+++ /dev/null
-#ifndef vbe_h_included
-#define vbe_h_included
-
-#include "vgabios.h"
-
-// DISPI helper function
-void dispi_set_enable(enable);
-
-/** VBE int10 API
- *
- * See the function descriptions in vbe.c for more information
- */
-Boolean vbe_has_vbe_display();
-void vbe_biosfn_return_controller_information(AX, ES, DI);
-void vbe_biosfn_return_mode_information(AX, CX, ES, DI);
-void vbe_biosfn_set_mode(AX, BX, ES, DI);
-void vbe_biosfn_save_restore_state(AX, DL, CX, ES, BX);
-void vbe_biosfn_set_get_palette_data(AX);
-void vbe_biosfn_return_protected_mode_interface(AX);
-
-// The official VBE Information Block
-typedef struct VbeInfoBlock
-{
- Bit8u VbeSignature[4];
- Bit16u VbeVersion;
- Bit16u OemStringPtr_Off;
- Bit16u OemStringPtr_Seg;
- Bit8u Capabilities[4];
- Bit16u VideoModePtr_Off;
- Bit16u VideoModePtr_Seg;
- Bit16u TotalMemory;
- Bit16u OemSoftwareRev;
- Bit16u OemVendorNamePtr_Off;
- Bit16u OemVendorNamePtr_Seg;
- Bit16u OemProductNamePtr_Off;
- Bit16u OemProductNamePtr_Seg;
- Bit16u OemProductRevPtr_Off;
- Bit16u OemProductRevPtr_Seg;
- Bit16u Reserved[111]; // used for dynamicly generated mode list
- Bit8u OemData[256];
-} VbeInfoBlock;
-
-
-// This one is for compactly storing a static list of mode info blocks
-// this saves us 189 bytes per block
-typedef struct ModeInfoBlockCompact
-{
-// Mandatory information for all VBE revisions
- Bit16u ModeAttributes;
- Bit8u WinAAttributes;
- Bit8u WinBAttributes;
- Bit16u WinGranularity;
- Bit16u WinSize;
- Bit16u WinASegment;
- Bit16u WinBSegment;
- Bit32u WinFuncPtr;
- Bit16u BytesPerScanLine;
-// Mandatory information for VBE 1.2 and above
- Bit16u XResolution;
- Bit16u YResolution;
- Bit8u XCharSize;
- Bit8u YCharSize;
- Bit8u NumberOfPlanes;
- Bit8u BitsPerPixel;
- Bit8u NumberOfBanks;
- Bit8u MemoryModel;
- Bit8u BankSize;
- Bit8u NumberOfImagePages;
- Bit8u Reserved_page;
-// Direct Color fields (required for direct/6 and YUV/7 memory models)
- Bit8u RedMaskSize;
- Bit8u RedFieldPosition;
- Bit8u GreenMaskSize;
- Bit8u GreenFieldPosition;
- Bit8u BlueMaskSize;
- Bit8u BlueFieldPosition;
- Bit8u RsvdMaskSize;
- Bit8u RsvdFieldPosition;
- Bit8u DirectColorModeInfo;
-// Mandatory information for VBE 2.0 and above
- Bit32u PhysBasePtr;
- Bit32u OffScreenMemOffset;
- Bit16u OffScreenMemSize;
-// Mandatory information for VBE 3.0 and above
- Bit16u LinBytesPerScanLine;
- Bit8u BnkNumberOfPages;
- Bit8u LinNumberOfPages;
- Bit8u LinRedMaskSize;
- Bit8u LinRedFieldPosition;
- Bit8u LinGreenMaskSize;
- Bit8u LinGreenFieldPosition;
- Bit8u LinBlueMaskSize;
- Bit8u LinBlueFieldPosition;
- Bit8u LinRsvdMaskSize;
- Bit8u LinRsvdFieldPosition;
- Bit32u MaxPixelClock;
-// Bit8u Reserved[189]; // DO NOT PUT THIS IN HERE because of Compact Mode Info storage in bios
