1442 lines
50 KiB
C
1442 lines
50 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Voodoo Graphics, 2, Banshee, 3 emulation.
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*
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*
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*
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* Authors: Sarah Walker, <https://pcem-emulator.co.uk/>
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* leilei
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*
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* Copyright 2008-2020 Sarah Walker.
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <wchar.h>
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#include <math.h>
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#define HAVE_STDARG_H
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#include <86box/86box.h>
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#include "cpu.h"
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#include <86box/machine.h>
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#include <86box/device.h>
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#include <86box/mem.h>
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#include <86box/pci.h>
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#include <86box/rom.h>
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#include <86box/timer.h>
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#include <86box/device.h>
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#include <86box/plat.h>
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#include <86box/thread.h>
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#include <86box/video.h>
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#include <86box/vid_svga.h>
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#include <86box/vid_voodoo_common.h>
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#include <86box/vid_voodoo_blitter.h>
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#include <86box/vid_voodoo_display.h>
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#include <86box/vid_voodoo_dither.h>
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#include <86box/vid_voodoo_fb.h>
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#include <86box/vid_voodoo_fifo.h>
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#include <86box/vid_voodoo_reg.h>
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#include <86box/vid_voodoo_regs.h>
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#include <86box/vid_voodoo_render.h>
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#include <86box/vid_voodoo_texture.h>
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rgba8_t rgb332[0x100];
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rgba8_t ai44[0x100];
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rgba8_t rgb565[0x10000];
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rgba8_t argb1555[0x10000];
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rgba8_t argb4444[0x10000];
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rgba8_t ai88[0x10000];
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int tris = 0;
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#ifdef ENABLE_VOODOO_LOG
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int voodoo_do_log = ENABLE_VOODOO_LOG;
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static void
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voodoo_log(const char *fmt, ...)
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{
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va_list ap;
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if (voodoo_do_log) {
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va_start(ap, fmt);
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pclog_ex(fmt, ap);
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va_end(ap);
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}
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}
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#else
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# define voodoo_log(fmt, ...)
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#endif
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void
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voodoo_recalc(voodoo_t *voodoo)
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{
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uint32_t buffer_offset = ((voodoo->fbiInit2 >> 11) & 511) * 4096;
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if (voodoo->type >= VOODOO_BANSHEE)
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return;
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voodoo->params.front_offset = voodoo->disp_buffer * buffer_offset;
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voodoo->back_offset = voodoo->draw_buffer * buffer_offset;
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voodoo->buffer_cutoff = TRIPLE_BUFFER ? (buffer_offset * 4) : (buffer_offset * 3);
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if (TRIPLE_BUFFER)
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voodoo->params.aux_offset = buffer_offset * 3;
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else
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voodoo->params.aux_offset = buffer_offset * 2;
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switch (voodoo->lfbMode & LFB_WRITE_MASK) {
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case LFB_WRITE_FRONT:
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voodoo->fb_write_offset = voodoo->params.front_offset;
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voodoo->fb_write_buffer = voodoo->disp_buffer;
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break;
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case LFB_WRITE_BACK:
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voodoo->fb_write_offset = voodoo->back_offset;
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voodoo->fb_write_buffer = voodoo->draw_buffer;
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break;
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default:
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/*BreakNeck sets invalid LFB write buffer select*/
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voodoo->fb_write_offset = voodoo->params.front_offset;
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break;
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}
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switch (voodoo->lfbMode & LFB_READ_MASK) {
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case LFB_READ_FRONT:
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voodoo->fb_read_offset = voodoo->params.front_offset;
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break;
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case LFB_READ_BACK:
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voodoo->fb_read_offset = voodoo->back_offset;
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break;
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case LFB_READ_AUX:
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voodoo->fb_read_offset = voodoo->params.aux_offset;
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break;
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default:
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fatal("voodoo_recalc : unknown lfb source\n");
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}
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switch (voodoo->params.fbzMode & FBZ_DRAW_MASK) {
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case FBZ_DRAW_FRONT:
