| 1 | #ifndef VBOX_INCLUDED_Graphics_vgadefs_h
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| 2 | #define VBOX_INCLUDED_Graphics_vgadefs_h
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| 3 |
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| 4 | /*
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| 5 | *
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| 6 | * BIOS Memory
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| 7 | *
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| 8 | */
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| 9 | #define BIOSMEM_SEG 0x40
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| 10 |
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| 11 | #define BIOSMEM_INITIAL_MODE 0x10
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| 12 | #define BIOSMEM_CURRENT_MODE 0x49
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| 13 | #define BIOSMEM_NB_COLS 0x4A
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| 14 | #define BIOSMEM_PAGE_SIZE 0x4C
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| 15 | #define BIOSMEM_CURRENT_START 0x4E
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| 16 | #define BIOSMEM_CURSOR_POS 0x50
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| 17 | #define BIOSMEM_CURSOR_TYPE 0x60
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| 18 | #define BIOSMEM_CURRENT_PAGE 0x62
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| 19 | #define BIOSMEM_CRTC_ADDRESS 0x63
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| 20 | #define BIOSMEM_CURRENT_MSR 0x65
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| 21 | #define BIOSMEM_CURRENT_PAL 0x66
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| 22 | #define BIOSMEM_NB_ROWS 0x84
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| 23 | #define BIOSMEM_CHAR_HEIGHT 0x85
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| 24 | #define BIOSMEM_VIDEO_CTL 0x87
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| 25 | #define BIOSMEM_SWITCHES 0x88
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| 26 | #define BIOSMEM_MODESET_CTL 0x89
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| 27 | #define BIOSMEM_DCC_INDEX 0x8A
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| 28 | #define BIOSMEM_VS_POINTER 0xA8
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| 29 | #define BIOSMEM_VBE_FLAG 0xB9
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| 30 | #define BIOSMEM_VBE_MODE 0xBA
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| 31 |
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| 32 |
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| 33 | /*
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| 34 | *
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| 35 | * VGA registers
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| 36 | *
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| 37 | */
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| 38 | #define VGAREG_ACTL_ADDRESS 0x3c0
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| 39 | #define VGAREG_ACTL_WRITE_DATA 0x3c0
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| 40 | #define VGAREG_ACTL_READ_DATA 0x3c1
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| 41 |
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| 42 | #define VGAREG_INPUT_STATUS 0x3c2
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| 43 | #define VGAREG_WRITE_MISC_OUTPUT 0x3c2
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| 44 | #define VGAREG_VIDEO_ENABLE 0x3c3
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| 45 | #define VGAREG_SEQU_ADDRESS 0x3c4
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| 46 | #define VGAREG_SEQU_DATA 0x3c5
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| 47 |
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| 48 | #define VGAREG_PEL_MASK 0x3c6
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| 49 | #define VGAREG_DAC_STATE 0x3c7
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| 50 | #define VGAREG_DAC_READ_ADDRESS 0x3c7
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| 51 | #define VGAREG_DAC_WRITE_ADDRESS 0x3c8
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| 52 | #define VGAREG_DAC_DATA 0x3c9
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| 53 |
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| 54 | #define VGAREG_READ_FEATURE_CTL 0x3ca
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| 55 | #define VGAREG_READ_MISC_OUTPUT 0x3cc
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| 56 |
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| 57 | #define VGAREG_GRDC_ADDRESS 0x3ce
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| 58 | #define VGAREG_GRDC_DATA 0x3cf
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| 59 |
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| 60 | #define VGAREG_MDA_CRTC_ADDRESS 0x3b4
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| 61 | #define VGAREG_MDA_CRTC_DATA 0x3b5
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| 62 | #define VGAREG_VGA_CRTC_ADDRESS 0x3d4
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| 63 | #define VGAREG_VGA_CRTC_DATA 0x3d5
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| 64 |
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| 65 | #define VGAREG_MDA_WRITE_FEATURE_CTL 0x3ba
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| 66 | #define VGAREG_VGA_WRITE_FEATURE_CTL 0x3da
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| 67 | #define VGAREG_ACTL_RESET 0x3da
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| 68 |
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| 69 | #define VGAREG_MDA_MODECTL 0x3b8
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| 70 | #define VGAREG_CGA_MODECTL 0x3d8
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| 71 | #define VGAREG_CGA_PALETTE 0x3d9
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| 72 |
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| 73 | #endif
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| 74 |
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