color_16bit_check) {
if (s3->accel.pix_trans_x_count < s3->accel.pix_trans_ptr_cnt) {
s3_log("Word: CPU data CMD=%04x, word write=%04x, cnt=%d, check=%d, "
"totalptrcnt=%d.\n", s3->accel.cmd, val,
s3->accel.pix_trans_x_count, s3->accel.color_16bit_check,
s3->accel.pix_trans_ptr_cnt);
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count] = val & 0xff;
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count + 1] = val >> 8;
s3->accel.pix_trans_x_count += 2;
s3->accel.pix_trans_x_count2 = s3->accel.pix_trans_x_count;
}
} else {
if (s3->accel.pix_trans_x_count < s3->accel.pix_trans_ptr_cnt) {
s3_log("Word: CPU data CMD=%04x, word write=%04x, cnt=%d, check=%d, "
"totalptrcnt=%d.\n", s3->accel.cmd, val,
s3->accel.pix_trans_x_count, s3->accel.color_16bit_check,
s3->accel.pix_trans_ptr_cnt);
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count2] = val & 0xff;
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count2 + 1] = val >> 8;
s3->accel.pix_trans_x_count += 2;
}
if (s3->accel.pix_trans_x_count2 == s3->accel.pix_trans_ptr_cnt) {
for (int i = 0; i < s3->accel.pix_trans_ptr_cnt; i += 2) {
s3_log("Transferring write count=%d, bytes=%08x.\n", i,
s3->accel.pix_trans_ptr[i] |
(s3->accel.pix_trans_ptr[i + 1] << 8) |
(s3->accel.pix_trans_ptr[i + 2] << 16) |
(s3->accel.pix_trans_ptr[i + 3] << 24));
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans_ptr[i] |
(s3->accel.pix_trans_ptr[i + 1] << 8), s3);
}
s3->accel.pix_trans_x_count2 = 0;
s3->accel.color_16bit_check_rectfill = 0;
if (s3->accel.pix_trans_ptr != NULL) {
free(s3->accel.pix_trans_ptr);
s3->accel.pix_trans_ptr = NULL;
}
}
}
break;
}
s3->accel_start(2, 1, 0xffffffff, val | (val << 16), s3);
}
break;
case 0x400:
if (svga->crtc[0x53] & 0x08) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = (val >> 8) | (val << 8);
s3->accel_start(32, 1, val | (val << 16), 0, s3);
} else
s3->accel_start(4, 1, 0xffffffff, val | (val << 16), s3);
} else
s3->accel_start(4, 1, 0xffffffff, val | (val << 16), s3);
} else {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = (val >> 8) | (val << 8);
s3->accel_start(16, 1, val | (val << 16), 0, s3);
} else
s3->accel_start(4, 1, 0xffffffff, val | (val << 16), s3);
} else
s3->accel_start(4, 1, 0xffffffff, val | (val << 16), s3);
}
break;
case 0x600:
if (s3->chip == S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868 || s3->chip >= S3_TRIO64V) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = (val >> 8) | (val << 8);
s3->accel_start(8, 1, (val >> 8) & 0xff, 0, s3);
s3->accel_start(8, 1, val & 0xff, 0, s3);
}
}
}
break;
default:
break;
}
}
}
static void
s3_accel_out_pixtrans_l(s3_t *s3, uint32_t val)
{
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = ((val & 0xff00ff00) >> 8) | ((val & 0x00ff00ff) << 8);
s3->accel_start(8, 1, val, 0, s3);
s3->accel_start(8, 1, val >> 16, 0, s3);
} else {
s3->accel_start(1, 1, 0xffffffff, val, s3);
s3->accel_start(1, 1, 0xffffffff, val >> 16, s3);
}
} else {
s3->accel_start(1, 1, 0xffffffff, val, s3);
s3->accel_start(1, 1, 0xffffffff, val >> 16, s3);
}
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = ((val & 0xff00ff00) >> 8) | ((val & 0x00ff00ff) << 8);
s3->accel_start(16, 1, val, 0, s3);
s3->accel_start(16, 1, val >> 16, 0, s3);
} else {
s3->accel_start(2, 1, 0xffffffff, val, s3);
s3->accel_start(2, 1, 0xffffffff, val >> 16, s3);
}
} else {
s3->accel_start(2, 1, 0xffffffff, val, s3);
s3->accel_start(2, 1, 0xffffffff, val >> 16, s3);
}
break;
case 0x400:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = ((val & 0xff000000) >> 24) | ((val & 0x00ff0000) >> 8) | ((val & 0x0000ff00) << 8) | ((val & 0x000000ff) << 24);
s3->accel_start(32, 1, val, 0, s3);
} else
s3->accel_start(4, 1, 0xffffffff, val, s3);
} else
s3->accel_start(4, 1, 0xffffffff, val, s3);
break;
case 0x600:
if (s3->chip == S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868 || s3->chip >= S3_TRIO64V) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
val = ((val & 0xff000000) >> 24) | ((val & 0x00ff0000) >> 8) | ((val & 0x0000ff00) << 8) | ((val & 0x000000ff) << 24);
s3->accel_start(8, 1, (val >> 24) & 0xff, 0, s3);
s3->accel_start(8, 1, (val >> 16) & 0xff, 0, s3);
s3->accel_start(8, 1, (val >> 8) & 0xff, 0, s3);
s3->accel_start(8, 1, val & 0xff, 0, s3);
}
}
}
break;
default:
break;
}
}
}
static void
s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
{
const svga_t *svga = &s3->svga;
switch (port) {
case 0x8148:
case 0x82e8:
s3->accel.cur_y = (s3->accel.cur_y & 0xf00) | val;
s3->accel.poly_cy = s3->accel.cur_y;
break;
case 0x8149:
case 0x82e9:
s3->accel.cur_y = (s3->accel.cur_y & 0xff) | ((val & 0x0f) << 8);
s3->accel.poly_cy = s3->accel.cur_y;
break;
case 0x814a:
case 0x82ea:
s3->accel.cur_y2 = (s3->accel.cur_y2 & 0xf00) | val;
s3->accel.poly_cy2 = s3->accel.cur_y2;
break;
case 0x814b:
case 0x82eb:
s3->accel.cur_y2 = (s3->accel.cur_y2 & 0xff) | ((val & 0x0f) << 8);
s3->accel.poly_cy2 = s3->accel.cur_y2;
break;
case 0x8548:
case 0x86e8:
s3->accel.cur_x = (s3->accel.cur_x & 0xf00) | val;
s3->accel.poly_cx = s3->accel.cur_x << 20;
s3->accel.poly_x = s3->accel.poly_cx >> 20;
break;
case 0x8549:
case 0x86e9:
s3->accel.cur_x = (s3->accel.cur_x & 0xff) | ((val & 0x0f) << 8);
s3->accel.poly_cx = s3->accel.poly_x = s3->accel.cur_x << 20;
s3->accel.poly_x = s3->accel.poly_cx >> 20;
break;
case 0x854a:
case 0x86ea:
s3->accel.cur_x2 = (s3->accel.cur_x2 & 0xf00) | val;
s3->accel.poly_cx2 = s3->accel.cur_x2 << 20;
break;
case 0x854b:
case 0x86eb:
s3->accel.cur_x2 = (s3->accel.cur_x2 & 0xff) | ((val & 0x0f) << 8);
s3->accel.poly_cx2 = s3->accel.cur_x2 << 20;
break;
case 0xcae8:
case 0x8948:
case 0x8ae8:
s3->accel.desty_axstp = (s3->accel.desty_axstp & 0x3f00) | val;
s3->accel.point_1_updated = 1;
break;
case 0xcae9:
case 0x8949:
case 0x8ae9:
s3->accel.desty_axstp = (s3->accel.desty_axstp & 0xff) | ((val & 0x3f) << 8);
if (val & 0x20)
s3->accel.desty_axstp |= ~0x3fff;
s3->accel.point_1_updated = 1;
break;
case 0x894a:
case 0x8aea:
s3->accel.desty_axstp2 = (s3->accel.desty_axstp2 & 0x3f00) | val;
s3->accel.point_2_updated = 1;
break;
case 0x849b:
case 0x8aeb:
s3->accel.desty_axstp2 = (s3->accel.desty_axstp2 & 0xff) | ((val & 0x3f) << 8);
if (val & 0x20)
s3->accel.desty_axstp2 |= ~0x3fff;
s3->accel.point_2_updated = 1;
break;
case 0x8d48:
case 0x8ee8:
s3->accel.destx_distp = (s3->accel.destx_distp & 0x3f00) | val;
s3->accel.point_1_updated = 1;
break;
case 0x8d49:
case 0x8ee9:
s3->accel.destx_distp = (s3->accel.destx_distp & 0xff) | ((val & 0x3f) << 8);
if (val & 0x20)
s3->accel.destx_distp |= ~0x3fff;
s3->accel.point_1_updated = 1;
break;
case 0x8d4a:
case 0x8eea:
s3->accel.x2 = (s3->accel.x2 & 0xf00) | val;
s3->accel.point_2_updated = 1;
break;
case 0x8d4b:
case 0x8eeb:
s3->accel.x2 = (s3->accel.x2 & 0xff) | ((val & 0x0f) << 8);
s3->accel.point_2_updated = 1;
break;
case 0x9148:
case 0x92e8:
s3->accel.err_term = (s3->accel.err_term & 0x3f00) | val;
break;
case 0x9149:
case 0x92e9:
s3->accel.err_term = (s3->accel.err_term & 0xff) | ((val & 0x3f) << 8);
if (val & 0x20)
s3->accel.err_term |= ~0x1fff;
break;
case 0x914a:
case 0x92ea:
s3->accel.err_term2 = (s3->accel.err_term2 & 0x3f00) | val;
break;
case 0x914b:
case 0x92eb:
s3->accel.err_term2 = (s3->accel.err_term2 & 0xff) | ((val & 0x3f) << 8);
if (val & 0x20)
s3->accel.err_term2 |= ~0x1fff;
break;
case 0x9548:
case 0x96e8:
s3->accel.maj_axis_pcnt = (s3->accel.maj_axis_pcnt & 0xf00) | val;
break;
case 0x9459:
case 0x96e9:
s3->accel.maj_axis_pcnt = (s3->accel.maj_axis_pcnt & 0xff) | ((val & 0x0f) << 8);
break;
case 0x954a:
case 0x96ea:
s3->accel.maj_axis_pcnt2 = (s3->accel.maj_axis_pcnt2 & 0xf00) | val;
break;
case 0x954b:
case 0x96eb:
s3->accel.maj_axis_pcnt2 = (s3->accel.maj_axis_pcnt2 & 0xff) | ((val & 0x0f) << 8);
break;
case 0x9948:
case 0x9ae8:
s3->accel.cmd = (s3->accel.cmd & 0xff00) | val;
s3->data_available = 0;
s3->accel.b2e8_pix = 0;
break;
case 0x9949:
case 0x9ae9:
s3->accel.cmd = (s3->accel.cmd & 0xff) | (val << 8);
s3->accel.ssv_state = 0;
s3->accel_start(-1, 0, 0xffffffff, 0, s3);
break;
case 0x994a:
case 0x9aea:
s3->accel.cmd2 = (s3->accel.cmd2 & 0xff00) | val;
break;
case 0x994b:
case 0x9aeb:
s3->accel.cmd2 = (s3->accel.cmd2 & 0xff) | (val << 8);
break;
case 0x9d48:
case 0x9ee8:
s3->accel.short_stroke = (s3->accel.short_stroke & 0xff00) | val;
break;
case 0x9d49:
case 0x9ee9:
s3->accel.short_stroke = (s3->accel.short_stroke & 0xff) | (val << 8);
s3->accel.ssv_state = 1;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
if (s3->accel.cmd & 0x1000) {
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke & 0xff);
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke >> 8);
} else {
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke >> 8);
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke & 0xff);
}
break;
case 0xa148:
case 0xa2e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x000000ff) | val;
break;
case 0xa149:
case 0xa2e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
if (s3->accel.color_16bit_check)
s3->accel.bkgd_color_actual[1] = s3->accel.bkgd_color & 0xff;
else
s3->accel.bkgd_color_actual[0] = s3->accel.bkgd_color & 0xff;
break;
case 0xa14a:
case 0xa2ea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x000000ff) | val;
}
break;
case 0xa14b:
case 0xa2eb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xa548:
case 0xa6e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x000000ff) | val;
break;
case 0xa549:
case 0xa6e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
if (s3->accel.color_16bit_check)
s3->accel.frgd_color_actual[1] = s3->accel.frgd_color & 0xff;
else
s3->accel.frgd_color_actual[0] = s3->accel.frgd_color & 0xff;
break;
case 0xa54a:
case 0xa6ea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x000000ff) | val;
}
break;
case 0xa54b:
case 0xa6eb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xa948:
case 0xaae8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x000000ff) | val;
break;
case 0xa949:
case 0xaae9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
if (s3->accel.color_16bit_check)
s3->accel.wrt_mask_actual[1] = s3->accel.wrt_mask & 0xff;
else
s3->accel.wrt_mask_actual[0] = s3->accel.wrt_mask & 0xff;
break;
case 0xa94a:
case 0xaaea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x000000ff) | val;
}
break;
case 0xa94b:
case 0xaaeb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xad48:
case 0xaee8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x000000ff) | val;
break;
case 0xad49:
case 0xaee9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xad4a:
case 0xaeea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x000000ff) | val;
}
break;
case 0xad4b:
case 0xaeeb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xb148:
case 0xb2e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x000000ff) | val;
break;
case 0xb149:
case 0xb2e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xb14a:
case 0xb2ea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x000000ff) | val;
}
break;
case 0xb14b:
case 0xb2eb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xb548:
case 0xb6e8:
s3->accel.bkgd_mix = val;
break;
case 0xb948:
case 0xbae8:
s3->accel.frgd_mix = val;
break;
case 0xbd48:
case 0xbee8:
s3->accel.multifunc_cntl = (s3->accel.multifunc_cntl & 0xff00) | val;
break;
case 0xbd49:
case 0xbee9:
s3->accel.multifunc_cntl = (s3->accel.multifunc_cntl & 0xff) | (val << 8);
s3->accel.multifunc[s3->accel.multifunc_cntl >> 12] = s3->accel.multifunc_cntl & 0xfff;
break;
case 0xd148:
case 0xd2e8:
s3->accel.ropmix = (s3->accel.ropmix & 0xff00) | val;
break;
case 0xd149:
case 0xd2e9:
s3->accel.ropmix = (s3->accel.ropmix & 0x00ff) | (val << 8);
break;
case 0xe548:
case 0xe6e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x000000ff) | val;
break;
case 0xe549:
case 0xe6e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xe54a:
case 0xe6ea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x000000ff) | val;
}
break;
case 0xe54b:
case 0xe6eb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xe948:
case 0xeae8:
s3->accel.pat_y = (s3->accel.pat_y & 0xf00) | val;
break;
case 0xe949:
case 0xeae9:
s3->accel.pat_y = (s3->accel.pat_y & 0xff) | ((val & 0x1f) << 8);
break;
case 0xe94a:
case 0xeaea:
s3->accel.pat_x = (s3->accel.pat_x & 0xf00) | val;
break;
case 0xe94b:
case 0xeaeb:
s3->accel.pat_x = (s3->accel.pat_x & 0xff) | ((val & 0x1f) << 8);
break;
case 0xed48:
case 0xeee8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x000000ff) | val;
break;
case 0xed49:
case 0xeee9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xed4a:
case 0xeeea:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x000000ff) | val;
}
break;
case 0xed4b:
case 0xeeeb:
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xe148:
case 0xe2e8:
s3->accel.b2e8_pix = 0;
if (s3_cpu_dest(s3))
break;
s3->accel.pix_trans[0] = val;
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0], 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
} else {
if (s3->accel.color_16bit_check_rectfill) {
if (s3->accel.color_16bit_check) {
if (s3->accel.pix_trans_x_count < s3->accel.pix_trans_ptr_cnt) {
s3_log("Byte: CPU data CMD=%04x, byte write=%02x, cnt=%d, "
"check=%d.\n", s3->accel.cmd, val,
s3->accel.pix_trans_x_count, s3->accel.color_16bit_check);
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count] = val;
s3->accel.pix_trans_x_count++;
s3->accel.pix_trans_x_count2 = s3->accel.pix_trans_x_count;
}
} else {
if (s3->accel.pix_trans_x_count2 < s3->accel.pix_trans_ptr_cnt) {
s3_log("Byte: CPU data CMD=%04x, byte write=%02x, cnt=%d, "
"check=%d.\n", s3->accel.cmd, val,
s3->accel.pix_trans_x_count2, s3->accel.color_16bit_check);
s3->accel.pix_trans_ptr[s3->accel.pix_trans_x_count2] = val;
s3->accel.pix_trans_x_count2++;
}
s3_log("WriteCNT=%d, TotalCNT=%d.\n", s3->accel.pix_trans_x_count2,
s3->accel.pix_trans_ptr_cnt);
if (s3->accel.pix_trans_x_count2 == s3->accel.pix_trans_ptr_cnt) {
for (int i = 0; i < s3->accel.pix_trans_ptr_cnt; i += 2) {
s3_log("Transferring write count=%d, bytes=%04x.\n", i,
s3->accel.pix_trans_ptr[i] |
(s3->accel.pix_trans_ptr[i + 1] << 8));
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans_ptr[i] |
(s3->accel.pix_trans_ptr[i + 1] << 8), s3);
}
s3->accel.pix_trans_x_count2 = 0;
s3->accel.color_16bit_check_rectfill = 0;
if (s3->accel.pix_trans_ptr != NULL) {
free(s3->accel.pix_trans_ptr);
s3->accel.pix_trans_ptr = NULL;
}
}
}
break;
}
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
}
break;
default:
break;
}
}
break;
case 0xe149:
case 0xe2e9:
s3->accel.b2e8_pix = 0;
if (s3_cpu_dest(s3))
break;
s3->accel.pix_trans[1] = val;
if (s3->accel.cmd & 0x100) {
s3_log("S3 PIXTRANS_B write (E2E9): cmd=%03x, pixelcntl=%02x, frgdmix=%02x, "
"bkgdmix=%02x, curx=%d, val=%04x.\n", s3->accel.cmd, s3->accel.multifunc[0x0a],
s3->accel.frgd_mix, s3->accel.bkgd_mix, s3->accel.cur_x, val);
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) ||
((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), s3);
} else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) ||
((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
s3->accel_start(16, 1, s3->accel.pix_trans[1] |
(s3->accel.pix_trans[0] << 8), 0, s3);
else
s3->accel_start(16, 1, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), 0, s3);
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[1] |
(s3->accel.pix_trans[0] << 8), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), s3);
}
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[1] |
(s3->accel.pix_trans[0] << 8), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] |
(s3->accel.pix_trans[1] << 8), s3);
}
break;
case 0x400:
if (svga->crtc[0x53] & 0x08) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(32, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), 0, s3);
else
s3->accel_start(4, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
} else
s3->accel_start(4, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
}
break;
case 0x600:
if (s3->chip == S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868 || s3->chip >= S3_TRIO64V) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
s3->accel_start(8, 1, s3->accel.pix_trans[1], 0, s3);
s3->accel_start(8, 1, s3->accel.pix_trans[0], 0, s3);
}
}
}
break;
default:
break;
}
}
break;
case 0xe14a:
case 0xe2ea:
if (s3_cpu_dest(s3))
break;
s3->accel.pix_trans[2] = val;
break;
case 0xe14b:
case 0xe2eb:
if (s3_cpu_dest(s3))
break;
s3->accel.pix_trans[3] = val;
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
} else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
s3->accel_start(16, 1, s3->accel.pix_trans[3] | (s3->accel.pix_trans[2] << 8) | (s3->accel.pix_trans[1] << 16) | (s3->accel.pix_trans[0] << 24), 0, s3);
else
s3->accel_start(16, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), 0, s3);
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[3] | (s3->accel.pix_trans[2] << 8) | (s3->accel.pix_trans[1] << 16) | (s3->accel.pix_trans[0] << 24), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
}
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[3] | (s3->accel.pix_trans[2] << 8) | (s3->accel.pix_trans[1] << 16) | (s3->accel.pix_trans[0] << 24), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
}
break;
case 0x400:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(32, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), 0, s3);
else
s3->accel_start(4, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
} else
s3->accel_start(4, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
break;
case 0x600:
if (s3->chip == S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868 || s3->chip >= S3_TRIO64V) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
s3->accel_start(8, 1, s3->accel.pix_trans[3], 0, s3);
s3->accel_start(8, 1, s3->accel.pix_trans[2], 0, s3);
s3->accel_start(8, 1, s3->accel.pix_trans[1], 0, s3);
s3->accel_start(8, 1, s3->accel.pix_trans[0], 0, s3);
}
}
}
break;
default:
break;
}
}
break;
default:
break;
}
}
static void
s3_accel_out_fifo_w(s3_t *s3, uint16_t port, uint16_t val)
{
if (port != 0x9ee8 && port != 0x9d48) {
if (port == 0xb2e8 || port == 0xb148) {
s3->accel.b2e8_pix = 1;
} else {
s3->accel.b2e8_pix = 0;
}
s3_accel_out_pixtrans_w(s3, val);
} else {
s3->accel.short_stroke = val;
s3->accel.ssv_state = 1;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
if (s3->accel.cmd & 0x1000) {
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke & 0xff);
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke >> 8);
} else {
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke >> 8);
s3_short_stroke_start(-1, 0, 0xffffffff, 0, s3, s3->accel.short_stroke & 0xff);
}
}
}
static void
s3_accel_out_fifo_l(s3_t *s3, uint16_t port, uint32_t val)
{
if (port == 0xb2e8 || port == 0xb148)
s3->accel.b2e8_pix = 1;
else
s3->accel.b2e8_pix = 0;
s3_accel_out_pixtrans_l(s3, val);
}
static void
s3_accel_write_fifo(s3_t *s3, uint32_t addr, uint8_t val)
{
const svga_t *svga = &s3->svga;
if (s3->packed_mmio) {
int addr_lo = addr & 1;
if (svga->crtc[0x53] & 0x08) {
if ((addr >= 0x08000) && (addr <= 0x0803f))
s3_pci_write(0, addr & 0xff, val, s3);
}
switch (addr & 0x1fffe) {
case 0x8100:
addr = 0x82e8;
break; /*ALT_CURXY*/
case 0x8102:
addr = 0x86e8;
break;
case 0x8104:
addr = 0x82ea;
break; /*ALT_CURXY2*/
case 0x8106:
addr = 0x86ea;
break;
case 0x8108:
addr = 0x8ae8;
break; /*ALT_STEP*/
case 0x810a:
addr = 0x8ee8;
break;
case 0x810c:
addr = 0x8aea;
break; /*ALT_STEP2*/
case 0x810e:
addr = 0x8eea;
break;
case 0x8110:
addr = 0x92e8;
break; /*ALT_ERR*/
case 0x8112:
addr = 0x92ee;
break;
case 0x8118:
addr = 0x9ae8;
break; /*ALT_CMD*/
case 0x811a:
addr = 0x9aea;
break;
case 0x811c:
addr = 0x9ee8;
break;
case 0x8120:
case 0x8122: /*BKGD_COLOR*/
WRITE8(addr, s3->accel.bkgd_color, val);
return;
case 0x8124:
case 0x8126: /*FRGD_COLOR*/
WRITE8(addr, s3->accel.frgd_color, val);
return;
case 0x8128:
case 0x812a: /*WRT_MASK*/
WRITE8(addr, s3->accel.wrt_mask, val);
return;
case 0x812c:
case 0x812e: /*RD_MASK*/
WRITE8(addr, s3->accel.rd_mask, val);
return;
case 0x8130:
case 0x8132: /*COLOR_CMP*/
WRITE8(addr, s3->accel.color_cmp, val);
return;
case 0x8134:
addr = 0xb6e8;
break; /*ALT_MIX*/
case 0x8136:
addr = 0xbae8;
break;
case 0x8138: /*SCISSORS_T*/
WRITE8(addr & 1, s3->accel.multifunc[1], val);
return;
case 0x813a: /*SCISSORS_L*/
WRITE8(addr & 1, s3->accel.multifunc[2], val);
return;
case 0x813c: /*SCISSORS_B*/
WRITE8(addr & 1, s3->accel.multifunc[3], val);
return;
case 0x813e: /*SCISSORS_R*/
WRITE8(addr & 1, s3->accel.multifunc[4], val);
return;
case 0x8140: /*PIX_CNTL*/
WRITE8(addr & 1, s3->accel.multifunc[0xa], val);
return;
case 0x8142: /*MULT_MISC2*/
WRITE8(addr & 1, s3->accel.multifunc[0xd], val);
return;
case 0x8144: /*MULT_MISC*/
WRITE8(addr & 1, s3->accel.multifunc[0xe], val);
return;
case 0x8146: /*READ_SEL*/
WRITE8(addr & 1, s3->accel.multifunc[0xf], val);
return;
case 0x8148: /*ALT_PCNT*/
WRITE8(addr & 1, s3->accel.multifunc[0], val);
return;
case 0x814a:
addr = 0x96e8;
break;
case 0x814c:
addr = 0x96ea;
break;
case 0x8150:
addr = 0xd2e8;
break;
case 0x8154:
addr = 0x8ee8;
break;
case 0x8156:
addr = 0x96e8;
break;
case 0x8164:
case 0x8166:
WRITE8(addr, s3->accel.pat_bg_color, val);
return;
case 0x8168:
addr = 0xeae8;
break;
case 0x816a:
addr = 0xeaea;
break;
case 0x816c:
case 0x816e:
WRITE8(addr, s3->accel.pat_fg_color, val);
return;
default:
break;
}
addr |= addr_lo;
}
if (svga->crtc[0x53] & 0x08) {
if ((addr & 0x1ffff) < 0x8000) {
if (s3->accel.cmd & 0x100) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, val | (val << 8) | (val << 16) | (val << 24), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
} else
s3->accel_start(1, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
}
} else {
switch (addr & 0x1ffff) {
case 0x83b0:
case 0x83b1:
case 0x83b2:
case 0x83b3:
case 0x83b4:
case 0x83b5:
case 0x83b6:
case 0x83b7:
case 0x83b8:
case 0x83b9:
case 0x83ba:
case 0x83bb:
case 0x83bc:
case 0x83bd:
case 0x83be:
case 0x83bf:
case 0x83c0:
case 0x83c1:
case 0x83c2:
case 0x83c3:
case 0x83c4:
case 0x83c5:
case 0x83c6:
case 0x83c7:
case 0x83c8:
case 0x83c9:
case 0x83ca:
case 0x83cb:
case 0x83cc:
case 0x83cd:
case 0x83ce:
case 0x83cf:
case 0x83d0:
case 0x83d1:
case 0x83d2:
case 0x83d3:
case 0x83d4:
case 0x83d5:
case 0x83d6:
case 0x83d7:
case 0x83d8:
case 0x83d9:
case 0x83da:
case 0x83db:
case 0x83dc:
case 0x83dd:
case 0x83de:
case 0x83df:
s3_out(addr & 0x3ff, val, s3);
break;
case 0x8504:
s3->subsys_stat &= ~val;
s3_update_irqs(s3);
break;
case 0x8505:
s3->subsys_cntl = val;
s3_update_irqs(s3);
break;
case 0x850c:
s3->accel.advfunc_cntl = val;
s3_updatemapping(s3);
break;
case 0xff20:
s3->serialport = val;
i2c_gpio_set(s3->i2c, !!(val & SERIAL_PORT_SCW), !!(val & SERIAL_PORT_SDW));
break;
default:
s3_accel_out_fifo(s3, addr & 0xffff, val);
break;
}
}
} else {
if (addr & 0x8000) {
if ((addr == 0xe2e8) || (addr == 0xe2e9) || (addr == 0xe2ea) || (addr == 0xe2eb)) {
if ((s3->chip == S3_86C801) || (s3->chip == S3_86C805))
goto mmio_byte_write;
else
s3_accel_out_fifo(s3, addr & 0xffff, val);
} else
s3_accel_out_fifo(s3, addr & 0xffff, val);
} else {
mmio_byte_write:
if (s3->accel.cmd & 0x100) {
if ((s3->accel.cmd & 0x600) == 0x200) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(16, 1, val | (val << 8) | (val << 16) | (val << 24), 0, s3);
else
s3->accel_start(2, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
} else
s3->accel_start(2, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
} else {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, val | (val << 8) | (val << 16) | (val << 24), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
} else
s3->accel_start(1, 1, 0xffffffff, val | (val << 8) | (val << 16) | (val << 24), s3);
}
}
}
}
}
static void
s3_accel_write_fifo_w(s3_t *s3, uint32_t addr, uint16_t val)
{
const svga_t *svga = &s3->svga;
if (svga->crtc[0x53] & 0x08) {
if ((addr & 0x1fffe) < 0x8000) {
s3_accel_out_pixtrans_w(s3, val);
} else {
switch (addr & 0x1fffe) {
default:
case 0x83d4:
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
break;
case 0xff20:
s3_accel_write_fifo(s3, addr, val);
break;
case 0x811c:
s3_accel_out_fifo_w(s3, 0x9ee8, val);
break;
}
}
} else {
if (addr & 0x8000) {
if (addr == 0x811c)
s3_accel_out_fifo_w(s3, 0x9ee8, val);
else {
if ((addr == 0xe2e8) || (addr == 0xe2ea)) {
if ((s3->chip == S3_86C801) || (s3->chip == S3_86C805) || (s3->chip == S3_86C928) || (s3->chip == S3_86C928PCI))
s3_accel_out_pixtrans_w(s3, val);
else {
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
}
} else {
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
}
}
} else {
s3_accel_out_pixtrans_w(s3, val);
}
}
}
static void
s3_accel_write_fifo_l(s3_t *s3, uint32_t addr, uint32_t val)
{
svga_t *svga = &s3->svga;
if (svga->crtc[0x53] & 0x08) {
if ((addr & 0x1fffc) < 0x8000 || ((addr & 0x1fffc) >= 0x10000 && (addr & 0x1fffc) < 0x18000)) {
if ((addr & 0x1fffc) >= 0x10000 && (addr & 0x1fffc) < 0x18000) {
s3_visionx68_video_engine_op(val, s3);
} else if ((addr & 0x1fffc) < 0x8000) {
s3_accel_out_pixtrans_l(s3, val);
}
} else {
switch (addr & 0x1fffc) {
case 0x8180:
s3->streams.pri_ctrl = val;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x8184:
s3->streams.chroma_ctrl = val;
break;
case 0x8190:
s3->streams.sec_ctrl = val;
s3->streams.dda_horiz_accumulator = val & 0xfff;
if (val & (1 << 11))
s3->streams.dda_horiz_accumulator |= 0xfffff800;
s3->streams.sdif = (val >> 24) & 7;
break;
case 0x8194:
s3->streams.chroma_upper_bound = val;
break;
case 0x8198:
s3->streams.sec_filter = val;
s3->streams.k1_horiz_scale = val & 0x7ff;
if (val & (1 << 10))
s3->streams.k1_horiz_scale |= 0xfffff800;
s3->streams.k2_horiz_scale = (val >> 16) & 0x7ff;
if ((val >> 16) & (1 << 10))
s3->streams.k2_horiz_scale |= 0xfffff800;
break;
case 0x81a0:
s3->streams.blend_ctrl = val;
break;
case 0x81c0:
s3->streams.pri_fb0 = val & 0x3fffff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81c4:
s3->streams.pri_fb1 = val & 0x3fffff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81c8:
s3->streams.pri_stride = val & 0xfff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81cc:
s3->streams.buffer_ctrl = val;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81d0:
