root / hw / vga_int.h @ 2850ca9e
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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 | 11b6b345 | Juan Quintela | |
25 | 11b6b345 | Juan Quintela | #include <hw/hw.h> |
26 | b1950430 | Avi Kivity | #include "memory.h" |
27 | 11b6b345 | Juan Quintela | |
28 | 798b0c25 | bellard | #define ST01_V_RETRACE 0x08 |
29 | 798b0c25 | bellard | #define ST01_DISP_ENABLE 0x01 |
30 | 798b0c25 | bellard | |
31 | 798b0c25 | bellard | /* bochs VBE support */
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32 | 798b0c25 | bellard | #define CONFIG_BOCHS_VBE
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33 | 798b0c25 | bellard | |
34 | 8454df8b | bellard | #define VBE_DISPI_MAX_XRES 1600 |
35 | 8454df8b | bellard | #define VBE_DISPI_MAX_YRES 1200 |
36 | 8454df8b | bellard | #define VBE_DISPI_MAX_BPP 32 |
37 | 798b0c25 | bellard | |
38 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_ID 0x0 |
39 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_XRES 0x1 |
40 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_YRES 0x2 |
41 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_BPP 0x3 |
42 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_ENABLE 0x4 |
43 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_BANK 0x5 |
44 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_VIRT_WIDTH 0x6 |
45 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7 |
46 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_X_OFFSET 0x8 |
47 | 798b0c25 | bellard | #define VBE_DISPI_INDEX_Y_OFFSET 0x9 |
48 | af92284b | Gerd Hoffmann | #define VBE_DISPI_INDEX_NB 0xa /* size of vbe_regs[] */ |
49 | af92284b | Gerd Hoffmann | #define VBE_DISPI_INDEX_VIDEO_MEMORY_64K 0xa /* read-only, not in vbe_regs */ |
50 | 3b46e624 | ths | |
51 | 798b0c25 | bellard | #define VBE_DISPI_ID0 0xB0C0 |
52 | 798b0c25 | bellard | #define VBE_DISPI_ID1 0xB0C1 |
53 | 798b0c25 | bellard | #define VBE_DISPI_ID2 0xB0C2 |
54 | 37dd208d | bellard | #define VBE_DISPI_ID3 0xB0C3 |
55 | 37dd208d | bellard | #define VBE_DISPI_ID4 0xB0C4 |
56 | af92284b | Gerd Hoffmann | #define VBE_DISPI_ID5 0xB0C5 |
57 | 3b46e624 | ths | |
58 | 798b0c25 | bellard | #define VBE_DISPI_DISABLED 0x00 |
59 | 798b0c25 | bellard | #define VBE_DISPI_ENABLED 0x01 |
60 | 8454df8b | bellard | #define VBE_DISPI_GETCAPS 0x02 |
61 | 8454df8b | bellard | #define VBE_DISPI_8BIT_DAC 0x20 |
62 | 798b0c25 | bellard | #define VBE_DISPI_LFB_ENABLED 0x40 |
63 | 798b0c25 | bellard | #define VBE_DISPI_NOCLEARMEM 0x80 |
64 | 3b46e624 | ths | |
65 | 798b0c25 | bellard | #define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000 |
66 | 798b0c25 | bellard | |
67 | 798b0c25 | bellard | #ifdef CONFIG_BOCHS_VBE
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68 | 4e3e9d0b | bellard | |
69 | 4e3e9d0b | bellard | #define VGA_STATE_COMMON_BOCHS_VBE \
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70 | 4e3e9d0b | bellard | uint16_t vbe_index; \ |
71 | 4e3e9d0b | bellard | uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \ |
72 | 4e3e9d0b | bellard | uint32_t vbe_start_addr; \ |
73 | 4e3e9d0b | bellard | uint32_t vbe_line_offset; \ |
74 | f0138a63 | Anthony Liguori | uint32_t vbe_bank_mask; \ |
75 | f0138a63 | Anthony Liguori | int vbe_mapped;
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76 | 4e3e9d0b | bellard | #else
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77 | 4e3e9d0b | bellard | |
78 | 4e3e9d0b | bellard | #define VGA_STATE_COMMON_BOCHS_VBE
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79 | 4e3e9d0b | bellard | |