-} ModeInfoBlockCompact;
-
-typedef struct ModeInfoBlock
-{
-// Mandatory information for all VBE revisions
- Bit16u ModeAttributes;
- Bit8u WinAAttributes;
- Bit8u WinBAttributes;
- Bit16u WinGranularity;
- Bit16u WinSize;
- Bit16u WinASegment;
- Bit16u WinBSegment;
- Bit32u WinFuncPtr;
- Bit16u BytesPerScanLine;
-// Mandatory information for VBE 1.2 and above
- Bit16u XResolution;
- Bit16u YResolution;
- Bit8u XCharSize;
- Bit8u YCharSize;
- Bit8u NumberOfPlanes;
- Bit8u BitsPerPixel;
- Bit8u NumberOfBanks;
- Bit8u MemoryModel;
- Bit8u BankSize;
- Bit8u NumberOfImagePages;
- Bit8u Reserved_page;
-// Direct Color fields (required for direct/6 and YUV/7 memory models)
- Bit8u RedMaskSize;
- Bit8u RedFieldPosition;
- Bit8u GreenMaskSize;
- Bit8u GreenFieldPosition;
- Bit8u BlueMaskSize;
- Bit8u BlueFieldPosition;
- Bit8u RsvdMaskSize;
- Bit8u RsvdFieldPosition;
- Bit8u DirectColorModeInfo;
-// Mandatory information for VBE 2.0 and above
- Bit32u PhysBasePtr;
- Bit32u OffScreenMemOffset;
- Bit16u OffScreenMemSize;
-// Mandatory information for VBE 3.0 and above
- Bit16u LinBytesPerScanLine;
- Bit8u BnkNumberOfPages;
- Bit8u LinNumberOfPages;
- Bit8u LinRedMaskSize;
- Bit8u LinRedFieldPosition;
- Bit8u LinGreenMaskSize;
- Bit8u LinGreenFieldPosition;
- Bit8u LinBlueMaskSize;
- Bit8u LinBlueFieldPosition;
- Bit8u LinRsvdMaskSize;
- Bit8u LinRsvdFieldPosition;
- Bit32u MaxPixelClock;
- Bit8u Reserved[189];
-} ModeInfoBlock;
-
-// VBE Return Status Info
-// AL
-#define VBE_RETURN_STATUS_SUPPORTED 0x4F
-#define VBE_RETURN_STATUS_UNSUPPORTED 0x00
-// AH
-#define VBE_RETURN_STATUS_SUCCESSFULL 0x00
-#define VBE_RETURN_STATUS_FAILED 0x01
-#define VBE_RETURN_STATUS_NOT_SUPPORTED 0x02
-#define VBE_RETURN_STATUS_INVALID 0x03
-
-// VBE Mode Numbers
-
-#define VBE_MODE_VESA_DEFINED 0x0100
-#define VBE_MODE_REFRESH_RATE_USE_CRTC 0x0800
-#define VBE_MODE_LINEAR_FRAME_BUFFER 0x4000
-#define VBE_MODE_PRESERVE_DISPLAY_MEMORY 0x8000
-
-// VBE GFX Mode Number
-
-#define VBE_VESA_MODE_640X400X8 0x100
-#define VBE_VESA_MODE_640X480X8 0x101
-#define VBE_VESA_MODE_800X600X4 0x102
-#define VBE_VESA_MODE_800X600X8 0x103
-#define VBE_VESA_MODE_1024X768X4 0x104
-#define VBE_VESA_MODE_1024X768X8 0x105
-#define VBE_VESA_MODE_1280X1024X4 0x106
-#define VBE_VESA_MODE_1280X1024X8 0x107
-#define VBE_VESA_MODE_320X200X1555 0x10D
-#define VBE_VESA_MODE_320X200X565 0x10E
-#define VBE_VESA_MODE_320X200X888 0x10F
-#define VBE_VESA_MODE_640X480X1555 0x110
-#define VBE_VESA_MODE_640X480X565 0x111
-#define VBE_VESA_MODE_640X480X888 0x112
-#define VBE_VESA_MODE_800X600X1555 0x113
-#define VBE_VESA_MODE_800X600X565 0x114
-#define VBE_VESA_MODE_800X600X888 0x115
-#define VBE_VESA_MODE_1024X768X1555 0x116
-#define VBE_VESA_MODE_1024X768X565 0x117
