163 lines
4.1 KiB
C
163 lines
4.1 KiB
C
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/*
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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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* Emulation of the 8514/A-compatible Mach8 and Mach32 graphics
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* chips from ATI for the ISA/VLB/MCA/PCI buses.
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*
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*
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*
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* Authors: TheCollector1995.
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*
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* Copyright 2022-2024 TheCollector1995.
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*/
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#ifndef VIDEO_ATI_MACH8_H
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#define VIDEO_ATI_MACH8_H
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typedef struct mach_t {
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ati_eeprom_t eeprom;
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svga_t svga;
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rom_t bios_rom;
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rom_t bios_rom2;
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mem_mapping_t mmio_linear_mapping;
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int mca_bus;
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int pci_bus;
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int vlb_bus;
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int has_bios;
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uint8_t regs[256];
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uint8_t pci_regs[256];
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uint8_t int_line;
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uint8_t pci_slot;
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uint8_t irq_state;
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int index;
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int ramdac_type;
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int old_mode;
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uint32_t memory;
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uint16_t config1;
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uint16_t config2;
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uint8_t pos_regs[8];
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uint8_t pci_cntl_reg;
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uint8_t cursor_col_0;
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uint8_t cursor_col_1;
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uint8_t ext_cur_col_0_r;
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uint8_t ext_cur_col_1_r;
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uint8_t ext_cur_col_0_g;
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uint8_t ext_cur_col_1_g;
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uint16_t cursor_col_0_rg;
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uint16_t cursor_col_1_rg;
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uint16_t cursor_col_b;
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uint16_t cursor_offset_lo;
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uint16_t cursor_offset_lo_reg;
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uint16_t cursor_offset_hi;
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uint16_t cursor_offset_hi_reg;
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uint16_t cursor_vh_offset;
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uint16_t cursor_x;
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uint16_t cursor_y;
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uint16_t misc;
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uint16_t memory_aperture;
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uint16_t local_cntl;
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uint32_t linear_base;
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uint8_t ap_size;
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uint8_t bank_w;
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uint8_t bank_r;
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uint16_t shadow_set;
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uint16_t shadow_cntl;
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int ext_on[2];
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int compat_mode;
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struct {
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uint8_t line_idx;
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int16_t line_array[6];
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uint8_t patt_idx;
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uint8_t patt_len;
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uint8_t pix_trans[2];
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uint8_t eeprom_control;
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uint16_t dest_x_end;
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uint16_t dest_x_start;
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uint16_t dest_y_end;
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uint16_t src_x_end;
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uint16_t src_x_start;
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uint16_t src_x;
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uint16_t src_y;
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int16_t bres_count;
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uint16_t clock_sel;
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uint16_t crt_pitch;
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uint16_t ge_pitch;
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uint16_t dest_cmp_fn;
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uint16_t dp_config;
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uint16_t ext_ge_config;
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uint16_t ge_offset_lo;
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uint16_t ge_offset_hi;
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uint16_t linedraw_opt;
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uint16_t max_waitstates;
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uint8_t patt_data_idx;
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uint8_t patt_data[0x18];
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uint16_t scan_to_x;
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uint16_t scratch0;
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uint16_t scratch1;
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uint16_t test;
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uint16_t pattern;
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uint16_t test2;
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int src_y_dir;
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int cmd_type;
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int block_write_mono_pattern_enable;
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int mono_pattern_enable;
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int16_t cx_end_line;
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int16_t cy_end_line;
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int16_t cx;
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int16_t cx_end;
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int16_t cy_end;
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int16_t dx;
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int16_t dx_end;
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int16_t dy;
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int16_t dy_end;
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int16_t dx_start;
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int16_t dy_start;
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int16_t cy;
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int16_t sx_start;
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int16_t sx_end;
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int16_t sx;
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int16_t x_count;
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int16_t xx_count;
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int16_t xxx_count;
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int16_t sy;
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int16_t y_count;
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int16_t err;
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int16_t width;
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int16_t src_width;
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int16_t height;
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int16_t bleft, bright, btop, bbottom;
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int poly_src;
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int temp_cnt;
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int stepx;
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int stepy;
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int src_stepx;
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uint8_t color_pattern[16];
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uint8_t color_pattern_full[32];
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uint16_t color_pattern_word[8];
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int mono_pattern[8][8];
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uint32_t ge_offset;
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uint32_t crt_offset;
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uint32_t patt_len_reg;
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int poly_fill;
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uint16_t dst_clr_cmp_mask;
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int clip_overrun;
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int color_pattern_idx;
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} accel;
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atomic_int force_busy;
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} mach_t;
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#endif /*VIDEO_ATI_MACH8_H*/
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