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voodoo->params.draw_offset = voodoo->params.front_offset;
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voodoo->fb_draw_buffer = voodoo->disp_buffer;
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break;
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case FBZ_DRAW_BACK:
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voodoo->params.draw_offset = voodoo->back_offset;
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voodoo->fb_draw_buffer = voodoo->draw_buffer;
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break;
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default:
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fatal("voodoo_recalc : unknown draw buffer\n");
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}
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voodoo->block_width = ((voodoo->fbiInit1 >> 4) & 15) * 2;
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if (voodoo->fbiInit6 & (1 << 30))
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voodoo->block_width += 1;
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if (voodoo->fbiInit1 & (1 << 24))
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voodoo->block_width += 32;
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voodoo->row_width = voodoo->block_width * 32 * 2;
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voodoo->params.row_width = voodoo->row_width;
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voodoo->aux_row_width = voodoo->row_width;
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voodoo->params.aux_row_width = voodoo->aux_row_width;
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}
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static uint16_t
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voodoo_readw(uint32_t addr, void *priv)
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{
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voodoo_t *voodoo = (voodoo_t *) priv;
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addr &= 0xffffff;
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cycles -= voodoo->read_time;
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if ((addr & 0xc00000) == 0x400000) /*Framebuffer*/
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{
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if (SLI_ENABLED) {
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const voodoo_set_t *set = voodoo->set;
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int y = (addr >> 11) & 0x3ff;
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if (y & 1)
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voodoo = set->voodoos[1];
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else
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voodoo = set->voodoos[0];
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}
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voodoo->flush = 1;
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while (!FIFO_EMPTY) {
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voodoo_wake_fifo_thread_now(voodoo);
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thread_wait_event(voodoo->fifo_not_full_event, 1);
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}
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voodoo_wait_for_render_thread_idle(voodoo);
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voodoo->flush = 0;
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return voodoo_fb_readw(addr, voodoo);
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}
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return 0xffff;
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}
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static uint32_t
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voodoo_readl(uint32_t addr, void *priv)
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{
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voodoo_t *voodoo = (voodoo_t *) priv;
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uint32_t temp = 0xffffffff;
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int fifo_size;
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voodoo->rd_count++;
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addr &= 0xffffff;
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cycles -= voodoo->read_time;
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if (addr & 0x800000) { /*Texture*/
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} else if (addr & 0x400000) /*Framebuffer*/
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{
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if (SLI_ENABLED) {
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const voodoo_set_t *set = voodoo->set;
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int y = (addr >> 11) & 0x3ff;
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if (y & 1)
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voodoo = set->voodoos[1];
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else
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voodoo = set->voodoos[0];
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}
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voodoo->flush = 1;
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while (!FIFO_EMPTY) {
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voodoo_wake_fifo_thread_now(voodoo);
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thread_wait_event(voodoo->fifo_not_full_event, 1);
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}
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voodoo_wait_for_render_thread_idle(voodoo);
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voodoo->flush = 0;
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temp = voodoo_fb_readl(addr, voodoo);
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} else
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switch (addr & 0x3fc) {
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case SST_status:
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{
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int fifo_entries = FIFO_ENTRIES;
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int swap_count = voodoo->swap_count;
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int written = voodoo->cmd_written + voodoo->cmd_written_fifo;
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int busy = (written - voodoo->cmd_read) || (voodoo->cmdfifo_depth_rd != voodoo->cmdfifo_depth_wr);
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if (SLI_ENABLED && voodoo->type != VOODOO_2) {
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voodoo_t *voodoo_other = (voodoo == voodoo->set->voodoos[0]) ? voodoo->set->voodoos[1] : voodoo->set->voodoos[0];
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int other_written = voodoo_other->cmd_written + voodoo_other->cmd_written_fifo;
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if (voodoo_other->swap_count > swap_count)
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swap_count = voodoo_other->swap_count;
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if ((voodoo_other->fifo_write_idx - voodoo_other->fifo_read_idx) > fifo_entries)
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fifo_entries = voodoo_other->fifo_write_idx - voodoo_other->fifo_read_idx;
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if ((other_written - voodoo_other->cmd_read) || (voodoo_other->cmdfifo_depth_rd != voodoo_other->cmdfifo_depth_wr))
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busy = 1;
