root / hw / vga_int.h @ 28366c3a
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1 | 798b0c25 | bellard | /*
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2 | 798b0c25 | bellard | * QEMU internal VGA defines.
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3 | 5fafdf24 | ths | *
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4 | 798b0c25 | bellard | * Copyright (c) 2003-2004 Fabrice Bellard
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5 | 5fafdf24 | ths | *
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6 | 798b0c25 | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 798b0c25 | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | 798b0c25 | bellard | * in the Software without restriction, including without limitation the rights
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9 | 798b0c25 | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 798b0c25 | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | 798b0c25 | bellard | * furnished to do so, subject to the following conditions:
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12 | 798b0c25 | bellard | *
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13 | 798b0c25 | bellard | * The above copyright notice and this permission notice shall be included in
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14 | 798b0c25 | bellard | * all copies or substantial portions of the Software.
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15 | 798b0c25 | bellard | *
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16 | 798b0c25 | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 798b0c25 | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 798b0c25 | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 798b0c25 | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 798b0c25 | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 798b0c25 | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 798b0c25 | bellard | * THE SOFTWARE.
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23 | 798b0c25 | bellard | */
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24 | 798b0c25 | bellard | #define MSR_COLOR_EMULATION 0x01 |
25 | 798b0c25 | bellard | #define MSR_PAGE_SELECT 0x20 |
26 | 798b0c25 | bellard | |
27 | 798b0c25 | bellard | #define ST01_V_RETRACE 0x08 |
28 | 798b0c25 | bellard | #define ST01_DISP_ENABLE 0x01 |
29 | 798b0c25 | bellard | |
30 | 798b0c25 | bellard | /* bochs VBE support */
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31 | 798b0c25 | bellard | #define CONFIG_BOCHS_VBE
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32 | 798b0c25 | bellard | |
33 | 8454df8b | bellard | #define VBE_DISPI_MAX_XRES 1600 |
34 | 8454df8b | bellard | #define VBE_DISPI_MAX_YRES 1200 |
35 | 8454df8b | bellard | #define VBE_DISPI_MAX_BPP 32 |
36 | 798b0c25 | bellard | |
37 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_ID 0x0 |
38 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_XRES 0x1 |
39 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_YRES 0x2 |
40 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_BPP 0x3 |
41 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_ENABLE 0x4 |
42 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_BANK 0x5 |
43 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_VIRT_WIDTH 0x6 |
44 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7 |
45 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_X_OFFSET 0x8 |
46 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_Y_OFFSET 0x9 |
47 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_NB 0xa |
48 | 3b46e624 | ths | |
49 | 798b0c25 | bellard | #define VBE_DISPI_ID0 0xB0C0 |
50 | 798b0c25 | bellard | #define VBE_DISPI_ID1 0xB0C1 |
51 | 798b0c25 | bellard | #define VBE_DISPI_ID2 0xB0C2 |
52 | 37dd208d | bellard | #define VBE_DISPI_ID3 0xB0C3 |
53 | 37dd208d | bellard | #define VBE_DISPI_ID4 0xB0C4 |
54 | 3b46e624 | ths | |
55 | 798b0c25 | bellard | #define VBE_DISPI_DISABLED 0x00 |
56 | 798b0c25 | bellard | #define VBE_DISPI_ENABLED 0x01 |
57 | 8454df8b | bellard | #define VBE_DISPI_GETCAPS 0x02 |
