| 56 |
56 |
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| 57 |
57 |
#define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
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| 58 |
58 |
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| 59 |
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typedef struct VGAState {
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| 60 |
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uint8_t *vram_ptr;
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| 61 |
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unsigned long vram_offset;
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| 62 |
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unsigned int vram_size;
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| 63 |
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uint32_t latch;
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| 64 |
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uint8_t sr_index;
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| 65 |
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uint8_t sr[256];
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| 66 |
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uint8_t gr_index;
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| 67 |
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uint8_t gr[256];
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| 68 |
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uint8_t ar_index;
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| 69 |
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uint8_t ar[21];
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| 70 |
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int ar_flip_flop;
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| 71 |
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uint8_t cr_index;
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| 72 |
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uint8_t cr[256]; /* CRT registers */
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| 73 |
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uint8_t msr; /* Misc Output Register */
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| 74 |
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uint8_t fcr; /* Feature Control Register */
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| 75 |
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uint8_t st00; /* status 0 */
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| 76 |
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uint8_t st01; /* status 1 */
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| 77 |
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uint8_t dac_state;
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| 78 |
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uint8_t dac_sub_index;
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| 79 |
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uint8_t dac_read_index;
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| 80 |
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uint8_t dac_write_index;
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| 81 |
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uint8_t dac_cache[3]; /* used when writing */
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| 82 |
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uint8_t palette[768];
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| 83 |
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int32_t bank_offset;
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| 84 |
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int (*get_bpp)(struct VGAState *s);
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| 85 |
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void (*get_offsets)(struct VGAState *s,
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| 86 |
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uint32_t *pline_offset,
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| 87 |
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uint32_t *pstart_addr);
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| 88 |
59 |
#ifdef CONFIG_BOCHS_VBE
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| 89 |
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uint16_t vbe_index;
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| 90 |
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uint16_t vbe_regs[VBE_DISPI_INDEX_NB];
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| 91 |
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uint32_t vbe_start_addr;
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| 92 |
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uint32_t vbe_line_offset;
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60 |
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61 |
#define VGA_STATE_COMMON_BOCHS_VBE \
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62 |
uint16_t vbe_index; \
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63 |
uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
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64 |
uint32_t vbe_start_addr; \
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65 |
uint32_t vbe_line_offset; \
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66 |
uint32_t vbe_bank_mask;
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| 94 |
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#endif
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| 95 |
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/* display refresh support */
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| 96 |
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DisplayState *ds;
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| 97 |
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uint32_t font_offsets[2];
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| 98 |
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int graphic_mode;
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| 99 |
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uint8_t shift_control;
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| 100 |
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uint8_t double_scan;
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| 101 |
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uint32_t line_offset;
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| 102 |
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uint32_t line_compare;
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| 103 |
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uint32_t start_addr;
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| 104 |
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uint8_t last_cw, last_ch;
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| 105 |
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uint32_t last_width, last_height; /* in chars or pixels */
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| 106 |
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uint32_t last_scr_width, last_scr_height; /* in pixels */
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| 107 |
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uint8_t cursor_start, cursor_end;
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| 108 |
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uint32_t cursor_offset;
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| 109 |
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unsigned int (*rgb_to_pixel)(unsigned int r, unsigned int g, unsigned b);
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| 110 |
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/* tell for each page if it has been updated since the last time */
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| 111 |
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uint32_t last_palette[256];
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|
67 |
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|
68 |
#else
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|
69 |
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|
70 |
#define VGA_STATE_COMMON_BOCHS_VBE
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|
71 |
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|
72 |
#endif /* !CONFIG_BOCHS_VBE */
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|
73 |
|
| 112 |
74 |
#define CH_ATTR_SIZE (160 * 100)
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|
75 |
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|
76 |
#define VGA_STATE_COMMON \
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|
77 |
uint8_t *vram_ptr; \
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|
78 |
unsigned long vram_offset; \
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|
79 |
unsigned int vram_size; \
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|
80 |
uint32_t latch; \
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|
81 |
uint8_t sr_index; \
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|
82 |
uint8_t sr[256]; \
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|
83 |
uint8_t gr_index; \
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|
84 |
uint8_t gr[256]; \
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|
85 |
uint8_t ar_index; \
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|
86 |
uint8_t ar[21]; \
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|
87 |
int ar_flip_flop; \
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|
88 |
uint8_t cr_index; \
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|
89 |
uint8_t cr[256]; /* CRT registers */ \
|
|
90 |
uint8_t msr; /* Misc Output Register */ \
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|
91 |
uint8_t fcr; /* Feature Control Register */ \
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|
92 |
uint8_t st00; /* status 0 */ \
|
|
93 |
uint8_t st01; /* status 1 */ \
|
|
94 |
uint8_t dac_state; \
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|
95 |
uint8_t dac_sub_index; \
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|
96 |
uint8_t dac_read_index; \
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|
97 |
uint8_t dac_write_index; \
|
|
98 |
uint8_t dac_cache[3]; /* used when writing */ \
|
|
99 |
uint8_t palette[768]; \
|
|
100 |
int32_t bank_offset; \
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|
101 |
int (*get_bpp)(struct VGAState *s); \
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|
102 |
void (*get_offsets)(struct VGAState *s, \
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|
103 |
uint32_t *pline_offset, \
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|
104 |
uint32_t *pstart_addr); \
|
|
105 |
VGA_STATE_COMMON_BOCHS_VBE \
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|
106 |
/* display refresh support */ \
|
|
107 |
DisplayState *ds; \
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|
108 |
uint32_t font_offsets[2]; \
|
|
109 |
int graphic_mode; \
|
|
110 |
uint8_t shift_control; \
|
|
111 |
uint8_t double_scan; \
|
|
112 |
uint32_t line_offset; \
|
|
113 |
uint32_t line_compare; \
|
|
114 |
uint32_t start_addr; \
|
|
115 |
uint8_t last_cw, last_ch; \
|
|
116 |
uint32_t last_width, last_height; /* in chars or pixels */ \
|
|
117 |
uint32_t last_scr_width, last_scr_height; /* in pixels */ \
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|
118 |
uint8_t cursor_start, cursor_end; \
|
|
119 |
uint32_t cursor_offset; \
|
|
120 |
unsigned int (*rgb_to_pixel)(unsigned int r, \
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|
121 |
unsigned int g, unsigned b); \
|
|
122 |
/* tell for each page if it has been updated since the last time */ \
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|
123 |
uint32_t last_palette[256]; \
|
| 113 |
124 |
uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
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|
125 |
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|
126 |
|
|
127 |
typedef struct VGAState {
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|
128 |
VGA_STATE_COMMON
|
| 114 |
129 |
} VGAState;
|
| 115 |
130 |
|
| 116 |
131 |
void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
|