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00024 #define MSR_COLOR_EMULATION 0x01
00025 #define MSR_PAGE_SELECT 0x20
00026
00027 #define ST01_V_RETRACE 0x08
00028 #define ST01_DISP_ENABLE 0x01
00029
00030
00031 #define CONFIG_BOCHS_VBE
00032
00033 #define VBE_DISPI_MAX_XRES 1600
00034 #define VBE_DISPI_MAX_YRES 1200
00035 #define VBE_DISPI_MAX_BPP 32
00036
00037 #define VBE_DISPI_INDEX_ID 0x0
00038 #define VBE_DISPI_INDEX_XRES 0x1
00039 #define VBE_DISPI_INDEX_YRES 0x2
00040 #define VBE_DISPI_INDEX_BPP 0x3
00041 #define VBE_DISPI_INDEX_ENABLE 0x4
00042 #define VBE_DISPI_INDEX_BANK 0x5
00043 #define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
00044 #define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
00045 #define VBE_DISPI_INDEX_X_OFFSET 0x8
00046 #define VBE_DISPI_INDEX_Y_OFFSET 0x9
00047 #define VBE_DISPI_INDEX_NB 0xa
00048
00049 #define VBE_DISPI_ID0 0xB0C0
00050 #define VBE_DISPI_ID1 0xB0C1
00051 #define VBE_DISPI_ID2 0xB0C2
00052 #define VBE_DISPI_ID3 0xB0C3
00053 #define VBE_DISPI_ID4 0xB0C4
00054
00055 #define VBE_DISPI_DISABLED 0x00
00056 #define VBE_DISPI_ENABLED 0x01
00057 #define VBE_DISPI_GETCAPS 0x02
00058 #define VBE_DISPI_8BIT_DAC 0x20
00059 #define VBE_DISPI_LFB_ENABLED 0x40
00060 #define VBE_DISPI_NOCLEARMEM 0x80
00061
00062 #define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
00063
00064 #ifdef CONFIG_BOCHS_VBE
00065
00066 #define VGA_STATE_COMMON_BOCHS_VBE \
00067 uint16_t vbe_index; \
00068 uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
00069 uint32_t vbe_start_addr; \
00070 uint32_t vbe_line_offset; \
00071 uint32_t vbe_bank_mask;
00072
00073 #else
00074
00075 #define VGA_STATE_COMMON_BOCHS_VBE
00076
00077 #endif
00078
00079 #define CH_ATTR_SIZE (160 * 100)
00080 #define VGA_MAX_HEIGHT 2048
00081
00082 struct vga_precise_retrace {
00083 int64_t ticks_per_char;
00084 int64_t total_chars;
00085 int htotal;
00086 int hstart;
00087 int hend;
00088 int vstart;
00089 int vend;
00090 int freq;
00091 };
00092
00093 union vga_retrace {
00094 struct vga_precise_retrace precise;
00095 };
00096
00097 struct VGAState;
00098 typedef uint8_t (* vga_retrace_fn)(struct VGAState *s);
00099 typedef void (* vga_update_retrace_info_fn)(struct VGAState *s);
00100
00101 #define VGA_STATE_COMMON \
00102 uint8_t *vram_ptr; \
00103 ram_addr_t vram_offset; \
00104 unsigned int vram_size; \
00105 uint32_t lfb_addr; \
00106 uint32_t lfb_end; \
00107 uint32_t map_addr; \
00108 uint32_t map_end; \
00109 uint32_t lfb_vram_mapped; \
00110 unsigned long bios_offset; \
00111 unsigned int bios_size; \
00112 int it_shift; \
00113 PCIDevice *pci_dev; \
00114 uint32_t latch; \
00115 uint8_t sr_index; \
00116 uint8_t sr[256]; \
00117 uint8_t gr_index; \
00118 uint8_t gr[256]; \
00119 uint8_t ar_index; \
00120 uint8_t ar[21]; \
00121 int ar_flip_flop; \
00122 uint8_t cr_index; \
00123 uint8_t cr[256]; \
00124 uint8_t msr; \
00125 uint8_t fcr; \
00126 uint8_t st00; \
00127 uint8_t st01; \
00128 uint8_t dac_state; \
00129 uint8_t dac_sub_index; \
00130 uint8_t dac_read_index; \
00131 uint8_t dac_write_index; \