58 | 8454df8b | bellard | #define VBE_DISPI_8BIT_DAC 0x20 |
59 | 798b0c25 | bellard | #define VBE_DISPI_LFB_ENABLED 0x40 |
60 | 798b0c25 | bellard | #define VBE_DISPI_NOCLEARMEM 0x80 |
61 | 3b46e624 | ths | |
62 | 798b0c25 | bellard | #define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000 |
63 | 798b0c25 | bellard | |
64 | 798b0c25 | bellard | #ifdef CONFIG_BOCHS_VBE
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65 | 4e3e9d0b | bellard | |
66 | 4e3e9d0b | bellard | #define VGA_STATE_COMMON_BOCHS_VBE \
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67 | 4e3e9d0b | bellard | uint16_t vbe_index; \ |
68 | 4e3e9d0b | bellard | uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \ |
69 | 4e3e9d0b | bellard | uint32_t vbe_start_addr; \ |
70 | 4e3e9d0b | bellard | uint32_t vbe_line_offset; \ |
71 | 798b0c25 | bellard | uint32_t vbe_bank_mask; |
72 | 4e3e9d0b | bellard | |
73 | 4e3e9d0b | bellard | #else
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74 | 4e3e9d0b | bellard | |
75 | 4e3e9d0b | bellard | #define VGA_STATE_COMMON_BOCHS_VBE
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76 | 4e3e9d0b | bellard | |
77 | 4e3e9d0b | bellard | #endif /* !CONFIG_BOCHS_VBE */ |
78 | 4e3e9d0b | bellard | |
79 | 798b0c25 | bellard | #define CH_ATTR_SIZE (160 * 100) |
80 | 8454df8b | bellard | #define VGA_MAX_HEIGHT 2048 |
81 | 4e3e9d0b | bellard | |
82 | cb5a7aa8 | malc | struct vga_precise_retrace {
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83 | cb5a7aa8 | malc | int64_t ticks_per_char; |
84 | cb5a7aa8 | malc | int64_t total_chars; |
85 | cb5a7aa8 | malc | int htotal;
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86 | cb5a7aa8 | malc | int hstart;
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87 | cb5a7aa8 | malc | int hend;
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88 | cb5a7aa8 | malc | int vstart;
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89 | cb5a7aa8 | malc | int vend;
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90 | cb5a7aa8 | malc | int freq;
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91 | cb5a7aa8 | malc | }; |
92 | cb5a7aa8 | malc | |
93 | cb5a7aa8 | malc | union vga_retrace {
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94 | cb5a7aa8 | malc | struct vga_precise_retrace precise;
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95 | cb5a7aa8 | malc | }; |
96 | cb5a7aa8 | malc | |
97 | 4e12cd94 | Avi Kivity | struct VGACommonState;
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98 | 4e12cd94 | Avi Kivity | typedef uint8_t (* vga_retrace_fn)(struct VGACommonState *s); |
99 | 4e12cd94 | Avi Kivity | typedef void (* vga_update_retrace_info_fn)(struct VGACommonState *s); |
100 | 4e12cd94 | Avi Kivity | |
101 | 4e12cd94 | Avi Kivity | typedef struct VGACommonState { |
102 | 4e12cd94 | Avi Kivity | uint8_t *vram_ptr; |
103 | c227f099 | Anthony Liguori | ram_addr_t vram_offset; |
104 | 4e12cd94 | Avi Kivity | unsigned int vram_size; |
105 | 4e12cd94 | Avi Kivity | uint32_t lfb_addr; |
106 | 4e12cd94 | Avi Kivity | uint32_t lfb_end; |
107 | 4e12cd94 | Avi Kivity | uint32_t map_addr; |
108 | 4e12cd94 | Avi Kivity | uint32_t map_end; |
109 | 4e12cd94 | Avi Kivity | uint32_t lfb_vram_mapped; /* whether 0xa0000 is mapped as ram */
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110 | df59cbc6 | Gerd Hoffmann | uint32_t bios_offset; |
111 | df59cbc6 | Gerd Hoffmann | uint32_t bios_size; |
112 | 4e12cd94 | Avi Kivity | uint32_t latch; |
113 | 4e12cd94 | Avi Kivity | uint8_t sr_index; |
114 | 4e12cd94 | Avi Kivity | uint8_t sr[256];
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115 | 4e12cd94 | Avi Kivity | uint8_t gr_index; |
116 | 4e12cd94 | Avi Kivity | uint8_t gr[256];
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117 | 4e12cd94 | Avi Kivity | uint8_t ar_index; |
118 | 4e12cd94 | Avi Kivity | uint8_t ar[21];
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119 | 4e12cd94 | Avi Kivity | int ar_flip_flop;
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120 | 4e12cd94 | Avi Kivity | uint8_t cr_index; |