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if (!voodoo_other->voodoo_busy)
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voodoo_wake_fifo_thread(voodoo_other);
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}
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fifo_size = 0xffff - fifo_entries;
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temp = fifo_size << 12;
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if (fifo_size < 0x40)
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temp |= fifo_size;
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else
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temp |= 0x3f;
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if (swap_count < 7)
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temp |= (swap_count << 28);
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else
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temp |= (7 << 28);
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if (!voodoo->v_retrace)
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temp |= 0x40;
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if (busy)
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temp |= 0x380; /*Busy*/
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if (!voodoo->voodoo_busy)
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voodoo_wake_fifo_thread(voodoo);
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}
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break;
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case SST_fbzColorPath:
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voodoo_flush(voodoo);
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temp = voodoo->params.fbzColorPath;
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break;
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case SST_fogMode:
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voodoo_flush(voodoo);
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temp = voodoo->params.fogMode;
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break;
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case SST_alphaMode:
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voodoo_flush(voodoo);
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temp = voodoo->params.alphaMode;
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break;
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case SST_fbzMode:
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voodoo_flush(voodoo);
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temp = voodoo->params.fbzMode;
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break;
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case SST_lfbMode:
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voodoo_flush(voodoo);
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temp = voodoo->lfbMode;
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break;
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case SST_clipLeftRight:
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voodoo_flush(voodoo);
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temp = voodoo->params.clipRight | (voodoo->params.clipLeft << 16);
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break;
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case SST_clipLowYHighY:
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voodoo_flush(voodoo);
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temp = voodoo->params.clipHighY | (voodoo->params.clipLowY << 16);
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break;
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case SST_stipple:
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voodoo_flush(voodoo);
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temp = voodoo->params.stipple;
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break;
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case SST_color0:
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voodoo_flush(voodoo);
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temp = voodoo->params.color0;
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break;
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case SST_color1:
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voodoo_flush(voodoo);
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temp = voodoo->params.color1;
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break;
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case SST_fbiPixelsIn:
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temp = voodoo->fbiPixelsIn & 0xffffff;
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break;
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case SST_fbiChromaFail:
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temp = voodoo->fbiChromaFail & 0xffffff;
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break;
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case SST_fbiZFuncFail:
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temp = voodoo->fbiZFuncFail & 0xffffff;
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break;
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case SST_fbiAFuncFail:
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temp = voodoo->fbiAFuncFail & 0xffffff;
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break;
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case SST_fbiPixelsOut:
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temp = voodoo->fbiPixelsOut & 0xffffff;
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break;
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case SST_fbiInit4:
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temp = voodoo->fbiInit4;
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break;
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case SST_fbiInit0:
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temp = voodoo->fbiInit0;
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break;
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case SST_fbiInit1:
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temp = voodoo->fbiInit1;
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break;
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case SST_fbiInit2:
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if (voodoo->initEnable & 0x04)
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temp = voodoo->dac_readdata;
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else
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temp = voodoo->fbiInit2;
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break;
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case SST_fbiInit3:
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temp = voodoo->fbiInit3 | (1 << 10) | (2 << 8);
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break;
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case SST_vRetrace:
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temp = voodoo->line & 0x1fff;
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break;
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case SST_hvRetrace:
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{
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uint32_t line_time = (uint32_t) (voodoo->line_time >> 32);
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uint32_t diff = (timer_get_ts_int(&voodoo->timer) > (tsc & 0xffffffff)) ? (timer_get_ts_int(&voodoo->timer) - (tsc & 0xffffffff)) : 0;
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uint32_t pre_div = diff * voodoo->h_total;
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uint32_t post_div = pre_div / line_time;