s3->streams.sec_fb0 = val;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81d4:
s3->streams.sec_fb1 = val;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81d8:
s3->streams.sec_stride = val;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81dc:
s3->streams.overlay_ctrl = val;
break;
case 0x81e0:
s3->streams.k1_vert_scale = val & 0x7ff;
if (val & (1 << 10))
s3->streams.k1_vert_scale |= 0xfffff800;
break;
case 0x81e4:
s3->streams.k2_vert_scale = val & 0x7ff;
if (val & (1 << 10))
s3->streams.k2_vert_scale |= 0xfffff800;
break;
case 0x81e8:
s3->streams.dda_vert_accumulator = val & 0xfff;
if (val & (1 << 11))
s3->streams.dda_vert_accumulator |= 0xfffff800;
break;
case 0x81ec:
s3->streams.fifo_ctrl = val;
break;
case 0x81f0:
s3->streams.pri_start = val;
s3->streams.pri_x = (val >> 16) & 0x7ff;
s3->streams.pri_y = val & 0x7ff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81f4:
s3->streams.pri_size = val;
s3->streams.pri_w = (val >> 16) & 0x7ff;
s3->streams.pri_h = val & 0x7ff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81f8:
s3->streams.sec_start = val;
s3->streams.sec_x = (val >> 16) & 0x7ff;
s3->streams.sec_y = val & 0x7ff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x81fc:
s3->streams.sec_size = val;
s3->streams.sec_w = (val >> 16) & 0x7ff;
s3->streams.sec_h = val & 0x7ff;
svga_recalctimings(svga);
svga->fullchange = svga->monitor->mon_changeframecount;
break;
case 0x8504:
s3->subsys_stat &= ~(val & 0xff);
s3->subsys_cntl = (val >> 8);
s3_update_irqs(s3);
break;
case 0x850c:
s3->accel.advfunc_cntl = val & 0xff;
s3_updatemapping(s3);
break;
case 0xff20:
s3_accel_write_fifo(s3, addr, val);
break;
case 0x18080:
s3->videoengine.nop = 1;
break;
case 0x18088:
s3->videoengine.cntl = val;
s3->videoengine.dda_init_accumulator = val & 0xfff;
s3->videoengine.odf = (val >> 16) & 7;
s3->videoengine.yuv = !!(val & (1 << 19));
s3->videoengine.idf = (val >> 20) & 7;
s3->videoengine.dither = !!(val & (1 << 29));
s3->videoengine.dm_index = (val >> 23) & 7;
break;
case 0x1808c:
s3->videoengine.stretch_filt_const = val;
s3->videoengine.k2 = val & 0x7ff;
s3->videoengine.k1 = (val >> 16) & 0x7ff;
s3->videoengine.host_data = !!(val & (1 << 30));
s3->videoengine.scale_down = !!(val & (1 << 31));
break;
case 0x18090:
s3->videoengine.src_dst_step = val;
s3->videoengine.dst_step = val & 0x1fff;
s3->videoengine.src_step = (val >> 16) & 0x1fff;
break;
case 0x18094:
s3->videoengine.crop = val;
s3->videoengine.len = val & 0xfff;
s3->videoengine.start = (val >> 16) & 0xfff;
s3->videoengine.input = 1;
break;
case 0x18098:
s3->videoengine.src_base = val & 0xffffff;
break;
case 0x1809c:
s3->videoengine.dest_base = val & 0xffffff;
break;
default:
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
s3_accel_write_fifo(s3, addr + 2, val >> 16);
s3_accel_write_fifo(s3, addr + 3, val >> 24);
break;
}
}
} else {
if (addr & 0x8000) {
if (addr == 0xe2e8) {
if ((s3->chip == S3_86C928) || (s3->chip == S3_86C928PCI))
s3_accel_out_pixtrans_l(s3, val);
else {
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
s3_accel_write_fifo(s3, addr + 2, val >> 16);
s3_accel_write_fifo(s3, addr + 3, val >> 24);
}
} else {
s3_accel_write_fifo(s3, addr, val);
s3_accel_write_fifo(s3, addr + 1, val >> 8);
s3_accel_write_fifo(s3, addr + 2, val >> 16);
s3_accel_write_fifo(s3, addr + 3, val >> 24);
}
} else {
s3_accel_out_pixtrans_l(s3, val);
}
}
}
static void
s3_vblank_start(svga_t *svga)
{
s3_t *s3 = (s3_t *) svga->priv;
s3->subsys_stat |= INT_VSY;
s3_update_irqs(s3);
}
static uint32_t
s3_hwcursor_convert_addr(svga_t *svga)
{
if ((svga->bpp == 8) && (((svga->gdcreg[5] & 0x60) == 0x20) || (svga->crtc[0x3a] & 0x10)) && (svga->crtc[0x45] & 0x10)) {
if (svga->crtc[0x3a] & 0x10)
return ((svga->hwcursor_latch.addr & 0xfffff1ff) | ((svga->hwcursor_latch.addr & 0x200) << 2)) | 0x600;
else if ((svga->gdcreg[5] & 0x60) == 0x20)
return ((svga->hwcursor_latch.addr & 0xfffff0ff) | ((svga->hwcursor_latch.addr & 0x300) << 2)) | 0x300;
else
return svga->hwcursor_latch.addr;
} else
return svga->hwcursor_latch.addr;
}
static void
s3_hwcursor_draw(svga_t *svga, int displine)
{
const s3_t *s3 = (s3_t *) svga->priv;
int shift = 1;
int width = 16;
uint16_t dat[2];
int xx;
int offset = svga->hwcursor_latch.x - svga->hwcursor_latch.xoff;
uint32_t fg;
uint32_t bg;
uint32_t real_addr;
uint32_t remapped_addr;
switch (svga->bpp) {
case 15:
fg = video_15to32[s3->hwc_fg_col & 0xffff];
bg = video_15to32[s3->hwc_bg_col & 0xffff];
if (s3->chip >= S3_86C928 && s3->chip <= S3_86C805) {
if (s3->card_type != S3_MIROCRYSTAL10SD_805 && s3->card_type != S3_MIROCRYSTAL8S_805) {
if (!(svga->crtc[0x45] & 0x04)) {
shift = 2;
width = 8;
}
}
}
break;
case 16:
fg = video_16to32[s3->hwc_fg_col & 0xffff];
bg = video_16to32[s3->hwc_bg_col & 0xffff];
if (s3->chip >= S3_86C928 && s3->chip <= S3_86C805) {
if ((s3->card_type != S3_MIROCRYSTAL10SD_805) && (s3->card_type != S3_MIROCRYSTAL8S_805)) {
if (!(svga->crtc[0x45] & 0x04)) {
shift = 2;
width = 8;
}
} else if (s3->card_type == S3_MIROCRYSTAL10SD_805) {
if (!(svga->crtc[0x45] & 0x04)) {
offset <<= 1;
}
}
}
break;
case 24:
if (s3->chip <= S3_86C805) {
fg = svga->pallook[svga->crtc[0xe]];
bg = svga->pallook[svga->crtc[0xf]];
} else {
fg = s3->hwc_fg_col;
bg = s3->hwc_bg_col;
}
break;
case 32:
fg = s3->hwc_fg_col;
bg = s3->hwc_bg_col;
break;
default:
if (s3->chip >= S3_TRIO32) {
fg = svga->pallook[s3->hwc_fg_col & 0xff];
bg = svga->pallook[s3->hwc_bg_col & 0xff];
} else {
fg = svga->pallook[svga->crtc[0xe]];
bg = svga->pallook[svga->crtc[0xf]];
}
break;
}
if (svga->interlace && svga->hwcursor_oddeven)
svga->hwcursor_latch.addr += 16;
real_addr = s3_hwcursor_convert_addr(svga);
for (uint8_t x = 0; x < 64; x += 16) {
remapped_addr = dword_remap(svga, real_addr);
dat[0] = (svga->vram[remapped_addr & s3->vram_mask] << 8) | svga->vram[(remapped_addr + 1) & s3->vram_mask];
dat[1] = (svga->vram[(remapped_addr + 2) & s3->vram_mask] << 8) | svga->vram[(remapped_addr + 3) & s3->vram_mask];
if (svga->crtc[0x55] & 0x10) {
/*X11*/
for (xx = 0; xx < 16; xx++) {
if (offset >= 0) {
if (dat[0] & 0x8000)
buffer32->line[displine][offset + svga->x_add] = (dat[1] & 0x8000) ? fg : bg;
}
offset++;
dat[0] <<= shift;
dat[1] <<= shift;
}
} else {
/*Windows*/
for (xx = 0; xx < width; xx++) {
if (offset >= 0) {
if (!(dat[0] & 0x8000))
buffer32->line[displine][offset + svga->x_add] = (dat[1] & 0x8000) ? fg : bg;
else if (dat[1] & 0x8000)
buffer32->line[displine][offset + svga->x_add] ^= 0xffffff;
}
offset++;
dat[0] <<= shift;
dat[1] <<= shift;
}
}
svga->hwcursor_latch.addr += 4;
real_addr = s3_hwcursor_convert_addr(svga);
}
if (svga->interlace && !svga->hwcursor_oddeven)
svga->hwcursor_latch.addr += 16;
}
#define CLAMP(x) \
do { \
if ((x) & ~0xff) \
x = ((x) < 0) ? 0 : 0xff; \
} while (0)
#define DECODE_YCbCr() \
do { \
int c; \
\
for (c = 0; c < 2; c++) { \
uint8_t y1, y2; \
int8_t Cr, Cb; \
int dR, dG, dB; \
\
y1 = src[0]; \
Cr = src[1] - 0x80; \
y2 = src[2]; \
Cb = src[3] - 0x80; \
src += 4; \
\
dR = (359 * Cr) >> 8; \
dG = (88 * Cb + 183 * Cr) >> 8; \
dB = (453 * Cb) >> 8; \
\
r[x_write] = y1 + dR; \
CLAMP(r[x_write]); \
g[x_write] = y1 - dG; \
CLAMP(g[x_write]); \
b[x_write] = y1 + dB; \
CLAMP(b[x_write]); \
\
r[x_write + 1] = y2 + dR; \
CLAMP(r[x_write + 1]); \
g[x_write + 1] = y2 - dG; \
CLAMP(g[x_write + 1]); \
b[x_write + 1] = y2 + dB; \
CLAMP(b[x_write + 1]); \
\
x_write = (x_write + 2) & 7; \
} \
} while (0)
/*Both YUV formats are untested*/
#define DECODE_YUV211() \
do { \
uint8_t y1, y2, y3, y4; \
int8_t U, V; \
int dR, dG, dB; \
\
U = src[0] - 0x80; \
y1 = (298 * (src[1] - 16)) >> 8; \
y2 = (298 * (src[2] - 16)) >> 8; \
V = src[3] - 0x80; \
y3 = (298 * (src[4] - 16)) >> 8; \
y4 = (298 * (src[5] - 16)) >> 8; \
src += 6; \
\
dR = (309 * V) >> 8; \
dG = (100 * U + 208 * V) >> 8; \
dB = (516 * U) >> 8; \
\
r[x_write] = y1 + dR; \
CLAMP(r[x_write]); \
g[x_write] = y1 - dG; \
CLAMP(g[x_write]); \
b[x_write] = y1 + dB; \
CLAMP(b[x_write]); \
\
r[x_write + 1] = y2 + dR; \
CLAMP(r[x_write + 1]); \
g[x_write + 1] = y2 - dG; \
CLAMP(g[x_write + 1]); \
b[x_write + 1] = y2 + dB; \
CLAMP(b[x_write + 1]); \
\
r[x_write + 2] = y3 + dR; \
CLAMP(r[x_write + 2]); \
g[x_write + 2] = y3 - dG; \
CLAMP(g[x_write + 2]); \
b[x_write + 2] = y3 + dB; \
CLAMP(b[x_write + 2]); \
\
r[x_write + 3] = y4 + dR; \
CLAMP(r[x_write + 3]); \
g[x_write + 3] = y4 - dG; \
CLAMP(g[x_write + 3]); \
b[x_write + 3] = y4 + dB; \
CLAMP(b[x_write + 3]); \
\
x_write = (x_write + 4) & 7; \
} while (0)
#define DECODE_YUV422() \
do { \
int c; \
\
for (c = 0; c < 2; c++) { \
uint8_t y1, y2; \
int8_t U, V; \
int dR, dG, dB; \
\
U = src[0] - 0x80; \
y1 = (298 * (src[1] - 16)) >> 8; \
V = src[2] - 0x80; \
y2 = (298 * (src[3] - 16)) >> 8; \
src += 4; \
\
dR = (309 * V) >> 8; \
dG = (100 * U + 208 * V) >> 8; \
dB = (516 * U) >> 8; \
\
r[x_write] = y1 + dR; \
CLAMP(r[x_write]); \
g[x_write] = y1 - dG; \
CLAMP(g[x_write]); \
b[x_write] = y1 + dB; \
CLAMP(b[x_write]); \
\
r[x_write + 1] = y2 + dR; \
CLAMP(r[x_write + 1]); \
g[x_write + 1] = y2 - dG; \
CLAMP(g[x_write + 1]); \
b[x_write + 1] = y2 + dB; \
CLAMP(b[x_write + 1]); \
\
x_write = (x_write + 2) & 7; \
} \
} while (0)
#define DECODE_RGB555() \
do { \
int c; \
\
for (c = 0; c < 4; c++) { \
uint16_t dat; \
\
dat = *(uint16_t *) src; \
src += 2; \
\
r[x_write + c] = ((dat & 0x001f) << 3) | ((dat & 0x001f) >> 2); \
g[x_write + c] = ((dat & 0x03e0) >> 2) | ((dat & 0x03e0) >> 7); \
b[x_write + c] = ((dat & 0x7c00) >> 7) | ((dat & 0x7c00) >> 12); \
} \
x_write = (x_write + 4) & 7; \
} while (0)
#define DECODE_RGB565() \
do { \
int c; \
\
for (c = 0; c < 4; c++) { \
uint16_t dat; \
\
dat = *(uint16_t *) src; \
src += 2; \
\
r[x_write + c] = ((dat & 0x001f) << 3) | ((dat & 0x001f) >> 2); \
g[x_write + c] = ((dat & 0x07e0) >> 3) | ((dat & 0x07e0) >> 9); \
b[x_write + c] = ((dat & 0xf800) >> 8) | ((dat & 0xf800) >> 13); \
} \
x_write = (x_write + 4) & 7; \
} while (0)
#define DECODE_RGB888() \
do { \
int c; \
\
for (c = 0; c < 4; c++) { \
r[x_write + c] = src[0]; \
g[x_write + c] = src[1]; \
b[x_write + c] = src[2]; \
src += 3; \
} \
x_write = (x_write + 4) & 7; \
} while (0)
#define DECODE_XRGB8888() \
do { \
int c; \
\
for (c = 0; c < 4; c++) { \
r[x_write + c] = src[0]; \
g[x_write + c] = src[1]; \
b[x_write + c] = src[2]; \
src += 4; \
} \
x_write = (x_write + 4) & 7; \
} while (0)
#define OVERLAY_SAMPLE() \
do { \
switch (s3->streams.sdif) { \
case 1: \
DECODE_YCbCr(); \
break; \
case 2: \
DECODE_YUV422(); \
break; \
case 3: \
DECODE_RGB555(); \
break; \
case 4: \
DECODE_YUV211(); \
break; \
case 5: \
DECODE_RGB565(); \
break; \
case 6: \
DECODE_RGB888(); \
break; \
case 7: \
default: \
DECODE_XRGB8888(); \
break; \
} \
} while (0)
static void
s3_trio64v_overlay_draw(svga_t *svga, int displine)
{
const s3_t *s3 = (s3_t *) svga->priv;
int offset = (s3->streams.sec_x - s3->streams.pri_x) + 1;
int h_acc = s3->streams.dda_horiz_accumulator;
int r[8];
int g[8];
int b[8];
int x_size;
int x_read = 4;
int x_write = 4;
uint32_t *p;
uint8_t *src = &svga->vram[svga->overlay_latch.addr];
p = &(buffer32->line[displine][offset + svga->x_add]);
if ((offset + s3->streams.sec_w) > s3->streams.pri_w)
x_size = (s3->streams.pri_w - s3->streams.sec_x) + 1;
else
x_size = s3->streams.sec_w + 1;
OVERLAY_SAMPLE();
for (int x = 0; x < x_size; x++) {
*p++ = r[x_read] | (g[x_read] << 8) | (b[x_read] << 16);
h_acc += s3->streams.k1_horiz_scale;
if (h_acc >= 0) {
if ((x_read ^ (x_read + 1)) & ~3)
OVERLAY_SAMPLE();
x_read = (x_read + 1) & 7;
h_acc += (s3->streams.k2_horiz_scale - s3->streams.k1_horiz_scale);
}
}
svga->overlay_latch.v_acc += s3->streams.k1_vert_scale;
if (svga->overlay_latch.v_acc >= 0) {
svga->overlay_latch.v_acc += (s3->streams.k2_vert_scale - s3->streams.k1_vert_scale);
svga->overlay_latch.addr += s3->streams.sec_stride;
}
}
static void
s3_io_remove_alt(s3_t *s3)
{
if (!s3->translate)
return;
io_removehandler(0x4148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x4548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x4948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8d48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9d48, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, NULL, s3);
io_removehandler(0xa148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xa548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xa948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xad48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip >= S3_86C928)
io_removehandler(0xb148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_removehandler(0xb148, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_removehandler(0xb548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xb948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xbd48, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xd148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xe148, 0x0004, s3_accel_in, s3_accel_in_w, s3_accel_in_l, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_removehandler(0xe548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xe948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xed48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
}
static void
s3_io_remove(s3_t *s3)
{
io_removehandler(0x03c0, 0x0020, s3_in, NULL, NULL, s3_out, NULL, NULL, s3);
io_removehandler(0x42e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x46e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x4ae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x82e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x86e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8ae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x8ee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x92e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x96e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9ae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0x9ee8, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, NULL, s3);
io_removehandler(0xa2e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xa6e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xaae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xaee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip >= S3_86C928)
io_removehandler(0xb2e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_removehandler(0xb2e8, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_removehandler(0xb6e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xbae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xbee8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xcae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xd2e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xe2e8, 0x0004, s3_accel_in, s3_accel_in_w, s3_accel_in_l, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_removehandler(0xe6e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xeae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xeee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_removehandler(0xfee8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
s3_io_remove_alt(s3);
}
static void
s3_io_set_alt(s3_t *s3)
{
const svga_t *svga = &s3->svga;
if (!s3->translate)
return;
if ((s3->chip == S3_VISION968 || s3->chip == S3_VISION868) && (svga->seqregs[9] & 0x80)) {
return;
}
io_sethandler(0x4148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x4548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x4948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip == S3_TRIO64 || s3->chip >= S3_TRIO64V || s3->chip == S3_VISION968 || s3->chip == S3_VISION868) {
io_sethandler(0x8148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8d48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
} else {
io_sethandler(0x8148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8d48, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
}
if (s3->chip == S3_VISION968 || s3->chip == S3_VISION868)
io_sethandler(0x9948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_sethandler(0x9948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9d48, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, NULL, s3);
io_sethandler(0xa148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xa548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xa948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xad48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip >= S3_86C928)
io_sethandler(0xb148, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_sethandler(0xb148, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_sethandler(0xb548, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xb948, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xbd48, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xe148, 0x0004, s3_accel_in, s3_accel_in_w, s3_accel_in_l, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
if (s3->chip == S3_VISION968 || s3->chip == S3_VISION868) {
io_sethandler(0xd148, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xe548, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xe948, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xed48, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
}
}
static void
s3_io_set(s3_t *s3)
{
const svga_t *svga = &s3->svga;
s3_io_remove(s3);
io_sethandler(0x03c0, 0x0020, s3_in, NULL, NULL, s3_out, NULL, NULL, s3);
if ((s3->chip == S3_VISION968 || s3->chip == S3_VISION868) && (svga->seqregs[9] & 0x80)) {
return;
}
io_sethandler(0x42e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x46e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x4ae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip == S3_TRIO64 || s3->chip >= S3_TRIO64V || s3->chip == S3_VISION968 || s3->chip == S3_VISION868) {
io_sethandler(0x82e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x86e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8ae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8ee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x92e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x96e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
} else {
io_sethandler(0x82e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x86e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8ae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x8ee8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x92e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x96e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
}
if (s3->chip == S3_VISION968 || s3->chip == S3_VISION868)
io_sethandler(0x9ae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_sethandler(0x9ae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0x9ee8, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, NULL, s3);
io_sethandler(0xa2e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xa6e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xaae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xaee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
if (s3->chip >= S3_86C928)
io_sethandler(0xb2e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
else
io_sethandler(0xb2e8, 0x0002, s3_accel_in, s3_accel_in_w, NULL, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
io_sethandler(0xb6e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xbae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xbee8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xcae8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xe2e8, 0x0004, s3_accel_in, s3_accel_in_w, s3_accel_in_l, s3_accel_out, s3_accel_out_w, s3_accel_out_l, s3);
if (s3->chip == S3_VISION968 || s3->chip == S3_VISION868) {
io_sethandler(0xd2e8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xe6e8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xeae8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
io_sethandler(0xeee8, 0x0004, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
}
io_sethandler(0xfee8, 0x0002, s3_accel_in, NULL, NULL, s3_accel_out, NULL, NULL, s3);
s3_io_set_alt(s3);
}
static void
s3_out(uint16_t addr, uint8_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint8_t old;
int rs2;
int rs3;
if (((addr & 0xfff0) == 0x3d0 || (addr & 0xfff0) == 0x3b0) && !(svga->miscout & 1))
addr ^= 0x60;
switch (addr) {
case 0x3c2:
if ((s3->chip == S3_VISION964) || (s3->chip == S3_VISION968) || (s3->chip == S3_86C928)) {
if ((s3->card_type != S3_SPEA_MERCURY_P64V) && (s3->card_type != S3_MIROVIDEO40SV_ERGO_968)) {
if (((val >> 2) & 3) != 3)
icd2061_write(svga->clock_gen, (val >> 2) & 3);
}
}
break;
case 0x3c5:
if (svga->seqaddr >= 0x10 && svga->seqaddr < 0x20) {
svga->seqregs[svga->seqaddr] = val;
switch (svga->seqaddr) {
case 0x12:
case 0x13:
svga_recalctimings(svga);
return;
default:
break;
}
}
if (svga->seqaddr == 4) /*Chain-4 - update banking*/
{
if (val & 0x08)
svga->write_bank = svga->read_bank = s3->bank << 16;
else
svga->write_bank = svga->read_bank = s3->bank << 14;
} else if (svga->seqaddr == 9) {
svga->seqregs[svga->seqaddr] = val & 0x80;
s3_io_set(s3);
return;
} else if (svga->seqaddr == 0xa) {
svga->seqregs[svga->seqaddr] = val & 0x80;
return;
} else if (s3->chip >= S3_VISION964) {
if (svga->seqaddr == 0x08) {
svga->seqregs[svga->seqaddr] = val & 0x0f;
return;
} else if ((svga->seqaddr == 0x0d) && (svga->seqregs[0x08] == 0x06)) {
svga->seqregs[svga->seqaddr] = val;
svga->dpms = ((s3->chip >= S3_VISION964) && (svga->seqregs[0x0d] & 0x50)) || (svga->crtc[0x56] & ((s3->chip >= S3_TRIO32) ? 0x06 : 0x20));
svga_recalctimings(svga);
return;
}
}
break;
case 0x3C6:
case 0x3C7:
case 0x3C8:
case 0x3C9:
rs2 = (svga->crtc[0x55] & 0x01) || !!(svga->crtc[0x43] & 2);
if (s3->chip >= S3_TRIO32)
svga_out(addr, val, svga);
else if ((s3->chip == S3_VISION964 && s3->card_type != S3_ELSAWIN2KPROX_964) || (s3->chip == S3_86C928)) {
rs3 = !!(svga->crtc[0x55] & 0x02);
bt48x_ramdac_out(addr, rs2, rs3, val, svga->ramdac, svga);
} else if ((s3->chip == S3_VISION964 && s3->card_type == S3_ELSAWIN2KPROX_964) || (s3->chip == S3_VISION968 && (s3->card_type == S3_ELSAWIN2KPROX || s3->card_type == S3_PHOENIX_VISION968 || s3->card_type == S3_NUMBER9_9FX_771)))
ibm_rgb528_ramdac_out(addr, rs2, val, svga->ramdac, svga);
else if (s3->chip == S3_VISION968 && (s3->card_type == S3_SPEA_MERCURY_P64V || s3->card_type == S3_MIROVIDEO40SV_ERGO_968)) {
rs3 = !!(svga->crtc[0x55] & 0x02);
tvp3026_ramdac_out(addr, rs2, rs3, val, svga->ramdac, svga);
} else if (((s3->chip == S3_86C801) || (s3->chip == S3_86C805) || (s3->chip == S3_86C924)) &&
((s3->card_type != S3_MIROCRYSTAL10SD_805) && (s3->card_type != S3_MIROCRYSTAL8S_805)))
att49x_ramdac_out(addr, rs2, val, svga->ramdac, svga);
else if (s3->chip == S3_86C911) {
sc1148x_ramdac_out(addr, rs2, val, svga->ramdac, svga);
} else if (s3->card_type == S3_NUMBER9_9FX_531)
att498_ramdac_out(addr, rs2, val, svga->ramdac, svga);
else if ((s3->chip == S3_86C928PCI) && (s3->card_type == S3_SPEA_MERCURY_LITE_PCI))
sc1502x_ramdac_out(addr, val, svga->ramdac, svga);
else
sdac_ramdac_out(addr, rs2, val, svga->ramdac, svga);
return;
case 0x3D4:
svga->crtcreg = (s3->chip == S3_TRIO64V2) ? val : (val & 0x7f);
return;
case 0x3D5:
if ((svga->crtcreg < 7) && (svga->crtc[0x11] & 0x80))
return;
if ((svga->crtcreg == 7) && (svga->crtc[0x11] & 0x80))
val = (svga->crtc[7] & ~0x10) | (val & 0x10);
if ((svga->crtcreg >= 0x20) && (svga->crtcreg < 0x40) && (svga->crtcreg != 0x36) && (svga->crtcreg != 0x38) && (svga->crtcreg != 0x39) && ((svga->crtc[0x38] & 0xcc) != 0x48))
return;
if ((svga->crtcreg >= 0x40) && ((svga->crtc[0x39] & 0xe0) != 0xa0))
return;
if ((svga->crtcreg == 0x36) && (svga->crtc[0x39] != 0xa5))
return;
if ((s3->chip == S3_TRIO64V2) && (svga->crtcreg >= 0x80))
return;
if ((s3->chip <= S3_86C924) && (svga->crtcreg >= 0x50))
return;
old = svga->crtc[svga->crtcreg];
svga->crtc[svga->crtcreg] = val;
switch (svga->crtcreg) {
case 0x31:
s3->ma_ext = (s3->ma_ext & 0x1c) | ((val & 0x30) >> 4);
svga->force_dword_mode = !!(val & 0x08);
break;
case 0x40:
s3->enable_8514 = (val & 0x01);
break;
case 0x50:
s3->bpp = (svga->crtc[0x50] >> 4) & 3;
if (s3->bpp == 3) {
if (!(s3->accel.multifunc[0xe] & 0x200)) /*On True Color mode change, reset bit 4 of Misc Index register*/
s3->accel.multifunc[0xe] &= ~0x10;
}
break;
case 0x5c:
if ((val & 0xa0) == 0x80)
i2c_gpio_set(s3->i2c, !!(val & 0x40), !!(val & 0x10));
if (s3->card_type == S3_PHOENIX_VISION868 || s3->card_type == S3_PHOENIX_VISION968) {
if ((val & 0x20) && (!(svga->crtc[0x55] & 0x01) && !(svga->crtc[0x43] & 2)))
svga->dac_addr |= 0x20;
} else if (s3->card_type == S3_MIROVIDEO40SV_ERGO_968) {
if ((val & 0x80) && (!(svga->crtc[0x55] & 0x01) && !(svga->crtc[0x43] & 2)))
svga->dac_addr |= 0x02;
}
break;
case 0x69:
if (s3->chip >= S3_VISION964)
s3->ma_ext = val & 0x1f;
break;
case 0x35:
s3->bank = (s3->bank & 0x70) | (val & 0xf);
if (svga->chain4)
svga->write_bank = svga->read_bank = s3->bank << 16;
else
svga->write_bank = svga->read_bank = s3->bank << 14;
break;
case 0x51:
if (s3->chip == S3_86C801 || s3->chip == S3_86C805) {
s3->bank = (s3->bank & 0x6f) | ((val & 0x4) << 2);
s3->ma_ext = (s3->ma_ext & ~0x4) | ((val & 1) << 2);
} else {
s3->bank = (s3->bank & 0x4f) | ((val & 0xc) << 2);
s3->ma_ext = (s3->ma_ext & ~0xc) | ((val & 3) << 2);
}
if (svga->chain4)
svga->write_bank = svga->read_bank = s3->bank << 16;
else
svga->write_bank = svga->read_bank = s3->bank << 14;
break;
case 0x6a:
if (s3->chip >= S3_VISION964) {
s3->bank = val;
if (svga->chain4)
svga->write_bank = svga->read_bank = s3->bank << 16;
else
svga->write_bank = svga->read_bank = s3->bank << 14;
}
break;
case 0x45:
if (s3->chip == S3_VISION964 || s3->chip == S3_VISION968)
break;
svga->hwcursor.ena = val & 1;
break;
case 0x46:
case 0x47:
case 0x48:
case 0x49:
case 0x4c:
case 0x4d:
case 0x4e:
case 0x4f:
if (s3->chip == S3_VISION964 || s3->chip == S3_VISION968)
break;
svga->hwcursor.x = ((svga->crtc[0x46] << 8) | svga->crtc[0x47]) & 0x7ff;
if (svga->bpp == 32)
svga->hwcursor.x >>= 1;
svga->hwcursor.y = ((svga->crtc[0x48] << 8) | svga->crtc[0x49]) & 0x7ff;
svga->hwcursor.xoff = svga->crtc[0x4e] & 0x3f;
svga->hwcursor.yoff = svga->crtc[0x4f] & 0x3f;
svga->hwcursor.addr = ((((svga->crtc[0x4c] << 8) | svga->crtc[0x4d]) & 0xfff) * 1024) + (svga->hwcursor.yoff * 16);
if ((s3->chip >= S3_TRIO32) && svga->bpp == 32)