121 | 4e12cd94 | Avi Kivity | uint8_t cr[256]; /* CRT registers */ |
122 | 4e12cd94 | Avi Kivity | uint8_t msr; /* Misc Output Register */
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123 | 4e12cd94 | Avi Kivity | uint8_t fcr; /* Feature Control Register */
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124 | 4e12cd94 | Avi Kivity | uint8_t st00; /* status 0 */
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125 | 4e12cd94 | Avi Kivity | uint8_t st01; /* status 1 */
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126 | 4e12cd94 | Avi Kivity | uint8_t dac_state; |
127 | 4e12cd94 | Avi Kivity | uint8_t dac_sub_index; |
128 | 4e12cd94 | Avi Kivity | uint8_t dac_read_index; |
129 | 4e12cd94 | Avi Kivity | uint8_t dac_write_index; |
130 | 4e12cd94 | Avi Kivity | uint8_t dac_cache[3]; /* used when writing */ |
131 | 4e12cd94 | Avi Kivity | int dac_8bit;
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132 | 4e12cd94 | Avi Kivity | uint8_t palette[768];
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133 | 4e12cd94 | Avi Kivity | int32_t bank_offset; |
134 | 4e12cd94 | Avi Kivity | int vga_io_memory;
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135 | 4e12cd94 | Avi Kivity | int (*get_bpp)(struct VGACommonState *s); |
136 | 4e12cd94 | Avi Kivity | void (*get_offsets)(struct VGACommonState *s, |
137 | 4e12cd94 | Avi Kivity | uint32_t *pline_offset, |
138 | 4e12cd94 | Avi Kivity | uint32_t *pstart_addr, |
139 | 4e12cd94 | Avi Kivity | uint32_t *pline_compare); |
140 | 4e12cd94 | Avi Kivity | void (*get_resolution)(struct VGACommonState *s, |
141 | 4e12cd94 | Avi Kivity | int *pwidth,
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142 | 4e12cd94 | Avi Kivity | int *pheight);
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143 | 4e12cd94 | Avi Kivity | VGA_STATE_COMMON_BOCHS_VBE |
144 | 4e12cd94 | Avi Kivity | /* display refresh support */
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145 | 4e12cd94 | Avi Kivity | DisplayState *ds; |
146 | 4e12cd94 | Avi Kivity | uint32_t font_offsets[2];
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147 | 4e12cd94 | Avi Kivity | int graphic_mode;
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148 | 4e12cd94 | Avi Kivity | uint8_t shift_control; |
149 | 4e12cd94 | Avi Kivity | uint8_t double_scan; |
150 | 4e12cd94 | Avi Kivity | uint32_t line_offset; |
151 | 4e12cd94 | Avi Kivity | uint32_t line_compare; |
152 | 4e12cd94 | Avi Kivity | uint32_t start_addr; |
153 | 4e12cd94 | Avi Kivity | uint32_t plane_updated; |
154 | 4e12cd94 | Avi Kivity | uint32_t last_line_offset; |
155 | 4e12cd94 | Avi Kivity | uint8_t last_cw, last_ch; |
156 | 4e12cd94 | Avi Kivity | uint32_t last_width, last_height; /* in chars or pixels */
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157 | 4e12cd94 | Avi Kivity | uint32_t last_scr_width, last_scr_height; /* in pixels */
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158 | 4e12cd94 | Avi Kivity | uint32_t last_depth; /* in bits */
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159 | 0bd8246b | Stefano Stabellini | uint8_t full_update; |
160 | 4e12cd94 | Avi Kivity | uint8_t cursor_start, cursor_end; |
161 | 4e12cd94 | Avi Kivity | uint32_t cursor_offset; |
162 | 4e12cd94 | Avi Kivity | unsigned int (*rgb_to_pixel)(unsigned int r, |
163 | 4e12cd94 | Avi Kivity | unsigned int g, unsigned b); |
164 | 4e12cd94 | Avi Kivity | vga_hw_update_ptr update; |
165 | 4e12cd94 | Avi Kivity | vga_hw_invalidate_ptr invalidate; |
166 | 4e12cd94 | Avi Kivity | vga_hw_screen_dump_ptr screen_dump; |
167 | 4e12cd94 | Avi Kivity | vga_hw_text_update_ptr text_update; |
168 | 4e12cd94 | Avi Kivity | /* hardware mouse cursor support */
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169 | 4e12cd94 | Avi Kivity | uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
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170 | 4e12cd94 | Avi Kivity | void (*cursor_invalidate)(struct VGACommonState *s); |
171 | 4e12cd94 | Avi Kivity | void (*cursor_draw_line)(struct VGACommonState *s, uint8_t *d, int y); |