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uint32_t h_pos = (voodoo->h_total - 1) - post_div;
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if (h_pos >= voodoo->h_total)
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h_pos = 0;
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temp = voodoo->line & 0x1fff;
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temp |= (h_pos << 16);
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}
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break;
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case SST_fbiInit5:
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temp = voodoo->fbiInit5 & ~0x1ff;
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break;
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case SST_fbiInit6:
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temp = voodoo->fbiInit6;
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break;
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case SST_fbiInit7:
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temp = voodoo->fbiInit7 & ~0xff;
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break;
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case SST_cmdFifoBaseAddr:
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temp = voodoo->cmdfifo_base >> 12;
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temp |= (voodoo->cmdfifo_end >> 12) << 16;
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break;
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case SST_cmdFifoRdPtr:
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temp = voodoo->cmdfifo_rp;
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break;
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case SST_cmdFifoAMin:
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temp = voodoo->cmdfifo_amin;
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break;
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case SST_cmdFifoAMax:
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temp = voodoo->cmdfifo_amax;
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break;
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case SST_cmdFifoDepth:
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temp = voodoo->cmdfifo_depth_wr - voodoo->cmdfifo_depth_rd;
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break;
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default:
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voodoo_log("voodoo_readl : bad addr %08X\n", addr);
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temp = 0xffffffff;
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}
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return temp;
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}
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static void
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voodoo_writew(uint32_t addr, uint16_t val, void *priv)
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{
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voodoo_t *voodoo = (voodoo_t *) priv;
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voodoo->wr_count++;
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addr &= 0xffffff;
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cycles -= voodoo->write_time;
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if ((addr & 0xc00000) == 0x400000) /*Framebuffer*/
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voodoo_queue_command(voodoo, addr | FIFO_WRITEW_FB, val);
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}
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static void
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voodoo_writel(uint32_t addr, uint32_t val, void *priv)
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{
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voodoo_t *voodoo = (voodoo_t *) priv;
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voodoo->wr_count++;
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addr &= 0xffffff;
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if (addr == voodoo->last_write_addr + 4)
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cycles -= voodoo->burst_time;
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else
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cycles -= voodoo->write_time;
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voodoo->last_write_addr = addr;
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if (addr & 0x800000) /*Texture*/
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{
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voodoo->tex_count++;
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voodoo_queue_command(voodoo, addr | FIFO_WRITEL_TEX, val);
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} else if (addr & 0x400000) /*Framebuffer*/
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{
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voodoo_queue_command(voodoo, addr | FIFO_WRITEL_FB, val);
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} else if ((addr & 0x200000) && (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)) {
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#if 0
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voodoo_log("Write CMDFIFO %08x(%08x) %08x %08x\n", addr, voodoo->cmdfifo_base + (addr & 0x3fffc), val, (voodoo->cmdfifo_base + (addr & 0x3fffc)) & voodoo->fb_mask);
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#endif
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*(uint32_t *) &voodoo->fb_mem[(voodoo->cmdfifo_base + (addr & 0x3fffc)) & voodoo->fb_mask] = val;
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voodoo->cmdfifo_depth_wr++;
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if ((voodoo->cmdfifo_depth_wr - voodoo->cmdfifo_depth_rd) < 20)
|
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voodoo_wake_fifo_thread(voodoo);
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} else
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switch (addr & 0x3fc) {
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case SST_intrCtrl:
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fatal("intrCtrl write %08x\n", val);
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break;
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case SST_userIntrCMD:
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fatal("userIntrCMD write %08x\n", val);
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break;
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case SST_swapbufferCMD:
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voodoo->cmd_written++;
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thread_wait_mutex(voodoo->swap_mutex);
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voodoo->swap_count++;
|
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thread_release_mutex(voodoo->swap_mutex);
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if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)
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return;
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voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
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if (!voodoo->voodoo_busy)
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voodoo_wake_fifo_threads(voodoo->set, voodoo);
|
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break;
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case SST_triangleCMD:
|
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if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)
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return;
|
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voodoo->cmd_written++;