80 | 4e3e9d0b | bellard | #endif /* !CONFIG_BOCHS_VBE */ |
81 | 4e3e9d0b | bellard | |
82 | 798b0c25 | bellard | #define CH_ATTR_SIZE (160 * 100) |
83 | 8454df8b | bellard | #define VGA_MAX_HEIGHT 2048 |
84 | 4e3e9d0b | bellard | |
85 | cb5a7aa8 | malc | struct vga_precise_retrace {
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86 | cb5a7aa8 | malc | int64_t ticks_per_char; |
87 | cb5a7aa8 | malc | int64_t total_chars; |
88 | cb5a7aa8 | malc | int htotal;
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89 | cb5a7aa8 | malc | int hstart;
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90 | cb5a7aa8 | malc | int hend;
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91 | cb5a7aa8 | malc | int vstart;
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92 | cb5a7aa8 | malc | int vend;
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93 | cb5a7aa8 | malc | int freq;
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94 | cb5a7aa8 | malc | }; |
95 | cb5a7aa8 | malc | |
96 | cb5a7aa8 | malc | union vga_retrace {
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97 | cb5a7aa8 | malc | struct vga_precise_retrace precise;
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98 | cb5a7aa8 | malc | }; |
99 | cb5a7aa8 | malc | |
100 | 4e12cd94 | Avi Kivity | struct VGACommonState;
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101 | 4e12cd94 | Avi Kivity | typedef uint8_t (* vga_retrace_fn)(struct VGACommonState *s); |
102 | 4e12cd94 | Avi Kivity | typedef void (* vga_update_retrace_info_fn)(struct VGACommonState *s); |
103 | 4e12cd94 | Avi Kivity | |
104 | 4e12cd94 | Avi Kivity | typedef struct VGACommonState { |
105 | 80763888 | Jan Kiszka | MemoryRegion *legacy_address_space; |
106 | 4e12cd94 | Avi Kivity | uint8_t *vram_ptr; |
107 | b1950430 | Avi Kivity | MemoryRegion vram; |
108 | a19cbfb3 | Gerd Hoffmann | uint32_t vram_size; |
109 | 4e12cd94 | Avi Kivity | uint32_t latch; |
110 | 80763888 | Jan Kiszka | MemoryRegion *chain4_alias; |
111 | 4e12cd94 | Avi Kivity | uint8_t sr_index; |
112 | 4e12cd94 | Avi Kivity | uint8_t sr[256];
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113 | 4e12cd94 | Avi Kivity | uint8_t gr_index; |
114 | 4e12cd94 | Avi Kivity | uint8_t gr[256];
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115 | 4e12cd94 | Avi Kivity | uint8_t ar_index; |
116 | 4e12cd94 | Avi Kivity | uint8_t ar[21];
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117 | 4e12cd94 | Avi Kivity | int ar_flip_flop;
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118 | 4e12cd94 | Avi Kivity | uint8_t cr_index; |
119 | 4e12cd94 | Avi Kivity | uint8_t cr[256]; /* CRT registers */ |
120 | 4e12cd94 | Avi Kivity | uint8_t msr; /* Misc Output Register */
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121 | 4e12cd94 | Avi Kivity | uint8_t fcr; /* Feature Control Register */
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122 | 4e12cd94 | Avi Kivity | uint8_t st00; /* status 0 */
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123 | 4e12cd94 | Avi Kivity | uint8_t st01; /* status 1 */
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124 | 4e12cd94 | Avi Kivity | uint8_t dac_state; |
125 | 4e12cd94 | Avi Kivity | uint8_t dac_sub_index; |
126 | 4e12cd94 | Avi Kivity | uint8_t dac_read_index; |
127 | 4e12cd94 | Avi Kivity | uint8_t dac_write_index; |
128 | 4e12cd94 | Avi Kivity | uint8_t dac_cache[3]; /* used when writing */ |
129 | 4e12cd94 | Avi Kivity | int dac_8bit;
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130 | 4e12cd94 | Avi Kivity | uint8_t palette[768];