svga->hwcursor.x <<= 1;
else if ((s3->chip >= S3_86C928 && s3->chip <= S3_86C805) && (svga->bpp == 15 || svga->bpp == 16)) {
if ((s3->card_type == S3_MIROCRYSTAL10SD_805) && !(svga->crtc[0x45] & 0x04) && svga->bpp == 16)
svga->hwcursor.x >>= 2;
else
svga->hwcursor.x >>= 1;
} else if ((s3->chip >= S3_86C928 && s3->chip <= S3_86C805) && (svga->bpp == 24))
svga->hwcursor.x /= 3;
else if ((s3->chip <= S3_86C805) && s3->color_16bit)
svga->hwcursor.x >>= 1;
break;
case 0x4a:
switch (s3->hwc_col_stack_pos) {
case 0:
s3->hwc_fg_col = (s3->hwc_fg_col & 0xffff00) | val;
break;
case 1:
s3->hwc_fg_col = (s3->hwc_fg_col & 0xff00ff) | (val << 8);
break;
case 2:
s3->hwc_fg_col = (s3->hwc_fg_col & 0x00ffff) | (val << 16);
break;
default:
break;
}
s3->hwc_col_stack_pos = (s3->hwc_col_stack_pos + 1) & 3;
break;
case 0x4b:
switch (s3->hwc_col_stack_pos) {
case 0:
s3->hwc_bg_col = (s3->hwc_bg_col & 0xffff00) | val;
break;
case 1:
s3->hwc_bg_col = (s3->hwc_bg_col & 0xff00ff) | (val << 8);
break;
case 2:
s3->hwc_bg_col = (s3->hwc_bg_col & 0x00ffff) | (val << 16);
break;
default:
break;
}
s3->hwc_col_stack_pos = (s3->hwc_col_stack_pos + 1) & 3;
break;
case 0x53:
case 0x58:
case 0x59:
case 0x5a:
s3_updatemapping(s3);
break;
case 0x55:
if (s3->chip == S3_86C928) {
if (val & 0x28) {
svga->hwcursor_draw = NULL;
svga->dac_hwcursor_draw = bt48x_hwcursor_draw;
} else {
svga->hwcursor_draw = s3_hwcursor_draw;
svga->dac_hwcursor_draw = NULL;
}
}
break;
case 0x42:
if ((s3->chip == S3_VISION964) || (s3->chip == S3_VISION968) || (s3->chip == S3_86C928)) {
if (((svga->miscout >> 2) & 3) == 3)
icd2061_write(svga->clock_gen, svga->crtc[0x42] & 0x0f);
}
break;
case 0x43:
if (s3->chip < S3_VISION964) {
if (s3->chip <= S3_86C805) {
s3->color_16bit = !!(val & 8);
if (s3->color_16bit) {
s3->width = 1024;
} else {
if (s3->chip <= S3_86C924)
s3->width = 1024;
else {
if (s3->accel.advfunc_cntl & 4)
s3->width = 1024;
else
s3->width = 640;
}
}
}
s3_io_remove_alt(s3);
s3->translate = !!(val & 0x10);
s3_io_set_alt(s3);
}
break;
case 0x56:
svga->dpms = ((s3->chip >= S3_VISION964) && (svga->seqregs[0x0d] & 0x50)) || (svga->crtc[0x56] & ((s3->chip >= S3_TRIO32) ? 0x06 : 0x20));
old = ~val; /* force recalc */
break;
case 0x67:
if (s3->chip >= S3_TRIO32) {
switch (val >> 4) {
case 3:
svga->bpp = 15;
break;
case 5:
svga->bpp = 16;
break;
case 7:
svga->bpp = 24;
break;
case 13:
svga->bpp = 32;
break;
default:
svga->bpp = 8;
break;
}
}
break;
default:
break;
}
if (old != val) {
if (svga->crtcreg < 0xe || svga->crtcreg > 0x10) {
if ((svga->crtcreg == 0xc) || (svga->crtcreg == 0xd)) {
svga->fullchange = 3;
svga->ma_latch = ((svga->crtc[0xc] << 8) | svga->crtc[0xd]) + ((svga->crtc[8] & 0x60) >> 5);
if ((((svga->crtc[0x67] & 0xc) != 0xc) && (s3->chip >= S3_TRIO64V)) || (s3->chip < S3_TRIO64V))
svga->ma_latch |= (s3->ma_ext << 16);
} else {
svga->fullchange = svga->monitor->mon_changeframecount;
svga_recalctimings(svga);
}
}
}
break;
default:
break;
}
svga_out(addr, val, svga);
}
static uint8_t
s3_in(uint16_t addr, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
int rs2;
int rs3;
uint8_t temp;
if (((addr & 0xfff0) == 0x3d0 || (addr & 0xfff0) == 0x3b0) && !(svga->miscout & 1))
addr ^= 0x60;
switch (addr) {
case 0x3c1:
if (svga->attraddr > 0x14)
return 0xff;
break;
case 0x3c2:
if (s3->chip <= S3_86C924)
return svga_in(addr, svga) | 0x10;
break;
case 0x3c5:
if (svga->seqaddr >= 0x10 && svga->seqaddr < 0x20) {
temp = svga->seqregs[svga->seqaddr];
/* This is needed for the Intel Advanced/ATX's built-in S3 Trio64V+ BIOS to not
get stuck in an infinite loop. */
if (((s3->card_type == S3_STB_POWERGRAPH_64_VIDEO) ||
(s3->card_type == S3_PHOENIX_TRIO64VPLUS_ONBOARD) ||
(s3->card_type == S3_CARDEX_TRIO64VPLUS)) && (svga->seqaddr == 0x17))
svga->seqregs[svga->seqaddr] ^= 0x01;
return temp;
}
break;
case 0x3c6:
case 0x3c7:
case 0x3c8:
case 0x3c9:
rs2 = (svga->crtc[0x55] & 0x01) || !!(svga->crtc[0x43] & 2);
if (s3->chip >= S3_TRIO32)
return svga_in(addr, svga);
else if ((s3->chip == S3_VISION964 && s3->card_type != S3_ELSAWIN2KPROX_964) || (s3->chip == S3_86C928)) {
if (s3->chip == S3_86C928)
rs3 = !!(svga->crtc[0x55] & 0x28) || !!(svga->crtc[0x45] & 0x20) || !!(svga->crtc[0x55] & 0x02); /*Quite insane but Win95's S3 driver wants it set at all costs for 8bpp+ mode*/
else
rs3 = !!(svga->crtc[0x55] & 0x02);
temp = bt48x_ramdac_in(addr, rs2, rs3, svga->ramdac, svga);
return temp;
} else if ((s3->chip == S3_VISION964 && s3->card_type == S3_ELSAWIN2KPROX_964) || (s3->chip == S3_VISION968 && (s3->card_type == S3_ELSAWIN2KPROX || s3->card_type == S3_PHOENIX_VISION968 || s3->card_type == S3_NUMBER9_9FX_771)))
return ibm_rgb528_ramdac_in(addr, rs2, svga->ramdac, svga);
else if (s3->chip == S3_VISION968 && (s3->card_type == S3_SPEA_MERCURY_P64V || s3->card_type == S3_MIROVIDEO40SV_ERGO_968)) {
rs3 = !!(svga->crtc[0x55] & 0x02);
return tvp3026_ramdac_in(addr, rs2, rs3, svga->ramdac, svga);
} else if (((s3->chip == S3_86C801) || (s3->chip == S3_86C805) || (s3->chip == S3_86C924)) &&
((s3->card_type != S3_MIROCRYSTAL10SD_805) && (s3->card_type != S3_MIROCRYSTAL8S_805)))
return att49x_ramdac_in(addr, rs2, svga->ramdac, svga);
else if (s3->chip == S3_86C911)
return sc1148x_ramdac_in(addr, rs2, svga->ramdac, svga);
else if (s3->card_type == S3_NUMBER9_9FX_531)
return att498_ramdac_in(addr, rs2, svga->ramdac, svga);
else if ((s3->chip == S3_86C928PCI) && (s3->card_type == S3_SPEA_MERCURY_LITE_PCI))
return sc1502x_ramdac_in(addr, svga->ramdac, svga);
else
return sdac_ramdac_in(addr, rs2, svga->ramdac, svga);
case 0x3d4:
return svga->crtcreg;
case 0x3d5:
switch (svga->crtcreg) {
case 0x2d:
return (s3->chip == S3_TRIO64V2) ? 0x89 : 0x88; /*Extended chip ID*/
case 0x2e:
return s3->id_ext; /*New chip ID*/
case 0x2f: switch (s3->chip) { /*Revision level*/
case S3_TRIO64V:
return 0x40;
case S3_TRIO64V2:
return 0x16; /*Confirmed on an onboard 64V2/DX*/
default:
return 0x00;
}
break;
case 0x30:
return s3->id; /*Chip ID*/
case 0x31:
return (svga->crtc[0x31] & 0xcf) | ((s3->ma_ext & 3) << 4);
case 0x35:
return (svga->crtc[0x35] & 0xf0) | (s3->bank & 0xf);
case 0x45:
s3->hwc_col_stack_pos = 0;
return svga->crtc[0x45];
case 0x51:
return (svga->crtc[0x51] & 0xf0) | ((s3->bank >> 2) & 0xc) | ((s3->ma_ext >> 2) & 3);
case 0x5c: /* General Output Port Register */
temp = svga->crtc[svga->crtcreg] & 0xa0;
if (((svga->miscout >> 2) & 3) == 3)
temp |= svga->crtc[0x42] & 0x0f;
else
temp |= ((svga->miscout >> 2) & 3);
if ((temp & 0xa0) == 0xa0) {
if ((svga->crtc[0x5c] & 0x40) && i2c_gpio_get_scl(s3->i2c))
temp |= 0x40;
if ((svga->crtc[0x5c] & 0x10) && i2c_gpio_get_sda(s3->i2c))
temp |= 0x10;
}
return temp;
case 0x69:
return s3->ma_ext;
case 0x6a:
return s3->bank;
/* Phoenix S3 video BIOS'es seem to expect CRTC registers 6B and 6C
to be mirrors of 59 and 5A. */
case 0x6b:
if (s3->chip != S3_TRIO64V2) {
if (svga->crtc[0x53] & 0x08) {
return (s3->chip == S3_TRIO64V) ? (svga->crtc[0x59] & 0xfc) : (svga->crtc[0x59] & 0xfe);
} else {
return svga->crtc[0x59];
}
} else
return svga->crtc[0x6b];
break;
case 0x6c:
if (s3->chip != S3_TRIO64V2) {
if (svga->crtc[0x53] & 0x08) {
return 0x00;
} else
return (svga->crtc[0x5a] & 0x80);
} else
return svga->crtc[0x6c];
break;
default:
break;
}
return svga->crtc[svga->crtcreg];
default:
break;
}
return svga_in(addr, svga);
}
static void
s3_recalctimings(svga_t *svga)
{
s3_t *s3 = (s3_t *) svga->priv;
int clk_sel = (svga->miscout >> 2) & 3;
uint8_t mask = 0xc0;
if (svga->crtc[0x33] & 0x20) {
/* In this mode, the dots per clock are always 8 or 16, never 9 or 18. */
if (!svga->scrblank && svga->attr_palette_enable)
svga->dots_per_clock = (svga->seqregs[1] & 8) ? 16 : 8;
} else {
if (!svga->scrblank && svga->attr_palette_enable && (svga->crtc[0x43] & 0x80)) {
/* TODO: In case of bug reports, disable 9-dots-wide character clocks in graphics modes. */
svga->dots_per_clock = ((svga->seqregs[1] & 1) ? 16 : 18);
}
}
svga->hdisp = svga->hdisp_old;
svga->ma_latch |= (s3->ma_ext << 16);
if (s3->chip >= S3_86C928) {
if (svga->crtc[0x5d] & 0x01)
svga->htotal |= 0x100;
if (svga->crtc[0x5d] & 0x02) {
svga->hdisp_time |= 0x100;
svga->hdisp |= (0x100 * svga->dots_per_clock);
}
if (svga->crtc[0x5e] & 0x01)
svga->vtotal |= 0x400;
if (svga->crtc[0x5e] & 0x02)
svga->dispend |= 0x400;
if (svga->crtc[0x5e] & 0x04)
svga->vblankstart |= 0x400;
else
svga->vblankstart = svga->dispend;
if (svga->crtc[0x5e] & 0x10)
svga->vsyncstart |= 0x400;
if (svga->crtc[0x5e] & 0x40)
svga->split |= 0x400;
if (s3->accel.advfunc_cntl & 0x01)
svga->split = 0x7fff;
if (svga->crtc[0x51] & 0x30)
svga->rowoffset |= (svga->crtc[0x51] & 0x30) << 4;
else if (svga->crtc[0x43] & 0x04)
svga->rowoffset |= 0x100;
} else if (svga->crtc[0x43] & 0x04)
svga->rowoffset |= 0x100;
if (!svga->rowoffset)
svga->rowoffset = 0x100;
if ((s3->chip == S3_VISION964) || (s3->chip == S3_86C928)) {
if (s3->card_type == S3_ELSAWIN2KPROX_964)
ibm_rgb528_recalctimings(svga->ramdac, svga);
else {
bt48x_recalctimings(svga->ramdac, svga);
svga->interlace |= (!!(svga->crtc[0x42] & 0x20));
}
} else if (s3->chip == S3_VISION968) {
if ((s3->card_type == S3_SPEA_MERCURY_P64V) || (s3->card_type == S3_MIROVIDEO40SV_ERGO_968))
tvp3026_recalctimings(svga->ramdac, svga);
else
ibm_rgb528_recalctimings(svga->ramdac, svga);
} else
svga->interlace = !!(svga->crtc[0x42] & 0x20);
if ((((svga->miscout >> 2) & 3) == 3) && (s3->chip < S3_TRIO32))
clk_sel = svga->crtc[0x42] & 0x0f;
svga->clock = (cpuclock * (double) (1ULL << 32)) / svga->getclock(clk_sel, svga->clock_gen);
switch (svga->crtc[0x67] >> 4) {
case 3:
case 5:
case 7:
svga->clock /= 2;
break;
default:
break;
}
svga->lowres = (!!(svga->attrregs[0x10] & 0x40) && !(svga->crtc[0x3a] & 0x10));
if (s3->chip != S3_86C801)
mask |= 0x01;
switch (svga->crtc[0x50] & mask) {
case 0x00:
if (s3->color_16bit)
s3->width = 1024;
else
s3->width = (svga->crtc[0x31] & 2) ? 2048 : 1024;
break;
case 0x01:
s3->width = 1152;
break;
case 0x40:
s3->width = 640;
break;
case 0x80:
s3->width = ((s3->chip > S3_86C805) && (s3->accel.advfunc_cntl & 4)) ? 1600 : 800;
break;
case 0x81:
s3->width = 1600;
break;
case 0xc0:
s3->width = 1280;
break;
default:
break;
}
if (svga->crtc[0x33] & 0x20) {
/* The S3 version of the Cirrus' special blanking mode, with identical behavior. */
svga->hblankstart = (((svga->crtc[0x5d] & 0x02) >> 1) << 8) + svga->crtc[1]/* +
((svga->crtc[3] >> 5) & 3) + 1*/;
svga->hblank_end_val = svga->htotal - 1 /* + ((svga->crtc[3] >> 5) & 3)*/;
svga->monitor->mon_overscan_y = 0;
svga->monitor->mon_overscan_x = 0;
/* Also make sure vertical blanking starts on display end. */
svga->vblankstart = svga->dispend;
if (s3->chip >= S3_VISION964)
svga->hblank_end_mask = 0x7f;
} else if (s3->chip >= S3_86C801) {
svga->hblankstart = (((svga->crtc[0x5d] & 0x04) >> 2) << 8) + svga->crtc[2];
if (s3->chip >= S3_VISION964) {
/* NOTE: The S3 Trio64V+ datasheet says this is bit 7, but then where is bit 6?
The datasheets for the pre-Trio64V+ cards say +64, which implies bit 6,
and, contrary to VGADOC, it also exists on Trio32, Trio64, Vision868,
and Vision968. */
svga->hblank_end_val = (svga->crtc[3] & 0x1f) | (((svga->crtc[5] & 0x80) >> 7) << 5) |
(((svga->crtc[0x5d] & 0x08) >> 3) << 6);
svga->hblank_end_mask = 0x7f;
}
}
#ifdef OLD_CODE_REFERENCE
if (s3->card_type == S3_MIROCRYSTAL10SD_805 || s3->card_type == S3_MIROCRYSTAL20SD_864 || s3->card_type == S3_MIROCRYSTAL20SV_964 || s3->card_type == S3_SPEA_MIRAGE_86C801 || s3->card_type == S3_SPEA_MIRAGE_86C805 || s3->card_type == S3_MIROCRYSTAL8S_805 || s3->card_type == S3_NUMBER9_9FX_531 || s3->card_type == S3_SPEA_MERCURY_LITE_PCI) {
if (!(svga->crtc[0x5e] & 0x04))
svga->vblankstart = svga->dispend;
if (svga->bpp != 32) {
if (svga->crtc[0x31] & 2)
s3->width = 2048;
else {
if (s3->card_type == S3_MIROCRYSTAL10SD_805) {
if (svga->hdisp == 1280 && s3->width == 1024) {
s3->width = 1280;
}
}
}
} else {
if (s3->card_type == S3_NUMBER9_9FX_531) {
if ((svga->hdisp == 1600) && (s3->width == 1600))
s3->width = 800;
}
}
} else if (s3->chip == S3_86C928) {
if (svga->bpp == 15) {
if (s3->width == 800)
s3->width = 1024;
}
}
#endif
if ((svga->crtc[0x3a] & 0x10) && !svga->lowres) {
svga->vram_display_mask = s3->vram_mask;
s3_log("BPP=%d, pitch=%d, width=%02x, double?=%x, 16bit?=%d, highres?=%d, "
"attr=%02x.\n", svga->bpp, s3->width, svga->crtc[0x50],
svga->crtc[0x31] & 0x02, s3->color_16bit, s3->accel.advfunc_cntl & 4,
svga->attrregs[0x10] & 0x40);
switch (svga->bpp) {
case 8:
svga->render = svga_render_8bpp_highres;
switch (s3->chip) {
case S3_86C928:
switch (s3->card_type) {
case S3_METHEUS_86C928:
switch (s3->width) {
case 1280:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
case 2048: /*Account for the 1280x1024 resolution*/
switch (svga->hdisp) {
case 320:
svga->hdisp <<= 2;
svga->dots_per_clock <<= 2;
break;
case 640:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_86C928PCI:
switch (s3->card_type) {
case S3_SPEA_MERCURY_LITE_PCI:
switch (s3->width) {
case 640:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION968:
switch (s3->card_type) {
case S3_MIROVIDEO40SV_ERGO_968:
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
case S3_SPEA_MERCURY_P64V:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
#ifdef OLD_CODE_REFERENCE
if (s3->chip != S3_VISION868) {
if (s3->chip == S3_86C928) {
if (s3->width == 2048 || s3->width == 1280 || s3->width == 1600) {
if ((s3->width != 1600) && (svga->dispend == 1024) && (svga->hdisp != 1280))
svga->hdisp <<= 2;
else
svga->hdisp <<= 1;
}
} else if ((s3->chip != S3_86C801) && (s3->chip != S3_86C805) && (s3->chip != S3_TRIO32) && (s3->chip != S3_TRIO64) && (s3->chip != S3_VISION964) && (s3->chip != S3_VISION968)) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
} else if ((s3->card_type == S3_ELSAWIN2KPROX_964) || (s3->card_type == S3_ELSAWIN2KPROX)) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
} else if (s3->card_type == S3_SPEA_MERCURY_P64V) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
}
} else if (s3->card_type == S3_NUMBER9_9FX_771)
svga->hdisp <<= 1;
}
#endif
break;
case 15:
svga->render = svga_render_15bpp_highres;
switch (s3->chip) {
case S3_86C911:
case S3_86C924:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_86C801:
switch (s3->card_type) {
case S3_PHOENIX_86C801:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_86C805:
switch (s3->card_type) {
case S3_MIROCRYSTAL8S_805:
case S3_MIROCRYSTAL10SD_805:
case S3_PHOENIX_86C805:
case S3_86C805_ONBOARD:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_SPEA_MIRAGE_86C805:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
switch (s3->width) {
case 800:
case 1024:
if (svga->hdisp == 400) {
/*SPEA specific drivers + its VBE RAM BIOS...*/
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
}
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_86C928:
switch (s3->card_type) {
case S3_METHEUS_86C928:
if (!s3->color_16bit) {
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
}
switch (svga->hdisp) { /*This might be a driver issue*/
case 800:
s3->width = 1024;
break;
case 1280:
s3->width = 2048;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_86C928PCI:
switch (s3->card_type) {
case S3_SPEA_MERCURY_LITE_PCI:
switch (s3->width) {
case 640:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION864:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION868:
switch (s3->card_type) {
case S3_PHOENIX_VISION868:
case S3_NUMBER9_9FX_531:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_VISION968:
switch (s3->card_type) {
case S3_MIROVIDEO40SV_ERGO_968:
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
case S3_SPEA_MERCURY_P64V:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
/* TODO: Is this still needed? */
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_TRIO64:
case S3_TRIO32:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
#ifdef OLD_CODE_REFERENCE
if ((s3->chip != S3_VISION964) && (s3->card_type != S3_SPEA_MIRAGE_86C801) && (s3->card_type != S3_SPEA_MIRAGE_86C805)) {
if (s3->chip == S3_86C928)
svga->hdisp <<= 1;
else if (s3->chip != S3_VISION968)
svga->hdisp >>= 1;
}
if ((s3->chip != S3_VISION868) && (s3->chip != S3_TRIO32) && (s3->chip != S3_TRIO64) && (s3->chip != S3_VISION964)) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
else if (s3->card_type == S3_NUMBER9_9FX_771)
svga->hdisp <<= 1;
}
if (s3->card_type == S3_MIROVIDEO40SV_ERGO_968 || s3->card_type == S3_PHOENIX_VISION968 || s3->card_type == S3_SPEA_MERCURY_P64V) {
if (svga->hdisp == (1408 * 2))
svga->hdisp >>= 1;
else
svga->hdisp = s3->width;
}
if (s3->card_type == S3_SPEA_MIRAGE_86C801 || s3->card_type == S3_SPEA_MIRAGE_86C805 || s3->card_type == S3_SPEA_MERCURY_LITE_PCI)
svga->hdisp = s3->width;
#endif
break;
case 16:
svga->render = svga_render_16bpp_highres;
switch (s3->chip) {
case S3_86C911:
case S3_86C924:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_86C801:
switch (s3->card_type) {
case S3_PHOENIX_86C801:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_86C805:
switch (s3->card_type) {
case S3_MIROCRYSTAL8S_805:
case S3_MIROCRYSTAL10SD_805:
case S3_PHOENIX_86C805:
case S3_86C805_ONBOARD:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_SPEA_MIRAGE_86C805:
svga->hdisp >>= 1;
switch (s3->width) {
case 800:
case 1024:
if (svga->hdisp == 400) {
/*SPEA specific drivers + its VBE RAM BIOS...*/
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
}
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_86C928:
switch (s3->card_type) {
case S3_METHEUS_86C928:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
switch (svga->hdisp) { /*This might be a driver issue*/
case 800:
s3->width = 1024;
break;
case 1280:
s3->width = 2048;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_86C928PCI:
switch (s3->card_type) {
case S3_SPEA_MERCURY_LITE_PCI:
switch (s3->width) {
case 640:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION864:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case S3_VISION868:
switch (s3->card_type) {
case S3_PHOENIX_VISION868:
case S3_NUMBER9_9FX_531:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION968:
switch (s3->card_type) {
case S3_MIROVIDEO40SV_ERGO_968:
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
case S3_SPEA_MERCURY_P64V:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
/* TODO: Is this still needed? */
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_TRIO64:
case S3_TRIO32:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
#ifdef OLD_CODE_REFERENCE
if ((s3->card_type == S3_ELSAWIN2KPROX_964) || (s3->card_type == S3_ELSAWIN2KPROX)) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
}
if ((s3->chip != S3_VISION964) && (s3->card_type != S3_SPEA_MIRAGE_86C801) && (s3->card_type != S3_SPEA_MIRAGE_86C805)) {
if (s3->chip == S3_86C928)
svga->hdisp <<= 1;
else if (s3->chip != S3_VISION968)
svga->hdisp >>= 1;
} else if ((s3->card_type == S3_SPEA_MIRAGE_86C801) || (s3->card_type == S3_SPEA_MIRAGE_86C805))
svga->hdisp >>= 1;
if ((s3->chip != S3_VISION868) && (s3->chip != S3_TRIO32) && (s3->chip != S3_TRIO64) && (s3->chip != S3_VISION964)) {
if (s3->width == 1280 || s3->width == 1600)
svga->hdisp <<= 1;
else if (s3->card_type == S3_NUMBER9_9FX_771)
svga->hdisp <<= 1;
}
if (s3->card_type == S3_MIROVIDEO40SV_ERGO_968 || s3->card_type == S3_PHOENIX_VISION968 || s3->card_type == S3_SPEA_MERCURY_P64V) {
if (svga->hdisp == (1408 << 1))
svga->hdisp >>= 1;
else
svga->hdisp = s3->width;
}
if (s3->card_type == S3_SPEA_MIRAGE_86C801 || s3->card_type == S3_SPEA_MIRAGE_86C805 || s3->card_type == S3_SPEA_MERCURY_LITE_PCI)
svga->hdisp = s3->width;
#endif
break;
case 24:
svga->render = svga_render_24bpp_highres;
switch (s3->chip) {
case S3_86C924:
switch (s3->card_type) {
case S3_AMI_86C924:
svga->hdisp = (svga->hdisp << 1) / 3;
svga->dots_per_clock = (svga->dots_per_clock << 1) / 3;
/* TODO: Is this still needed? */
if (svga->hdisp == 645)
svga->hdisp -= 5;
break;
default:
break;
}
break;
case S3_86C801:
switch (s3->card_type) {
case S3_PHOENIX_86C801:
case S3_SPEA_MIRAGE_86C801:
svga->hdisp = (svga->hdisp << 1) / 3;
svga->dots_per_clock = (svga->dots_per_clock << 1) / 3;
break;
default:
break;
}
break;
case S3_86C805:
switch (s3->card_type) {
case S3_MIROCRYSTAL8S_805:
case S3_MIROCRYSTAL10SD_805:
case S3_PHOENIX_86C805:
case S3_SPEA_MIRAGE_86C805:
case S3_86C805_ONBOARD:
svga->hdisp = (svga->hdisp << 1) / 3;
svga->dots_per_clock = (svga->dots_per_clock << 1) / 3;
break;
default:
break;
}
break;
case S3_86C928PCI:
switch (s3->card_type) {
case S3_SPEA_MERCURY_LITE_PCI:
svga->hdisp = (svga->hdisp << 1) / 3;
svga->dots_per_clock = (svga->dots_per_clock << 1) / 3;
break;
default:
break;
}
break;
case S3_VISION864:
svga->hdisp = (svga->hdisp << 1) / 3;
svga->dots_per_clock = (svga->dots_per_clock << 1) / 3;
break;
case S3_TRIO64:
case S3_TRIO32:
svga->hdisp /= 3;
svga->dots_per_clock /= 3;
break;
default:
break;
}
#ifdef OLD_CODE_REFERENCE
if (s3->chip != S3_VISION968) {
if (s3->chip != S3_86C928 && s3->chip != S3_86C801 && s3->chip != S3_86C805)
svga->hdisp /= 3;
else
svga->hdisp = (svga->hdisp * 2) / 3;
if (s3->card_type == S3_SPEA_MERCURY_LITE_PCI) {
if (s3->width == 2048) {
switch (svga->dispend) {
case 480:
svga->hdisp = 640;
break;
default:
break;
}
}
} else if (s3->chip == S3_86C924) {
if (svga->dispend == 480)
svga->hdisp = 640;
}
} else {
if ((s3->card_type == S3_MIROVIDEO40SV_ERGO_968) ||
(s3->card_type == S3_PHOENIX_VISION968) || (s3->card_type == S3_SPEA_MERCURY_P64V))
svga->hdisp = s3->width;
}
#endif
break;
case 32:
svga->render = svga_render_32bpp_highres;
switch (s3->chip) {
case S3_VISION868:
switch (s3->card_type) {
case S3_PHOENIX_VISION868:
case S3_NUMBER9_9FX_531:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_MIROCRYSTAL20SV_964:
switch (s3->width) {
case 800:
case 1024:
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
default:
break;
}
break;
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION968:
switch (s3->card_type) {
case S3_MIROVIDEO40SV_ERGO_968:
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
case S3_SPEA_MERCURY_P64V:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
/* TODO: Is this still needed? */
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
svga->dots_per_clock <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
#ifdef OLD_CODE_REFERENCE
if ((s3->chip < S3_TRIO32) && (s3->chip != S3_VISION964) && (s3->chip != S3_VISION968) && (s3->chip != S3_86C928)) {
if (s3->chip == S3_VISION868)
svga->hdisp >>= 1;
else
svga->hdisp >>= 2;
}
if (s3->width == 1280 || s3->width == 1600 || (s3->card_type == S3_SPEA_MERCURY_P64V || s3->card_type == S3_NUMBER9_9FX_771))
svga->hdisp <<= 1;
if (s3->card_type == S3_NUMBER9_9FX_771) {
if (svga->hdisp == 832)
svga->hdisp -= 32;
}
if (s3->card_type == S3_MIROVIDEO40SV_ERGO_968 || s3->card_type == S3_MIROCRYSTAL20SV_964 || s3->card_type == S3_MIROCRYSTAL20SD_864 || s3->card_type == S3_PHOENIX_VISION968 || s3->card_type == S3_SPEA_MERCURY_P64V) {
svga->hdisp = s3->width;
if (s3->card_type == S3_MIROCRYSTAL20SD_864 || s3->card_type == S3_MIROCRYSTAL20SV_964) {
if (s3->width == 800 || s3->width == 1024 || s3->width == 1600) {
switch (svga->dispend) {
case 400:
case 480:
svga->hdisp = 640;
break;
case 576:
if (s3->width == 1600)
s3->width = 800;
svga->hdisp = 768;
break;
case 600:
if (s3->width == 1600)
s3->width = 800;
svga->hdisp = 800;
break;
default:
break;
}
}
}
}
#endif
break;
default:
break;
}
} else {
svga->vram_display_mask = (svga->crtc[0x32] & 0x40) ? 0x3ffff : s3->vram_mask;
if (!svga->scrblank && (svga->crtc[0x17] & 0x80) && svga->attr_palette_enable) {
if ((svga->gdcreg[6] & 1) || (svga->attrregs[0x10] & 1)) {
if (svga->crtc[0x31] & 0x08) {
svga->vram_display_mask = s3->vram_mask;
if (svga->bpp == 8) {
/*Enhanced 4bpp mode, just like the 8bpp mode per the spec. */
svga->render = svga_render_8bpp_highres;
svga->rowoffset <<= 1;
}
}
}
}
}
if ((s3->chip == S3_TRIO32) || (s3->chip == S3_TRIO64))
svga->hoverride = 1;
else
svga->hoverride = 0;
}
static void
s3_trio64v_recalctimings(svga_t *svga)
{
s3_t *s3 = (s3_t *) svga->priv;
int clk_sel = (svga->miscout >> 2) & 3;
if (!svga->scrblank && svga->attr_palette_enable && (svga->crtc[0x43] & 0x80)) {
/* TODO: In case of bug reports, disable 9-dots-wide character clocks in graphics modes. */
svga->dots_per_clock = ((svga->seqregs[1] & 1) ? 16 : 18);
}
if ((svga->crtc[0x33] & 0x20) ||((svga->crtc[0x67] & 0xc) == 0xc)) {
/* In this mode, the dots per clock are always 8 or 16, never 9 or 18. */
if (!svga->scrblank && svga->attr_palette_enable)
svga->dots_per_clock = (svga->seqregs[1] & 8) ? 16 : 8;
}
svga->hdisp = svga->hdisp_old;
if (svga->crtc[0x5d] & 0x01)
svga->htotal |= 0x100;
if (svga->crtc[0x5d] & 0x02) {
svga->hdisp_time |= 0x100;
svga->hdisp |= 0x100 * svga->dots_per_clock;
}
if (svga->crtc[0x5e] & 0x01)
svga->vtotal |= 0x400;
if (svga->crtc[0x5e] & 0x02)
svga->dispend |= 0x400;
if (svga->crtc[0x5e] & 0x04)
svga->vblankstart |= 0x400;
if (svga->crtc[0x5e] & 0x10)
svga->vsyncstart |= 0x400;
if (svga->crtc[0x5e] & 0x40)
svga->split |= 0x400;
svga->interlace = svga->crtc[0x42] & 0x20;
svga->clock = (cpuclock * (double) (1ULL << 32)) / svga->getclock(clk_sel, svga->clock_gen);
switch (svga->crtc[0x50] & 0xc1) {
case 0x00:
s3->width = (svga->crtc[0x31] & 2) ? 2048 : 1024;
break;
case 0x01:
s3->width = 1152;
break;
case 0x40:
s3->width = 640;
break;
case 0x80:
s3->width = (s3->accel.advfunc_cntl & 4) ? 1600 : 800;
break;
case 0x81:
s3->width = 1600;
break;
case 0xc0:
s3->width = 1280;
break;
default:
break;
}
if ((svga->crtc[0x33] & 0x20) || ((svga->crtc[0x67] & 0xc) == 0xc)) {
/* The S3 version of the Cirrus' special blanking mode, with identical behavior. */
svga->hblankstart = (((svga->crtc[0x5d] & 0x02) >> 1) << 8) + svga->crtc[1]/* +
((svga->crtc[3] >> 5) & 3)*/;
svga->hblank_end_val = svga->htotal - 1 /* + ((svga->crtc[3] >> 5) & 3)*/;
svga->monitor->mon_overscan_y = 0;
svga->monitor->mon_overscan_x = 0;
/* Also make sure vertical blanking starts on display end. */
svga->vblankstart = svga->dispend;
} else {
svga->hblankstart = (((svga->crtc[0x5d] & 0x04) >> 2) << 8) + svga->crtc[2];
/* NOTE: The S3 Trio64V+ datasheet says this is bit 7, but then where is bit 6?