|
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voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
|
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if (!voodoo->voodoo_busy)
|
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voodoo_wake_fifo_threads(voodoo->set, voodoo);
|
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break;
|
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case SST_ftriangleCMD:
|
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if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)
|
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return;
|
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voodoo->cmd_written++;
|
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voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
|
|
if (!voodoo->voodoo_busy)
|
|
voodoo_wake_fifo_threads(voodoo->set, voodoo);
|
|
break;
|
|
case SST_fastfillCMD:
|
|
if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)
|
|
return;
|
|
voodoo->cmd_written++;
|
|
voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
|
|
if (!voodoo->voodoo_busy)
|
|
voodoo_wake_fifo_threads(voodoo->set, voodoo);
|
|
break;
|
|
case SST_nopCMD:
|
|
if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE)
|
|
return;
|
|
voodoo->cmd_written++;
|
|
voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
|
|
if (!voodoo->voodoo_busy)
|
|
voodoo_wake_fifo_threads(voodoo->set, voodoo);
|
|
break;
|
|
|
|
case SST_fbiInit4:
|
|
if (voodoo->initEnable & 0x01) {
|
|
voodoo->fbiInit4 = val;
|
|
voodoo->read_time = pci_nonburst_time + pci_burst_time * ((voodoo->fbiInit4 & 1) ? 2 : 1);
|
|
#if 0
|
|
voodoo_log("fbiInit4 write %08x - read_time=%i\n", val, voodoo->read_time);
|
|
#endif
|
|
}
|
|
break;
|
|
case SST_backPorch:
|
|
voodoo->backPorch = val;
|
|
break;
|
|
case SST_videoDimensions:
|
|
voodoo->videoDimensions = val;
|
|
voodoo->h_disp = (val & 0xfff) + 1;
|
|
voodoo->v_disp = (val >> 16) & 0xfff;
|
|
break;
|
|
case SST_fbiInit0:
|
|
if (voodoo->initEnable & 0x01) {
|
|
voodoo->fbiInit0 = val;
|
|
thread_wait_mutex(voodoo->force_blit_mutex);
|
|
voodoo->can_blit = (voodoo->fbiInit0 & FBIINIT0_VGA_PASS) ? 1 : 0;
|
|
if (!voodoo->can_blit)
|
|
voodoo->force_blit_count = 0;
|
|
thread_release_mutex(voodoo->force_blit_mutex);
|
|
|
|
if (voodoo->set->nr_cards == 2)
|
|
svga_set_override(voodoo->svga, (voodoo->set->voodoos[0]->fbiInit0 | voodoo->set->voodoos[1]->fbiInit0) & 1);
|
|
else
|
|
svga_set_override(voodoo->svga, val & 1);
|
|
if (val & FBIINIT0_GRAPHICS_RESET) {
|
|
/*Reset display/draw buffer selection. This may not actually
|
|
happen here on a real Voodoo*/
|
|
voodoo->disp_buffer = 0;
|
|
voodoo->draw_buffer = 1;
|
|
voodoo_recalc(voodoo);
|
|
voodoo->front_offset = voodoo->params.front_offset;
|
|
}
|
|
}
|
|
break;
|
|
case SST_fbiInit1:
|
|
if (voodoo->initEnable & 0x01) {
|
|
if ((voodoo->fbiInit1 & FBIINIT1_VIDEO_RESET) && !(val & FBIINIT1_VIDEO_RESET)) {
|
|
voodoo->line = 0;
|
|
thread_wait_mutex(voodoo->swap_mutex);
|
|
voodoo->swap_count = 0;
|
|
thread_release_mutex(voodoo->swap_mutex);
|
|
voodoo->retrace_count = 0;
|
|
}
|
|
voodoo->fbiInit1 = (val & ~5) | (voodoo->fbiInit1 & 5);
|
|
voodoo->write_time = pci_nonburst_time + pci_burst_time * ((voodoo->fbiInit1 & 2) ? 1 : 0);
|
|
voodoo->burst_time = pci_burst_time * ((voodoo->fbiInit1 & 2) ? 2 : 1);
|
|
#if 0
|
|
voodoo_log("fbiInit1 write %08x - write_time=%i burst_time=%i\n", val, voodoo->write_time, voodoo->burst_time);
|
|
#endif
|
|
}
|
|
break;
|
|
case SST_fbiInit2:
|
|
if (voodoo->initEnable & 0x01) {
|
|
voodoo->fbiInit2 = val;
|
|
voodoo_recalc(voodoo);
|
|
}
|
|
break;
|
|
case SST_fbiInit3:
|
|
if (voodoo->initEnable & 0x01)
|
|
voodoo->fbiInit3 = val;
|
|
break;
|
|
|
|
case SST_hSync:
|
|
voodoo->hSync = val;
|
|
voodoo->h_total = (val & 0xffff) + (val >> 16);
|
|
voodoo_pixelclock_update(voodoo);
|
|
break;
|
|
case SST_vSync:
|
|
voodoo->vSync = val;
|
|
voodoo->v_total = (val & 0xffff) + (val >> 16);
|
|
break;
|
|
|
|
case SST_clutData:
|
|
voodoo->clutData[(val >> 24) & 0x3f].b = val & 0xff;
|
|
voodoo->clutData[(val >> 24) & 0x3f].g = (val >> 8) & 0xff;
|
|
voodoo->clutData[(val >> 24) & 0x3f].r = (val >> 16) & 0xff;
|
|
if (val & 0x20000000) {
|
|
voodoo->clutData[(val >> 24) & 0x3f].b = 255;
|
|
voodoo->clutData[(val >> 24) & 0x3f].g = 255;
|
|
voodoo->clutData[(val >> 24) & 0x3f].r = 255;
|
|
}
|
|
voodoo->clutData_dirty = 1;
|
|
break;
|
|
|
|
case SST_dacData:
|
|
voodoo->dac_reg = (val >> 8) & 7;
|
|
voodoo->dac_readdata = 0xff;
|
|
if (val & 0x800) {
|
|
// voodoo_log(" dacData read %i %02X\n", voodoo->dac_reg, voodoo->dac_data[7]);
|
|
if (voodoo->dac_reg == 5) {
|
|
switch (voodoo->dac_data[7]) {
|
|
case 0x01:
|
|
voodoo->dac_readdata = 0x55;
|
|
break;
|
|
case 0x07:
|
|
voodoo->dac_readdata = 0x71;
|
|
break;
|
|
case 0x0b:
|
|
voodoo->dac_readdata = 0x79;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
} else
|
|
voodoo->dac_readdata = voodoo->dac_data[voodoo->dac_readdata & 7];
|
|
} else {
|
|
if (voodoo->dac_reg == 5) {
|
|
if (!voodoo->dac_reg_ff)
|
|
voodoo->dac_pll_regs[voodoo->dac_data[4] & 0xf] = (voodoo->dac_pll_regs[voodoo->dac_data[4] & 0xf] & 0xff00) | val;
|
|
else
|
|
voodoo->dac_pll_regs[voodoo->dac_data[4] & 0xf] = (voodoo->dac_pll_regs[voodoo->dac_data[4] & 0xf] & 0xff) | (val << 8);
|
|
#if 0
|
|
voodoo_log("Write PLL reg %x %04x\n", voodoo->dac_data[4] & 0xf, voodoo->dac_pll_regs[voodoo->dac_data[4] & 0xf]);
|
|
#endif
|
|
voodoo->dac_reg_ff = !voodoo->dac_reg_ff;
|
|
if (!voodoo->dac_reg_ff)
|
|
voodoo->dac_data[4]++;
|
|
|
|
} else {
|
|
voodoo->dac_data[voodoo->dac_reg] = val & 0xff;
|
|
voodoo->dac_reg_ff = 0;
|
|
}
|
|
voodoo_pixelclock_update(voodoo);
|
|
}
|
|
break;
|
|
|
|
case SST_scrFilter:
|
|
if (voodoo->initEnable & 0x01) {
|
|
voodoo->scrfilterEnabled = 1;
|
|
voodoo->scrfilterThreshold = val; /* update the threshold values and generate a new lookup table if necessary */
|
|
|
|
if (val < 1)
|
|
voodoo->scrfilterEnabled = 0;
|
|
voodoo_threshold_check(voodoo);
|
|
voodoo_log("Voodoo Filter: %06x\n", val);
|
|
}
|
|
break;
|
|
|
|
case SST_fbiInit5:
|
|
if (voodoo->initEnable & 0x01)
|
|
voodoo->fbiInit5 = (val & ~0x41e6) | (voodoo->fbiInit5 & 0x41e6);
|
|
break;
|
|
case SST_fbiInit6:
|
|
if (voodoo->initEnable & 0x01)
|
|
voodoo->fbiInit6 = val;
|
|
break;
|
|
case SST_fbiInit7:
|
|
if (voodoo->initEnable & 0x01) {
|
|
voodoo->fbiInit7 = val;
|
|
voodoo->cmdfifo_enabled = val & 0x100;
|
|
}
|
|
break;
|
|
|
|
case SST_cmdFifoBaseAddr:
|
|
voodoo->cmdfifo_base = (val & 0x3ff) << 12;
|
|
voodoo->cmdfifo_end = ((val >> 16) & 0x3ff) << 12;
|
|
#if 0
|
|
voodoo_log("CMDFIFO base=%08x end=%08x\n", voodoo->cmdfifo_base, voodoo->cmdfifo_end);
|
|
#endif
|
|
break;
|
|
|
|
case SST_cmdFifoRdPtr:
|
|
voodoo->cmdfifo_rp = val;
|
|
break;
|
|
case SST_cmdFifoAMin:
|
|
voodoo->cmdfifo_amin = val;
|
|
break;
|
|
case SST_cmdFifoAMax:
|
|
voodoo->cmdfifo_amax = val;
|
|
break;
|
|
case SST_cmdFifoDepth:
|
|
voodoo->cmdfifo_depth_rd = 0;
|
|
voodoo->cmdfifo_depth_wr = val & 0xffff;
|
|
break;
|
|
|
|
default:
|
|
if (voodoo->fbiInit7 & FBIINIT7_CMDFIFO_ENABLE) {
|
|
voodoo_log("Unknown register write in CMDFIFO mode %08x %08x\n", addr, val);
|
|
} else {
|
|
voodoo_queue_command(voodoo, addr | FIFO_WRITEL_REG, val);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static uint16_t
|
|
voodoo_snoop_readw(uint32_t addr, void *priv)
|
|
{
|
|
const voodoo_set_t *set = (voodoo_set_t *) priv;
|
|
|
|
return voodoo_readw(addr, set->voodoos[0]);
|
|
}
|
|
static uint32_t
|
|
voodoo_snoop_readl(uint32_t addr, void *priv)
|
|
{
|
|
const voodoo_set_t *set = (voodoo_set_t *) priv;
|
|
|
|
return voodoo_readl(addr, set->voodoos[0]);
|
|
}
|
|
|
|
static void
|
|