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131 | 4e12cd94 | Avi Kivity | int32_t bank_offset; |
132 | 4e12cd94 | Avi Kivity | int (*get_bpp)(struct VGACommonState *s); |
133 | 4e12cd94 | Avi Kivity | void (*get_offsets)(struct VGACommonState *s, |
134 | 4e12cd94 | Avi Kivity | uint32_t *pline_offset, |
135 | 4e12cd94 | Avi Kivity | uint32_t *pstart_addr, |
136 | 4e12cd94 | Avi Kivity | uint32_t *pline_compare); |
137 | 4e12cd94 | Avi Kivity | void (*get_resolution)(struct VGACommonState *s, |
138 | 4e12cd94 | Avi Kivity | int *pwidth,
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139 | 4e12cd94 | Avi Kivity | int *pheight);
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140 | 4e12cd94 | Avi Kivity | VGA_STATE_COMMON_BOCHS_VBE |
141 | 4e12cd94 | Avi Kivity | /* display refresh support */
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142 | 4e12cd94 | Avi Kivity | DisplayState *ds; |
143 | 4e12cd94 | Avi Kivity | uint32_t font_offsets[2];
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144 | 4e12cd94 | Avi Kivity | int graphic_mode;
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145 | 4e12cd94 | Avi Kivity | uint8_t shift_control; |
146 | 4e12cd94 | Avi Kivity | uint8_t double_scan; |
147 | 4e12cd94 | Avi Kivity | uint32_t line_offset; |
148 | 4e12cd94 | Avi Kivity | uint32_t line_compare; |
149 | 4e12cd94 | Avi Kivity | uint32_t start_addr; |
150 | 4e12cd94 | Avi Kivity | uint32_t plane_updated; |
151 | 4e12cd94 | Avi Kivity | uint32_t last_line_offset; |
152 | 4e12cd94 | Avi Kivity | uint8_t last_cw, last_ch; |
153 | 4e12cd94 | Avi Kivity | uint32_t last_width, last_height; /* in chars or pixels */
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154 | 4e12cd94 | Avi Kivity | uint32_t last_scr_width, last_scr_height; /* in pixels */
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155 | 4e12cd94 | Avi Kivity | uint32_t last_depth; /* in bits */
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156 | 4e12cd94 | Avi Kivity | uint8_t cursor_start, cursor_end; |
157 | 4e12cd94 | Avi Kivity | uint32_t cursor_offset; |
158 | 4e12cd94 | Avi Kivity | unsigned int (*rgb_to_pixel)(unsigned int r, |
159 | 4e12cd94 | Avi Kivity | unsigned int g, unsigned b); |
160 | 4e12cd94 | Avi Kivity | vga_hw_update_ptr update; |
161 | 4e12cd94 | Avi Kivity | vga_hw_invalidate_ptr invalidate; |
162 | 4e12cd94 | Avi Kivity | vga_hw_screen_dump_ptr screen_dump; |
163 | 4e12cd94 | Avi Kivity | vga_hw_text_update_ptr text_update; |
164 | 4e12cd94 | Avi Kivity | /* hardware mouse cursor support */
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165 | 4e12cd94 | Avi Kivity | uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
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166 | 4e12cd94 | Avi Kivity | void (*cursor_invalidate)(struct VGACommonState *s); |
167 | 4e12cd94 | Avi Kivity | void (*cursor_draw_line)(struct VGACommonState *s, uint8_t *d, int y); |
168 | 4e12cd94 | Avi Kivity | /* tell for each page if it has been updated since the last time */
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169 | 4e12cd94 | Avi Kivity | uint32_t last_palette[256];
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170 | 4e12cd94 | Avi Kivity | uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
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171 | 4e12cd94 | Avi Kivity | /* retrace */
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172 | 4e12cd94 | Avi Kivity | vga_retrace_fn retrace; |
173 | 4e12cd94 | Avi Kivity | vga_update_retrace_info_fn update_retrace_info; |