The datasheets for the pre-Trio64V+ cards say +64, which implies bit 6,
and, contrary to VGADOC, it also exists on Trio32, Trio64, Vision868,
and Vision968. */
svga->hblank_end_val = (svga->crtc[3] & 0x1f) | (((svga->crtc[5] & 0x80) >> 7) << 5) |
(((svga->crtc[0x5d] & 0x08) >> 3) << 6);
svga->hblank_end_mask = 0x7f;
}
if ((svga->crtc[0x67] & 0xc) != 0xc) /*VGA mode*/
{
svga->ma_latch |= (s3->ma_ext << 16);
if (svga->crtc[0x51] & 0x30)
svga->rowoffset |= (svga->crtc[0x51] & 0x30) << 4;
else if (svga->crtc[0x43] & 0x04)
svga->rowoffset |= 0x100;
if (!svga->rowoffset)
svga->rowoffset = 256;
svga->lowres = (!!(svga->attrregs[0x10] & 0x40) && !(svga->crtc[0x3a] & 0x10));
if ((svga->crtc[0x3a] & 0x10) && !svga->lowres) {
svga->vram_display_mask = s3->vram_mask;
switch (svga->bpp) {
case 8:
svga->render = svga_render_8bpp_highres;
break;
case 15:
svga->render = svga_render_15bpp_highres;
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case 16:
svga->render = svga_render_16bpp_highres;
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
break;
case 24:
svga->render = svga_render_24bpp_highres;
svga->hdisp /= 3;
svga->dots_per_clock /= 3;
break;
case 32:
svga->render = svga_render_32bpp_highres;
break;
default:
break;
}
} else
svga->vram_display_mask = (svga->crtc[0x32] & 0x40) ? 0x3ffff : s3->vram_mask;
} else /*Streams mode*/
{
if (s3->streams.buffer_ctrl & 1)
svga->ma_latch = s3->streams.pri_fb1 >> 2;
else
svga->ma_latch = s3->streams.pri_fb0 >> 2;
svga->hdisp = s3->streams.pri_w + 1;
if (s3->streams.pri_h < svga->dispend)
svga->dispend = s3->streams.pri_h;
svga->overlay.x = s3->streams.sec_x - s3->streams.pri_x;
svga->overlay.y = s3->streams.sec_y - s3->streams.pri_y;
svga->overlay.cur_ysize = s3->streams.sec_h;
if (s3->streams.buffer_ctrl & 2)
svga->overlay.addr = s3->streams.sec_fb1;
else
svga->overlay.addr = s3->streams.sec_fb0;
svga->overlay.ena = (svga->overlay.x >= 0);
svga->overlay.v_acc = s3->streams.dda_vert_accumulator;
svga->rowoffset = s3->streams.pri_stride >> 3;
svga->vram_display_mask = s3->vram_mask;
switch ((s3->streams.pri_ctrl >> 24) & 0x7) {
case 0: /*RGB-8 (CLUT)*/
svga->render = svga_render_8bpp_highres;
break;
case 3: /*KRGB-16 (1.5.5.5)*/
svga->multiplier = 0.5;
svga->render = svga_render_15bpp_highres;
break;
case 5: /*RGB-16 (5.6.5)*/
svga->multiplier = 0.5;
svga->render = svga_render_16bpp_highres;
break;
case 6: /*RGB-24 (8.8.8)*/
svga->render = svga_render_24bpp_highres;
break;
case 7: /*XRGB-32 (X.8.8.8)*/
svga->render = svga_render_32bpp_highres;
break;
default:
break;
}
}
svga->hoverride = 1;
}
static void
s3_updatemapping(s3_t *s3)
{
svga_t *svga = &s3->svga;
if (s3->pci && !(s3->pci_regs[PCI_REG_COMMAND] & PCI_COMMAND_MEM)) {
mem_mapping_disable(&svga->mapping);
mem_mapping_disable(&s3->linear_mapping);
mem_mapping_disable(&s3->mmio_mapping);
mem_mapping_disable(&s3->new_mmio_mapping);
return;
}
/*Banked framebuffer*/
if (svga->crtc[0x31] & 0x08) /*Enhanced mode mappings*/
{
/* Enhanced mode forces 64kb at 0xa0000*/
mem_mapping_set_addr(&svga->mapping, 0xa0000, 0x10000);
svga->banked_mask = 0xffff;
} else
switch (svga->gdcreg[6] & 0xc) { /*VGA mapping*/
case 0x0: /*128k at A0000*/
mem_mapping_set_addr(&svga->mapping, 0xa0000, 0x20000);
svga->banked_mask = 0xffff;
break;
case 0x4: /*64k at A0000*/
mem_mapping_set_addr(&svga->mapping, 0xa0000, 0x10000);
svga->banked_mask = 0xffff;
break;
case 0x8: /*32k at B0000*/
mem_mapping_set_addr(&svga->mapping, 0xb0000, 0x08000);
svga->banked_mask = 0x7fff;
break;
case 0xC: /*32k at B8000*/
mem_mapping_set_addr(&svga->mapping, 0xb8000, 0x08000);
svga->banked_mask = 0x7fff;
break;
default:
break;
}
if (s3->chip >= S3_86C928) {
s3->linear_base = (svga->crtc[0x5a] << 16) | (svga->crtc[0x59] << 24);
if (s3->chip >= S3_86C928 && s3->chip <= S3_86C805) {
if (s3->vlb)
s3->linear_base &= 0x03ffffff;
else
s3->linear_base &= 0x00ffffff;
}
if ((svga->crtc[0x58] & 0x10) || (s3->accel.advfunc_cntl & 0x10)) {
/*Linear framebuffer*/
mem_mapping_disable(&svga->mapping);
switch (svga->crtc[0x58] & 3) {
case 0: /*64k*/
s3->linear_size = 0x10000;
break;
case 1: /*1mb*/
s3->linear_size = 0x100000;
break;
case 2: /*2mb*/
s3->linear_size = 0x200000;
break;
case 3: /*8mb*/
switch (s3->chip) { /* Not on video cards that don't support 4MB*/
case S3_TRIO64:
case S3_TRIO64V:
case S3_TRIO64V2:
case S3_86C928:
case S3_86C928PCI:
s3->linear_size = 0x400000;
break;
default:
s3->linear_size = 0x800000;
break;
}
break;
default:
break;
}
s3->linear_base &= ~(s3->linear_size - 1);
if (s3->linear_base == 0xa0000) {
mem_mapping_disable(&s3->linear_mapping);
if (!(svga->crtc[0x53] & 0x10)) {
mem_mapping_set_addr(&svga->mapping, s3->linear_base, 0x10000);
svga->banked_mask = 0xffff;
}
} else {
if (s3->chip >= S3_TRIO64V)
s3->linear_base &= 0xfc000000;
else if ((s3->chip == S3_VISION968) || (s3->chip == S3_VISION868))
s3->linear_base &= 0xfe000000;
mem_mapping_set_addr(&s3->linear_mapping, s3->linear_base, s3->linear_size);
}
svga->fb_only = 1;
} else {
svga->fb_only = 0;
mem_mapping_disable(&s3->linear_mapping);
}
/* Memory mapped I/O. */
if ((svga->crtc[0x53] & 0x10) || (s3->accel.advfunc_cntl & 0x20)) {
mem_mapping_disable(&svga->mapping);
if (s3->chip >= S3_TRIO64V) {
if (svga->crtc[0x53] & 0x20)
mem_mapping_set_addr(&s3->mmio_mapping, 0xb8000, 0x8000);
else
mem_mapping_set_addr(&s3->mmio_mapping, 0xa0000, 0x10000);
}
mem_mapping_enable(&s3->mmio_mapping);
} else {
mem_mapping_disable(&s3->mmio_mapping);
}
/* New MMIO. */
if (svga->crtc[0x53] & 0x08)
mem_mapping_set_addr(&s3->new_mmio_mapping, s3->linear_base + 0x1000000, 0x20000);
else
mem_mapping_disable(&s3->new_mmio_mapping);
}
}
static float
s3_trio64_getclock(int clock, void *priv)
{
const s3_t *s3 = (s3_t *) priv;
const svga_t *svga = &s3->svga;
float t;
int m;
int n1;
int n2;
if (clock == 0)
return 25175000.0;
if (clock == 1)
return 28322000.0;
m = svga->seqregs[0x13] + 2;
n1 = (svga->seqregs[0x12] & 0x1f) + 2;
n2 = ((svga->seqregs[0x12] >> 5) & 0x07);
t = (14318184.0 * ((float) m / (float) n1)) / (float) (1 << n2);
return t;
}
static void
s3_accel_out(uint16_t port, uint8_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
if (port >= 0x8000) {
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3))
s3_queue(s3, port, val, FIFO_OUT_BYTE);
else
s3_accel_out_fifo(s3, port, val);
} else {
switch (port) {
case 0x4148:
case 0x42e8:
s3->subsys_stat &= ~val;
s3_update_irqs(s3);
break;
case 0x4149:
case 0x42e9:
s3->subsys_cntl = val;
s3_update_irqs(s3);
break;
case 0x4548:
case 0x46e8:
s3->accel.setup_md = val;
break;
case 0x4948:
case 0x4ae8:
s3->accel.advfunc_cntl = val;
if ((s3->chip > S3_86C805) && ((svga->crtc[0x50] & 0xc1) == 0x80)) {
s3->width = (val & 4) ? 1600 : 800;
svga->fullchange = svga->monitor->mon_changeframecount;
svga_recalctimings(svga);
} else if (s3->chip <= S3_86C805) {
svga->fullchange = svga->monitor->mon_changeframecount;
svga_recalctimings(svga);
}
s3_updatemapping(s3);
break;
default:
break;
}
}
}
static void
s3_accel_out_w(uint16_t port, uint16_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3))
s3_queue(s3, port, val, FIFO_OUT_WORD);
else
s3_accel_out_fifo_w(s3, port, val);
}
static void
s3_accel_out_l(uint16_t port, uint32_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3))
s3_queue(s3, port, val, FIFO_OUT_DWORD);
else
s3_accel_out_fifo_l(s3, port, val);
}
static uint8_t
s3_accel_in(uint16_t port, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
int temp;
uint8_t temp2;
if (!s3->enable_8514)
return 0xff;
switch (port) {
case 0x4148:
case 0x42e8:
return s3->subsys_stat;
case 0x4149:
case 0x42e9:
return s3->subsys_cntl;
case 0x8148:
case 0x82e8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.cur_y & 0xff;
case 0x8149:
case 0x82e9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.cur_y >> 8;
case 0x8548:
case 0x86e8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.cur_x & 0xff;
case 0x8549:
case 0x86e9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.cur_x >> 8;
case 0x8948:
case 0x8ae8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.desty_axstp & 0xff;
}
break;
case 0x8949:
case 0x8ae9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.desty_axstp >> 8;
}
break;
case 0x8d48:
case 0x8ee8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.destx_distp & 0xff;
}
break;
case 0x8d49:
case 0x8ee9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.destx_distp >> 8;
}
break;
case 0x9148:
case 0x92e8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.err_term & 0xff;
case 0x9149:
case 0x92e9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.err_term >> 8;
case 0x9548:
case 0x96e8:
if (s3->chip >= S3_86C928) {
return s3->accel.maj_axis_pcnt & 0xff;
}
break;
case 0x9549:
case 0x96e9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.maj_axis_pcnt >> 8;
}
break;
case 0x8118:
case 0x9948:
case 0x9ae8:
temp = 0; /* FIFO empty */
if (s3_enable_fifo(s3)) {
if (!s3->blitter_busy)
wake_fifo_thread(s3);
if (FIFO_FULL)
temp = 0xff;
}
return temp;
case 0x8119:
case 0x9949:
case 0x9ae9:
temp = 0;
if (s3_enable_fifo(s3)) {
if (!s3->blitter_busy)
wake_fifo_thread(s3);
if (!FIFO_EMPTY || s3->force_busy)
temp |= 0x02; /*Hardware busy*/
else
temp |= 0x04; /*FIFO empty*/
s3->force_busy = 0;
if (s3->chip >= S3_VISION964) {
if (FIFO_FULL)
temp |= 0xf8; /*FIFO full*/
}
if (s3->data_available) {
temp |= 0x01; /*Read Data available*/
s3->data_available = 0;
}
} else {
if (s3->force_busy)
temp |= 0x02; /*Hardware busy*/
else {
switch (s3->accel.cmd >> 13) { /*Some drivers may not set FIFO on but may still turn on FIFO empty bits!*/
case 0:
if (!s3->accel.ssv_len)
temp |= 0x04;
break;
case 1:
if (!s3->accel.sy)
temp |= 0x04;
break;
case 2:
case 6:
case 7:
if (s3->accel.sy < 0)
temp |= 0x04;
break;
default:
break;
}
}
s3->force_busy = 0;
if (s3->data_available) {
temp |= 0x01; /*Read Data available*/
s3->data_available = 0;
}
}
return temp;
case 0x9d48:
case 0x9ee8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.short_stroke & 0xff;
}
break;
case 0x9d49:
case 0x9ee9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.short_stroke >> 8;
}
break;
case 0xa148:
case 0xa2e8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.bkgd_color >> 16;
else
temp2 = s3->accel.bkgd_color & 0xff;
return temp2;
}
break;
case 0xa149:
case 0xa2e9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.bkgd_color >> 24;
else
temp2 = s3->accel.bkgd_color >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
}
break;
case 0xa14a:
case 0xa2ea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.bkgd_color & 0xff;
else
temp2 = s3->accel.bkgd_color >> 16;
return temp2;
case 0xa14b:
case 0xa2eb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.bkgd_color >> 8;
else
temp2 = s3->accel.bkgd_color >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xa548:
case 0xa6e8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.frgd_color >> 16;
else
temp2 = s3->accel.frgd_color & 0xff;
return temp2;
}
break;
case 0xa549:
case 0xa6e9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.frgd_color >> 24;
else
temp2 = s3->accel.frgd_color >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
}
break;
case 0xa54a:
case 0xa6ea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.frgd_color & 0xff;
else
temp2 = s3->accel.frgd_color >> 16;
return temp2;
case 0xa54b:
case 0xa6eb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.frgd_color >> 8;
else
temp2 = s3->accel.frgd_color >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xa948:
case 0xaae8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.wrt_mask >> 16;
else
temp2 = s3->accel.wrt_mask & 0xff;
return temp2;
}
break;
case 0xa949:
case 0xaae9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.wrt_mask >> 24;
else
temp2 = s3->accel.wrt_mask >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
}
break;
case 0xa94a:
case 0xaaea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.wrt_mask & 0xff;
else
temp2 = s3->accel.wrt_mask >> 16;
return temp2;
case 0xa94b:
case 0xaaeb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.wrt_mask >> 8;
else
temp2 = s3->accel.wrt_mask >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xad48:
case 0xaee8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.rd_mask >> 16;
else
temp2 = s3->accel.rd_mask & 0xff;
return temp2;
}
break;
case 0xad49:
case 0xaee9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.rd_mask >> 24;
else
temp2 = s3->accel.rd_mask >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
}
break;
case 0xad4a:
case 0xaeea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.rd_mask & 0xff;
else
temp2 = s3->accel.rd_mask >> 16;
return temp2;
case 0xad4b:
case 0xaeeb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.rd_mask >> 8;
else
temp2 = s3->accel.rd_mask >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xb148:
case 0xb2e8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.color_cmp >> 16;
else
temp2 = s3->accel.color_cmp & 0xff;
return temp2;
}
break;
case 0xb149:
case 0xb2e9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.color_cmp >> 24;
else
temp2 = s3->accel.color_cmp >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
}
break;
case 0xb14a:
case 0xb2ea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.color_cmp & 0xff;
else
temp2 = s3->accel.color_cmp >> 16;
return temp2;
case 0xb14b:
case 0xb2eb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.color_cmp >> 8;
else
temp2 = s3->accel.color_cmp >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xb548:
case 0xb6e8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.bkgd_mix;
}
break;
case 0xb948:
case 0xbae8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.frgd_mix;
}
break;
case 0xbd48:
case 0xbee8:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->accel.multifunc[0xf] & 0xf;
switch (temp) {
case 0x0:
return s3->accel.multifunc[0x0] & 0xff;
case 0x1:
return s3->accel.multifunc[0x1] & 0xff;
case 0x2:
return s3->accel.multifunc[0x2] & 0xff;
case 0x3:
return s3->accel.multifunc[0x3] & 0xff;
case 0x4:
return s3->accel.multifunc[0x4] & 0xff;
case 0x5:
return s3->accel.multifunc[0xa] & 0xff;
case 0x6:
return s3->accel.multifunc[0xe] & 0xff;
case 0x7:
return s3->accel.cmd & 0xff;
case 0x8:
return s3->accel.subsys_cntl & 0xff;
case 0x9:
return s3->accel.setup_md & 0xff;
case 0xa:
return s3->accel.multifunc[0xd] & 0xff;
default:
break;
}
return 0xff;
}
break;
case 0xbd49:
case 0xbee9:
if (s3->chip >= S3_86C928) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->accel.multifunc[0xf] & 0xf;
s3->accel.multifunc[0xf]++;
switch (temp) {
case 0x0:
return s3->accel.multifunc[0x0] >> 8;
case 0x1:
return s3->accel.multifunc[0x1] >> 8;
case 0x2:
return s3->accel.multifunc[0x2] >> 8;
case 0x3:
return s3->accel.multifunc[0x3] >> 8;
case 0x4:
return s3->accel.multifunc[0x4] >> 8;
case 0x5:
return s3->accel.multifunc[0xa] >> 8;
case 0x6:
return s3->accel.multifunc[0xe] >> 8;
case 0x7:
return s3->accel.cmd >> 8;
case 0x8:
return (s3->accel.subsys_cntl >> 8) & ~0xe000;
case 0x9:
return (s3->accel.setup_md >> 8) & ~0xf000;
case 0xa:
return s3->accel.multifunc[0xd] >> 8;
default:
break;
}
return 0xff;
}
break;
case 0xd148:
case 0xd2e8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.ropmix & 0xff;
case 0xd149:
case 0xd2e9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.ropmix >> 8;
case 0xe548:
case 0xe6e8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_bg_color >> 16;
else
temp2 = s3->accel.pat_bg_color & 0xff;
return temp2;
case 0xe549:
case 0xe6e9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_bg_color >> 24;
else
temp2 = s3->accel.pat_bg_color >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xe54a:
case 0xe6ea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_bg_color & 0xff;
else
temp2 = s3->accel.pat_bg_color >> 16;
return temp2;
case 0xe54b:
case 0xe6eb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_bg_color >> 8;
else
temp2 = s3->accel.pat_bg_color >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xe948:
case 0xeae8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.pat_y & 0xff;
case 0xe949:
case 0xeae9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.pat_y >> 8;
case 0xe94a:
case 0xeaea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.pat_x & 0xff;
case 0xe94b:
case 0xeaeb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.pat_x >> 8;
case 0xed48:
case 0xeee8:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_fg_color >> 16;
else
temp2 = s3->accel.pat_fg_color & 0xff;
return temp2;
case 0xed49:
case 0xeee9:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_fg_color >> 24;
else
temp2 = s3->accel.pat_fg_color >> 8;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xed4a:
case 0xeeea:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_fg_color & 0xff;
else
temp2 = s3->accel.pat_fg_color >> 16;
return temp2;
case 0xed4b:
case 0xeeeb:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
temp2 = s3->accel.pat_fg_color >> 8;
else
temp2 = s3->accel.pat_fg_color >> 24;
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
return temp2;
case 0xe148:
case 0xe2e8:
if (!s3_cpu_dest(s3))
break;
READ_PIXTRANS_BYTE_IO(0)
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0], 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
} else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(16, 1, s3->accel.pix_trans[0], 0, s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
} else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0], s3);
break;
default:
break;
}
}
return s3->accel.pix_trans[0];
case 0xe149:
case 0xe2e9:
if (!s3_cpu_dest(s3))
break;
READ_PIXTRANS_BYTE_IO(1);
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
} else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
s3->accel_start(16, 1, s3->accel.pix_trans[1] | (s3->accel.pix_trans[0] << 8), 0, s3);
else
s3->accel_start(16, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), 0, s3);
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[1] | (s3->accel.pix_trans[0] << 8), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
}
} else {
if (s3->accel.cmd & 0x1000)
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[1] | (s3->accel.pix_trans[0] << 8), s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8), s3);
}
break;
default:
break;
}
}
return s3->accel.pix_trans[1];
case 0xe14a:
case 0xe2ea:
if (!s3_cpu_dest(s3))
break;
READ_PIXTRANS_BYTE_IO(2);
return s3->accel.pix_trans[2];
case 0xe14b:
case 0xe2eb:
if (!s3_cpu_dest(s3))
break;
READ_PIXTRANS_BYTE_IO(3)
if (s3->accel.cmd & 0x100) {
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
} else
s3->accel_start(1, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(16, 1, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), 0, s3);
else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
} else
s3->accel_start(2, 1, 0xffffffff, s3->accel.pix_trans[0] | (s3->accel.pix_trans[1] << 8) | (s3->accel.pix_trans[2] << 16) | (s3->accel.pix_trans[3] << 24), s3);
break;
default:
break;
}
}
return s3->accel.pix_trans[3];
case 0xff20:
case 0xff21:
temp = s3->serialport & ~(SERIAL_PORT_SCR | SERIAL_PORT_SDR);
if ((s3->serialport & SERIAL_PORT_SCW) && i2c_gpio_get_scl(s3->i2c))
temp |= SERIAL_PORT_SCR;
if ((s3->serialport & SERIAL_PORT_SDW) && i2c_gpio_get_sda(s3->i2c))
temp |= SERIAL_PORT_SDR;
return temp;
default:
break;
}
return 0xff;
}
static uint16_t
s3_accel_in_w(uint16_t port, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint16_t temp = 0x0000;
const uint16_t *vram_w = (uint16_t *) svga->vram;
if (!s3->enable_8514)
return 0xffff;
if (port != 0x9ee8 && port != 0x9d48) {
if (s3_cpu_dest(s3)) {
READ_PIXTRANS_WORD
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
temp = (temp >> 8) | (temp << 8);
s3->accel_start(8, 1, temp | (temp << 16), 0, s3);
} else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 16), s3);
} else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 16), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
temp = (temp >> 8) | (temp << 8);
s3->accel_start(16, 1, temp | (temp << 16), 0, s3);
} else
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 16), s3);
} else {
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 16), s3);
}
break;
default:
break;
}
}
} else {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->accel.short_stroke;
}
return temp;
}
static uint32_t
s3_accel_in_l(UNUSED(uint16_t port), void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint32_t temp = 0x00000000;
const uint16_t *vram_w = (uint16_t *) svga->vram;
if (!s3->enable_8514)
return 0xffffffff;
if (s3_cpu_dest(s3)) {
READ_PIXTRANS_LONG
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
temp = ((temp & 0xff00ff00) >> 8) | ((temp & 0x00ff00ff) << 8);
s3->accel_start(8, 1, temp, 0, s3);
s3->accel_start(8, 1, temp >> 16, 0, s3);
} else {
s3->accel_start(1, 1, 0xffffffff, temp, s3);
s3->accel_start(1, 1, 0xffffffff, temp >> 16, s3);
}
} else {
s3->accel_start(1, 1, 0xffffffff, temp, s3);
s3->accel_start(1, 1, 0xffffffff, temp >> 16, s3);
}
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
if (s3->accel.cmd & 0x1000)
temp = ((temp & 0xff00ff00) >> 8) | ((temp & 0x00ff00ff) << 8);
s3->accel_start(16, 1, temp, 0, s3);
s3->accel_start(16, 1, temp >> 16, 0, s3);
} else {
s3->accel_start(2, 1, 0xffffffff, temp, s3);
s3->accel_start(2, 1, 0xffffffff, temp >> 16, s3);
}
} else {
s3->accel_start(2, 1, 0xffffffff, temp, s3);
s3->accel_start(2, 1, 0xffffffff, temp >> 16, s3);
}
break;
default:
break;
}
}
return temp;
}
static void
s3_accel_write(uint32_t addr, uint8_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
const svga_t *svga = &s3->svga;
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3)) {
if (svga->crtc[0x53] & 0x08)
s3_queue(s3, addr & 0x1ffff, val, FIFO_WRITE_BYTE);
else
s3_queue(s3, addr & 0xffff, val, FIFO_WRITE_BYTE);
} else
s3_accel_write_fifo(s3, addr & 0xffff, val);
}
static void
s3_accel_write_w(uint32_t addr, uint16_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
const svga_t *svga = &s3->svga;
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3)) {
if (svga->crtc[0x53] & 0x08)
s3_queue(s3, addr & 0x1ffff, val, FIFO_WRITE_WORD);
else
s3_queue(s3, addr & 0xffff, val, FIFO_WRITE_WORD);
} else
s3_accel_write_fifo_w(s3, addr & 0xffff, val);
}
static void
s3_accel_write_l(uint32_t addr, uint32_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
const svga_t *svga = &s3->svga;
if (!s3->enable_8514)
return;
if (s3_enable_fifo(s3)) {
if (svga->crtc[0x53] & 0x08)
s3_queue(s3, addr & 0x1ffff, val, FIFO_WRITE_DWORD);
else
s3_queue(s3, addr & 0xffff, val, FIFO_WRITE_DWORD);
} else
s3_accel_write_fifo_l(s3, addr & 0xffff, val);
}
static uint8_t
s3_accel_read(uint32_t addr, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint8_t temp = 0x00;
if (!s3->enable_8514)
return 0xff;
if (svga->crtc[0x53] & 0x08) {
if ((addr >= 0x08000) && (addr <= 0x0803f))
return s3_pci_read(0, addr & 0xff, s3);
switch (addr & 0x1ffff) {
case 0x83b0:
case 0x83b1:
case 0x83b2:
case 0x83b3:
case 0x83b4:
case 0x83b5:
case 0x83b6:
case 0x83b7:
case 0x83b8:
case 0x83b9:
case 0x83ba:
case 0x83bb:
case 0x83bc:
case 0x83bd:
case 0x83be:
case 0x83bf:
case 0x83c0:
case 0x83c1:
case 0x83c2:
case 0x83c3:
case 0x83c4:
case 0x83c5:
case 0x83c6:
case 0x83c7:
case 0x83c8:
case 0x83c9:
case 0x83ca:
case 0x83cb:
case 0x83cc:
case 0x83cd:
case 0x83ce:
case 0x83cf:
case 0x83d0:
case 0x83d1:
case 0x83d2:
case 0x83d3:
case 0x83d4:
case 0x83d5:
case 0x83d6:
case 0x83d7:
case 0x83d8:
case 0x83d9:
case 0x83da:
case 0x83db:
case 0x83dc:
case 0x83dd:
case 0x83de:
case 0x83df:
return s3_in(addr & 0x3ff, s3);
case 0x8504:
return s3->subsys_stat;
case 0x8505:
return s3->subsys_cntl;
default:
return s3_accel_in(addr & 0xffff, priv);
}
return 0xff;
} else {
if (addr & 0x8000) {
temp = s3_accel_in(addr & 0xffff, priv);
} else if (s3_cpu_dest(s3)) {
READ_PIXTRANS_BYTE_MM
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, temp | (temp << 8) | (temp << 16) | (temp << 24), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 8) | (temp << 16) | (temp << 24), s3);
} else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 8) | (temp << 16) | (temp << 24), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(16, 1, temp | (temp << 8) | (temp << 16) | (temp << 24), 0, s3);
else
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 8) | (temp << 16) | (temp << 24), s3);
} else
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 8) | (temp << 16) | (temp << 24), s3);
break;
default:
break;
}
}
}
return temp;
}
static uint16_t
s3_accel_read_w(uint32_t addr, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint16_t temp = 0x0000;
const uint16_t *vram_w = (uint16_t *) svga->vram;
if (!s3->enable_8514)
return 0xffff;
if (svga->crtc[0x53] & 0x08) {
switch (addr & 0x1fffe) {
case 0x811c:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
return s3->accel.short_stroke;
default:
return s3_accel_read(addr, priv) | s3_accel_read(addr + 1, priv) << 8;
}
return 0xffff;
} else {
if (addr & 0x8000) {
if (addr == 0x811c) {
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->accel.short_stroke;
} else {
temp = s3_accel_read((addr & 0xfffe), priv);
temp |= s3_accel_read((addr & 0xfffe) + 1, priv) << 8;
}
} else if (s3_cpu_dest(s3)) {
READ_PIXTRANS_WORD
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(8, 1, temp | (temp << 16), 0, s3);
else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 16), s3);
} else
s3->accel_start(1, 1, 0xffffffff, temp | (temp << 16), s3);
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40))
s3->accel_start(16, 1, temp | (temp << 16), 0, s3);
else
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 16), s3);
} else
s3->accel_start(2, 1, 0xffffffff, temp | (temp << 16), s3);
break;
default:
break;
}
}
}
return temp;
}
static uint32_t
s3_accel_read_l(uint32_t addr, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
uint32_t temp = 0x00000000;
const uint16_t *vram_w = (uint16_t *) svga->vram;
if (!s3->enable_8514)
return 0xffffffff;
if (svga->crtc[0x53] & 0x08) {
switch (addr & 0x1fffc) {
case 0x8180:
temp = s3->streams.pri_ctrl;
break;
case 0x8184:
temp = s3->streams.chroma_ctrl;
break;
case 0x8190:
temp = s3->streams.sec_ctrl;
break;
case 0x8194:
temp = s3->streams.chroma_upper_bound;
break;
case 0x8198:
temp = s3->streams.sec_filter;
break;
case 0x81a0:
temp = s3->streams.blend_ctrl;
break;
case 0x81c0:
temp = s3->streams.pri_fb0;
break;
case 0x81c4:
temp = s3->streams.pri_fb1;
break;
case 0x81c8:
temp = s3->streams.pri_stride;
break;
case 0x81cc:
temp = s3->streams.buffer_ctrl;
break;
case 0x81d0:
temp = s3->streams.sec_fb0;
break;
case 0x81d4:
temp = s3->streams.sec_fb1;
break;
case 0x81d8:
temp = s3->streams.sec_stride;
break;
case 0x81dc:
temp = s3->streams.overlay_ctrl;
break;
case 0x81e0:
temp = s3->streams.k1_vert_scale;
break;
case 0x81e4:
temp = s3->streams.k2_vert_scale;
break;
case 0x81e8:
temp = s3->streams.dda_vert_accumulator;
break;
case 0x81ec:
temp = s3->streams.fifo_ctrl;
break;
case 0x81f0:
temp = s3->streams.pri_start;
break;
case 0x81f4:
temp = s3->streams.pri_size;
break;
case 0x81f8:
temp = s3->streams.sec_start;
break;
case 0x81fc:
temp = s3->streams.sec_size;
break;
case 0x18080:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = 0;
break;
case 0x18088:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.cntl;
if (s3->bpp == 1) { /*The actual bpp is decided by the guest when idf is the same as odf*/
if (s3->videoengine.idf == 0 && s3->videoengine.odf == 0) {
if (svga->bpp == 15)
temp |= 0x600000;
else
temp |= 0x700000;
}
} else if (s3->bpp > 1) {
if (s3->videoengine.idf == 0 && s3->videoengine.odf == 0)
temp |= 0x300000;
}
break;
case 0x1808c:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.stretch_filt_const;
break;
case 0x18090:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.src_dst_step;
break;
case 0x18094:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.crop;
break;
case 0x18098:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.src_base;
break;
case 0x1809c:
if (s3_enable_fifo(s3))
s3_wait_fifo_idle(s3);
temp = s3->videoengine.dest_base;
if (s3->videoengine.busy) {
temp |= (1 << 31);
} else {
temp &= ~(1 << 31);
}
break;
default:
temp = s3_accel_read_w(addr, priv) | (s3_accel_read_w(addr + 2, priv) << 16);
break;
}
} else {
if (addr & 0x8000) {