172 | 4e12cd94 | Avi Kivity | /* tell for each page if it has been updated since the last time */
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173 | 4e12cd94 | Avi Kivity | uint32_t last_palette[256];
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174 | 4e12cd94 | Avi Kivity | uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
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175 | 4e12cd94 | Avi Kivity | /* retrace */
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176 | 4e12cd94 | Avi Kivity | vga_retrace_fn retrace; |
177 | 4e12cd94 | Avi Kivity | vga_update_retrace_info_fn update_retrace_info; |
178 | cb5a7aa8 | malc | union vga_retrace retrace_info;
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179 | 4e12cd94 | Avi Kivity | } VGACommonState; |
180 | 4e3e9d0b | bellard | |
181 | a8aa669b | bellard | static inline int c6_to_8(int v) |
182 | a8aa669b | bellard | { |
183 | a8aa669b | bellard | int b;
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184 | a8aa669b | bellard | v &= 0x3f;
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185 | a8aa669b | bellard | b = v & 1;
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186 | a8aa669b | bellard | return (v << 2) | (b << 1) | b; |
187 | a8aa669b | bellard | } |
188 | a8aa669b | bellard | |
189 | a4a2f59c | Juan Quintela | void vga_common_init(VGACommonState *s, int vga_ram_size); |
190 | a4a2f59c | Juan Quintela | void vga_init(VGACommonState *s);
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191 | 03a3e7ba | Juan Quintela | void vga_common_reset(VGACommonState *s);
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192 | 2bec46dc | aliguori | |
193 | a4a2f59c | Juan Quintela | void vga_dirty_log_start(VGACommonState *s);
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194 | 2bec46dc | aliguori | |
195 | 0d65ddc3 | Juan Quintela | void vga_common_save(QEMUFile *f, void *opaque); |
196 | 0d65ddc3 | Juan Quintela | int vga_common_load(QEMUFile *f, void *opaque, int version_id); |
197 | 43bf782b | Juan Quintela | uint32_t vga_ioport_read(void *opaque, uint32_t addr);
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198 | 43bf782b | Juan Quintela | void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val); |
199 | c227f099 | Anthony Liguori | uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
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200 | c227f099 | Anthony Liguori | void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val); |
201 | a4a2f59c | Juan Quintela | void vga_invalidate_scanlines(VGACommonState *s, int y1, int y2); |
202 | e07d630a | aliguori | int ppm_save(const char *filename, struct DisplaySurface *ds); |
203 | a8aa669b | bellard | |
204 | 5fafdf24 | ths | void vga_draw_cursor_line_8(uint8_t *d1, const uint8_t *src1, |
205 | 5fafdf24 | ths | int poffset, int w, |
206 | a8aa669b | bellard | unsigned int color0, unsigned int color1, |
207 | a8aa669b | bellard | unsigned int color_xor); |
208 | 5fafdf24 | ths | void vga_draw_cursor_line_16(uint8_t *d1, const uint8_t *src1, |
209 | 5fafdf24 | ths | int poffset, int w, |
210 | a8aa669b | bellard | unsigned int color0, unsigned int color1, |
211 | a8aa669b | bellard | unsigned int color_xor); |
212 | 5fafdf24 | ths | void vga_draw_cursor_line_32(uint8_t *d1, const uint8_t *src1, |
213 | 5fafdf24 | ths | int poffset, int w, |
214 | a8aa669b | bellard | unsigned int color0, unsigned int color1, |
215 | a8aa669b | bellard | unsigned int color_xor); |
216 | 798b0c25 | bellard | |
217 | 25a18cbd | Juan Quintela | int vga_ioport_invalid(VGACommonState *s, uint32_t addr);
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218 | 25a18cbd | Juan Quintela | |
219 | 798b0c25 | bellard | extern const uint8_t sr_mask[8]; |
220 | 798b0c25 | bellard | extern const uint8_t gr_mask[16]; |
221 | fbe1b595 | Paul Brook | |
222 | fbe1b595 | Paul Brook | #define VGA_RAM_SIZE (8192 * 1024) |
223 | fbe1b595 | Paul Brook | |
224 | f97e36b9 | Juan Quintela | extern CPUReadMemoryFunc * const vga_mem_read[3]; |
225 | f97e36b9 | Juan Quintela | extern CPUWriteMemoryFunc * const vga_mem_write[3]; |