174 | cb5a7aa8 | malc | union vga_retrace retrace_info;
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175 | 2a3138ab | Juan Quintela | uint8_t is_vbe_vmstate; |
176 | 4e12cd94 | Avi Kivity | } VGACommonState; |
177 | 4e3e9d0b | bellard | |
178 | a8aa669b | bellard | static inline int c6_to_8(int v) |
179 | a8aa669b | bellard | { |
180 | a8aa669b | bellard | int b;
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181 | a8aa669b | bellard | v &= 0x3f;
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182 | a8aa669b | bellard | b = v & 1;
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183 | a8aa669b | bellard | return (v << 2) | (b << 1) | b; |
184 | a8aa669b | bellard | } |
185 | a8aa669b | bellard | |
186 | a4a2f59c | Juan Quintela | void vga_common_init(VGACommonState *s, int vga_ram_size); |
187 | 0a039dc7 | Richard Henderson | void vga_init(VGACommonState *s, MemoryRegion *address_space,
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188 | 0a039dc7 | Richard Henderson | MemoryRegion *address_space_io, bool init_vga_ports);
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189 | 0a039dc7 | Richard Henderson | MemoryRegion *vga_init_io(VGACommonState *s, |
190 | 0a039dc7 | Richard Henderson | const MemoryRegionPortio **vga_ports,
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191 | 0a039dc7 | Richard Henderson | const MemoryRegionPortio **vbe_ports);
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192 | 03a3e7ba | Juan Quintela | void vga_common_reset(VGACommonState *s);
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193 | 2bec46dc | aliguori | |
194 | a4a2f59c | Juan Quintela | void vga_dirty_log_start(VGACommonState *s);
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195 | b5cc6e32 | Anthony Liguori | void vga_dirty_log_stop(VGACommonState *s);
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196 | 2bec46dc | aliguori | |
197 | 11b6b345 | Juan Quintela | extern const VMStateDescription vmstate_vga_common; |
198 | 43bf782b | Juan Quintela | uint32_t vga_ioport_read(void *opaque, uint32_t addr);
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199 | 43bf782b | Juan Quintela | void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val); |
200 | b2a5e761 | Avi Kivity | uint32_t vga_mem_readb(VGACommonState *s, target_phys_addr_t addr); |
201 | b2a5e761 | Avi Kivity | void vga_mem_writeb(VGACommonState *s, target_phys_addr_t addr, uint32_t val);
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202 | a4a2f59c | Juan Quintela | void vga_invalidate_scanlines(VGACommonState *s, int y1, int y2); |
203 | e07d630a | aliguori | int ppm_save(const char *filename, struct DisplaySurface *ds); |
204 | a8aa669b | bellard | |
205 | 25a18cbd | Juan Quintela | int vga_ioport_invalid(VGACommonState *s, uint32_t addr);
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206 | be20f9e9 | Avi Kivity | void vga_init_vbe(VGACommonState *s, MemoryRegion *address_space);
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207 | 25a18cbd | Juan Quintela | |
208 | 798b0c25 | bellard | extern const uint8_t sr_mask[8]; |
209 | 798b0c25 | bellard | extern const uint8_t gr_mask[16]; |
210 | fbe1b595 | Paul Brook | |
211 | fbe1b595 | Paul Brook | #define VGA_RAM_SIZE (8192 * 1024) |
212 | 5245d57a | Gerd Hoffmann | #define VGABIOS_FILENAME "vgabios.bin" |
213 | 5245d57a | Gerd Hoffmann | #define VGABIOS_CIRRUS_FILENAME "vgabios-cirrus.bin" |
214 | fbe1b595 | Paul Brook | |
215 | b1950430 | Avi Kivity | extern const MemoryRegionOps vga_mem_ops; |