temp = s3_accel_read((addr & 0xfffc), priv);
temp |= s3_accel_read((addr & 0xfffc) + 1, priv) << 8;
temp |= s3_accel_read((addr & 0xfffc) + 2, priv) << 16;
temp |= s3_accel_read((addr & 0xfffc) + 3, priv) << 24;
} else if (s3_cpu_dest(s3)) {
READ_PIXTRANS_LONG
switch (s3->accel.cmd & 0x600) {
case 0x000:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
s3->accel_start(8, 1, temp, 0, s3);
s3->accel_start(8, 1, temp >> 16, 0, s3);
} else {
s3->accel_start(1, 1, 0xffffffff, temp, s3);
s3->accel_start(1, 1, 0xffffffff, temp >> 16, s3);
}
} else {
s3->accel_start(1, 1, 0xffffffff, temp, s3);
s3->accel_start(1, 1, 0xffffffff, temp >> 16, s3);
}
break;
case 0x200:
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x80) || (s3->accel.cmd & 2)) {
if (((s3->accel.frgd_mix & 0x60) != 0x40) || ((s3->accel.bkgd_mix & 0x60) != 0x40)) {
s3->accel_start(16, 1, temp, 0, s3);
s3->accel_start(16, 1, temp >> 16, 0, s3);
} else {
s3->accel_start(2, 1, 0xffffffff, temp, s3);
s3->accel_start(2, 1, 0xffffffff, temp >> 16, s3);
}
} else {
s3->accel_start(2, 1, 0xffffffff, temp, s3);
s3->accel_start(2, 1, 0xffffffff, temp >> 16, s3);
}
break;
default:
break;
}
}
}
return temp;
}
static void
polygon_setup(s3_t *s3)
{
if (s3->accel.point_1_updated) {
int start_x = s3->accel.poly_cx;
int start_y = s3->accel.poly_cy;
int end_x = s3->accel.destx_distp << 20;
int end_y = s3->accel.desty_axstp;
if (end_y - start_y)
s3->accel.poly_dx1 = (end_x - start_x) / (end_y - start_y);
else
s3->accel.poly_dx1 = 0;
s3->accel.point_1_updated = 0;
if (end_y == s3->accel.poly_cy) {
s3->accel.poly_cx = end_x;
s3->accel.poly_x = end_x >> 20;
}
}
if (s3->accel.point_2_updated) {
int start_x = s3->accel.poly_cx2;
int start_y = s3->accel.poly_cy2;
int end_x = s3->accel.x2 << 20;
int end_y = s3->accel.desty_axstp2;
if (end_y - start_y)
s3->accel.poly_dx2 = (end_x - start_x) / (end_y - start_y);
else
s3->accel.poly_dx2 = 0;
s3->accel.point_2_updated = 0;
if (end_y == s3->accel.poly_cy)
s3->accel.poly_cx2 = end_x;
}
}
#define READ(addr, dat) \
if ((s3->bpp == 0) && !s3->color_16bit) \
dat = svga->vram[dword_remap(svga, addr) & s3->vram_mask]; \
else if ((s3->bpp == 1) || (s3->color_16bit && (svga->bpp < 24))) \
dat = vram_w[dword_remap_w(svga, addr) & (s3->vram_mask >> 1)]; \
else if (s3->bpp == 2) \
dat = svga->vram[dword_remap(svga, addr) & s3->vram_mask]; \
else if (s3->color_16bit && (svga->bpp == 24)) { \
dat = vram_w[dword_remap_w(svga, addr) & (s3->vram_mask >> 1)]; \
} else \
dat = vram_l[dword_remap_l(svga, addr) & (s3->vram_mask >> 2)];
#define MIX_READ \
{ \
switch ((mix_dat & mix_mask) ? (s3->accel.frgd_mix & 0xf) : (s3->accel.bkgd_mix & 0xf)) { \
case 0x0: \
dest_dat = ~dest_dat; \
break; \
case 0x1: \
dest_dat = 0; \
break; \
case 0x2: \
dest_dat = ~0; \
break; \
case 0x3: \
dest_dat = dest_dat; \
break; \
case 0x4: \
dest_dat = ~src_dat; \
break; \
case 0x5: \
dest_dat = src_dat ^ dest_dat; \
break; \
case 0x6: \
dest_dat = ~(src_dat ^ dest_dat); \
break; \
case 0x7: \
dest_dat = src_dat; \
break; \
case 0x8: \
dest_dat = ~(src_dat & dest_dat); \
break; \
case 0x9: \
dest_dat = ~src_dat | dest_dat; \
break; \
case 0xa: \
dest_dat = src_dat | ~dest_dat; \
break; \
case 0xb: \
dest_dat = src_dat | dest_dat; \
break; \
case 0xc: \
dest_dat = src_dat & dest_dat; \
break; \
case 0xd: \
dest_dat = src_dat & ~dest_dat; \
break; \
case 0xe: \
dest_dat = ~src_dat & dest_dat; \
break; \
case 0xf: \
dest_dat = ~(src_dat | dest_dat); \
break; \
} \
}
#define MIX \
{ \
old_dest_dat = dest_dat; \
MIX_READ \
dest_dat = (dest_dat & wrt_mask) | (old_dest_dat & ~wrt_mask); \
}
#define ROPMIX_READ(D, P, S) \
{ \
switch (rop) { \
case 0x00: \
out = 0; \
break; \
case 0x01: \
out = ~(D | (P | S)); \
break; \
case 0x02: \
out = D & ~(P | S); \
break; \
case 0x03: \
out = ~(P | S); \
break; \
case 0x04: \
out = S & ~(D | P); \
break; \
case 0x05: \
out = ~(D | P); \
break; \
case 0x06: \
out = ~(P | ~(D ^ S)); \
break; \
case 0x07: \
out = ~(P | (D & S)); \
break; \
case 0x08: \
out = S & (D & ~P); \
break; \
case 0x09: \
out = ~(P | (D ^ S)); \
break; \
case 0x0a: \
out = D & ~P; \
break; \
case 0x0b: \
out = ~(P | (S & ~D)); \
break; \
case 0x0c: \
out = S & ~P; \
break; \
case 0x0d: \
out = ~(P | (D & ~S)); \
break; \
case 0x0e: \
out = ~(P | ~(D | S)); \
break; \
case 0x0f: \
out = ~P; \
break; \
case 0x10: \
out = P & ~(D | S); \
break; \
case 0x11: \
out = ~(D | S); \
break; \
case 0x12: \
out = ~(S | ~(D ^ P)); \
break; \
case 0x13: \
out = ~(S | (D & P)); \
break; \
case 0x14: \
out = ~(D | ~(P ^ S)); \
break; \
case 0x15: \
out = ~(D | (P & S)); \
break; \
case 0x16: \
out = P ^ (S ^ (D & ~(P & S))); \
break; \
case 0x17: \
out = ~(S ^ ((S ^ P) & (D ^ S))); \
break; \
case 0x18: \
out = (S ^ P) & (P ^ D); \
break; \
case 0x19: \
out = ~(S ^ (D & ~(P & S))); \
break; \
case 0x1a: \
out = P ^ (D | (S & P)); \
break; \
case 0x1b: \
out = ~(S ^ (D & (P ^ S))); \
break; \
case 0x1c: \
out = P ^ (S | (D & P)); \
break; \
case 0x1d: \
out = ~(D ^ (S & (P ^ D))); \
break; \
case 0x1e: \
out = P ^ (D | S); \
break; \
case 0x1f: \
out = ~(P & (D | S)); \
break; \
case 0x20: \
out = D & (P & ~S); \
break; \
case 0x21: \
out = ~(S | (D ^ P)); \
break; \
case 0x22: \
out = D & ~S; \
break; \
case 0x23: \
out = ~(S | (P & ~D)); \
break; \
case 0x24: \
out = (S ^ P) & (D ^ S); \
break; \
case 0x25: \
out = ~(P ^ (D & ~(S & P))); \
break; \
case 0x26: \
out = S ^ (D | (P & S)); \
break; \
case 0x27: \
out = S ^ (D | ~(P ^ S)); \
break; \
case 0x28: \
out = D & (P ^ S); \
break; \
case 0x29: \
out = ~(P ^ (S ^ (D | (P & S)))); \
break; \
case 0x2a: \
out = D & ~(P & S); \
break; \
case 0x2b: \
out = ~(S ^ ((S ^ P) & (P ^ D))); \
break; \
case 0x2c: \
out = S ^ (P & (D | S)); \
break; \
case 0x2d: \
out = P ^ (S | ~D); \
break; \
case 0x2e: \
out = P ^ (S | (D ^ P)); \
break; \
case 0x2f: \
out = ~(P & (S | ~D)); \
break; \
case 0x30: \
out = P & ~S; \
break; \
case 0x31: \
out = ~(S | (D & ~P)); \
break; \
case 0x32: \
out = S ^ (D | (P | S)); \
break; \
case 0x33: \
out = ~S; \
break; \
case 0x34: \
out = S ^ (P | (D & S)); \
break; \
case 0x35: \
out = S ^ (P | ~(D ^ S)); \
break; \
case 0x36: \
out = S ^ (D | P); \
break; \
case 0x37: \
out = ~(S & (D | P)); \
break; \
case 0x38: \
out = P ^ (S & (D | P)); \
break; \
case 0x39: \
out = S ^ (P | ~D); \
break; \
case 0x3a: \
out = S ^ (P | (D ^ S)); \
break; \
case 0x3b: \
out = ~(S & (P | ~D)); \
break; \
case 0x3c: \
out = P ^ S; \
break; \
case 0x3d: \
out = S ^ (P | ~(D | S)); \
break; \
case 0x3e: \
out = S ^ (P | (D & ~S)); \
break; \
case 0x3f: \
out = ~(P & S); \
break; \
case 0x40: \
out = P & (S & ~D); \
break; \
case 0x41: \
out = ~(D | (P ^ S)); \
break; \
case 0x42: \
out = (S ^ D) & (P ^ D); \
break; \
case 0x43: \
out = ~(S ^ (P & ~(D & S))); \
break; \
case 0x44: \
out = S & ~D; \
break; \
case 0x45: \
out = ~(D | (P & ~S)); \
break; \
case 0x46: \
out = D ^ (S | (P & D)); \
break; \
case 0x47: \
out = ~(P ^ (S & (D ^ P))); \
break; \
case 0x48: \
out = S & (D ^ P); \
break; \
case 0x49: \
out = ~(P ^ (D ^ (S | (P & D)))); \
break; \
case 0x4a: \
out = D ^ (P & (S | D)); \
break; \
case 0x4b: \
out = P ^ (D | ~S); \
break; \
case 0x4c: \
out = S & ~(D & P); \
break; \
case 0x4d: \
out = ~(S ^ ((S ^ P) | (D ^ S))); \
break; \
case 0x4e: \
out = P ^ (D | (S ^ P)); \
break; \
case 0x4f: \
out = ~(P & (D | ~S)); \
break; \
case 0x50: \
out = P & ~D; \
break; \
case 0x51: \
out = ~(D | (S & ~P)); \
break; \
case 0x52: \
out = D ^ (P | (S & D)); \
break; \
case 0x53: \
out = ~(S ^ (P & (D ^ S))); \
break; \
case 0x54: \
out = ~(D | ~(P | S)); \
break; \
case 0x55: \
out = ~D; \
break; \
case 0x56: \
out = D ^ (P | S); \
break; \
case 0x57: \
out = ~(D & (P | S)); \
break; \
case 0x58: \
out = P ^ (D & (S | P)); \
break; \
case 0x59: \
out = D ^ (P | ~S); \
break; \
case 0x5a: \
out = D ^ P; \
break; \
case 0x5b: \
out = D ^ (P | ~(S | D)); \
break; \
case 0x5c: \
out = D ^ (P | (S ^ D)); \
break; \
case 0x5d: \
out = ~(D & (P | ~S)); \
break; \
case 0x5e: \
out = D ^ (P | (S & ~D)); \
break; \
case 0x5f: \
out = ~(D & P); \
break; \
case 0x60: \
out = P & (D ^ S); \
break; \
case 0x61: \
out = ~(D ^ (S ^ (P | (D & S)))); \
break; \
case 0x62: \
out = D ^ (S & (P | D)); \
break; \
case 0x63: \
out = S ^ (D | ~P); \
break; \
case 0x64: \
out = S ^ (D & (P | S)); \
break; \
case 0x65: \
out = D ^ (S | ~P); \
break; \
case 0x66: \
out = D ^ S; \
break; \
case 0x67: \
out = S ^ (D | ~(P | S)); \
break; \
case 0x68: \
out = ~(D ^ (S ^ (P | ~(D | S)))); \
break; \
case 0x69: \
out = ~(P ^ (D ^ S)); \
break; \
case 0x6a: \
out = D ^ (P & S); \
break; \
case 0x6b: \
out = ~(P ^ (S ^ (D & (P | S)))); \
break; \
case 0x6c: \
out = S ^ (D & P); \
break; \
case 0x6d: \
out = ~(P ^ (D ^ (S & (P | D)))); \
break; \
case 0x6e: \
out = S ^ (D & (P | ~S)); \
break; \
case 0x6f: \
out = ~(P & ~(D ^ S)); \
break; \
case 0x70: \
out = P & ~(D & S); \
break; \
case 0x71: \
out = ~(S ^ ((S ^ D) & (P ^ D))); \
break; \
case 0x72: \
out = S ^ (D | (P ^ S)); \
break; \
case 0x73: \
out = ~(S & (D | ~P)); \
break; \
case 0x74: \
out = D ^ (S | (P ^ D)); \
break; \
case 0x75: \
out = ~(D & (S | ~P)); \
break; \
case 0x76: \
out = S ^ (D | (P & ~S)); \
break; \
case 0x77: \
out = ~(D & S); \
break; \
case 0x78: \
out = P ^ (D & S); \
break; \
case 0x79: \
out = ~(D ^ (S ^ (P & (D | S)))); \
break; \
case 0x7a: \
out = D ^ (P & (S | ~D)); \
break; \
case 0x7b: \
out = ~(S & ~(D ^ P)); \
break; \
case 0x7c: \
out = S ^ (P & (D | ~S)); \
break; \
case 0x7d: \
out = ~(D & ~(P ^ S)); \
break; \
case 0x7e: \
out = (S ^ P) | (D ^ S); \
break; \
case 0x7f: \
out = ~(D & (P & S)); \
break; \
case 0x80: \
out = D & (P & S); \
break; \
case 0x81: \
out = ~((S ^ P) | (D ^ S)); \
break; \
case 0x82: \
out = D & ~(P ^ S); \
break; \
case 0x83: \
out = ~(S ^ (P & (D | ~S))); \
break; \
case 0x84: \
out = S & ~(D ^ P); \
break; \
case 0x85: \
out = ~(P ^ (D & (S | ~P))); \
break; \
case 0x86: \
out = D ^ (S ^ (P & (D | S))); \
break; \
case 0x87: \
out = ~(P ^ (D & S)); \
break; \
case 0x88: \
out = D & S; \
break; \
case 0x89: \
out = ~(S ^ (D | (P & ~S))); \
break; \
case 0x8a: \
out = D & (S | ~P); \
break; \
case 0x8b: \
out = ~(D ^ (S | (P ^ D))); \
break; \
case 0x8c: \
out = S & (D | ~P); \
break; \
case 0x8d: \
out = ~(S ^ (D | (P ^ S))); \
break; \
case 0x8e: \
out = S ^ ((S ^ D) & (P ^ D)); \
break; \
case 0x8f: \
out = ~(P & ~(D & S)); \
break; \
case 0x90: \
out = P & ~(D ^ S); \
break; \
case 0x91: \
out = ~(S ^ (D & (P | ~S))); \
break; \
case 0x92: \
out = D ^ (P ^ (S & (D | P))); \
break; \
case 0x93: \
out = ~(S ^ (P & D)); \
break; \
case 0x94: \
out = P ^ (S ^ (D & (P | S))); \
break; \
case 0x95: \
out = ~(D ^ (P & S)); \
break; \
case 0x96: \
out = D ^ (P ^ S); \
break; \
case 0x97: \
out = P ^ (S ^ (D | ~(P | S))); \
break; \
case 0x98: \
out = ~(S ^ (D | ~(P | S))); \
break; \
case 0x99: \
out = ~(D ^ S); \
break; \
case 0x9a: \
out = D ^ (P & ~S); \
break; \
case 0x9b: \
out = ~(S ^ (D & (P | S))); \
break; \
case 0x9c: \
out = S ^ (P & ~D); \
break; \
case 0x9d: \
out = ~(D ^ (S & (P | D))); \
break; \
case 0x9e: \
out = D ^ (S ^ (P | (D & S))); \
break; \
case 0x9f: \
out = ~(P & (D ^ S)); \
break; \
case 0xa0: \
out = D & P; \
break; \
case 0xa1: \
out = ~(P ^ (D | (S & ~P))); \
break; \
case 0xa2: \
out = D & (P | ~S); \
break; \
case 0xa3: \
out = ~(D ^ (P | (S ^ D))); \
break; \
case 0xa4: \
out = ~(P ^ (D | ~(S | P))); \
break; \
case 0xa5: \
out = ~(P ^ D); \
break; \
case 0xa6: \
out = D ^ (S & ~P); \
break; \
case 0xa7: \
out = ~(P ^ (D & (S | P))); \
break; \
case 0xa8: \
out = D & (P | S); \
break; \
case 0xa9: \
out = ~(D ^ (P | S)); \
break; \
case 0xaa: \
out = D; \
break; \
case 0xab: \
out = D | ~(P | S); \
break; \
case 0xac: \
out = S ^ (P & (D ^ S)); \
break; \
case 0xad: \
out = ~(D ^ (P | (S & D))); \
break; \
case 0xae: \
out = D | (S & ~P); \
break; \
case 0xaf: \
out = D | ~P; \
break; \
case 0xb0: \
out = P & (D | ~S); \
break; \
case 0xb1: \
out = ~(P ^ (D | (S ^ P))); \
break; \
case 0xb2: \
out = S ^ ((S ^ P) | (D ^ S)); \
break; \
case 0xb3: \
out = ~(S & ~(D & P)); \
break; \
case 0xb4: \
out = P ^ (S & ~D); \
break; \
case 0xb5: \
out = ~(D ^ (P & (S | D))); \
break; \
case 0xb6: \
out = D ^ (P ^ (S | (D & P))); \
break; \
case 0xb7: \
out = ~(S & (D ^ P)); \
break; \
case 0xb8: \
out = P ^ (S & (D ^ P)); \
break; \
case 0xb9: \
out = ~(D ^ (S | (P & D))); \
break; \
case 0xba: \
out = D | (P & ~S); \
break; \
case 0xbb: \
out = D | ~S; \
break; \
case 0xbc: \
out = S ^ (P & ~(D & S)); \
break; \
case 0xbd: \
out = ~((S ^ D) & (P ^ D)); \
break; \
case 0xbe: \
out = D | (P ^ S); \
break; \
case 0xbf: \
out = D | ~(P & S); \
break; \
case 0xc0: \
out = P & S; \
break; \
case 0xc1: \
out = ~(S ^ (P | (D & ~S))); \
break; \
case 0xc2: \
out = ~(S ^ (P | ~(D | S))); \
break; \
case 0xc3: \
out = ~(P ^ S); \
break; \
case 0xc4: \
out = S & (P | ~D); \
break; \
case 0xc5: \
out = ~(S ^ (P | (D ^ S))); \
break; \
case 0xc6: \
out = S ^ (D & ~P); \
break; \
case 0xc7: \
out = ~(P ^ (S & (D | P))); \
break; \
case 0xc8: \
out = S & (D | P); \
break; \
case 0xc9: \
out = ~(S ^ (P | D)); \
break; \
case 0xca: \
out = D ^ (P & (S ^ D)); \
break; \
case 0xcb: \
out = ~(S ^ (P | (D & S))); \
break; \
case 0xcc: \
out = S; \
break; \
case 0xcd: \
out = S | ~(D | P); \
break; \
case 0xce: \
out = S | (D & ~P); \
break; \
case 0xcf: \
out = S | ~P; \
break; \
case 0xd0: \
out = P & (S | ~D); \
break; \
case 0xd1: \
out = ~(P ^ (S | (D ^ P))); \
break; \
case 0xd2: \
out = P ^ (D & ~S); \
break; \
case 0xd3: \
out = ~(S ^ (P & (D | S))); \
break; \
case 0xd4: \
out = S ^ ((S ^ P) & (P ^ D)); \
break; \
case 0xd5: \
out = ~(D & ~(P & S)); \
break; \
case 0xd6: \
out = P ^ (S ^ (D | (P & S))); \
break; \
case 0xd7: \
out = ~(D & (P ^ S)); \
break; \
case 0xd8: \
out = P ^ (D & (S ^ P)); \
break; \
case 0xd9: \
out = ~(S ^ (D | (P & S))); \
break; \
case 0xda: \
out = D ^ (P & ~(S & D)); \
break; \
case 0xdb: \
out = ~((S ^ P) & (D ^ S)); \
break; \
case 0xdc: \
out = S | (P & ~D); \
break; \
case 0xdd: \
out = S | ~D; \
break; \
case 0xde: \
out = S | (D ^ P); \
break; \
case 0xdf: \
out = S | ~(D & P); \
break; \
case 0xe0: \
out = P & (D | S); \
break; \
case 0xe1: \
out = ~(P ^ (D | S)); \
break; \
case 0xe2: \
out = D ^ (S & (P ^ D)); \
break; \
case 0xe3: \
out = ~(P ^ (S | (D & P))); \
break; \
case 0xe4: \
out = S ^ (D & (P ^ S)); \
break; \
case 0xe5: \
out = ~(P ^ (D | (S & P))); \
break; \
case 0xe6: \
out = S ^ (D & ~(P & S)); \
break; \
case 0xe7: \
out = ~((S ^ P) & (P ^ D)); \
break; \
case 0xe8: \
out = S ^ ((S ^ P) & (D ^ S)); \
break; \
case 0xe9: \
out = ~(D ^ (S ^ (P & ~(D & S)))); \
break; \
case 0xea: \
out = D | (P & S); \
break; \
case 0xeb: \
out = D | ~(P ^ S); \
break; \
case 0xec: \
out = S | (D & P); \
break; \
case 0xed: \
out = S | ~(D ^ P); \
break; \
case 0xee: \
out = D | S; \
break; \
case 0xef: \
out = S | (D | ~P); \
break; \
case 0xf0: \
out = P; \
break; \
case 0xf1: \
out = P | ~(D | S); \
break; \
case 0xf2: \
out = P | (D & ~S); \
break; \
case 0xf3: \
out = P | ~S; \
break; \
case 0xf4: \
out = P | (S & ~D); \
break; \
case 0xf5: \
out = P | ~D; \
break; \
case 0xf6: \
out = P | (D ^ S); \
break; \
case 0xf7: \
out = P | ~(D & S); \
break; \
case 0xf8: \
out = P | (D & S); \
break; \
case 0xf9: \
out = P | ~(D ^ S); \
break; \
case 0xfa: \
out = D | P; \
break; \
case 0xfb: \
out = D | (P | ~S); \
break; \
case 0xfc: \
out = P | S; \
break; \
case 0xfd: \
out = P | (S | ~D); \
break; \
case 0xfe: \
out = D | (P | S); \
break; \
case 0xff: \
out = ~0; \
break; \
} \
}
#define ROPMIX \
{ \
old_dest_dat = dest_dat; \
ROPMIX_READ(dest_dat, pat_dat, src_dat); \
out = (out & s3->accel.wrt_mask) | (old_dest_dat & ~s3->accel.wrt_mask); \
}
#define WRITE(addr, dat) \
if ((s3->bpp == 0) && !s3->color_16bit) { \
svga->vram[dword_remap(svga, addr) & s3->vram_mask] = dat; \
svga->changedvram[(dword_remap(svga, addr) & s3->vram_mask) >> 12] = svga->monitor->mon_changeframecount; \
} else if ((s3->bpp == 1) || (s3->color_16bit && (svga->bpp < 24))) { \
vram_w[dword_remap_w(svga, addr) & (s3->vram_mask >> 1)] = dat; \
svga->changedvram[(dword_remap_w(svga, addr) & (s3->vram_mask >> 1)) >> 11] = svga->monitor->mon_changeframecount; \
} else if (s3->bpp == 2) { \
svga->vram[dword_remap(svga, addr) & s3->vram_mask] = dat; \
svga->changedvram[(dword_remap(svga, addr) & s3->vram_mask) >> 12] = svga->monitor->mon_changeframecount; \
} else if (s3->color_16bit && (svga->bpp == 24)) { \
vram_w[dword_remap_w(svga, addr) & (s3->vram_mask >> 1)] = dat; \
svga->changedvram[(dword_remap_w(svga, addr) & (s3->vram_mask >> 1)) >> 11] = svga->monitor->mon_changeframecount; \
} else { \
vram_l[dword_remap_l(svga, addr) & (s3->vram_mask >> 2)] = dat; \
svga->changedvram[(dword_remap_l(svga, addr) & (s3->vram_mask >> 2)) >> 10] = svga->monitor->mon_changeframecount; \
}
static __inline void
convert_to_rgb32(int idf, int is_yuv, uint32_t val, uint8_t *r, uint8_t *g, uint8_t *b, uint8_t *r2, uint8_t *g2, uint8_t *b2)
{
static double dr = 0.0;
static double dg = 0.0;
static double db = 0.0;
static double dY1 = 0.0;
static double dCr = 0.0;
static double dY2 = 0.0;
static double dCb = 0.0;
static double dU = 0.0;
static double dV = 0.0;
switch (idf) {
case 0: /* 8 bpp, RGB 3-3-2 */
dr = (double) ((val >> 5) & 0x07);
dg = (double) ((val >> 2) & 0x07);
db = (double) (val & 0x03);
dr = (dr / 7.0) * 255.0;
dg = (dg / 7.0) * 255.0;
db = (db / 3.0) * 255.0;
break;
case 3: /* 32bpp, RGB 8-8-8 */
dr = (double) ((val >> 16) & 0xff);
dg = (double) ((val >> 8) & 0xff);
db = (double) (val & 0xff);
break;
case 4: /* YCbCr */
if (is_yuv) {
dU = ((double) (val & 0xff)) - 128.0;
dY1 = (double) ((val >> 8) & 0xff);
dY1 = (298.0 * (dY1 - 16.0)) / 256.0;
dV = ((double) ((val >> 16) & 0xff)) - 128.0;
dY2 = (double) ((val >> 24) & 0xff);
dY2 = (298.0 * (dY2 - 16.0)) / 256.0;
dr = (309.0 * dV) / 256.0;
dg = ((100.0 * dU) + (208.0 * dV)) / 256.0;
db = (516.0 * dU) / 256.0;
} else {
dY1 = (double) (val & 0xff);
dCr = ((double) ((val >> 8) & 0xff)) - 128.0;
dY2 = (double) ((val >> 16) & 0xff);
dCb = ((double) ((val >> 24) & 0xff)) - 128.0;
dr = (359.0 * dCr) / 256.0;
dg = ((88.0 * dCb) + (183.0 * dCr)) / 2560.0;
db = (453.0 * dCr) / 256.0;
}
*r = (uint8_t) round(dY1 + dr);
CLAMP(*r);
*g = (uint8_t) round(dY1 - dg);
CLAMP(*g);
*b = (uint8_t) round(dY1 + db);
CLAMP(*b);
*r2 = (uint8_t) round(dY2 + dr);
CLAMP(*r2);
*g2 = (uint8_t) round(dY2 - dg);
CLAMP(*g2);
*b2 = (uint8_t) round(dY2 + db);
CLAMP(*b2);
return;
case 5: /* 16bpp, raw */
case 7: /* 16bpp, RGB 5-6-5 */
dr = (double) ((val >> 11) & 0x1f);
dg = (double) ((val >> 5) & 0x03f);
db = (double) (val & 0x1f);
dr = (dr / 31.0) * 255.0;
dg = (dg / 63.0) * 255.0;
db = (db / 31.0) * 255.0;
break;
case 6: /* 15bpp, RGB 5-5-5 */
dr = (double) ((val >> 10) & 0x1f);
dg = (double) ((val >> 5) & 0x01f);
db = (double) (val & 0x1f);
dr = (dr / 31.0) * 255.0;
dg = (dg / 31.0) * 255.0;
db = (db / 31.0) * 255.0;
break;
default:
break;
}
*r = (uint8_t) round(dr);
*g = (uint8_t) round(dg);
*b = (uint8_t) round(db);
}
static __inline void
convert_from_rgb32(int idf, int odf, int is_yuv, uint32_t *val, uint8_t r, uint8_t g, uint8_t b, uint8_t r2, uint8_t g2, uint8_t b2)
{
static double dr = 0.0;
static double dg = 0.0;
static double db = 0.0;
static double dr2 = 0.0;
static double dg2 = 0.0;
static double db2 = 0.0;
static double dY1 = 0.0;
static double dCr = 0.0;
static double dY2 = 0.0;
static double dCb = 0.0;
static double dU = 0.0;
static double dV = 0.0;
dr = (double) r;
dg = (double) g;
db = (double) b;
switch (odf) {
case 0: /* 8 bpp, RGB 3-3-2 */
switch (idf) {
case 3:
*val = (((uint32_t) round(dr)) << 16) + (((uint32_t) round(dg)) << 8) + ((uint32_t) round(db));
break;
case 5:
case 7:
dr = (dr / 255.0) * 31.0;
dg = (dg / 255.0) * 63.0;
db = (db / 255.0) * 31.0;
*val = (((uint32_t) round(dr)) << 11) + (((uint32_t) round(dg)) << 5) + ((uint32_t) round(db));
break;
case 6:
dr = (dr / 255.0) * 31.0;
dg = (dg / 255.0) * 31.0;
db = (db / 255.0) * 31.0;
*val = (((uint32_t) round(dr)) << 10) + (((uint32_t) round(dg)) << 5) + ((uint32_t) round(db));
break;
case 0:
default:
dr = (dr / 255.0) * 7.0;
dg = (dg / 255.0) * 7.0;
db = (db / 255.0) * 3.0;
*val = (((uint32_t) round(dr)) << 5) + (((uint32_t) round(dg)) << 2) + ((uint32_t) round(db));
break;
}
break;
case 3: /* 32bpp, RGB 8-8-8 */
*val = (((uint32_t) round(dr)) << 16) + (((uint32_t) round(dg)) << 8) + ((uint32_t) round(db));
break;
case 4: /* YCbCr */
dr2 = (double) r2;
dg2 = (double) g2;
db2 = (double) b2;
if (is_yuv) {
dU = ((113046.0 * dg2) - (71552.0 * dr2) - (69488.0 * db2)) / 28509.0;
dV = ((3328.0 * dr2) + (800.0 * db2) - (4128.0 * dg2)) / 663.0;
dY1 = dr - ((309 * dV) / 256.0);
dY2 = dr2 - ((309 * dV) / 256.0);
*val = ((uint32_t) round(dU)) + (((uint32_t) round(dY1)) << 8) + (((uint32_t) round(dV)) << 16) + (((uint32_t) round(dY2)) << 24);
} else {
dCr = ((128.0 * db2) - (128.0 * dr2)) / 47.0;
dCb = ((128.0 * dr2) - (128.0 * dg2) - (271.0 * dCr)) / 44.0;
dY1 = dr - ((359.0 * dCr) / 256.0);
dY2 = dr2 - ((359.0 * dCr) / 256.0);
*val = ((uint32_t) round(dY1)) + (((uint32_t) round(dCr)) << 8) + (((uint32_t) round(dY2)) << 16) + (((uint32_t) round(dCb)) << 24);
}
return;
case 5: /* 16bpp, raw */
case 7: /* 16bpp, RGB 5-6-5 */
dr = (dr / 255.0) * 31.0;
dg = (dg / 255.0) * 63.0;
db = (db / 255.0) * 31.0;
*val = (((uint32_t) round(dr)) << 11) + (((uint32_t) round(dg)) << 5) + ((uint32_t) round(db));
break;
case 6: /* 15bpp, RGB 5-5-5 */
dr = (dr / 255.0) * 31.0;
dg = (dg / 255.0) * 31.0;
db = (db / 255.0) * 31.0;
*val = (((uint32_t) round(dr)) << 10) + (((uint32_t) round(dg)) << 5) + ((uint32_t) round(db));
break;
default:
break;
}
}
/*To Do: Dithering, color space conversion.*/
static void
s3_visionx68_video_engine_op(uint32_t cpu_dat, s3_t *s3)
{
svga_t *svga = &s3->svga;
int idf;
int odf;
int host;
int is_yuv;
uint32_t src;
uint32_t dest = 0x00000000;
uint8_t r = 0x00;
uint8_t g = 0x00;
uint8_t b = 0x00;
uint8_t r2 = 0x00;
uint8_t g2 = 0x00;
uint8_t b2 = 0x00;
uint16_t *vram_w = (uint16_t *) svga->vram;
uint32_t *vram_l = (uint32_t *) svga->vram;
uint32_t k2 = 0;
uint32_t dda = 0;
uint32_t diff = 0;
int count = -1;
idf = s3->videoengine.idf;
odf = s3->videoengine.odf;
is_yuv = s3->videoengine.yuv;
host = s3->videoengine.host_data;
k2 = s3->videoengine.k2 - 0x700;
dda = s3->videoengine.dda_init_accumulator - 0xf00;
diff = 0xff - k2;
s3->videoengine.busy = 1;
if (host) {
if (idf == 0 && odf == 0) {
if (s3->bpp == 0)
count = 4;
else if (s3->bpp == 1)
count = 2;
else
count = 1;
} else {
if (idf == 0)
count = 4;
else if (idf == 3)
count = 1;
else
count = 2;
}
}
if (s3->videoengine.input == 1) {
if (s3->videoengine.scale_down) {
if (s3->bpp > 1) {
s3->videoengine.sx = k2 - dda + diff;
s3->videoengine.sx_backup = s3->videoengine.len - s3->videoengine.start;
} else {
s3->videoengine.sx = k2 - dda + diff - 1;
s3->videoengine.sx_backup = s3->videoengine.len - s3->videoengine.start - 1;
}
s3->videoengine.sx_scale_inc = (double) (s3->videoengine.sx_backup >> 1);
s3->videoengine.sx_scale_inc = s3->videoengine.sx_scale_inc / (double) (s3->videoengine.sx >> 1);
} else {
s3->videoengine.sx_scale = (double) (s3->videoengine.k1 - 2);
s3->videoengine.sx_scale_dec = (s3->videoengine.sx_scale / (double) (s3->videoengine.len - s3->videoengine.start - 2));
if (s3->videoengine.sx_scale_dec >= 0.5) {
s3->videoengine.sx_scale++;
}
}
if (s3->bpp == 0) {
s3->videoengine.dest = s3->videoengine.dest_base + s3->width;
s3->videoengine.src = s3->videoengine.src_base + s3->width;
} else if (s3->bpp == 1) {
s3->videoengine.dest = (s3->videoengine.dest_base >> 1) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 1) + s3->width;
} else {
s3->videoengine.dest = (s3->videoengine.dest_base >> 2) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 2) + s3->width;
}
s3->videoengine.input = 2;
s3->videoengine.cx = 0.0;
s3->videoengine.dx = 0.0;
}
while (count) {
if (host) { /*Source data is CPU*/
src = cpu_dat;
} else { /*Source data is display memory*/
READ(s3->videoengine.src + lround(s3->videoengine.cx), src);
}
convert_to_rgb32(idf, is_yuv, src, &r, &g, &b, &r2, &g2, &b2);
convert_from_rgb32(idf, odf, is_yuv, &dest, r, g, b, r2, g2, b2);
WRITE(s3->videoengine.dest + lround(s3->videoengine.dx), dest);
if (s3->videoengine.scale_down) { /*Data shrink*/
s3->videoengine.dx += s3->videoengine.sx_scale_inc;
if (!host)
s3->videoengine.cx += s3->videoengine.sx_scale_inc;
s3->videoengine.sx--;
if (host) {
if (s3->bpp == 0) {
cpu_dat >>= 8;
} else {
cpu_dat >>= 16;
}
count--;
}
if (s3->videoengine.sx < 0) {
if (s3->bpp > 1) {
s3->videoengine.sx = k2 - dda + diff;
s3->videoengine.sx_backup = s3->videoengine.len - s3->videoengine.start;
} else {
s3->videoengine.sx = k2 - dda + diff - 1;
s3->videoengine.sx_backup = s3->videoengine.len - s3->videoengine.start - 1;
}
s3->videoengine.sx_scale_inc = (double) (s3->videoengine.sx_backup >> 1);
s3->videoengine.sx_scale_inc = s3->videoengine.sx_scale_inc / (double) (s3->videoengine.sx >> 1);
s3->videoengine.cx = 0.0;
s3->videoengine.dx = 0.0;
if (s3->bpp == 0) {
s3->videoengine.dest = s3->videoengine.dest_base + s3->width;
s3->videoengine.src = s3->videoengine.src_base + s3->width;
} else if (s3->bpp == 1) {
s3->videoengine.dest = (s3->videoengine.dest_base >> 1) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 1) + s3->width;
} else {
s3->videoengine.dest = (s3->videoengine.dest_base >> 2) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 2) + s3->width;
}
if (s3->videoengine.input >= 1) {
s3->videoengine.busy = 0;
return;
}
}
} else { /*Data stretch*/
s3->videoengine.dx++;
s3->videoengine.sx_scale -= s3->videoengine.sx_scale_dec;
s3->videoengine.sx_scale_backup = (s3->videoengine.sx_scale - s3->videoengine.sx_scale_dec);
s3->videoengine.sx = lround(s3->videoengine.sx_scale);
s3->videoengine.sx_scale_int = lround(s3->videoengine.sx_scale_backup);
if (s3->videoengine.sx > s3->videoengine.sx_scale_int) {
if (host) {
if (s3->bpp == 0)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
count--;
} else {
s3->videoengine.cx++;
}
}
if (s3->videoengine.sx < 0) {
s3->videoengine.sx_scale = (double) (s3->videoengine.k1 - 2);
s3->videoengine.sx_scale_dec = (s3->videoengine.sx_scale / (double) (s3->videoengine.len - s3->videoengine.start - 2));
if (s3->videoengine.sx_scale_dec >= 0.5) {
s3->videoengine.sx_scale++;
}
s3->videoengine.cx = 0.0;
s3->videoengine.dx = 0.0;
if (s3->bpp == 0) {
s3->videoengine.dest = s3->videoengine.dest_base + s3->width;
s3->videoengine.src = s3->videoengine.src_base + s3->width;
} else if (s3->bpp == 1) {
s3->videoengine.dest = (s3->videoengine.dest_base >> 1) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 1) + s3->width;
} else {
s3->videoengine.dest = (s3->videoengine.dest_base >> 2) + s3->width;
s3->videoengine.src = (s3->videoengine.src_base >> 2) + s3->width;
}
if (s3->videoengine.input >= 1) {
s3->videoengine.busy = 0;
return;
}
}
}
}
}
void
s3_911_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, void *priv)
{
s3_t *s3 = (s3_t *)priv;
svga_t *svga = &s3->svga;
uint32_t src_dat = 0;
uint32_t dest_dat;
uint32_t old_dest_dat;
int frgd_mix;
int bkgd_mix;
int clip_t = s3->accel.multifunc[1] & 0xfff;
int clip_l = s3->accel.multifunc[2] & 0xfff;
int clip_b = s3->accel.multifunc[3] & 0xfff;
int clip_r = s3->accel.multifunc[4] & 0xfff;
int vram_mask = (s3->accel.multifunc[0xa] & 0xc0) == 0xc0;
uint32_t mix_mask = (s3->accel.cmd & 0x200) ? 0x8000 : 0x80;
uint16_t *vram_w = (uint16_t *) svga->vram;
uint32_t *vram_l = (uint32_t *) svga->vram;
uint32_t rd_mask = s3->accel.rd_mask;
uint32_t wrt_mask = s3->accel.wrt_mask;
uint32_t frgd_color = s3->accel.frgd_color;
uint32_t bkgd_color = s3->accel.bkgd_color;
int cmd = s3->accel.cmd >> 13;
if ((s3->accel.cmd & 0x100) && (s3_cpu_src(s3) || (s3_cpu_dest(s3))) && (!cpu_input || (s3_enable_fifo(s3) == 0)))
s3->force_busy = 1;
if (cpu_input && (((s3->accel.multifunc[0xa] & 0xc0) != 0x80) || (!(s3->accel.cmd & 2)))) {
if (s3->color_16bit) {
if (count > 1)
count >>= 1;
}
}
if (s3->color_16bit)
rd_mask &= 0xffff;
else
rd_mask &= 0xff;
/*Bit 4 of the Command register is the draw yes bit, which enables writing to memory/reading from memory when enabled.