voodoo_snoop_writew(uint32_t addr, uint16_t val, void *priv)
|
|
{
|
|
const voodoo_set_t *set = (voodoo_set_t *) priv;
|
|
|
|
voodoo_writew(addr, val, set->voodoos[0]);
|
|
voodoo_writew(addr, val, set->voodoos[1]);
|
|
}
|
|
static void
|
|
voodoo_snoop_writel(uint32_t addr, uint32_t val, void *priv)
|
|
{
|
|
const voodoo_set_t *set = (voodoo_set_t *) priv;
|
|
|
|
voodoo_writel(addr, val, set->voodoos[0]);
|
|
voodoo_writel(addr, val, set->voodoos[1]);
|
|
}
|
|
|
|
static void
|
|
voodoo_recalcmapping(voodoo_set_t *set)
|
|
{
|
|
if (set->nr_cards == 2) {
|
|
if (set->voodoos[0]->pci_enable && set->voodoos[0]->memBaseAddr) {
|
|
if (set->voodoos[0]->type == VOODOO_2 && set->voodoos[1]->initEnable & (1 << 23)) {
|
|
voodoo_log("voodoo_recalcmapping (pri) with snoop : memBaseAddr %08X\n", set->voodoos[0]->memBaseAddr);
|
|
mem_mapping_disable(&set->voodoos[0]->mapping);
|
|
mem_mapping_set_addr(&set->snoop_mapping, set->voodoos[0]->memBaseAddr, 0x01000000);
|
|
} else if (set->voodoos[1]->pci_enable && (set->voodoos[0]->memBaseAddr == set->voodoos[1]->memBaseAddr)) {
|
|
voodoo_log("voodoo_recalcmapping (pri) (sec) same addr : memBaseAddr %08X\n", set->voodoos[0]->memBaseAddr);
|
|
mem_mapping_disable(&set->voodoos[0]->mapping);
|
|
mem_mapping_disable(&set->voodoos[1]->mapping);
|
|
mem_mapping_set_addr(&set->snoop_mapping, set->voodoos[0]->memBaseAddr, 0x01000000);
|
|
return;
|
|
} else {
|
|
voodoo_log("voodoo_recalcmapping (pri) : memBaseAddr %08X\n", set->voodoos[0]->memBaseAddr);
|
|
mem_mapping_disable(&set->snoop_mapping);
|
|
mem_mapping_set_addr(&set->voodoos[0]->mapping, set->voodoos[0]->memBaseAddr, 0x01000000);
|
|
}
|
|
} else {
|
|
voodoo_log("voodoo_recalcmapping (pri) : disabled\n");
|
|
mem_mapping_disable(&set->voodoos[0]->mapping);
|
|
}
|
|
|
|
if (set->voodoos[1]->pci_enable && set->voodoos[1]->memBaseAddr) {
|
|
voodoo_log("voodoo_recalcmapping (sec) : memBaseAddr %08X\n", set->voodoos[1]->memBaseAddr);
|
|
mem_mapping_set_addr(&set->voodoos[1]->mapping, set->voodoos[1]->memBaseAddr, 0x01000000);
|
|
} else {
|
|
voodoo_log("voodoo_recalcmapping (sec) : disabled\n");
|
|
mem_mapping_disable(&set->voodoos[1]->mapping);
|
|
}
|
|
} else {
|
|
voodoo_t *voodoo = set->voodoos[0];
|
|
|
|
if (voodoo->pci_enable && voodoo->memBaseAddr) {
|
|
voodoo_log("voodoo_recalcmapping : memBaseAddr %08X\n", voodoo->memBaseAddr);
|
|
mem_mapping_set_addr(&voodoo->mapping, voodoo->memBaseAddr, 0x01000000);
|
|
} else {
|
|
voodoo_log("voodoo_recalcmapping : disabled\n");
|
|
mem_mapping_disable(&voodoo->mapping);
|
|
}
|
|
}
|
|
}
|
|
|
|
uint8_t
|
|
voodoo_pci_read(int func, int addr, void *priv)
|
|
{
|
|
const voodoo_t *voodoo = (voodoo_t *) priv;
|
|
|
|
if (func)
|
|
return 0;
|
|
|
|
#if 0
|
|
voodoo_log("Voodoo PCI read %08X PC=%08x\n", addr, cpu_state.pc);
|
|
#endif
|
|
|
|
switch (addr) {
|
|
case 0x00:
|
|
return 0x1a; /*3dfx*/
|
|
case 0x01:
|
|
return 0x12;
|
|
|
|
case 0x02:
|
|
if (voodoo->type == VOODOO_2)
|
|
return 0x02; /*Voodoo 2*/
|
|
else
|
|
return 0x01; /*SST-1 (Voodoo Graphics)*/
|
|
case 0x03:
|
|
return 0x00;
|
|
|
|
case 0x04:
|
|
return voodoo->pci_enable ? 0x02 : 0x00; /*Respond to memory accesses*/
|
|
|
|
case 0x08:
|
|
return 2; /*Revision ID*/
|
|
case 0x09:
|
|
return 0; /*Programming interface*/
|
|
case 0x0a:
|
|
return 0;
|
|
case 0x0b:
|
|
return 0x04;
|
|
|
|
case 0x10:
|
|
return 0x00; /*memBaseAddr*/
|
|
case 0x11:
|
|
return 0x00;
|
|
case 0x12:
|
|
return 0x00;
|
|
case 0x13:
|
|
return voodoo->memBaseAddr >> 24;
|
|
|
|
case 0x40:
|
|
return voodoo->initEnable & 0xff;
|
|
case 0x41:
|
|
if (voodoo->type == VOODOO_2)
|
|
return 0x50 | ((voodoo->initEnable >> 8) & 0x0f);
|
|
return (voodoo->initEnable >> 8) & 0x0f;
|
|
case 0x42:
|
|
return (voodoo->initEnable >> 16) & 0xff;
|
|
case 0x43:
|
|
return (voodoo->initEnable >> 24) & 0xff;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
voodoo_pci_write(int func, int addr, uint8_t val, void *priv)
|
|
{
|
|
voodoo_t *voodoo = (voodoo_t *) priv;
|
|
|
|
if (func)
|
|
return;
|
|
|
|
#if 0
|
|
voodoo_log("Voodoo PCI write %04X %02X PC=%08x\n", addr, val, cpu_state.pc);
|
|
#endif
|
|
|
|
switch (addr) {
|
|
case 0x04:
|
|
voodoo->pci_enable = val & 2;
|
|
voodoo_recalcmapping(voodoo->set);
|
|
break;
|
|
|
|
case 0x13:
|
|
voodoo->memBaseAddr = val << 24;
|
|
voodoo_recalcmapping(voodoo->set);
|
|
break;
|
|
|
|
case 0x40:
|
|
voodoo->initEnable = (voodoo->initEnable & ~0x000000ff) | val;
|
|
break;
|
|
case 0x41:
|
|
voodoo->initEnable = (voodoo->initEnable & ~0x0000ff00) | (val << 8);
|
|
break;
|
|
case 0x42:
|
|
voodoo->initEnable = (voodoo->initEnable & ~0x00ff0000) | (val << 16);
|
|
voodoo_recalcmapping(voodoo->set);
|
|
break;
|
|
case 0x43:
|
|
voodoo->initEnable = (voodoo->initEnable & ~0xff000000) | (val << 24);
|
|
voodoo_recalcmapping(voodoo->set);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
voodoo_speed_changed(void *priv)
|
|
{
|
|
const voodoo_set_t *voodoo_set = (voodoo_set_t *) priv;
|
|
|
|
voodoo_pixelclock_update(voodoo_set->voodoos[0]);
|
|
voodoo_set->voodoos[0]->read_time = pci_nonburst_time + pci_burst_time * ((voodoo_set->voodoos[0]->fbiInit4 & 1) ? 2 : 1);
|
|
voodoo_set->voodoos[0]->write_time = pci_nonburst_time + pci_burst_time * ((voodoo_set->voodoos[0]->fbiInit1 & 2) ? 1 : 0);
|
|
voodoo_set->voodoos[0]->burst_time = pci_burst_time * ((voodoo_set->voodoos[0]->fbiInit1 & 2) ? 2 : 1);
|
|
if (voodoo_set->nr_cards == 2) {
|
|
voodoo_pixelclock_update(voodoo_set->voodoos[1]);
|
|
voodoo_set->voodoos[1]->read_time = pci_nonburst_time + pci_burst_time * ((voodoo_set->voodoos[1]->fbiInit4 & 1) ? 2 : 1);
|
|
voodoo_set->voodoos[1]->write_time = pci_nonburst_time + pci_burst_time * ((voodoo_set->voodoos[1]->fbiInit1 & 2) ? 1 : 0);
|
|
voodoo_set->voodoos[1]->burst_time = pci_burst_time * ((voodoo_set->voodoos[1]->fbiInit1 & 2) ? 2 : 1);
|
|
}
|
|
#if 0
|
|
voodoo_log("Voodoo read_time=%i write_time=%i burst_time=%i %08x %08x\n", voodoo->read_time, voodoo->write_time, voodoo->burst_time, voodoo->fbiInit1, voodoo->fbiInit4);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
voodoo_force_blit(void *priv)
|
|
{
|
|
const voodoo_set_t *voodoo_set = (voodoo_set_t *) priv;
|
|
|
|
thread_wait_mutex(voodoo_set->voodoos[0]->force_blit_mutex);
|
|
if (voodoo_set->voodoos[0]->can_blit) {
|
|
voodoo_set->voodoos[0]->force_blit_count++;
|
|
}
|
|
thread_release_mutex(voodoo_set->voodoos[0]->force_blit_mutex);
|
|
if (voodoo_set->nr_cards == 2) {
|
|
thread_wait_mutex(voodoo_set->voodoos[1]->force_blit_mutex);
|
|
if (voodoo_set->voodoos[1]->can_blit) {
|
|
voodoo_set->voodoos[1]->force_blit_count++;
|
|
}
|
|
thread_release_mutex(voodoo_set->voodoos[1]->force_blit_mutex);
|
|
}
|
|
}
|
|
|
|
void *
|
|
voodoo_card_init(void)
|
|
{
|
|
int c;
|
|
voodoo_t *voodoo = malloc(sizeof(voodoo_t));
|
|
memset(voodoo, 0, sizeof(voodoo_t));
|
|
|
|
voodoo->bilinear_enabled = device_get_config_int("bilinear");
|
|
voodoo->dithersub_enabled = device_get_config_int("dithersub");
|
|
voodoo->scrfilter = device_get_config_int("dacfilter");
|
|
voodoo->texture_size = device_get_config_int("texture_memory");
|
|
voodoo->texture_mask = (voodoo->texture_size << 20) - 1;
|
|
voodoo->fb_size = device_get_config_int("framebuffer_memory");
|
|
voodoo->fb_mask = (voodoo->fb_size << 20) - 1;
|
|
voodoo->render_threads = device_get_config_int("render_threads");
|
|
voodoo->odd_even_mask = voodoo->render_threads - 1;
|
|
#ifndef NO_CODEGEN
|
|
voodoo->use_recompiler = device_get_config_int("recompiler");
|
|
#endif
|
|
voodoo->type = device_get_config_int("type");
|
|
switch (voodoo->type) {
|
|
case VOODOO_1:
|
|
voodoo->dual_tmus = 0;
|
|
break;
|
|
case VOODOO_SB50:
|
|
voodoo->dual_tmus = 1;
|
|
break;
|
|
case VOODOO_2:
|
|