00132 uint8_t dac_cache[3]; \
00133 int dac_8bit; \
00134 uint8_t palette[768]; \
00135 int32_t bank_offset; \
00136 int vga_io_memory; \
00137 int (*get_bpp)(struct VGAState *s); \
00138 void (*get_offsets)(struct VGAState *s, \
00139 uint32_t *pline_offset, \
00140 uint32_t *pstart_addr, \
00141 uint32_t *pline_compare); \
00142 void (*get_resolution)(struct VGAState *s, \
00143 int *pwidth, \
00144 int *pheight); \
00145 VGA_STATE_COMMON_BOCHS_VBE \
00146 \
00147 DisplayState *ds; \
00148 uint32_t font_offsets[2]; \
00149 int graphic_mode; \
00150 uint8_t shift_control; \
00151 uint8_t double_scan; \
00152 uint32_t line_offset; \
00153 uint32_t line_compare; \
00154 uint32_t start_addr; \
00155 uint32_t plane_updated; \
00156 uint32_t last_line_offset; \
00157 uint8_t last_cw, last_ch; \
00158 uint32_t last_width, last_height; \
00159 uint32_t last_scr_width, last_scr_height; \
00160 uint32_t last_depth; \
00161 uint8_t cursor_start, cursor_end; \
00162 uint32_t cursor_offset; \
00163 unsigned int (*rgb_to_pixel)(unsigned int r, \
00164 unsigned int g, unsigned b); \
00165 vga_hw_update_ptr update; \
00166 vga_hw_invalidate_ptr invalidate; \
00167 vga_hw_screen_dump_ptr screen_dump; \
00168 vga_hw_text_update_ptr text_update; \
00169 \
00170 uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
00171 void (*cursor_invalidate)(struct VGAState *s); \
00172 void (*cursor_draw_line)(struct VGAState *s, uint8_t *d, int y); \
00173 \
00174 uint32_t last_palette[256]; \
00175 uint32_t last_ch_attr[CH_ATTR_SIZE]; \
00176 \
00177 vga_retrace_fn retrace; \
00178 vga_update_retrace_info_fn update_retrace_info; \
00179 union vga_retrace retrace_info;
00180
00181
00182 typedef struct VGAState {
00183 VGA_STATE_COMMON
00184 } VGAState;
00185
00186 static inline int c6_to_8(int v)
00187 {
00188 int b;
00189 v &= 0x3f;
00190 b = v & 1;
00191 return (v << 2) | (b << 1) | b;
00192 }
00193
00194 void vga_common_init(VGAState *s, uint8_t *vga_ram_base,
00195 ram_addr_t vga_ram_offset, int vga_ram_size);
00196 void vga_init(VGAState *s);
00197 void vga_reset(void *s);
00198
00199 void vga_dirty_log_start(VGAState *s);
00200 void vga_dirty_log_stop(VGAState *s);
00201
00202 uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
00203 void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
00204 void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
00205 int ppm_save(const char *filename, struct DisplaySurface *ds);
00206
00207 void vga_draw_cursor_line_8(uint8_t *d1, const uint8_t *src1,
00208 int poffset, int w,
00209 unsigned int color0, unsigned int color1,
00210 unsigned int color_xor);
00211 void vga_draw_cursor_line_16(uint8_t *d1, const uint8_t *src1,
00212 int poffset, int w,
00213 unsigned int color0, unsigned int color1,
00214 unsigned int color_xor);
00215 void vga_draw_cursor_line_32(uint8_t *d1, const uint8_t *src1,
00216 int poffset, int w,
00217 unsigned int color0, unsigned int color1,
00218 unsigned int color_xor);
00219
00220 extern const uint8_t sr_mask[8];
00221 extern const uint8_t gr_mask[16];