When this bit is disabled, no writing to memory/reading from memory is allowed. (This bit is almost meaningless on
the NOP command)*/
switch (cmd) {
case 0: /*NOP (Short Stroke Vectors)*/
if (s3->accel.ssv_state == 0)
break;
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.cmd & 8) { /*Radial*/
while (count-- && s3->accel.ssv_len >= 0) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
if (s3->accel.ssv_draw) {
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->bpp == 0)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (!s3->accel.ssv_len)
break;
switch (s3->accel.ssv_dir & 0xe0) {
case 0x00:
s3->accel.cx++;
break;
case 0x20:
s3->accel.cx++;
s3->accel.cy--;
break;
case 0x40:
s3->accel.cy--;
break;
case 0x60:
s3->accel.cx--;
s3->accel.cy--;
break;
case 0x80:
s3->accel.cx--;
break;
case 0xa0:
s3->accel.cx--;
s3->accel.cy++;
break;
case 0xc0:
s3->accel.cy++;
break;
case 0xe0:
s3->accel.cx++;
s3->accel.cy++;
break;
default:
break;
}
s3->accel.ssv_len--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
}
break;
case 1: /*Draw line*/
if (!cpu_input) {
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.sy = s3->accel.maj_axis_pcnt & 0x7ff;
if (s3->color_16bit && (svga->bpp < 24)) {
if (s3->accel.wrt_mask != 0xffff) {
if (s3->accel.cur_x & 0x400) {
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0x400;
} else {
s3->accel.color_16bit_check = 1;
s3->accel.minus = 0;
}
} else {
if (s3->accel.cur_x & 0x400)
s3->accel.color_16bit_check = 1;
else
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0;
}
} else {
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0;
}
if (s3_cpu_src(s3))
return; /*Wait for data from CPU*/
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.cmd & 8) { /*Radial*/
if (s3->color_16bit && (svga->bpp < 24)) {
if (s3->accel.color_16bit_check)
return;
if (s3->accel.wrt_mask != 0xffff)
wrt_mask = (s3->accel.wrt_mask_actual[0] | (s3->accel.wrt_mask_actual[1] << 8));
}
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
if (s3->color_16bit && (svga->bpp < 24))
src_dat = s3->accel.bkgd_color_actual[0] | (s3->accel.bkgd_color_actual[1] << 8);
break;
case 1:
src_dat = frgd_color;
if (s3->color_16bit && (svga->bpp < 24))
src_dat = s3->accel.frgd_color_actual[0] | (s3->accel.frgd_color_actual[1] << 8);
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
READ((s3->accel.cy * s3->width) + s3->accel.cx - s3->accel.minus, dest_dat);
MIX
WRITE((s3->accel.cy * s3->width) + s3->accel.cx - s3->accel.minus, dest_dat);
}
mix_dat <<= 1;
mix_dat |= 1;
if ((s3->bpp == 0) && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (!s3->accel.sy)
break;
switch (s3->accel.cmd & 0xe0) {
case 0x00:
s3->accel.cx++;
break;
case 0x20:
s3->accel.cx++;
s3->accel.cy--;
break;
case 0x40:
s3->accel.cy--;
break;
case 0x60:
s3->accel.cx--;
s3->accel.cy--;
break;
case 0x80:
s3->accel.cx--;
break;
case 0xa0:
s3->accel.cx--;
s3->accel.cy++;
break;
case 0xc0:
s3->accel.cy++;
break;
case 0xe0:
s3->accel.cx++;
s3->accel.cy++;
break;
default:
break;
}
s3->accel.sy--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
} else { /*Bresenham*/
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && (count == 16)) { /*Stupid undocumented 0xB2E8 on 911/924*/
count = s3->accel.maj_axis_pcnt + 1;
s3->accel.temp_cnt = 16;
}
if (s3->color_16bit && (svga->bpp < 24)) {
if (!s3->accel.b2e8_pix) {
if (!s3->accel.color_16bit_check)
wrt_mask = (s3->accel.wrt_mask_actual[0] | (s3->accel.wrt_mask_actual[1] << 8));
else
return;
}
}
s3_log("CMD=%04x, curx=%d, lwrtmask=%04x, actual wrtmask=%04x, frgdmix=%d, "
"bkgdmix=%d, input=%d, cnt=%d.\n", s3->accel.cmd, s3->accel.cur_x,
wrt_mask, s3->accel.wrt_mask, frgd_mix, bkgd_mix, cpu_input, count);
while (count-- && s3->accel.sy >= 0) {
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && !s3->accel.temp_cnt) {
mix_dat >>= 16;
s3->accel.temp_cnt = 16;
}
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r &&
(s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
if (s3->color_16bit && (svga->bpp < 24) && !s3->accel.b2e8_pix) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.bkgd_color_actual[0] |
(s3->accel.bkgd_color_actual[1] << 8);
}
break;
case 1:
src_dat = frgd_color;
if (s3->color_16bit && (svga->bpp < 24) && !s3->accel.b2e8_pix) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.frgd_color_actual[0] |
(s3->accel.frgd_color_actual[1] << 8);
}
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
READ((s3->accel.cy * s3->width) + s3->accel.cx - s3->accel.minus, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE((s3->accel.cy * s3->width) + s3->accel.cx - s3->accel.minus, dest_dat);
}
}
if (s3->accel.b2e8_pix && s3_cpu_src(s3)) {
if (s3->accel.temp_cnt > 0) {
s3->accel.temp_cnt--;
mix_dat <<= 1;
mix_dat |= 1;
}
} else {
mix_dat <<= 1;
mix_dat |= 1;
}
if (s3->color_16bit)
cpu_dat >>= 16;
else
cpu_dat >>= 8;
if (!s3->accel.sy)
break;
if (s3->accel.cmd & 0x40) {
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
if (s3->accel.err_term >= 0) {
s3->accel.err_term += s3->accel.destx_distp;
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
} else
s3->accel.err_term += s3->accel.desty_axstp;
} else {
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
if (s3->accel.err_term >= 0) {
s3->accel.err_term += s3->accel.destx_distp;
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
} else
s3->accel.err_term += s3->accel.desty_axstp;
}
s3->accel.sy--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
}
break;
case 2: /*Rectangle fill*/
if (!cpu_input) { /*!cpu_input is trigger to start operation*/
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.pix_trans_x_count = 0;
s3->accel.dest = s3->accel.cy * s3->width;
if (s3->color_16bit && (svga->bpp < 24)) {
if (s3->accel.cur_x & 0x400) {
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0x400;
} else {
s3->accel.color_16bit_check = 1;
s3->accel.minus = 0;
}
if (s3->accel.color_16bit_check) {
if (((s3->accel.multifunc[0xa] & 0xc0) == 0x00) && !(s3->accel.cmd & 2))
s3->accel.color_16bit_check_rectfill = !!s3_cpu_src(s3);
else
s3->accel.color_16bit_check_rectfill = 0;
}
if (s3->accel.color_16bit_check_rectfill) {
if (s3->accel.color_16bit_check) {
s3->accel.pix_trans_ptr = (uint8_t *) calloc(1, (s3->accel.sx + 1) << 1);
s3->accel.pix_trans_ptr_cnt = (s3->accel.sx + 1) << 1;
}
} else
s3->accel.pix_trans_x_count = 0;
} else {
s3->accel.pix_trans_x_count = 0;
s3->accel.color_16bit_check = 0;
s3->accel.color_16bit_check_rectfill = 0;
s3->accel.minus = 0;
}
if (s3_cpu_src(s3)) {
s3->data_available = 0;
return; /*Wait for data from CPU*/
} else if (s3_cpu_dest(s3)) {
s3->data_available = 1;
return;
}
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && count == 16) { /*Stupid undocumented 0xB2E8 on 911/924*/
count = s3->accel.maj_axis_pcnt + 1;
s3->accel.temp_cnt = 16;
}
if (s3->color_16bit && (svga->bpp < 24)) {
if (!s3->accel.b2e8_pix) {
if (!s3->accel.color_16bit_check) {
wrt_mask = (s3->accel.wrt_mask_actual[0] | (s3->accel.wrt_mask_actual[1] << 8));
} else if (s3->accel.color_16bit_check && (s3->accel.cmd == 0x40f3))
return;
}
}
while (count-- && s3->accel.sy >= 0) {
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && !s3->accel.temp_cnt) {
mix_dat >>= 16;
s3->accel.temp_cnt = 16;
}
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
if (s3_cpu_dest(s3) && ((s3->accel.multifunc[0xa] & 0xc0) == 0x00)) {
mix_dat = mix_mask; /* Mix data = forced to foreground register. */
} else if (s3_cpu_dest(s3) && vram_mask) {
/* Mix data = current video memory value. */
READ(s3->accel.dest + s3->accel.cx - s3->accel.minus, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
if (s3_cpu_dest(s3)) {
READ(s3->accel.dest + s3->accel.cx - s3->accel.minus, src_dat);
if (vram_mask)
src_dat = ((src_dat & rd_mask) == rd_mask);
} else {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
if (s3->color_16bit && (svga->bpp < 24) && !s3->accel.b2e8_pix && (s3->accel.cmd != 0x41b3)) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.bkgd_color_actual[0] | (s3->accel.bkgd_color_actual[1] << 8);
}
break;
case 1:
src_dat = frgd_color;
if (s3->color_16bit && (svga->bpp < 24) && !s3->accel.b2e8_pix && (s3->accel.cmd != 0x41b3)) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.frgd_color_actual[0] | (s3->accel.frgd_color_actual[1] << 8);
}
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
}
READ(s3->accel.dest + s3->accel.cx - s3->accel.minus, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.cx - s3->accel.minus, dest_dat);
}
}
if (s3->accel.b2e8_pix && s3_cpu_src(s3)) {
if (s3->accel.temp_cnt > 0) {
s3->accel.temp_cnt--;
mix_dat <<= 1;
mix_dat |= 1;
}
} else {
mix_dat <<= 1;
mix_dat |= 1;
}
if (s3->color_16bit)
cpu_dat >>= 16;
else
cpu_dat >>= 8;
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
s3->accel.cx &= 0xfff;
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20)
s3->accel.cx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
else
s3->accel.cx += (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
s3->accel.cy &= 0xfff;
s3->accel.dest = s3->accel.cy * s3->width;
s3->accel.sy--;
if (cpu_input) {
if (s3->accel.b2e8_pix) {
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
}
return;
}
if (s3->accel.sy < 0) {
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
return;
}
}
}
break;
case 6: /*BitBlt*/
if (!cpu_input) { /*!cpu_input is trigger to start operation*/
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.dx = s3->accel.destx_distp & 0xfff;
s3->accel.dy = s3->accel.desty_axstp & 0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.src = s3->accel.cy * s3->width;
s3->accel.dest = s3->accel.dy * s3->width;
if (s3->color_16bit && (svga->bpp < 24)) {
if (s3->accel.destx_distp & 0x400) {
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0x400;
} else {
s3->accel.color_16bit_check = 1;
s3->accel.minus = 0;
}
s3->accel.srcminus = 0x400;
} else {
s3->accel.color_16bit_check = 0;
s3->accel.minus = 0;
s3->accel.srcminus = 0;
}
}
if ((s3->accel.cmd & 0x100) && !cpu_input) {
return; /*Wait for data from CPU*/
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->color_16bit && (svga->bpp < 24)) {
if (!s3->accel.color_16bit_check)
wrt_mask = (s3->accel.wrt_mask_actual[0] | (s3->accel.wrt_mask_actual[1] << 8));
else
return;
}
if (!cpu_input && (frgd_mix == 3) && !vram_mask && ((s3->accel.cmd & 0xa0) == 0xa0) && ((s3->accel.frgd_mix & 0xf) == 7) && ((s3->accel.bkgd_mix & 0xf) == 7)) {
while (1) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && (s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b) {
READ(s3->accel.src + s3->accel.cx - s3->accel.srcminus, src_dat);
READ(s3->accel.dest + s3->accel.dx - s3->accel.minus, dest_dat);
dest_dat = (src_dat & wrt_mask) | (dest_dat & ~wrt_mask);
WRITE(s3->accel.dest + s3->accel.dx - s3->accel.minus, dest_dat);
}
s3->accel.cx++;
s3->accel.dx++;
s3->accel.sx--;
s3->accel.dx &= 0xfff;
if (s3->accel.sx < 0) {
s3->accel.cx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.dx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.cy++;
s3->accel.dy++;
s3->accel.dy &= 0xfff;
s3->accel.src = s3->accel.cy * s3->width;
s3->accel.dest = s3->accel.dy * s3->width;
s3->accel.sy--;
if (s3->accel.sy < 0) { /*It's evident that this is a clear undocumented difference compared to later chips, per what NT 3.5+ does to DX/DY.*/
s3->accel.destx_distp = s3->accel.dx;
s3->accel.desty_axstp = s3->accel.dy;
return;
}
}
}
} else {
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && ((s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b)) {
if (vram_mask && (s3->accel.cmd & 0x10)) {
READ(s3->accel.src + s3->accel.cx - s3->accel.srcminus, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
if (s3->color_16bit && (svga->bpp < 24)) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.bkgd_color_actual[0] | (s3->accel.bkgd_color_actual[1] << 8);
}
break;
case 1:
src_dat = frgd_color;
if (s3->color_16bit && (svga->bpp < 24)) {
if (!s3->accel.color_16bit_check)
src_dat = s3->accel.frgd_color_actual[0] | (s3->accel.frgd_color_actual[1] << 8);
}
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
READ(s3->accel.src + s3->accel.cx - s3->accel.srcminus, src_dat);
if (vram_mask && (s3->accel.cmd & 0x10))
src_dat = ((src_dat & rd_mask) == rd_mask);
break;
default:
break;
}
READ(s3->accel.dest + s3->accel.dx - s3->accel.minus, dest_dat);
MIX
if ((!(s3->accel.cmd & 0x10) && vram_mask) || (s3->accel.cmd & 0x10)) {
WRITE(s3->accel.dest + s3->accel.dx - s3->accel.minus, dest_dat);
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->color_16bit)
cpu_dat >>= 16;
else
cpu_dat >>= 8;
if (s3->accel.cmd & 0x20) {
s3->accel.cx++;
s3->accel.dx++;
} else {
s3->accel.cx--;
s3->accel.dx--;
}
s3->accel.dx &= 0xfff;
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20) {
s3->accel.cx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
} else {
s3->accel.cx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
}
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80) {
s3->accel.cy++;
s3->accel.dy++;
} else {
s3->accel.cy--;
s3->accel.dy--;
}
s3->accel.dy &= 0xfff;
s3->accel.src = s3->accel.cy * s3->width;
s3->accel.dest = s3->accel.dy * s3->width;
s3->accel.sy--;
if (cpu_input)
return;
if (s3->accel.sy < 0) { /*It's evident that this is a clear undocumented difference compared to later chips, per what NT 3.5+ does to DX/DY.*/
s3->accel.destx_distp = s3->accel.dx;
s3->accel.desty_axstp = s3->accel.dy;
return;
}
}
}
}
break;
default:
break;
}
}
void
s3_short_stroke_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, s3_t *s3, uint8_t ssv)
{
if (!cpu_input) {
s3->accel.ssv_len = ssv & 0x0f;
s3->accel.ssv_dir = ssv & 0xe0;
s3->accel.ssv_draw = ssv & 0x10;
if (s3_cpu_src(s3)) {
return; /*Wait for data from CPU*/
}
}
s3->accel_start(count, cpu_input, mix_dat, cpu_dat, s3);
}
void
s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, void *priv)
{
s3_t *s3 = (s3_t *)priv;
svga_t *svga = &s3->svga;
uint32_t src_dat = 0;
uint32_t dest_dat;
uint32_t old_dest_dat;
uint32_t out;
uint32_t pat_dat = 0;
int frgd_mix;
int bkgd_mix;
int clip_t = s3->accel.multifunc[1] & 0xfff;
int clip_l = s3->accel.multifunc[2] & 0xfff;
int clip_b = s3->accel.multifunc[3] & 0xfff;
int clip_r = s3->accel.multifunc[4] & 0xfff;
int vram_mask = (s3->accel.multifunc[0xa] & 0xc0) == 0xc0;
uint32_t mix_mask = 0;
uint16_t *vram_w = (uint16_t *) svga->vram;
uint32_t *vram_l = (uint32_t *) svga->vram;
uint32_t compare = s3->accel.color_cmp;
uint8_t rop = s3->accel.ropmix & 0xff;
int compare_mode = (s3->accel.multifunc[0xe] >> 7) & 3;
uint32_t rd_mask = s3->accel.rd_mask;
uint32_t wrt_mask = s3->accel.wrt_mask;
uint32_t frgd_color = s3->accel.frgd_color;
uint32_t bkgd_color = s3->accel.bkgd_color;
int cmd = s3->accel.cmd >> 13;
uint32_t srcbase;
uint32_t dstbase;
s3->accel.srcminus = 0;
s3->accel.minus = 0;
if ((s3->chip >= S3_TRIO64 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868) && (s3->accel.cmd & (1 << 11)))
cmd |= 8;
// SRC-BASE/DST-BASE
if ((s3->accel.multifunc[0xd] >> 4) & 7)
srcbase = 0x100000 * ((s3->accel.multifunc[0xd] >> 4) & 3);
else
srcbase = 0x100000 * ((s3->accel.multifunc[0xe] >> 2) & 3);
if ((s3->accel.multifunc[0xd] >> 0) & 7)
dstbase = 0x100000 * ((s3->accel.multifunc[0xd] >> 0) & 3);
else
dstbase = 0x100000 * ((s3->accel.multifunc[0xe] >> 0) & 3);
if ((s3->bpp == 1) || s3->color_16bit) {
srcbase >>= 1;
dstbase >>= 1;
} else if (s3->bpp == 3) {
srcbase >>= 2;
dstbase >>= 2;
}
if ((s3->accel.cmd & 0x100) && (s3_cpu_src(s3) || (s3_cpu_dest(s3))) && (!cpu_input || (s3_enable_fifo(s3) == 0)))
s3->force_busy = 1;
if (!cpu_input)
s3->accel.dat_count = 0;
if (cpu_input && (((s3->accel.multifunc[0xa] & 0xc0) != 0x80) || (!(s3->accel.cmd & 2)))) {
if ((s3->bpp == 3) && (count == 2)) {
if (s3->accel.dat_count) {
cpu_dat = ((cpu_dat & 0xffff) << 16) | s3->accel.dat_buf;
count = 4;
s3->accel.dat_count = 0;
} else {
s3->accel.dat_buf = cpu_dat & 0xffff;
s3->accel.dat_count = 1;
}
}
if ((s3->bpp == 1) || s3->color_16bit)
count >>= 1;
else if (s3->bpp == 3)
count >>= 2;
}
if ((s3->bpp == 0) && !s3->color_16bit)
rd_mask &= 0xff;
else if ((s3->bpp == 1) || s3->color_16bit)
rd_mask &= 0xffff;
if (s3->bpp == 0)
compare &= 0xff;
else if (s3->bpp == 1)
compare &= 0xffff;
switch (s3->accel.cmd & 0x600) {
case 0x000:
mix_mask = 0x80;
break;
case 0x200:
mix_mask = 0x8000;
break;
case 0x400:
mix_mask = 0x80000000;
break;
case 0x600:
mix_mask = (s3->chip == S3_TRIO32 || s3->chip >= S3_TRIO64V || s3->chip == S3_VISION968 || s3->chip == S3_VISION868) ? 0x80 : 0x80000000;
break;
default:
break;
}
/*Bit 4 of the Command register is the draw yes bit, which enables writing to memory/reading from memory when enabled.
When this bit is disabled, no writing to memory/reading from memory is allowed. (This bit is almost meaningless on
the NOP command)*/
switch (cmd) {
case 0: /*NOP (Short Stroke Vectors)*/
if (s3->accel.ssv_state == 0)
break;
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.cmd & 8) /*Radial*/
{
while (count-- && s3->accel.ssv_len >= 0) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
if (s3->accel.ssv_draw) {
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->bpp == 0 && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (!s3->accel.ssv_len)
break;
switch (s3->accel.ssv_dir & 0xe0) {
case 0x00:
s3->accel.cx++;
break;
case 0x20:
s3->accel.cx++;
s3->accel.cy--;
break;
case 0x40:
s3->accel.cy--;
break;
case 0x60:
s3->accel.cx--;
s3->accel.cy--;
break;
case 0x80:
s3->accel.cx--;
break;
case 0xa0:
s3->accel.cx--;
s3->accel.cy++;
break;
case 0xc0:
s3->accel.cy++;
break;
case 0xe0:
s3->accel.cx++;
s3->accel.cy++;
break;
default:
break;
}
s3->accel.ssv_len--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
}
break;
case 1: /*Draw line*/
if (!cpu_input) {
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.sy = s3->accel.maj_axis_pcnt;
if (s3_cpu_src(s3))
return; /*Wait for data from CPU*/
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.cmd & 8) { /*Radial*/
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
mix_dat <<= 1;
mix_dat |= 1;
if ((s3->bpp == 0) && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (!s3->accel.sy)
break;
switch (s3->accel.cmd & 0xe0) {
case 0x00:
s3->accel.cx++;
break;
case 0x20:
s3->accel.cx++;
s3->accel.cy--;
break;
case 0x40:
s3->accel.cy--;
break;
case 0x60:
s3->accel.cx--;
s3->accel.cy--;
break;
case 0x80:
s3->accel.cx--;
break;
case 0xa0:
s3->accel.cx--;
s3->accel.cy++;
break;
case 0xc0:
s3->accel.cy++;
break;
case 0xe0:
s3->accel.cx++;
s3->accel.cy++;
break;
default:
break;
}
s3->accel.sy--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
} else { /*Bresenham*/
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && (count == 16)) { /*Stupid undocumented 0xB2E8 on 911/924*/
count = s3->accel.maj_axis_pcnt + 1;
s3->accel.temp_cnt = 16;
}
while (count-- && s3->accel.sy >= 0) {
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && !s3->accel.temp_cnt) {
mix_dat >>= 16;
s3->accel.temp_cnt = 16;
}
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
if (s3->accel.b2e8_pix && s3_cpu_src(s3)) {
if (s3->accel.temp_cnt > 0) {
s3->accel.temp_cnt--;
mix_dat <<= 1;
mix_dat |= 1;
}
} else {
mix_dat <<= 1;
mix_dat |= 1;
}
if (s3->bpp == 0 && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (!s3->accel.sy)
break;
if (s3->accel.cmd & 0x40) {
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
if (s3->accel.err_term >= 0) {
s3->accel.err_term += s3->accel.destx_distp;
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
} else
s3->accel.err_term += s3->accel.desty_axstp;
} else {
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
if (s3->accel.err_term >= 0) {
s3->accel.err_term += s3->accel.destx_distp;
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
} else
s3->accel.err_term += s3->accel.desty_axstp;
}
s3->accel.sy--;
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
}
break;
case 2: /*Rectangle fill*/
if (!cpu_input) /*!cpu_input is trigger to start operation*/
{
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.dest = dstbase + s3->accel.cy * s3->width;
if (s3_cpu_src(s3)) {
s3->data_available = 0;
return; /*Wait for data from CPU*/
} else if (s3_cpu_dest(s3)) {
s3->data_available = 1;
return;
}
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && count == 16) { /*Stupid undocumented 0xB2E8 on 911/924*/
count = s3->accel.maj_axis_pcnt + 1;
s3->accel.temp_cnt = 16;
}
while (count-- && s3->accel.sy >= 0) {
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && s3->accel.temp_cnt == 0) {
mix_dat >>= 16;
s3->accel.temp_cnt = 16;
}
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
if (s3_cpu_dest(s3) && ((s3->accel.multifunc[0xa] & 0xc0) == 0x00)) {
mix_dat = mix_mask; /* Mix data = forced to foreground register. */
} else if (s3_cpu_dest(s3) && vram_mask) {
/* Mix data = current video memory value. */
READ(s3->accel.dest + s3->accel.cx, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
if (s3_cpu_dest(s3)) {
READ(s3->accel.dest + s3->accel.cx, src_dat);
if (vram_mask)
src_dat = ((src_dat & rd_mask) == rd_mask);
} else {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0;
break;
default:
break;
}
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.cx, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.cx, dest_dat);
}
}
}
if (s3->accel.b2e8_pix && s3_cpu_src(s3)) {
if (s3->accel.temp_cnt > 0) {
s3->accel.temp_cnt--;
mix_dat <<= 1;
mix_dat |= 1;
}
} else {
mix_dat <<= 1;
mix_dat |= 1;
}
if (s3->bpp == 0 && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (s3->accel.cmd & 0x20)
s3->accel.cx++;
else
s3->accel.cx--;
s3->accel.cx &= 0xfff;
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20)
s3->accel.cx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
else
s3->accel.cx += (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80)
s3->accel.cy++;
else
s3->accel.cy--;
s3->accel.cy &= 0xfff;
s3->accel.dest = dstbase + s3->accel.cy * s3->width;
s3->accel.sy--;
if (cpu_input) {
if (s3->accel.b2e8_pix) {
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
}
return;
}
if (s3->accel.sy < 0) {
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
return;
}
}
}
break;
case 3: /*Polygon Fill Solid (Vision868/968 and Trio64 only)*/
{
int end_y1;
int end_y2;
if (s3->chip != S3_TRIO64 && s3->chip != S3_VISION968 && s3->chip != S3_VISION868)
break;
polygon_setup(s3);
if ((s3->accel.cmd & 0x100) && !cpu_input)
return; /*Wait for data from CPU*/
end_y1 = s3->accel.desty_axstp;
end_y2 = s3->accel.desty_axstp2;
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
while ((s3->accel.poly_cy < end_y1) && (s3->accel.poly_cy2 < end_y2)) {
int y = s3->accel.poly_cy;
int x_count = ABS((s3->accel.poly_cx2 >> 20) - s3->accel.poly_x) + 1;
s3->accel.dest = dstbase + y * s3->width;
while (x_count-- && count--) {
if ((s3->accel.poly_x & 0xfff) >= clip_l && (s3->accel.poly_x & 0xfff) <= clip_r && (s3->accel.poly_cy & 0xfff) >= clip_t && (s3->accel.poly_cy & 0xfff) <= clip_b) {
switch (frgd_mix) {
case 0:
src_dat = s3->accel.bkgd_color;
break;
case 1:
src_dat = s3->accel.frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
src_dat = 0; /*Not supported?*/
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.poly_x, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.poly_x, dest_dat);
}
}
}
if (s3->bpp == 0)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (s3->accel.poly_x < (s3->accel.poly_cx2 >> 20))
s3->accel.poly_x++;
else
s3->accel.poly_x--;
}
s3->accel.poly_cx += s3->accel.poly_dx1;
s3->accel.poly_cx2 += s3->accel.poly_dx2;
s3->accel.poly_x = s3->accel.poly_cx >> 20;
s3->accel.poly_cy++;
s3->accel.poly_cy2++;
if (!count)
break;
}
s3->accel.cur_x = s3->accel.poly_cx & 0xfff;
s3->accel.cur_y = s3->accel.poly_cy & 0xfff;
s3->accel.cur_x2 = s3->accel.poly_cx2 & 0xfff;
s3->accel.cur_y2 = s3->accel.poly_cy & 0xfff;
}
break;
case 6: /*BitBlt*/
if (!cpu_input) { /*!cpu_input is trigger to start operation*/
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.dx = s3->accel.destx_distp & 0xfff;
s3->accel.dy = s3->accel.desty_axstp & 0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.src = srcbase + s3->accel.cy * s3->width;
s3->accel.dest = dstbase + s3->accel.dy * s3->width;
}
if ((s3->accel.cmd & 0x100) && !cpu_input) {
return; /*Wait for data from CPU*/
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
if (!cpu_input && frgd_mix == 3 && !vram_mask && !compare_mode && (s3->accel.cmd & 0xa0) == 0xa0 && (s3->accel.frgd_mix & 0xf) == 7 && (s3->accel.bkgd_mix & 0xf) == 7) {
while (1) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && (s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b) {
READ(s3->accel.src + s3->accel.cx, src_dat);
READ(s3->accel.dest + s3->accel.dx, dest_dat);
dest_dat = (src_dat & wrt_mask) | (dest_dat & ~wrt_mask);
WRITE(s3->accel.dest + s3->accel.dx, dest_dat);
}
s3->accel.cx++;
s3->accel.dx++;
s3->accel.sx--;
s3->accel.dx &= 0xfff;
if (s3->accel.sx < 0) {
s3->accel.cx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.dx -= (s3->accel.maj_axis_pcnt & 0xfff) + 1;
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.cy++;
s3->accel.dy++;
s3->accel.dy &= 0xfff;
s3->accel.src = srcbase + s3->accel.cy * s3->width;
s3->accel.dest = dstbase + s3->accel.dy * s3->width;
s3->accel.sy--;
if (s3->accel.sy < 0) {
s3->accel.destx_distp = s3->accel.dx;
s3->accel.desty_axstp = s3->accel.dy;
return;
}
}
}
} else {
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && ((s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b)) {
if (vram_mask && (s3->accel.cmd & 0x10)) {
READ(s3->accel.src + s3->accel.cx, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = bkgd_color;
break;
case 1:
src_dat = frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
READ(s3->accel.src + s3->accel.cx, src_dat);
if (vram_mask && (s3->accel.cmd & 0x10))
src_dat = ((src_dat & rd_mask) == rd_mask);
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.dx, dest_dat);
MIX
if ((!(s3->accel.cmd & 0x10) && vram_mask) || (s3->accel.cmd & 0x10)) {
WRITE(s3->accel.dest + s3->accel.dx, dest_dat);
}
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->bpp == 0 && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (s3->accel.cmd & 0x20) {
s3->accel.cx++;
s3->accel.dx++;
} else {
s3->accel.cx--;
s3->accel.dx--;
}
s3->accel.dx &= 0xfff;
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20) {
s3->accel.cx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
} else {
s3->accel.cx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
}
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80) {
s3->accel.cy++;
s3->accel.dy++;
} else {
s3->accel.cy--;
s3->accel.dy--;
}
s3->accel.dy &= 0xfff;
s3->accel.src = srcbase + s3->accel.cy * s3->width;
s3->accel.dest = dstbase + s3->accel.dy * s3->width;
s3->accel.sy--;
if (cpu_input)
return;
if (s3->accel.sy < 0) {