voodoo->dual_tmus = 1;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (voodoo->type == VOODOO_2) /*generate filter lookup tables*/
|
|
voodoo_generate_filter_v2(voodoo);
|
|
else
|
|
voodoo_generate_filter_v1(voodoo);
|
|
|
|
pci_add_card(PCI_ADD_NORMAL, voodoo_pci_read, voodoo_pci_write, voodoo, &voodoo->pci_slot);
|
|
|
|
mem_mapping_add(&voodoo->mapping, 0, 0, NULL, voodoo_readw, voodoo_readl, NULL, voodoo_writew, voodoo_writel, NULL, MEM_MAPPING_EXTERNAL, voodoo);
|
|
|
|
voodoo->fb_mem = malloc(4 * 1024 * 1024);
|
|
voodoo->tex_mem[0] = malloc(voodoo->texture_size * 1024 * 1024);
|
|
if (voodoo->dual_tmus)
|
|
voodoo->tex_mem[1] = malloc(voodoo->texture_size * 1024 * 1024);
|
|
voodoo->tex_mem_w[0] = (uint16_t *) voodoo->tex_mem[0];
|
|
voodoo->tex_mem_w[1] = (uint16_t *) voodoo->tex_mem[1];
|
|
|
|
for (c = 0; c < TEX_CACHE_MAX; c++) {
|
|
voodoo->texture_cache[0][c].data = malloc((256 * 256 + 256 * 256 + 128 * 128 + 64 * 64 + 32 * 32 + 16 * 16 + 8 * 8 + 4 * 4 + 2 * 2) * 4);
|
|
voodoo->texture_cache[0][c].base = -1; /*invalid*/
|
|
voodoo->texture_cache[0][c].refcount = 0;
|
|
if (voodoo->dual_tmus) {
|
|
voodoo->texture_cache[1][c].data = malloc((256 * 256 + 256 * 256 + 128 * 128 + 64 * 64 + 32 * 32 + 16 * 16 + 8 * 8 + 4 * 4 + 2 * 2) * 4);
|
|
voodoo->texture_cache[1][c].base = -1; /*invalid*/
|
|
voodoo->texture_cache[1][c].refcount = 0;
|
|
}
|
|
}
|
|
|
|
timer_add(&voodoo->timer, voodoo_callback, voodoo, 1);
|
|
|
|
voodoo->svga = svga_get_pri();
|
|
voodoo->fbiInit0 = 0;
|
|
|
|
voodoo->wake_fifo_thread = thread_create_event();
|
|
voodoo->wake_render_thread[0] = thread_create_event();
|
|
voodoo->wake_render_thread[1] = thread_create_event();
|
|
voodoo->wake_render_thread[2] = thread_create_event();
|
|
voodoo->wake_render_thread[3] = thread_create_event();
|
|
voodoo->wake_main_thread = thread_create_event();
|
|
voodoo->fifo_not_full_event = thread_create_event();
|
|
voodoo->render_not_full_event[0] = thread_create_event();
|
|
voodoo->render_not_full_event[1] = thread_create_event();
|
|
voodoo->render_not_full_event[2] = thread_create_event();
|
|
voodoo->render_not_full_event[3] = thread_create_event();
|
|
voodoo->fifo_thread_run = 1;
|
|
voodoo->fifo_thread = thread_create(voodoo_fifo_thread, voodoo);
|
|
voodoo->render_thread_run[0] = 1;
|
|
voodoo->render_thread[0] = thread_create(voodoo_render_thread_1, voodoo);
|
|
if (voodoo->render_threads >= 2) {
|
|
voodoo->render_thread_run[1] = 1;
|
|
voodoo->render_thread[1] = thread_create(voodoo_render_thread_2, voodoo);
|
|
}
|
|
if (voodoo->render_threads == 4) {
|
|
voodoo->render_thread_run[2] = 1;
|
|
voodoo->render_thread[2] = thread_create(voodoo_render_thread_3, voodoo);
|
|
voodoo->render_thread_run[3] = 1;
|
|
voodoo->render_thread[3] = thread_create(voodoo_render_thread_4, voodoo);
|
|
}
|
|
voodoo->swap_mutex = thread_create_mutex();
|
|
timer_add(&voodoo->wake_timer, voodoo_wake_timer, (void *) voodoo, 0);
|
|
|
|
for (c = 0; c < 0x100; c++) {
|
|
rgb332[c].r = c & 0xe0;
|
|
rgb332[c].g = (c << 3) & 0xe0;
|
|
rgb332[c].b = (c << 6) & 0xc0;
|
|
rgb332[c].r = rgb332[c].r | (rgb332[c].r >> 3) | (rgb332[c].r >> 6);
|
|
rgb332[c].g = rgb332[c].g | (rgb332[c].g >> 3) | (rgb332[c].g >> 6);
|
|
rgb332[c].b = rgb332[c].b | (rgb332[c].b >> 2);
|
|
rgb332[c].b = rgb332[c].b | (rgb332[c].b >> 4);
|
|
rgb332[c].a = 0xff;
|
|
|
|
ai44[c].a = (c & 0xf0) | ((c & 0xf0) >> 4);
|
|
ai44[c].r = (c & 0x0f) | ((c & 0x0f) << 4);
|
|
ai44[c].g = ai44[c].b = ai44[c].r;
|
|
}
|
|
|
|
for (c = 0; c < 0x10000; c++) {
|
|
rgb565[c].r = (c >> 8) & 0xf8;
|
|
rgb565[c].g = (c >> 3) & 0xfc;
|
|
rgb565[c].b = (c << 3) & 0xf8;
|
|
rgb565[c].r |= (rgb565[c].r >> 5);
|
|
rgb565[c].g |= (rgb565[c].g >> 6);
|
|
rgb565[c].b |= (rgb565[c].b >> 5);
|
|
rgb565[c].a = 0xff;
|
|
|
|
argb1555[c].r = (c >> 7) & 0xf8;
|
|
argb1555[c].g = (c >> 2) & 0xf8;
|
|
argb1555[c].b = (c << 3) & 0xf8;
|
|
argb1555[c].r |= (argb1555[c].r >> 5);
|
|
argb1555[c].g |= (argb1555[c].g >> 5);
|
|
argb1555[c].b |= (argb1555[c].b >> 5);
|
|
argb1555[c].a = (c & 0x8000) ? 0xff : 0;
|
|
|
|
argb4444[c].a = (c >> 8) & 0xf0;
|
|
argb4444[c].r = (c >> 4) & 0xf0;
|
|
argb4444[c].g = c & 0xf0;
|
|
argb4444[c].b = (c << 4) & 0xf0;
|
|
argb4444[c].a |= (argb4444[c].a >> 4);
|
|
argb4444[c].r |= (argb4444[c].r >> 4);
|
|
argb4444[c].g |= (argb4444[c].g >> 4);
|
|
argb4444[c].b |= (argb4444[c].b >> 4);
|
|
|
|
ai88[c].a = (c >> 8);
|
|
ai88[c].r = c & 0xff;
|
|
ai88[c].g = c & 0xff;
|
|
ai88[c].b = c & 0xff;
|
|
}
|
|
#ifndef NO_CODEGEN
|
|
voodoo_codegen_init(voodoo);
|
|
#endif
|
|
|
|
voodoo->disp_buffer = 0;
|
|
voodoo->draw_buffer = 1;
|
|
|
|
voodoo->force_blit_count = 0;
|
|
voodoo->can_blit = 0;
|
|
voodoo->force_blit_mutex = thread_create_mutex();
|
|
|
|
return voodoo;
|
|
}
|
|
|
|
void *
|
|
voodoo_2d3d_card_init(int type)
|
|
{
|
|
int c;
|
|
voodoo_t *voodoo = malloc(sizeof(voodoo_t));
|
|
memset(voodoo, 0, sizeof(voodoo_t));
|
|
|
|
voodoo->bilinear_enabled = device_get_config_int("bilinear");
|
|
voodoo->dithersub_enabled = device_get_config_int("dithersub");
|
|
voodoo->scrfilter = device_get_config_int("dacfilter");
|
|
voodoo->render_threads = device_get_config_int("render_threads");
|
|
voodoo->odd_even_mask = voodoo->render_threads - 1;
|
|
#ifndef NO_CODEGEN
|
|
voodoo->use_recompiler = device_get_config_int("recompiler");
|
|
#endif
|
|
voodoo->type = type;
|
|
voodoo->dual_tmus = (type == VOODOO_3) ? 1 : 0;
|
|
|
|
/*generate filter lookup tables*/
|
|
voodoo_generate_filter_v2(voodoo);
|
|
|
|
for (c = 0; c < TEX_CACHE_MAX; c++) {
|
|
voodoo->texture_cache[0][c].data = malloc((256 * 256 + 256 * 256 + 128 * 128 + 64 * 64 + 32 * 32 + 16 * 16 + 8 * 8 + 4 * 4 + 2 * 2) * 4);
|
|
voodoo->texture_cache[0][c].base = -1; /*invalid*/
|
|
voodoo->texture_cache[0][c].refcount = 0;
|
|
if (voodoo->dual_tmus) {
|
|
voodoo->texture_cache[1][c].data = malloc((256 * 256 + 256 * 256 + 128 * 128 + 64 * 64 + 32 * 32 + 16 * 16 + 8 * 8 + 4 * 4 + 2 * 2) * 4);
|
|
voodoo->texture_cache[1][c].base = -1; /*invalid*/
|
|
voodoo->texture_cache[1][c].refcount = 0;
|
|
}
|
|
}
|
|
|
|
timer_add(&voodoo->timer, voodoo_callback, voodoo, 1);
|
|
|
|
voodoo->fbiInit0 = 0;
|
|
|
|
voodoo->wake_fifo_thread = thread_create_event();
|
|
voodoo->wake_render_thread[0] = thread_create_event();
|
|
voodoo->wake_render_thread[1] = thread_create_event();
|
|
voodoo->wake_render_thread[2] = thread_create_event();
|
|
voodoo->wake_render_thread[3] = thread_create_event();
|
|
voodoo->wake_main_thread = thread_create_event();
|
|
voodoo->fifo_not_full_event = thread_create_event();
|
|
voodoo->render_not_full_event[0] = thread_create_event();
|
|
voodoo->render_not_full_event[1] = thread_create_event();
|
|
voodoo->render_not_full_event[2] = thread_create_event();
|
|
voodoo->render_not_full_event[3] = thread_create_event();
|
|
voodoo->fifo_thread_run = 1;
|
|
voodoo->fifo_thread = thread_create(voodoo_fifo_thread, voodoo);
|
|
voodoo->render_thread_run[0] = 1;
|
|
voodoo->render_thread[0] = thread_create(voodoo_render_thread_1, voodoo);
|
|
if (voodoo->render_threads >= 2) {
|
|
voodoo->render_thread_run[1] = 1;
|
|
voodoo->render_thread[1] = thread_create(voodoo_render_thread_2, voodoo);
|
|
}
|
|
if (voodoo->render_threads == 4) {
|
|
voodoo->render_thread_run[2] = 1;
|
|
voodoo->render_thread[2] = thread_create(voodoo_render_thread_3, voodoo);
|
|
voodoo->render_thread_run[3] = 1;
|
|
voodoo->render_thread[3] = thread_create(voodoo_render_thread_4, voodoo);
|
|
}
|
|
voodoo->swap_mutex = thread_create_mutex();
|
|
timer_add(&voodoo->wake_timer, voodoo_wake_timer, (void *) voodoo, 0);
|
|
|
|
for (c = 0; c < 0x100; c++) {
|
|
rgb332[c].r = c & 0xe0;
|
|
rgb332[c].g = (c << 3) & 0xe0;
|
|
rgb332[c].b = (c << 6) & 0xc0;
|
|
rgb332[c].r = rgb332[c].r | (rgb332[c].r >> 3) | (rgb332[c].r >> 6);