s3->accel.destx_distp = s3->accel.dx;
s3->accel.desty_axstp = s3->accel.dy;
return;
}
}
}
}
break;
case 7: /*Pattern fill - BitBlt but with source limited to 8x8*/
if (!cpu_input) /*!cpu_input is trigger to start operation*/
{
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.dx = s3->accel.destx_distp & 0xfff;
s3->accel.dy = s3->accel.desty_axstp & 0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
/*Align source with destination*/
s3->accel.pattern = (s3->accel.cy * s3->width) + s3->accel.cx;
s3->accel.dest = dstbase + s3->accel.dy * s3->width;
s3->accel.cx = s3->accel.dx & 7;
s3->accel.cy = s3->accel.dy & 7;
s3->accel.src = srcbase + s3->accel.pattern + (s3->accel.cy * s3->width);
}
if ((s3->accel.cmd & 0x100) && !cpu_input) {
return; /*Wait for data from CPU*/
}
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && (s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b) {
if (vram_mask) {
READ(s3->accel.src + s3->accel.cx, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = s3->accel.bkgd_color;
break;
case 1:
src_dat = s3->accel.frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
READ(s3->accel.src + s3->accel.cx, src_dat);
if (vram_mask)
src_dat = ((src_dat & rd_mask) == rd_mask);
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.dx, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.dx, dest_dat);
}
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->bpp == 0 && !s3->color_16bit)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (s3->accel.cmd & 0x20) {
s3->accel.cx = ((s3->accel.cx + 1) & 7) | (s3->accel.cx & ~7);
s3->accel.dx++;
} else {
s3->accel.cx = ((s3->accel.cx - 1) & 7) | (s3->accel.cx & ~7);
s3->accel.dx--;
}
s3->accel.dx &= 0xfff;
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20) {
s3->accel.cx = ((s3->accel.cx - (((s3->accel.maj_axis_pcnt & 0xfff) + 1))) & 7) | (s3->accel.cx & ~7);
s3->accel.dx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
} else {
s3->accel.cx = ((s3->accel.cx + (((s3->accel.maj_axis_pcnt & 0xfff) + 1))) & 7) | (s3->accel.cx & ~7);
s3->accel.dx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
}
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80) {
s3->accel.cy = ((s3->accel.cy + 1) & 7) | (s3->accel.cy & ~7);
s3->accel.dy++;
} else {
s3->accel.cy = ((s3->accel.cy - 1) & 7) | (s3->accel.cy & ~7);
s3->accel.dy--;
}
s3->accel.dy &= 0xfff;
s3->accel.src = srcbase + s3->accel.pattern + (s3->accel.cy * s3->width);
s3->accel.dest = dstbase + s3->accel.dy * s3->width;
s3->accel.sy--;
if (cpu_input) {
return;
}
if (s3->accel.sy < 0) {
s3->accel.destx_distp = s3->accel.dx;
s3->accel.desty_axstp = s3->accel.dy;
return;
}
}
}
break;
case 9: /*Polyline/2-Point Line (Vision868/968 and Trio64 only)*/
{
int error;
if (s3->chip != S3_TRIO64 && s3->chip != S3_VISION968 && s3->chip != S3_VISION868)
break;
if (!cpu_input) {
s3->accel.dx = ABS(s3->accel.destx_distp - s3->accel.cur_x);
if (s3->accel.destx_distp & 0x1000)
s3->accel.dx |= ~0xfff;
s3->accel.dy = ABS(s3->accel.desty_axstp - s3->accel.cur_y);
if (s3->accel.desty_axstp & 0x1000)
s3->accel.dy |= ~0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
}
if ((s3->accel.cmd & 0x100) && !cpu_input)
return; /*Wait for data from CPU*/
if (s3->accel.dx > s3->accel.dy) {
error = s3->accel.dx / 2;
while (s3->accel.cx != s3->accel.destx_distp && count--) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
src_dat = s3->accel.frgd_color;
if (((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) && (s3->accel.cmd & 0x10)) {
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
}
error -= s3->accel.dy;
if (error < 0) {
error += s3->accel.dx;
if (s3->accel.desty_axstp > s3->accel.cur_y)
s3->accel.cy++;
else
s3->accel.cy--;
s3->accel.cy &= 0xfff;
}
if (s3->accel.destx_distp > s3->accel.cur_x)
s3->accel.cx++;
else
s3->accel.cx--;
s3->accel.cx &= 0xfff;
}
} else {
error = s3->accel.dy / 2;
while (s3->accel.cy != s3->accel.desty_axstp && count--) {
if ((s3->accel.cx & 0xfff) >= clip_l && (s3->accel.cx & 0xfff) <= clip_r && (s3->accel.cy & 0xfff) >= clip_t && (s3->accel.cy & 0xfff) <= clip_b) {
src_dat = s3->accel.frgd_color;
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE((s3->accel.cy * s3->width) + s3->accel.cx, dest_dat);
}
}
}
error -= s3->accel.dx;
if (error < 0) {
error += s3->accel.dy;
if (s3->accel.destx_distp > s3->accel.cur_x)
s3->accel.cx++;
else
s3->accel.cx--;
s3->accel.cx &= 0xfff;
}
if (s3->accel.desty_axstp > s3->accel.cur_y)
s3->accel.cy++;
else
s3->accel.cy--;
s3->accel.cy &= 0xfff;
}
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
}
break;
case 11: /*Polygon Fill Pattern (Vision868/968 and Trio64 only)*/
{
int end_y1;
int end_y2;
if (s3->chip != S3_TRIO64 && s3->chip != S3_VISION968 && s3->chip != S3_VISION868)
break;
polygon_setup(s3);
if ((s3->accel.cmd & 0x100) && !cpu_input)
return; /*Wait for data from CPU*/
end_y1 = s3->accel.desty_axstp;
end_y2 = s3->accel.desty_axstp2;
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
while ((s3->accel.poly_cy < end_y1) && (s3->accel.poly_cy2 < end_y2)) {
int y = s3->accel.poly_cy;
int x_count = ABS((s3->accel.poly_cx2 >> 20) - s3->accel.poly_x) + 1;
s3->accel.src = srcbase + s3->accel.pattern + ((y & 7) * s3->width);
s3->accel.dest = dstbase + y * s3->width;
while (x_count-- && count--) {
int pat_x = s3->accel.poly_x & 7;
if ((s3->accel.poly_x & 0xfff) >= clip_l && (s3->accel.poly_x & 0xfff) <= clip_r && (s3->accel.poly_cy & 0xfff) >= clip_t && (s3->accel.poly_cy & 0xfff) <= clip_b) {
if (vram_mask) {
READ(s3->accel.src + pat_x, mix_dat);
mix_dat = ((mix_dat & rd_mask) == rd_mask);
mix_dat = mix_dat ? mix_mask : 0;
}
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = s3->accel.bkgd_color;
break;
case 1:
src_dat = s3->accel.frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
READ(s3->accel.src + pat_x, src_dat);
if (vram_mask)
src_dat = ((src_dat & rd_mask) == rd_mask);
break;
default:
break;
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.poly_x, dest_dat);
MIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.poly_x, dest_dat);
}
}
}
if (s3->bpp == 0)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
mix_dat <<= 1;
mix_dat |= 1;
if (s3->accel.poly_x < (s3->accel.poly_cx2 >> 20))
s3->accel.poly_x++;
else
s3->accel.poly_x--;
}
s3->accel.poly_cx += s3->accel.poly_dx1;
s3->accel.poly_cx2 += s3->accel.poly_dx2;
s3->accel.poly_x = s3->accel.poly_cx >> 20;
s3->accel.poly_cy++;
s3->accel.poly_cy2++;
if (!count)
break;
}
s3->accel.cur_x = s3->accel.poly_cx & 0xfff;
s3->accel.cur_y = s3->accel.poly_cy & 0xfff;
s3->accel.cur_x2 = s3->accel.poly_cx2 & 0xfff;
s3->accel.cur_y2 = s3->accel.poly_cy & 0xfff;
}
break;
case 14: /*ROPBlt (Vision868/968 only)*/
if (s3->chip != S3_VISION968 && s3->chip != S3_VISION868)
break;
if (!cpu_input) /*!cpu_input is trigger to start operation*/
{
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
s3->accel.sy = s3->accel.multifunc[0] & 0xfff;
s3->accel.dx = s3->accel.destx_distp & 0xfff;
if (s3->accel.destx_distp & 0x1000)
s3->accel.dx |= ~0xfff;
s3->accel.dy = s3->accel.desty_axstp & 0xfff;
if (s3->accel.desty_axstp & 0x1000)
s3->accel.dy |= ~0xfff;
s3->accel.cx = s3->accel.cur_x & 0xfff;
s3->accel.cy = s3->accel.cur_y & 0xfff;
s3->accel.px = s3->accel.pat_x & 0xfff;
s3->accel.py = s3->accel.pat_y & 0xfff;
s3->accel.dest = dstbase + (s3->accel.dy * s3->width);
s3->accel.src = srcbase + (s3->accel.cy * s3->width);
s3->accel.pattern = (s3->accel.py * s3->width);
}
if ((s3->accel.cmd & 0x100) && !cpu_input)
return; /*Wait for data from CPU*/
frgd_mix = (s3->accel.frgd_mix >> 5) & 3;
bkgd_mix = (s3->accel.bkgd_mix >> 5) & 3;
while (count-- && s3->accel.sy >= 0) {
if ((s3->accel.dx & 0xfff) >= clip_l && (s3->accel.dx & 0xfff) <= clip_r && (s3->accel.dy & 0xfff) >= clip_t && (s3->accel.dy & 0xfff) <= clip_b) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
src_dat = s3->accel.bkgd_color;
break;
case 1:
src_dat = s3->accel.frgd_color;
break;
case 2:
src_dat = cpu_dat;
break;
case 3:
READ(s3->accel.src + s3->accel.cx, src_dat);
break;
default:
break;
}
if (s3->accel.ropmix & 0x100) {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
pat_dat = s3->accel.pat_bg_color;
break;
case 1:
pat_dat = s3->accel.pat_fg_color;
break;
case 2:
pat_dat = cpu_dat;
break;
case 3:
READ(s3->accel.pattern + s3->accel.px, pat_dat);
break;
default:
break;
}
} else {
switch ((mix_dat & mix_mask) ? frgd_mix : bkgd_mix) {
case 0:
pat_dat = s3->accel.bkgd_color;
break;
case 1:
pat_dat = s3->accel.frgd_color;
break;
case 2:
pat_dat = cpu_dat;
break;
case 3:
READ(s3->accel.pattern + s3->accel.px, pat_dat);
break;
default:
break;
}
}
if ((compare_mode == 2 && src_dat != compare) || (compare_mode == 3 && src_dat == compare) || compare_mode < 2) {
READ(s3->accel.dest + s3->accel.dx, dest_dat);
ROPMIX
if (s3->accel.cmd & 0x10) {
WRITE(s3->accel.dest + s3->accel.dx, out);
}
}
}
mix_dat <<= 1;
mix_dat |= 1;
if (s3->bpp == 0)
cpu_dat >>= 8;
else
cpu_dat >>= 16;
if (s3->accel.cmd & 0x20) {
s3->accel.cx++;
s3->accel.dx++;
s3->accel.px++;
} else {
s3->accel.cx--;
s3->accel.dx--;
s3->accel.px--;
}
s3->accel.sx--;
if (s3->accel.sx < 0) {
if (s3->accel.cmd & 0x20) {
s3->accel.cx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.px -= ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
} else {
s3->accel.cx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.dx += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
s3->accel.px += ((s3->accel.maj_axis_pcnt & 0xfff) + 1);
}
s3->accel.sx = s3->accel.maj_axis_pcnt & 0xfff;
if (s3->accel.cmd & 0x80) {
s3->accel.cy++;
s3->accel.dy++;
s3->accel.py++;
} else {
s3->accel.cy--;
s3->accel.dy--;
s3->accel.py--;
}
s3->accel.src = srcbase + (s3->accel.cy * s3->width);
s3->accel.dest = dstbase + (s3->accel.dy * s3->width);
s3->accel.pattern = (s3->accel.py * s3->width);
s3->accel.sy--;
if (cpu_input /* && (s3->accel.multifunc[0xa] & 0xc0) == 0x80*/)
return;
if (s3->accel.sy < 0) {
return;
}
}
}
break;
default:
break;
}
}
static uint8_t
s3_pci_read(UNUSED(int func), int addr, void *priv)
{
const s3_t *s3 = (s3_t *) priv;
const svga_t *svga = &s3->svga;
switch (addr) {
case 0x00:
return 0x33; /*'S3'*/
case 0x01:
return 0x53;
case 0x02:
return s3->id_ext_pci;
case 0x03:
return (s3->chip == S3_TRIO64V2) ? 0x89 : 0x88;
case PCI_REG_COMMAND:
if (s3->chip == S3_VISION968 || s3->chip == S3_VISION868)
return s3->pci_regs[PCI_REG_COMMAND] | 0x80; /*Respond to IO and memory accesses*/
else
return s3->pci_regs[PCI_REG_COMMAND]; /*Respond to IO and memory accesses*/
break;
case 0x07:
return (s3->chip == S3_TRIO64V2) ? (s3->pci_regs[0x07] & 0x36) : (1 << 1); /*Medium DEVSEL timing*/
case 0x08: switch (s3->chip) { /*Revision ID*/
case S3_TRIO64V:
return 0x40;
case S3_TRIO64V2:
return 0x16; /*Confirmed on an onboard 64V2/DX*/
default:
return 0x00;
}
break;
case 0x09:
return 0; /*Programming interface*/
case 0x0a:
if (s3->chip >= S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868)
return 0x00; /*Supports VGA interface*/
else
return 0x01;
case 0x0b:
if (s3->chip >= S3_TRIO32 || s3->chip == S3_VISION968 || s3->chip == S3_VISION868)
return 0x03;
else
return 0x00;
case 0x0d:
return (s3->chip == S3_TRIO64V2) ? (s3->pci_regs[0x0d] & 0xf8) : 0x00;
case 0x10:
return 0x00; /*Linear frame buffer address*/
case 0x11:
return 0x00;
case 0x12:
if (svga->crtc[0x53] & 0x08)
return 0x00;
else
return (svga->crtc[0x5a] & 0x80);
break;
case 0x13:
if (svga->crtc[0x53] & 0x08) {
return (s3->chip >= S3_TRIO64V) ? (svga->crtc[0x59] & 0xfc) : (svga->crtc[0x59] & 0xfe);
} else {
return svga->crtc[0x59];
}
break;
case 0x30:
return s3->has_bios ? (s3->pci_regs[0x30] & 0x01) : 0x00; /*BIOS ROM address*/
case 0x31:
return 0x00;
case 0x32:
return s3->has_bios ? s3->pci_regs[0x32] : 0x00;
case 0x33:
return s3->has_bios ? s3->pci_regs[0x33] : 0x00;
case 0x3c:
return s3->int_line;
case 0x3d:
return PCI_INTA;
case 0x3e:
return (s3->chip == S3_TRIO64V2) ? 0x04 : 0x00;
case 0x3f:
return (s3->chip == S3_TRIO64V2) ? 0xff : 0x00;
default:
break;
}
return 0;
}
static void
s3_pci_write(UNUSED(int func), int addr, uint8_t val, void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
switch (addr) {
case 0x00:
case 0x01:
case 0x02:
case 0x03:
case 0x08:
case 0x09:
case 0x0a:
case 0x0b:
case 0x3d:
case 0x3e:
case 0x3f:
if (s3->chip == S3_TRIO64V2)
return;
break;
case PCI_REG_COMMAND:
if (val & PCI_COMMAND_IO)
s3_io_set(s3);
else
s3_io_remove(s3);
s3->pci_regs[PCI_REG_COMMAND] = (val & 0x23);
s3_updatemapping(s3);
break;
case 0x07:
if (s3->chip == S3_TRIO64V2) {
s3->pci_regs[0x07] = val & 0x3e;
return;
}
break;
case 0x0d:
if (s3->chip == S3_TRIO64V2) {
s3->pci_regs[0x0d] = val & 0xf8;
return;
}
break;
case 0x12:
if (!(svga->crtc[0x53] & 0x08)) {
svga->crtc[0x5a] = (svga->crtc[0x5a] & 0x7f) | (val & 0x80);
s3_updatemapping(s3);
}
break;
case 0x13:
if (svga->crtc[0x53] & 0x08) {
svga->crtc[0x59] = (s3->chip >= S3_TRIO64V) ? (val & 0xfc) : (val & 0xfe);
} else {
svga->crtc[0x59] = val;
}
s3_updatemapping(s3);
break;
case 0x30:
case 0x32:
case 0x33:
if (!s3->has_bios)
return;
s3->pci_regs[addr] = val;
if (s3->pci_regs[0x30] & 0x01) {
uint32_t biosaddr = (s3->pci_regs[0x32] << 16) | (s3->pci_regs[0x33] << 24);
mem_mapping_set_addr(&s3->bios_rom.mapping, biosaddr, 0x8000);
} else {
mem_mapping_disable(&s3->bios_rom.mapping);
}
return;
case 0x3c:
s3->int_line = val;
return;
default:
break;
}
}
static void
fifo_thread(void *param)
{
s3_t *s3 = (s3_t *) param;
uint64_t start_time;
uint64_t end_time;
while (s3->fifo_thread_run) {
thread_set_event(s3->fifo_not_full_event);
thread_wait_event(s3->wake_fifo_thread, -1);
thread_reset_event(s3->wake_fifo_thread);
s3->blitter_busy = 1;
while (!FIFO_EMPTY) {
start_time = plat_timer_read();
fifo_entry_t *fifo = &s3->fifo[s3->fifo_read_idx & FIFO_MASK];
switch (fifo->addr_type & FIFO_TYPE) {
case FIFO_WRITE_BYTE:
s3_accel_write_fifo(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
case FIFO_WRITE_WORD:
s3_accel_write_fifo_w(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
case FIFO_WRITE_DWORD:
s3_accel_write_fifo_l(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
case FIFO_OUT_BYTE:
s3_accel_out_fifo(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
case FIFO_OUT_WORD:
s3_accel_out_fifo_w(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
case FIFO_OUT_DWORD:
s3_accel_out_fifo_l(s3, fifo->addr_type & FIFO_ADDR, fifo->val);
break;
default:
break;
}
s3->fifo_read_idx++;
fifo->addr_type = FIFO_INVALID;
if (FIFO_ENTRIES > 0xe000)
thread_set_event(s3->fifo_not_full_event);
end_time = plat_timer_read();
s3->blitter_time += (end_time - start_time);
}
s3->blitter_busy = 0;
s3->subsys_stat |= INT_FIFO_EMP;
s3_update_irqs(s3);
}
}
static int vram_sizes[] = {
7, /*512 kB*/
6, /*1 MB*/
4, /*2 MB*/
0,
0, /*4 MB*/
0,
0, /*6 MB*/
0,
3 /*8 MB*/
};
static void
s3_reset(void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_t *svga = &s3->svga;
memset(svga->crtc, 0x00, sizeof(svga->crtc));
svga->crtc[0] = 63;
svga->crtc[6] = 255;
svga->dispontime = 1000ULL << 32;
svga->dispofftime = 1000ULL << 32;
svga->bpp = 8;
if (s3->pci)
svga->crtc[0x36] = 2 | (3 << 2) | (1 << 4);
else if (s3->vlb)
svga->crtc[0x36] = 1 | (3 << 2) | (1 << 4);
else
svga->crtc[0x36] = 3 | (1 << 4);
if (s3->chip >= S3_86C928)
svga->crtc[0x36] |= (vram_sizes[s3->vram] << 5);
else
svga->crtc[0x36] |= ((s3->vram == 1) ? 0x00 : 0x20) | 0x80;
svga->crtc[0x37] = 1 | (7 << 5);
if (s3->chip >= S3_86C928)
svga->crtc[0x37] |= 0x04;
s3_io_set(s3);
memset(s3->pci_regs, 0x00, 256);
s3->pci_regs[PCI_REG_COMMAND] = 7;
s3->pci_regs[0x30] = 0x00;
s3->pci_regs[0x32] = 0x0c;
s3->pci_regs[0x33] = 0x00;
if (s3->chip <= S3_86C924)
s3->accel_start = s3_911_accel_start;
else
s3->accel_start = s3_accel_start;
switch (s3->card_type) {
case S3_MIROCRYSTAL8S_805:
case S3_MIROCRYSTAL10SD_805:
svga->crtc[0x5a] = 0x0a;
svga->getclock = sdac_getclock;
break;
case S3_SPEA_MIRAGE_86C801:
case S3_SPEA_MIRAGE_86C805:
svga->crtc[0x5a] = 0x0a;
break;
case S3_PHOENIX_86C801:
case S3_PHOENIX_86C805:
svga->crtc[0x5a] = 0x0a;
break;
case S3_METHEUS_86C928:
case S3_SPEA_MERCURY_LITE_PCI:
svga->crtc[0x5a] = 0x0a;
break;
case S3_PARADISE_BAHAMAS64:
case S3_PHOENIX_VISION864:
case S3_MIROCRYSTAL20SD_864:
svga->crtc[0x5a] = 0x0a;
break;
case S3_DIAMOND_STEALTH64_964:
case S3_ELSAWIN2KPROX_964:
case S3_MIROCRYSTAL20SV_964:
svga->crtc[0x5a] = 0x0a;
break;
case S3_ELSAWIN2KPROX:
case S3_SPEA_MERCURY_P64V:
case S3_MIROVIDEO40SV_ERGO_968:
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
if (s3->pci) {
svga->crtc[0x53] = 0x18;
svga->crtc[0x58] = 0x10;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
} else {
svga->crtc[0x53] = 0x00;
svga->crtc[0x59] = 0x00;
svga->crtc[0x5a] = 0x0a;
}
break;
case S3_NUMBER9_9FX_531:
case S3_PHOENIX_VISION868:
if (s3->pci) {
svga->crtc[0x53] = 0x18;
svga->crtc[0x58] = 0x10;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
} else {
svga->crtc[0x53] = 0x00;
svga->crtc[0x59] = 0x00;
svga->crtc[0x5a] = 0x0a;
}
break;
case S3_PHOENIX_TRIO64:
case S3_PHOENIX_TRIO64_ONBOARD:
case S3_STB_POWERGRAPH_64_VIDEO:
case S3_CARDEX_TRIO64VPLUS:
case S3_PHOENIX_TRIO64VPLUS:
case S3_PHOENIX_TRIO64VPLUS_ONBOARD:
case S3_DIAMOND_STEALTH64_764:
case S3_SPEA_MIRAGE_P64:
case S3_NUMBER9_9FX:
if (s3->chip == S3_TRIO64V)
svga->crtc[0x53] = 0x08;
break;
case S3_TRIO64V2_DX:
svga->crtc[0x53] = 0x08;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
s3->pci_regs[0x05] = 0;
s3->pci_regs[0x06] = 0;
s3->pci_regs[0x07] = 2;
s3->pci_regs[0x3d] = 1;
s3->pci_regs[0x3e] = 4;
s3->pci_regs[0x3f] = 0xff;
break;
default:
break;
}
if (s3->has_bios) {
if (s3->pci)
mem_mapping_disable(&s3->bios_rom.mapping);
}
s3_updatemapping(s3);
mem_mapping_disable(&s3->mmio_mapping);
mem_mapping_disable(&s3->new_mmio_mapping);
}
static void *
s3_init(const device_t *info)
{
const char *bios_fn;
int chip;
int stepping;
s3_t *s3 = malloc(sizeof(s3_t));
svga_t *svga = &s3->svga;
int vram;
uint32_t vram_size;
switch (info->local) {
case S3_ORCHID_86C911:
bios_fn = ROM_ORCHID_86C911;
chip = S3_86C911;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c911);
break;
case S3_DIAMOND_STEALTH_VRAM:
bios_fn = ROM_DIAMOND_STEALTH_VRAM;
chip = S3_86C911;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c911);
break;
case S3_AMI_86C924:
bios_fn = ROM_AMI_86C924;
chip = S3_86C924;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c911);
break;
case S3_SPEA_MIRAGE_86C801:
bios_fn = ROM_SPEA_MIRAGE_86C801;
chip = S3_86C801;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c801);
break;
case S3_86C805_ONBOARD:
bios_fn = NULL;
chip = S3_86C805;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
break;
case S3_SPEA_MIRAGE_86C805:
bios_fn = ROM_SPEA_MIRAGE_86C805;
chip = S3_86C805;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
break;
case S3_MIROCRYSTAL8S_805:
bios_fn = ROM_MIROCRYSTAL8S_805;
chip = S3_86C805;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
break;
case S3_MIROCRYSTAL10SD_805:
bios_fn = ROM_MIROCRYSTAL10SD_805;
chip = S3_86C805;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
break;
case S3_PHOENIX_86C801:
bios_fn = ROM_PHOENIX_86C80X;
chip = S3_86C801;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c801);
break;
case S3_PHOENIX_86C805:
bios_fn = ROM_PHOENIX_86C80X;
chip = S3_86C805;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
break;
case S3_METHEUS_86C928:
bios_fn = ROM_METHEUS_86C928;
chip = S3_86C928;
if (info->flags & DEVICE_VLB)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c805);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c801);
break;
case S3_SPEA_MERCURY_LITE_PCI:
bios_fn = ROM_SPEA_MERCURY_LITE_PCI;
chip = S3_86C928PCI;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_86c928pci);
break;
case S3_MIROCRYSTAL20SD_864:
bios_fn = ROM_MIROCRYSTAL20SD_864_VLB;
chip = S3_VISION864;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision864_vlb);
break;
case S3_PARADISE_BAHAMAS64:
bios_fn = ROM_PARADISE_BAHAMAS64;
chip = S3_VISION864;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision864_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision864_vlb);
break;
case S3_PHOENIX_VISION864:
bios_fn = ROM_PHOENIX_VISION864;
chip = S3_VISION864;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision864_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision864_vlb);
break;
case S3_NUMBER9_9FX_531:
bios_fn = ROM_NUMBER9_9FX_531;
chip = S3_VISION868;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision868_pci);
break;
case S3_PHOENIX_VISION868:
bios_fn = ROM_PHOENIX_VISION868;
chip = S3_VISION868;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision868_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision868_vlb);
break;
case S3_DIAMOND_STEALTH64_964:
bios_fn = ROM_DIAMOND_STEALTH64_964;
chip = S3_VISION964;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision964_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision964_vlb);
break;
case S3_MIROCRYSTAL20SV_964:
chip = S3_VISION964;
if (info->flags & DEVICE_PCI) {
bios_fn = ROM_MIROCRYSTAL20SV_964_PCI;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision964_pci);
} else {
bios_fn = ROM_MIROCRYSTAL20SV_964_VLB;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision964_vlb);
}
break;
case S3_MIROVIDEO40SV_ERGO_968:
bios_fn = ROM_MIROVIDEO40SV_ERGO_968_PCI;
chip = S3_VISION968;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_pci);
break;
case S3_NUMBER9_9FX_771:
bios_fn = ROM_NUMBER9_9FX_771;
chip = S3_VISION968;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_pci);
break;
case S3_PHOENIX_VISION968:
bios_fn = ROM_PHOENIX_VISION968;
chip = S3_VISION968;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_vlb);
break;
case S3_ELSAWIN2KPROX_964:
bios_fn = ROM_ELSAWIN2KPROX_964;
chip = S3_VISION964;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision964_pci);
break;
case S3_ELSAWIN2KPROX:
bios_fn = ROM_ELSAWIN2KPROX;
chip = S3_VISION968;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_pci);
break;
case S3_SPEA_MERCURY_P64V:
bios_fn = ROM_SPEA_MERCURY_P64V;
chip = S3_VISION968;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_vision968_pci);
break;
case S3_PHOENIX_TRIO32:
bios_fn = ROM_PHOENIX_TRIO32;
chip = S3_TRIO32;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_vlb);
break;
case S3_PHOENIX_TRIO32_ONBOARD:
bios_fn = NULL;
chip = S3_TRIO32;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_vlb);
break;
case S3_DIAMOND_STEALTH_SE:
bios_fn = ROM_DIAMOND_STEALTH_SE;
chip = S3_TRIO32;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio32_vlb);
break;
case S3_PHOENIX_TRIO64:
bios_fn = ROM_PHOENIX_TRIO64;
chip = S3_TRIO64;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_SPEA_MIRAGE_P64:
bios_fn = ROM_SPEA_MIRAGE_P64;
chip = S3_TRIO64;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_PHOENIX_TRIO64_ONBOARD:
bios_fn = NULL;
chip = S3_TRIO64;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_STB_POWERGRAPH_64_VIDEO:
bios_fn = ROM_STB_POWERGRAPH_64_VIDEO;
chip = S3_TRIO64V;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_PHOENIX_TRIO64VPLUS:
bios_fn = ROM_PHOENIX_TRIO64VPLUS;
chip = S3_TRIO64V;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_PHOENIX_TRIO64VPLUS_ONBOARD:
bios_fn = NULL;
chip = S3_TRIO64V;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_CARDEX_TRIO64VPLUS:
bios_fn = ROM_CARDEX_TRIO64VPLUS;
chip = S3_TRIO64V;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64vp_cardex_pci);
break;
case S3_DIAMOND_STEALTH64_764:
bios_fn = ROM_DIAMOND_STEALTH64_764;
chip = S3_TRIO64;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_stealth64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_stealth64_vlb);
break;
case S3_NUMBER9_9FX:
bios_fn = ROM_NUMBER9_9FX;
chip = S3_TRIO64;
if (info->flags & DEVICE_PCI)
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
else
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_vlb);
break;
case S3_TRIO64V2_DX:
bios_fn = ROM_TRIO64V2_DX_VBE20;
chip = S3_TRIO64V2;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
break;
case S3_TRIO64V2_DX_ONBOARD:
bios_fn = NULL;
chip = S3_TRIO64V2;
video_inform(VIDEO_FLAG_TYPE_SPECIAL, &timing_s3_trio64_pci);
break;
default:
free(s3);
return NULL;
}
memset(s3, 0, sizeof(s3_t));
vram = device_get_config_int("memory");
if (vram)
vram_size = vram << 20;
else
vram_size = 512 << 10;
s3->vram_mask = vram_size - 1;
s3->vram = vram;
s3->has_bios = (bios_fn != NULL);
if (s3->has_bios) {
rom_init(&s3->bios_rom, bios_fn, 0xc0000, 0x8000, 0x7fff, 0, MEM_MAPPING_EXTERNAL);
if (info->flags & DEVICE_PCI)
mem_mapping_disable(&s3->bios_rom.mapping);
}
s3->pci = !!(info->flags & DEVICE_PCI);
s3->vlb = !!(info->flags & DEVICE_VLB);
mem_mapping_add(&s3->linear_mapping, 0, 0,
svga_read_linear, svga_readw_linear, svga_readl_linear,
svga_write_linear, svga_writew_linear, svga_writel_linear,
NULL, MEM_MAPPING_EXTERNAL, &s3->svga);
/*It's hardcoded to 0xa0000 before the Trio64V+ and expects so*/
if (chip >= S3_TRIO64V)
mem_mapping_add(&s3->mmio_mapping, 0, 0,
s3_accel_read, s3_accel_read_w, s3_accel_read_l,
s3_accel_write, s3_accel_write_w, s3_accel_write_l,
NULL, MEM_MAPPING_EXTERNAL, s3);
else
mem_mapping_add(&s3->mmio_mapping, 0xa0000, 0x10000,
s3_accel_read, s3_accel_read_w, s3_accel_read_l,
s3_accel_write, s3_accel_write_w, s3_accel_write_l,
NULL, MEM_MAPPING_EXTERNAL, s3);
mem_mapping_add(&s3->new_mmio_mapping, 0, 0,
s3_accel_read, s3_accel_read_w, s3_accel_read_l,
s3_accel_write, s3_accel_write_w, s3_accel_write_l,
NULL, MEM_MAPPING_EXTERNAL, s3);
mem_mapping_disable(&s3->mmio_mapping);
mem_mapping_disable(&s3->new_mmio_mapping);
if (chip == S3_VISION964 || chip == S3_VISION968)
svga_init(info, &s3->svga, s3, vram_size,
s3_recalctimings,
s3_in, s3_out,
NULL,
NULL);
else {
if (chip >= S3_TRIO64V) {
svga_init(info, svga, s3, vram_size,
s3_trio64v_recalctimings,
s3_in, s3_out,
s3_hwcursor_draw,
s3_trio64v_overlay_draw);
} else {
svga_init(info, svga, s3, vram_size,
s3_recalctimings,
s3_in, s3_out,
s3_hwcursor_draw,
NULL);
}
}
svga->hwcursor.cur_ysize = 64;
switch (chip) {
case S3_VISION964:
switch (info->local) {
case S3_ELSAWIN2KPROX_964:
svga->dac_hwcursor_draw = ibm_rgb528_hwcursor_draw;
break;
default:
svga->dac_hwcursor_draw = bt48x_hwcursor_draw;
break;
}
break;
case S3_VISION968:
switch (info->local) {
case S3_ELSAWIN2KPROX:
case S3_PHOENIX_VISION968:
case S3_NUMBER9_9FX_771:
svga->dac_hwcursor_draw = ibm_rgb528_hwcursor_draw;
break;
case S3_SPEA_MERCURY_P64V:
case S3_MIROVIDEO40SV_ERGO_968:
svga->dac_hwcursor_draw = tvp3026_hwcursor_draw;
break;
default:
break;
}
break;
}
if (chip >= S3_VISION964) {
switch (vram) {
case 0: /* 512 kB */
svga->vram_mask = (1 << 19) - 1;
svga->vram_max = 1 << 19;
break;
case 1: /* 1 MB */
/* VRAM in first MB, mirrored in 2nd MB, 3rd and 4th MBs are open bus.
This works with the #9 9FX BIOS, and matches how my real Trio64 behaves,
but does not work with the Phoenix EDO BIOS. Possibly an FPM/EDO difference? */
svga->vram_mask = (1 << 20) - 1;
svga->vram_max = 1 << 20;
break;
case 2:
default: /*2 MB */
/* VRAM in first 2 MB, 3rd and 4th MBs are open bus. */
svga->vram_mask = (2 << 20) - 1;
svga->vram_max = 2 << 20;
break;
case 4: /*4MB*/
svga->vram_mask = (4 << 20) - 1;
svga->vram_max = 4 << 20;
break;
case 8: /*8MB*/
svga->vram_mask = (8 << 20) - 1;
svga->vram_max = 8 << 20;
break;
}
}
if (s3->pci)
svga->crtc[0x36] = 2 | (3 << 2) | (1 << 4);
else if (s3->vlb)
svga->crtc[0x36] = 1 | (3 << 2) | (1 << 4);
else
svga->crtc[0x36] = 3 | (1 << 4);
if (chip >= S3_86C928)
svga->crtc[0x36] |= (vram_sizes[vram] << 5);
else {
svga->crtc[0x36] |= ((vram == 1) ? 0x00 : 0x20) | 0x98;
svga->crtc[0x41] = (vram == 1) ? 0x10 : 0x00;
}
svga->crtc[0x37] = 1 | (7 << 5);
if (chip >= S3_86C928)
svga->crtc[0x37] |= 0x04;
svga->vblank_start = s3_vblank_start;
s3_io_set(s3);
s3->pci_regs[PCI_REG_COMMAND] = 7;
s3->pci_regs[0x30] = 0x00;
s3->pci_regs[0x32] = 0x0c;
s3->pci_regs[0x33] = 0x00;
s3->chip = chip;
s3->int_line = 0;
s3->card_type = info->local;
svga->force_old_addr = 1;
if (s3->chip <= S3_86C924)
s3->accel_start = s3_911_accel_start;
else
s3->accel_start = s3_accel_start;
switch (s3->card_type) {
case S3_ORCHID_86C911:
case S3_DIAMOND_STEALTH_VRAM:
svga->decode_mask = (1 << 20) - 1;
stepping = 0x81; /*86C911*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
s3->width = 1024;
svga->ramdac = device_add(&sc11483_ramdac_device);
svga->clock_gen = device_add(&av9194_device);
svga->getclock = av9194_getclock;
break;
case S3_AMI_86C924:
svga->decode_mask = (1 << 20) - 1;
stepping = 0x82; /*86C911A/86C924*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
s3->width = 1024;
svga->ramdac = device_add(&att490_ramdac_device);
svga->clock_gen = device_add(&ics2494an_305_device);
svga->getclock = ics2494_getclock;
break;
case S3_MIROCRYSTAL8S_805:
case S3_MIROCRYSTAL10SD_805:
svga->decode_mask = (2 << 20) - 1;
stepping = 0xa0; /*86C801/86C805*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&gendac_ramdac_device);
svga->clock_gen = svga->ramdac;
svga->getclock = sdac_getclock;
break;
case S3_SPEA_MIRAGE_86C801:
case S3_SPEA_MIRAGE_86C805:
svga->decode_mask = (2 << 20) - 1;
stepping = 0xa2; /*86C801/86C805*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&att491_ramdac_device);
svga->clock_gen = device_add(&av9194_device);
svga->getclock = av9194_getclock;
break;
case S3_86C805_ONBOARD:
svga->decode_mask = (2 << 20) - 1;
stepping = 0xa0; /*86C801/86C805*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&att490_ramdac_device);
svga->clock_gen = device_add(&av9194_device);
svga->getclock = av9194_getclock;
break;
case S3_PHOENIX_86C801:
case S3_PHOENIX_86C805:
svga->decode_mask = (2 << 20) - 1;
stepping = 0xa0; /*86C801/86C805*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&att492_ramdac_device);
svga->clock_gen = device_add(&av9194_device);
svga->getclock = av9194_getclock;
break;
case S3_METHEUS_86C928:
svga->decode_mask = (4 << 20) - 1;
stepping = 0x91; /*86C928D*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = 0;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&bt485_ramdac_device);
svga->clock_gen = device_add(&icd2061_device);
svga->getclock = icd2061_getclock;
break;
case S3_SPEA_MERCURY_LITE_PCI:
svga->decode_mask = (4 << 20) - 1;
stepping = 0xb0; /*86C928PCI*/
s3->id = stepping;
s3->id_ext = stepping;
s3->id_ext_pci = stepping;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&sc1502x_ramdac_device);
svga->clock_gen = device_add(&av9194_device);
svga->getclock = av9194_getclock;
break;
case S3_PARADISE_BAHAMAS64:
case S3_PHOENIX_VISION864:
case S3_MIROCRYSTAL20SD_864: /*BIOS 3.xx has a SDAC ramdac.*/
svga->decode_mask = (8 << 20) - 1;
if (info->local == S3_PARADISE_BAHAMAS64)
stepping = 0xc0; /*Vision864*/
else
stepping = 0xc1; /*Vision864P*/
s3->id = stepping;
s3->id_ext = s3->id_ext_pci = stepping;
s3->packed_mmio = 0;
svga->crtc[0x5a] = 0x0a;
svga->ramdac = device_add(&sdac_ramdac_device);
svga->clock_gen = svga->ramdac;
svga->getclock = sdac_getclock;
break;
case S3_DIAMOND_STEALTH64_964:
case S3_ELSAWIN2KPROX_964:
case S3_MIROCRYSTAL20SV_964:
svga->decode_mask = (8 << 20) - 1;
stepping = 0xd0; /*Vision964*/
s3->id = stepping;
s3->id_ext = s3->id_ext_pci = stepping;
s3->packed_mmio = 1;
svga->crtc[0x5a] = 0x0a;
switch (info->local) {
case S3_ELSAWIN2KPROX_964:
svga->ramdac = device_add(&ibm_rgb528_ramdac_device);
svga->clock_gen = device_add(&icd2061_device);
svga->getclock = icd2061_getclock;
break;
default:
svga->ramdac = device_add(&bt485_ramdac_device);
svga->clock_gen = device_add(&icd2061_device);
svga->getclock = icd2061_getclock;
break;
}
break;
case S3_ELSAWIN2KPROX:
case S3_SPEA_MERCURY_P64V:
case S3_MIROVIDEO40SV_ERGO_968:
case S3_NUMBER9_9FX_771:
case S3_PHOENIX_VISION968:
svga->decode_mask = (8 << 20) - 1;
s3->id = 0xe1; /*Vision968*/
s3->id_ext = s3->id_ext_pci = 0xf0;
s3->packed_mmio = 1;
if (s3->pci) {
svga->crtc[0x53] = 0x18;
svga->crtc[0x58] = 0x10;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
} else {
svga->crtc[0x53] = 0x00;
svga->crtc[0x59] = 0x00;
svga->crtc[0x5a] = 0x0a;
}
switch (info->local) {
case S3_ELSAWIN2KPROX:
case S3_PHOENIX_VISION968:
case S3_NUMBER9_9FX_771:
svga->ramdac = device_add(&ibm_rgb528_ramdac_device);
svga->clock_gen = device_add(&icd2061_device);
svga->getclock = icd2061_getclock;
break;
default:
svga->ramdac = device_add(&tvp3026_ramdac_device);
svga->clock_gen = svga->ramdac;
svga->getclock = tvp3026_getclock;
svga->conv_16to32 = tvp3026_conv_16to32;
break;
}
break;
case S3_NUMBER9_9FX_531:
case S3_PHOENIX_VISION868:
svga->decode_mask = (8 << 20) - 1;
s3->id = 0xe1; /*Vision868*/
s3->id_ext = 0x90;
s3->id_ext_pci = 0x80;
s3->packed_mmio = 1;
if (s3->pci) {
svga->crtc[0x53] = 0x18;
svga->crtc[0x58] = 0x10;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
} else {
svga->crtc[0x53] = 0x00;
svga->crtc[0x59] = 0x00;
svga->crtc[0x5a] = 0x0a;
}
if (info->local == S3_NUMBER9_9FX_531) {
svga->ramdac = device_add(&att498_ramdac_device);
svga->clock_gen = device_add(&icd2061_device);
svga->getclock = icd2061_getclock;
} else {
svga->ramdac = device_add(&sdac_ramdac_device);
svga->clock_gen = svga->ramdac;
svga->getclock = sdac_getclock;
}
break;
case S3_PHOENIX_TRIO32:
case S3_PHOENIX_TRIO32_ONBOARD:
case S3_DIAMOND_STEALTH_SE:
svga->decode_mask = (4 << 20) - 1;
s3->id = 0xe1; /*Trio32*/
s3->id_ext = 0x10;
s3->id_ext_pci = 0x11;
s3->packed_mmio = 1;
svga->clock_gen = s3;
svga->getclock = s3_trio64_getclock;
break;
case S3_PHOENIX_TRIO64:
case S3_PHOENIX_TRIO64_ONBOARD:
case S3_STB_POWERGRAPH_64_VIDEO:
case S3_PHOENIX_TRIO64VPLUS:
case S3_PHOENIX_TRIO64VPLUS_ONBOARD:
case S3_CARDEX_TRIO64VPLUS:
case S3_DIAMOND_STEALTH64_764:
case S3_SPEA_MIRAGE_P64:
if (device_get_config_int("memory") == 1)
svga->vram_max = 1 << 20; /* Phoenix BIOS does not expect VRAM to be mirrored. */
/* Fall over. */
fallthrough;
case S3_NUMBER9_9FX:
svga->decode_mask = (4 << 20) - 1;
s3->id = 0xe1; /*Trio64*/
s3->id_ext = s3->id_ext_pci = 0x11;
s3->packed_mmio = 1;
if (s3->chip == S3_TRIO64V)
svga->crtc[0x53] = 0x08;
svga->clock_gen = s3;
svga->getclock = s3_trio64_getclock;
break;
case S3_TRIO64V2_DX:
case S3_TRIO64V2_DX_ONBOARD:
svga->decode_mask = (4 << 20) - 1;
s3->id = 0xe1; /*Trio64V2*/
s3->id_ext = s3->id_ext_pci = 0x01;
s3->packed_mmio = 1;
svga->crtc[0x53] = 0x08;
svga->crtc[0x59] = 0x70;
svga->crtc[0x5a] = 0x00;
svga->crtc[0x6c] = 1;
s3->pci_regs[0x05] = 0;
s3->pci_regs[0x06] = 0;
s3->pci_regs[0x07] = 2;
s3->pci_regs[0x3d] = 1;
s3->pci_regs[0x3e] = 4;
s3->pci_regs[0x3f] = 0xff;
svga->clock_gen = s3;
svga->getclock = s3_trio64_getclock;
break;
default:
return NULL;
}
if (s3->pci) {
if (bios_fn == NULL)
pci_add_card(PCI_ADD_VIDEO, s3_pci_read, s3_pci_write, s3, &s3->pci_slot);
else
pci_add_card(PCI_ADD_NORMAL, s3_pci_read, s3_pci_write, s3, &s3->pci_slot);
}
s3->i2c = i2c_gpio_init("ddc_s3");
s3->ddc = ddc_init(i2c_gpio_get_bus(s3->i2c));
s3->wake_fifo_thread = thread_create_event();
s3->fifo_not_full_event = thread_create_event();
s3->fifo_thread_run = 1;
s3->fifo_thread = thread_create(fifo_thread, s3);
return s3;
}
static int
s3_orchid_86c911_available(void)
{
return rom_present(ROM_ORCHID_86C911);
}
static int
s3_diamond_stealth_vram_available(void)
{
return rom_present(ROM_DIAMOND_STEALTH_VRAM);
}
static int
s3_ami_86c924_available(void)
{
return rom_present(ROM_AMI_86C924);
}
static int
s3_spea_mirage_86c801_available(void)
{
return rom_present(ROM_SPEA_MIRAGE_86C801);
}
static int
s3_spea_mirage_86c805_available(void)
{
return rom_present(ROM_SPEA_MIRAGE_86C805);
}
static int
s3_phoenix_86c80x_available(void)
{
return rom_present(ROM_PHOENIX_86C80X);
}
static int
s3_mirocrystal_8s_805_available(void)
{
return rom_present(ROM_MIROCRYSTAL8S_805);
}
static int
s3_mirocrystal_10sd_805_available(void)
{
return rom_present(ROM_MIROCRYSTAL10SD_805);
}
static int
s3_metheus_86c928_available(void)
{
return rom_present(ROM_METHEUS_86C928);
}
static int
s3_spea_mercury_lite_pci_available(void)
{
return rom_present(ROM_SPEA_MERCURY_LITE_PCI);
}
static int
s3_bahamas64_available(void)
{
return rom_present(ROM_PARADISE_BAHAMAS64);
}
static int
s3_phoenix_vision864_available(void)
{
return rom_present(ROM_PHOENIX_VISION864);
}
static int
s3_9fx_531_available(void)
{
return rom_present(ROM_NUMBER9_9FX_531);
}
static int
s3_phoenix_vision868_available(void)
{
return rom_present(ROM_PHOENIX_VISION868);
}
static int
s3_mirocrystal_20sv_964_vlb_available(void)
{
return rom_present(ROM_MIROCRYSTAL20SV_964_VLB);
}
static int
s3_mirocrystal_20sv_964_pci_available(void)
{
return rom_present(ROM_MIROCRYSTAL20SV_964_PCI);
}
static int
s3_diamond_stealth64_964_available(void)
{
return rom_present(ROM_DIAMOND_STEALTH64_964);
}
static int
s3_mirovideo_40sv_ergo_968_pci_available(void)
{
return rom_present(ROM_MIROVIDEO40SV_ERGO_968_PCI);
}
static int
s3_9fx_771_available(void)
{
return rom_present(ROM_NUMBER9_9FX_771);
}
static int
s3_phoenix_vision968_available(void)
{
return rom_present(ROM_PHOENIX_VISION968);
}
static int
s3_mirocrystal_20sd_864_vlb_available(void)
{
return rom_present(ROM_MIROCRYSTAL20SD_864_VLB);
}
static int
s3_spea_mercury_p64v_pci_available(void)
{
return rom_present(ROM_SPEA_MERCURY_P64V);
}
static int
s3_elsa_winner2000_pro_x_964_available(void)
{
return rom_present(ROM_ELSAWIN2KPROX_964);
}
static int
s3_elsa_winner2000_pro_x_available(void)
{
return rom_present(ROM_ELSAWIN2KPROX);
}
static int
s3_phoenix_trio32_available(void)
{
return rom_present(ROM_PHOENIX_TRIO32);
}
static int
s3_diamond_stealth_se_available(void)
{
return rom_present(ROM_DIAMOND_STEALTH_SE);
}
static int
s3_9fx_available(void)
{
return rom_present(ROM_NUMBER9_9FX);
}
static int
s3_spea_mirage_p64_vlb_available(void)
{
return rom_present(ROM_SPEA_MIRAGE_P64);
}
static int
s3_phoenix_trio64_available(void)
{
return rom_present(ROM_PHOENIX_TRIO64);
}
static int
s3_stb_powergraph_64_video_available(void)
{
return rom_present(ROM_STB_POWERGRAPH_64_VIDEO);
}
static int
s3_phoenix_trio64vplus_available(void)
{
return rom_present(ROM_PHOENIX_TRIO64VPLUS);
}
static int
s3_cardex_trio64vplus_available(void)
{
return rom_present(ROM_PHOENIX_TRIO64VPLUS);
}
static int
s3_diamond_stealth64_764_available(void)
{
return rom_present(ROM_DIAMOND_STEALTH64_764);
}
static int
s3_trio64v2_dx_available(void)
{
return rom_present(ROM_TRIO64V2_DX_VBE20);
}
static void
s3_close(void *priv)
{
s3_t *s3 = (s3_t *) priv;
s3->fifo_thread_run = 0;
thread_set_event(s3->wake_fifo_thread);
thread_wait(s3->fifo_thread);
thread_destroy_event(s3->fifo_not_full_event);
thread_destroy_event(s3->wake_fifo_thread);
svga_close(&s3->svga);
ddc_close(s3->ddc);
i2c_gpio_close(s3->i2c);
free(s3);
}
static void
s3_speed_changed(void *priv)
{
s3_t *s3 = (s3_t *) priv;
svga_recalctimings(&s3->svga);
}
static void
s3_force_redraw(void *priv)
{
s3_t *s3 = (s3_t *) priv;
s3->svga.fullchange = s3->svga.monitor->mon_changeframecount;
}
static const device_config_t s3_orchid_86c911_config[] = {
{ .name = "memory",
.description = "Memory size",
.type = CONFIG_SELECTION,
.default_int = 1,
.selection = {
{ .description = "512 KB",
.value = 0 },
{ .description = "1 MB",
.value = 1 },
{ .description = "" } } },
{ .type = CONFIG_END }
};
static const device_config_t s3_9fx_config[] = {
{ .name = "memory",
.description = "Memory size",
.type = CONFIG_SELECTION,
.default_int = 2,
.selection = {
{ .description = "1 MB",
.value = 1 },
{ .description = "2 MB",
.value = 2 },
/*Trio64 also supports 4 MB, however the Number Nine BIOS does not*/
{
.description = "" } } },
{ .type = CONFIG_END }
};
static const device_config_t s3_phoenix_trio32_config[] = {
{ .name = "memory",
.description = "Memory size",
.type = CONFIG_SELECTION,
.default_int = 2,
.selection = {
{ .description = "512 KB",
.value = 0 },
{ .description = "1 MB",
.value = 1 },
{ .description = "2 MB",
.value = 2 },
{ .description = "" } } },
{ .type = CONFIG_END }
};
static const device_config_t s3_standard_config[] = {
{ .name = "memory",
.description = "Memory size",
.type = CONFIG_SELECTION,
.default_int = 4,
.selection = {
{ .description = "1 MB",
.value = 1 },
{ .description = "2 MB",
.value = 2 },
{ .description = "4 MB",
.value = 4 },
{ .description = "" } } },
{ .type = CONFIG_END }
};
static const device_config_t s3_968_config[] = {
{ .name = "memory",
.description = "Memory size",
.type = CONFIG_SELECTION,
.default_int = 4,
.selection = {
{ .description = "1 MB",
.value = 1 },
{ .description = "2 MB",
.value = 2 },
{ .description = "4 MB",
.value = 4 },
{ .description = "8 MB",
.value = 8 },
{ .description = "" } } },
{ .type = CONFIG_END }
};
const device_t s3_orchid_86c911_isa_device = {
.name = "S3 86c911 ISA (Orchid Fahrenheit 1280)",
.internal_name = "orchid_s3_911",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_ORCHID_86C911,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_orchid_86c911_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_orchid_86c911_config
};
const device_t s3_diamond_stealth_vram_isa_device = {
.name = "S3 86c911 ISA (Diamond Stealth VRAM)",
.internal_name = "stealthvram_isa",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_DIAMOND_STEALTH_VRAM,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth_vram_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_orchid_86c911_config
};
const device_t s3_ami_86c924_isa_device = {
.name = "S3 86c924 ISA (AMI)",
.internal_name = "ami_s3_924",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_AMI_86C924,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_ami_86c924_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_orchid_86c911_config
};
const device_t s3_spea_mirage_86c801_isa_device = {
.name = "S3 86c801 ISA (SPEA Mirage ISA)",
.internal_name = "px_s3_v7_801_isa",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_SPEA_MIRAGE_86C801,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_spea_mirage_86c801_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_86c805_onboard_vlb_device = {
.name = "S3 86c805 VLB On-Board",
.internal_name = "px_s3_805_onboard_vlb",
.flags = DEVICE_VLB,
.local = S3_86C805_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_spea_mirage_86c805_vlb_device = {
.name = "S3 86c805 VLB (SPEA Mirage VL)",
.internal_name = "px_s3_v7_805_vlb",
.flags = DEVICE_VLB,
.local = S3_SPEA_MIRAGE_86C805,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_spea_mirage_86c805_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_mirocrystal_8s_805_vlb_device = {
.name = "S3 86c805 VLB (MiroCRYSTAL 8S)",
.internal_name = "mirocrystal8s_vlb",
.flags = DEVICE_VLB,
.local = S3_MIROCRYSTAL8S_805,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirocrystal_8s_805_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_mirocrystal_10sd_805_vlb_device = {
.name = "S3 86c805 VLB (MiroCRYSTAL 10SD)",
.internal_name = "mirocrystal10sd_vlb",
.flags = DEVICE_VLB,
.local = S3_MIROCRYSTAL10SD_805,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirocrystal_10sd_805_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_phoenix_86c801_isa_device = {
.name = "S3 86c801 ISA (Phoenix)",
.internal_name = "px_86c801_isa",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_PHOENIX_86C801,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_86c80x_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_phoenix_86c805_vlb_device = {
.name = "S3 86c805 VLB (Phoenix)",
.internal_name = "px_86c805_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_86C805,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_86c80x_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_metheus_86c928_isa_device = {
.name = "S3 86c928 ISA (Metheus Premier 928)",
.internal_name = "metheus928_isa",
.flags = DEVICE_AT | DEVICE_ISA,
.local = S3_METHEUS_86C928,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_metheus_86c928_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_metheus_86c928_vlb_device = {
.name = "S3 86c928 VLB (Metheus Premier 928)",
.internal_name = "metheus928_vlb",
.flags = DEVICE_VLB,
.local = S3_METHEUS_86C928,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_metheus_86c928_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_spea_mercury_lite_86c928_pci_device = {
.name = "S3 86c928 PCI (SPEA Mercury Lite)",
.internal_name = "spea_mercurylite_pci",
.flags = DEVICE_PCI,
.local = S3_SPEA_MERCURY_LITE_PCI,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_spea_mercury_lite_pci_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_orchid_86c911_config
};
const device_t s3_mirocrystal_20sd_864_vlb_device = {
.name = "S3 Vision864 VLB (MiroCRYSTAL 20SD)",
.internal_name = "mirocrystal20sd_vlb",
.flags = DEVICE_VLB,
.local = S3_MIROCRYSTAL20SD_864,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirocrystal_20sd_864_vlb_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_bahamas64_vlb_device = {
.name = "S3 Vision864 VLB (Paradise Bahamas 64)",
.internal_name = "bahamas64_vlb",
.flags = DEVICE_VLB,
.local = S3_PARADISE_BAHAMAS64,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_bahamas64_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_bahamas64_pci_device = {
.name = "S3 Vision864 PCI (Paradise Bahamas 64)",
.internal_name = "bahamas64_pci",
.flags = DEVICE_PCI,
.local = S3_PARADISE_BAHAMAS64,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_bahamas64_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_mirocrystal_20sv_964_vlb_device = {
.name = "S3 Vision964 VLB (MiroCRYSTAL 20SV)",
.internal_name = "mirocrystal20sv_vlb",
.flags = DEVICE_VLB,
.local = S3_MIROCRYSTAL20SV_964,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirocrystal_20sv_964_vlb_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_mirocrystal_20sv_964_pci_device = {
.name = "S3 Vision964 PCI (MiroCRYSTAL 20SV)",
.internal_name = "mirocrystal20sv_pci",
.flags = DEVICE_PCI,
.local = S3_MIROCRYSTAL20SV_964,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirocrystal_20sv_964_pci_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_diamond_stealth64_964_vlb_device = {
.name = "S3 Vision964 VLB (Diamond Stealth64 VRAM)",
.internal_name = "stealth64v_vlb",
.flags = DEVICE_VLB,
.local = S3_DIAMOND_STEALTH64_964,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth64_964_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_diamond_stealth64_964_pci_device = {
.name = "S3 Vision964 PCI (Diamond Stealth64 VRAM)",
.internal_name = "stealth64v_pci",
.flags = DEVICE_PCI,
.local = S3_DIAMOND_STEALTH64_964,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth64_964_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_9fx_771_pci_device = {
.name = "S3 Vision968 PCI (Number 9 9FX 771)",
.internal_name = "n9_9fx_771_pci",
.flags = DEVICE_PCI,
.local = S3_NUMBER9_9FX_771,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_9fx_771_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_968_config
};
const device_t s3_phoenix_vision968_pci_device = {
.name = "S3 Vision968 PCI (Phoenix)",
.internal_name = "px_vision968_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_VISION968,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision968_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_vision968_vlb_device = {
.name = "S3 Vision968 VLB (Phoenix)",
.internal_name = "px_vision968_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_VISION968,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision968_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_mirovideo_40sv_ergo_968_pci_device = {
.name = "S3 Vision968 PCI (MiroVIDEO 40SV Ergo)",
.internal_name = "mirovideo40sv_pci",
.flags = DEVICE_PCI,
.local = S3_MIROVIDEO40SV_ERGO_968,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_mirovideo_40sv_ergo_968_pci_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_spea_mercury_p64v_pci_device = {
.name = "S3 Vision968 PCI (SPEA Mercury P64V)",
.internal_name = "spea_mercury64p_pci",
.flags = DEVICE_PCI,
.local = S3_SPEA_MERCURY_P64V,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_spea_mercury_p64v_pci_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_9fx_vlb_device = {
.name = "S3 Trio64 VLB (Number 9 9FX 330)",
.internal_name = "n9_9fx_vlb",
.flags = DEVICE_VLB,
.local = S3_NUMBER9_9FX,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_9fx_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_9fx_pci_device = {
.name = "S3 Trio64 PCI (Number 9 9FX 330)",
.internal_name = "n9_9fx_pci",
.flags = DEVICE_PCI,
.local = S3_NUMBER9_9FX,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_9fx_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_phoenix_trio32_onboard_vlb_device = {
.name = "S3 Trio32 VLB On-Board (Phoenix)",
.internal_name = "px_trio32_onboard_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_TRIO32_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_phoenix_trio32_vlb_device = {
.name = "S3 Trio32 VLB (Phoenix)",
.internal_name = "px_trio32_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_TRIO32,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_trio32_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_phoenix_trio32_onboard_pci_device = {
.name = "S3 Trio32 PCI On-Board (Phoenix)",
.internal_name = "px_trio32_onboard_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO32_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_phoenix_trio32_pci_device = {
.name = "S3 Trio32 PCI (Phoenix)",
.internal_name = "px_trio32_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO32,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_trio32_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_diamond_stealth_se_vlb_device = {
.name = "S3 Trio32 VLB (Diamond Stealth SE)",
.internal_name = "stealthse_vlb",
.flags = DEVICE_VLB,
.local = S3_DIAMOND_STEALTH_SE,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth_se_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_diamond_stealth_se_pci_device = {
.name = "S3 Trio32 PCI (Diamond Stealth SE)",
.internal_name = "stealthse_pci",
.flags = DEVICE_PCI,
.local = S3_DIAMOND_STEALTH_SE,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth_se_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_phoenix_trio64_vlb_device = {
.name = "S3 Trio64 VLB (Phoenix)",
.internal_name = "px_trio64_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_TRIO64,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_trio64_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_trio64_onboard_pci_device = {
.name = "S3 Trio64 PCI On-Board (Phoenix)",
.internal_name = "px_trio64_onboard_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO64_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_trio64_pci_device = {
.name = "S3 Trio64 PCI (Phoenix)",
.internal_name = "px_trio64_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO64,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_trio64_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_stb_powergraph_64_video_vlb_device = {
.name = "S3 Trio64V+ (STB PowerGraph 64 Video) VLB",
.internal_name = "stb_trio64vplus_vlb",
.flags = DEVICE_VLB,
.local = S3_STB_POWERGRAPH_64_VIDEO,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_stb_powergraph_64_video_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_phoenix_trio32_config
};
const device_t s3_phoenix_trio64vplus_onboard_pci_device = {
.name = "S3 Trio64V+ PCI On-Board (Phoenix)",
.internal_name = "px_trio64vplus_onboard_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO64VPLUS_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_trio64vplus_pci_device = {
.name = "S3 Trio64V+ PCI (Phoenix)",
.internal_name = "px_trio64vplus_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_TRIO64VPLUS,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_trio64vplus_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_cardex_trio64vplus_pci_device = {
.name = "S3 Trio64V+ PCI (Cardex)",
.internal_name = "cardex_trio64vplus_pci",
.flags = DEVICE_PCI,
.local = S3_CARDEX_TRIO64VPLUS,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_cardex_trio64vplus_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_vision864_vlb_device = {
.name = "S3 Vision864 VLB (Phoenix)",
.internal_name = "px_vision864_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_VISION864,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision864_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_vision864_pci_device = {
.name = "S3 Vision864 PCI (Phoenix)",
.internal_name = "px_vision864_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_VISION864,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision864_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_9fx_531_pci_device = {
.name = "S3 Vision868 PCI (Number 9 9FX 531)",
.internal_name = "n9_9fx_531_pci",
.flags = DEVICE_PCI,
.local = S3_NUMBER9_9FX_531,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_9fx_531_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_phoenix_vision868_vlb_device = {
.name = "S3 Vision868 VLB (Phoenix)",
.internal_name = "px_vision868_vlb",
.flags = DEVICE_VLB,
.local = S3_PHOENIX_VISION868,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision868_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_phoenix_vision868_pci_device = {
.name = "S3 Vision868 PCI (Phoenix)",
.internal_name = "px_vision868_pci",
.flags = DEVICE_PCI,
.local = S3_PHOENIX_VISION868,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_phoenix_vision868_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_diamond_stealth64_vlb_device = {
.name = "S3 Trio64 VLB (Diamond Stealth64 DRAM)",
.internal_name = "stealth64d_vlb",
.flags = DEVICE_VLB,
.local = S3_DIAMOND_STEALTH64_764,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth64_764_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_diamond_stealth64_pci_device = {
.name = "S3 Trio64 PCI (Diamond Stealth64 DRAM)",
.internal_name = "stealth64d_pci",
.flags = DEVICE_PCI,
.local = S3_DIAMOND_STEALTH64_764,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_diamond_stealth64_764_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_spea_mirage_p64_vlb_device = {
.name = "S3 Trio64 VLB (SPEA Mirage P64)",
.internal_name = "spea_miragep64_vlb",
.flags = DEVICE_VLB,
.local = S3_SPEA_MIRAGE_P64,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_spea_mirage_p64_vlb_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_9fx_config
};
const device_t s3_elsa_winner2000_pro_x_964_pci_device = {
.name = "S3 Vision964 PCI (ELSA Winner 2000 Pro/X)",
.internal_name = "elsawin2kprox_964_pci",
.flags = DEVICE_PCI,
.local = S3_ELSAWIN2KPROX_964,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_elsa_winner2000_pro_x_964_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_968_config
};
const device_t s3_elsa_winner2000_pro_x_pci_device = {
.name = "S3 Vision968 PCI (ELSA Winner 2000 Pro/X)",
.internal_name = "elsawin2kprox_pci",
.flags = DEVICE_PCI,
.local = S3_ELSAWIN2KPROX,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_elsa_winner2000_pro_x_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_968_config
};
const device_t s3_trio64v2_dx_pci_device = {
.name = "S3 Trio64V2/DX PCI",
.internal_name = "trio64v2dx_pci",
.flags = DEVICE_PCI,
.local = S3_TRIO64V2_DX,
.init = s3_init,
.close = s3_close,
.reset = s3_reset,
{ .available = s3_trio64v2_dx_available },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};
const device_t s3_trio64v2_dx_onboard_pci_device = {
.name = "S3 Trio64V2/DX On-Board PCI",
.internal_name = "trio64v2dx_onboard_pci",
.flags = DEVICE_PCI,
.local = S3_TRIO64V2_DX_ONBOARD,
.init = s3_init,
.close = s3_close,
.reset = NULL,
{ .available = NULL },
.speed_changed = s3_speed_changed,
.force_redraw = s3_force_redraw,
.config = s3_standard_config
};