|
|
rgb332[c].g = rgb332[c].g | (rgb332[c].g >> 3) | (rgb332[c].g >> 6);
|
|
rgb332[c].b = rgb332[c].b | (rgb332[c].b >> 2);
|
|
rgb332[c].b = rgb332[c].b | (rgb332[c].b >> 4);
|
|
rgb332[c].a = 0xff;
|
|
|
|
ai44[c].a = (c & 0xf0) | ((c & 0xf0) >> 4);
|
|
ai44[c].r = (c & 0x0f) | ((c & 0x0f) << 4);
|
|
ai44[c].g = ai44[c].b = ai44[c].r;
|
|
}
|
|
|
|
for (c = 0; c < 0x10000; c++) {
|
|
rgb565[c].r = (c >> 8) & 0xf8;
|
|
rgb565[c].g = (c >> 3) & 0xfc;
|
|
rgb565[c].b = (c << 3) & 0xf8;
|
|
rgb565[c].r |= (rgb565[c].r >> 5);
|
|
rgb565[c].g |= (rgb565[c].g >> 6);
|
|
rgb565[c].b |= (rgb565[c].b >> 5);
|
|
rgb565[c].a = 0xff;
|
|
|
|
argb1555[c].r = (c >> 7) & 0xf8;
|
|
argb1555[c].g = (c >> 2) & 0xf8;
|
|
argb1555[c].b = (c << 3) & 0xf8;
|
|
argb1555[c].r |= (argb1555[c].r >> 5);
|
|
argb1555[c].g |= (argb1555[c].g >> 5);
|
|
argb1555[c].b |= (argb1555[c].b >> 5);
|
|
argb1555[c].a = (c & 0x8000) ? 0xff : 0;
|
|
|
|
argb4444[c].a = (c >> 8) & 0xf0;
|
|
argb4444[c].r = (c >> 4) & 0xf0;
|
|
argb4444[c].g = c & 0xf0;
|
|
argb4444[c].b = (c << 4) & 0xf0;
|
|
argb4444[c].a |= (argb4444[c].a >> 4);
|
|
argb4444[c].r |= (argb4444[c].r >> 4);
|
|
argb4444[c].g |= (argb4444[c].g >> 4);
|
|
argb4444[c].b |= (argb4444[c].b >> 4);
|
|
|
|
ai88[c].a = (c >> 8);
|
|
ai88[c].r = c & 0xff;
|
|
ai88[c].g = c & 0xff;
|
|
ai88[c].b = c & 0xff;
|
|
}
|
|
#ifndef NO_CODEGEN
|
|
voodoo_codegen_init(voodoo);
|
|
#endif
|
|
|
|
voodoo->disp_buffer = 0;
|
|
voodoo->draw_buffer = 1;
|
|
|
|
voodoo->force_blit_count = 0;
|
|
voodoo->can_blit = 0;
|
|
voodoo->force_blit_mutex = thread_create_mutex();
|
|
|
|
return voodoo;
|
|
}
|
|
|
|
void *
|
|
voodoo_init(UNUSED(const device_t *info))
|
|
{
|
|
voodoo_set_t *voodoo_set = malloc(sizeof(voodoo_set_t));
|
|
uint32_t tmuConfig = 1;
|
|
int type;
|
|
memset(voodoo_set, 0, sizeof(voodoo_set_t));
|
|
|
|
type = device_get_config_int("type");
|
|
|
|
voodoo_set->nr_cards = device_get_config_int("sli") ? 2 : 1;
|
|
voodoo_set->voodoos[0] = voodoo_card_init();
|
|
voodoo_set->voodoos[0]->set = voodoo_set;
|
|
if (voodoo_set->nr_cards == 2) {
|
|
voodoo_set->voodoos[1] = voodoo_card_init();
|
|
|
|
voodoo_set->voodoos[1]->set = voodoo_set;
|
|
|
|
if (type == VOODOO_2) {
|
|
voodoo_set->voodoos[0]->fbiInit5 |= FBIINIT5_MULTI_CVG;
|
|
voodoo_set->voodoos[1]->fbiInit5 |= FBIINIT5_MULTI_CVG;
|
|
} else {
|
|
voodoo_set->voodoos[0]->fbiInit1 |= FBIINIT1_MULTI_SST;
|
|
voodoo_set->voodoos[1]->fbiInit1 |= FBIINIT1_MULTI_SST;
|
|
}
|
|
}
|
|
|
|
switch (type) {
|
|
case VOODOO_1:
|
|
if (voodoo_set->nr_cards == 2)
|
|
tmuConfig = 1 | (3 << 3);
|
|
else
|
|
tmuConfig = 1;
|
|
break;
|
|
case VOODOO_SB50:
|
|
if (voodoo_set->nr_cards == 2)
|
|
tmuConfig = 1 | (3 << 3) | (3 << 6) | (2 << 9);
|
|
else
|
|
tmuConfig = 1 | (3 << 6);
|
|
break;
|
|
case VOODOO_2:
|
|
tmuConfig = 1 | (3 << 6);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
voodoo_set->voodoos[0]->tmuConfig = tmuConfig;
|
|
if (voodoo_set->nr_cards == 2)
|
|
voodoo_set->voodoos[1]->tmuConfig = tmuConfig;
|
|
|
|
mem_mapping_add(&voodoo_set->snoop_mapping, 0, 0, NULL, voodoo_snoop_readw, voodoo_snoop_readl, NULL, voodoo_snoop_writew, voodoo_snoop_writel, NULL, MEM_MAPPING_EXTERNAL, voodoo_set);
|
|
|
|
return voodoo_set;
|
|
}
|
|
|
|
void
|
|
voodoo_card_close(voodoo_t *voodoo)
|
|
{
|
|
voodoo->fifo_thread_run = 0;
|
|
thread_set_event(voodoo->wake_fifo_thread);
|
|
thread_wait(voodoo->fifo_thread);
|
|
voodoo->render_thread_run[0] = 0;
|
|
thread_set_event(voodoo->wake_render_thread[0]);
|
|
thread_wait(voodoo->render_thread[0]);
|
|
if (voodoo->render_threads >= 2) {
|
|
voodoo->render_thread_run[1] = 0;
|
|
thread_set_event(voodoo->wake_render_thread[1]);
|
|
thread_wait(voodoo->render_thread[1]);
|
|
}
|
|
if (voodoo->render_threads == 4) {
|
|
voodoo->render_thread_run[2] = 0;
|
|
thread_set_event(voodoo->wake_render_thread[2]);
|
|
thread_wait(voodoo->render_thread[2]);
|
|
voodoo->render_thread_run[3] = 0;
|
|
thread_set_event(voodoo->wake_render_thread[3]);
|
|
thread_wait(voodoo->render_thread[3]);
|
|
}
|
|
thread_destroy_event(voodoo->fifo_not_full_event);
|
|
thread_destroy_event(voodoo->wake_main_thread);
|
|
thread_destroy_event(voodoo->wake_fifo_thread);
|
|
thread_destroy_event(voodoo->wake_render_thread[0]);
|
|
thread_destroy_event(voodoo->wake_render_thread[1]);
|
|
thread_destroy_event(voodoo->render_not_full_event[0]);
|
|
thread_destroy_event(voodoo->render_not_full_event[1]);
|
|
|
|
for (uint8_t c = 0; c < TEX_CACHE_MAX; c++) {
|
|
if (voodoo->dual_tmus)
|
|
free(voodoo->texture_cache[1][c].data);
|
|
free(voodoo->texture_cache[0][c].data);
|
|
}
|
|
#ifndef NO_CODEGEN
|
|
voodoo_codegen_close(voodoo);
|
|
#endif
|
|
if (voodoo->type < VOODOO_BANSHEE && voodoo->fb_mem) {
|
|
free(voodoo->fb_mem);
|
|
if (voodoo->dual_tmus)
|
|
free(voodoo->tex_mem[1]);
|
|
free(voodoo->tex_mem[0]);
|
|
}
|
|
|
|
thread_close_mutex(voodoo->force_blit_mutex);
|
|
|
|
free(voodoo);
|
|
}
|
|
|
|
void
|
|
voodoo_close(void *priv)
|
|
{
|
|
voodoo_set_t *voodoo_set = (voodoo_set_t *) priv;
|
|
|
|
if (voodoo_set->nr_cards == 2)
|
|
voodoo_card_close(voodoo_set->voodoos[1]);
|
|
voodoo_card_close(voodoo_set->voodoos[0]);
|
|
|
|
free(voodoo_set);
|
|
}
|
|
|
|
static const device_config_t voodoo_config[] = {
|
|
// clang-format off
|
|
{
|
|
.name = "type",
|
|
.description = "Voodoo type",
|
|
.type = CONFIG_SELECTION,
|
|
.selection = {
|
|
{
|
|
.description = "Voodoo Graphics",
|
|
.value = VOODOO_1
|
|
},
|
|
{
|
|
.description = "Obsidian SB50 + Amethyst (2 TMUs)",
|
|
.value = VOODOO_SB50
|
|
},
|
|
{
|
|
.description = "Voodoo 2",
|
|
.value = VOODOO_2
|
|
},
|
|
{
|
|
.description = ""
|
|
}
|
|
},
|
|
.default_int = 0
|
|
},
|
|
{
|
|
.name = "framebuffer_memory",
|
|
.description = "Framebuffer memory size",
|
|
.type = CONFIG_SELECTION,
|
|
.selection = {
|
|
{
|
|
.description = "2 MB",
|
|
.value = 2
|
|
},
|
|
{
|
|
.description = "4 MB",
|
|
.value = 4
|
|
},
|
|
{
|
|
.description = ""
|
|
}
|
|
},
|
|
.default_int = 2
|
|
},
|
|
{
|
|
.name = "texture_memory",
|
|
.description = "Texture memory size",
|
|
.type = CONFIG_SELECTION,
|
|
.selection = {
|
|
{
|
|
.description = "2 MB",
|
|
.value = 2
|
|
},
|
|
{
|
|
.description = "4 MB",
|
|
.value = 4
|
|
},
|
|
{
|
|
.description = ""
|
|
}
|
|
},
|
|
.default_int = 2
|
|
},
|
|
{
|
|
.name = "bilinear",
|
|
.description = "Bilinear filtering",
|
|
.type = CONFIG_BINARY,
|
|
.default_int = 1
|
|
},
|
|
{
|
|
.name = "dithersub",
|
|
.description = "Dither subtraction",
|
|
.type = CONFIG_BINARY,
|
|
.default_int = 1
|
|
},
|
|
{
|
|
.name = "dacfilter",
|
|
.description = "Screen Filter",
|
|
.type = CONFIG_BINARY,
|
|
.default_int = 0
|
|
},
|
|
{
|
|
.name = "render_threads",
|
|
.description = "Render threads",
|
|
.type = CONFIG_SELECTION,
|
|
.selection = {
|
|
{
|
|
.description = "1",
|
|
.value = 1
|
|
},
|
|
{
|
|
.description = "2",
|
|
.value = 2
|
|
},
|
|
{
|
|
.description = "4",
|
|
.value = 4
|
|
},
|
|
{
|
|
.description = ""
|
|
}
|
|
},
|
|
.default_int = 2
|
|
},
|
|
{
|
|
.name = "sli",
|
|
.description = "SLI",
|
|
.type = CONFIG_BINARY,
|
|
.default_int = 0
|
|
},
|
|
#ifndef NO_CODEGEN
|
|
{
|
|
.name = "recompiler",
|
|
.description = "Recompiler",
|
|
.type = CONFIG_BINARY,
|
|
.default_int = 1
|
|
},
|
|
#endif
|
|
{
|
|
.type = CONFIG_END
|
|
}
|
|
// clang-format on
|
|
};
|
|
|
|
const device_t voodoo_device = {
|
|
.name = "3DFX Voodoo Graphics",
|
|
.internal_name = "voodoo",
|
|
.flags = DEVICE_PCI,
|
|
.local = 0,
|
|
.init = voodoo_init,
|
|
.close = voodoo_close,
|
|
.reset = NULL,
|
|
{ .available = NULL },
|
|
.speed_changed = voodoo_speed_changed,
|
|
.force_redraw = voodoo_force_blit,
|
|
.config = voodoo_config
|
|
};
|