-#define VBE_VESA_MODE_1024X768X888 0x118
-#define VBE_VESA_MODE_1280X1024X1555 0x119
-#define VBE_VESA_MODE_1280X1024X565 0x11A
-#define VBE_VESA_MODE_1280X1024X888 0x11B
-
-// BOCHS/PLEX86 'own' mode numbers
-#define VBE_OWN_MODE_320X200X8888 0x140
-#define VBE_OWN_MODE_640X400X8888 0x141
-#define VBE_OWN_MODE_640X480X8888 0x142
-#define VBE_OWN_MODE_800X600X8888 0x143
-#define VBE_OWN_MODE_1024X768X8888 0x144
-#define VBE_OWN_MODE_1280X1024X8888 0x145
-#define VBE_OWN_MODE_320X200X8 0x146
-
-#define VBE_VESA_MODE_END_OF_LIST 0xFFFF
-
-// Capabilities
-
-#define VBE_CAPABILITY_8BIT_DAC 0x0001
-#define VBE_CAPABILITY_NOT_VGA_COMPATIBLE 0x0002
-#define VBE_CAPABILITY_RAMDAC_USE_BLANK_BIT 0x0004
-#define VBE_CAPABILITY_STEREOSCOPIC_SUPPORT 0x0008
-#define VBE_CAPABILITY_STEREO_VIA_VESA_EVC 0x0010
-
-// Mode Attributes
-
-#define VBE_MODE_ATTRIBUTE_SUPPORTED 0x0001
-#define VBE_MODE_ATTRIBUTE_EXTENDED_INFORMATION_AVAILABLE 0x0002
-#define VBE_MODE_ATTRIBUTE_TTY_BIOS_SUPPORT 0x0004
-#define VBE_MODE_ATTRIBUTE_COLOR_MODE 0x0008
-#define VBE_MODE_ATTRIBUTE_GRAPHICS_MODE 0x0010
-#define VBE_MODE_ATTRIBUTE_NOT_VGA_COMPATIBLE 0x0020
-#define VBE_MODE_ATTRIBUTE_NO_VGA_COMPATIBLE_WINDOW 0x0040
-#define VBE_MODE_ATTRIBUTE_LINEAR_FRAME_BUFFER_MODE 0x0080
-#define VBE_MODE_ATTRIBUTE_DOUBLE_SCAN_MODE 0x0100
-#define VBE_MODE_ATTRIBUTE_INTERLACE_MODE 0x0200
-#define VBE_MODE_ATTRIBUTE_HARDWARE_TRIPLE_BUFFER 0x0400
-#define VBE_MODE_ATTRIBUTE_HARDWARE_STEREOSCOPIC_DISPLAY 0x0800
-#define VBE_MODE_ATTRIBUTE_DUAL_DISPLAY_START_ADDRESS 0x1000
-
-#define VBE_MODE_ATTTRIBUTE_LFB_ONLY ( VBE_MODE_ATTRIBUTE_NO_VGA_COMPATIBLE_WINDOW | VBE_MODE_ATTRIBUTE_LINEAR_FRAME_BUFFER_MODE )
-
-// Window attributes
-
-#define VBE_WINDOW_ATTRIBUTE_RELOCATABLE 0x01
-#define VBE_WINDOW_ATTRIBUTE_READABLE 0x02
-#define VBE_WINDOW_ATTRIBUTE_WRITEABLE 0x04
-
-// Memory model
-
-#define VBE_MEMORYMODEL_TEXT_MODE 0x00
-#define VBE_MEMORYMODEL_CGA_GRAPHICS 0x01
-#define VBE_MEMORYMODEL_HERCULES_GRAPHICS 0x02
-#define VBE_MEMORYMODEL_PLANAR 0x03
-#define VBE_MEMORYMODEL_PACKED_PIXEL 0x04
-#define VBE_MEMORYMODEL_NON_CHAIN_4_256 0x05
-#define VBE_MEMORYMODEL_DIRECT_COLOR 0x06
-#define VBE_MEMORYMODEL_YUV 0x07
-
-// DirectColorModeInfo
-
-#define VBE_DIRECTCOLOR_COLOR_RAMP_PROGRAMMABLE 0x01
-#define VBE_DIRECTCOLOR_RESERVED_BITS_AVAILABLE 0x02
-
-// GUEST <-> HOST Communication API
-
-// FIXME: either dynamicly ask host for this or put somewhere high in physical memory
-// like 0xE0000000
-
-
- #define VBE_DISPI_TOTAL_VIDEO_MEMORY_MB 4
-
- #define VBE_DISPI_BANK_ADDRESS 0xA0000
- #define VBE_DISPI_BANK_SIZE_KB 64
-
- #define VBE_DISPI_MAX_XRES 1024
- #define VBE_DISPI_MAX_YRES 768
-
- #define VBE_DISPI_IOPORT_INDEX 0x01CE
- #define VBE_DISPI_IOPORT_DATA 0x01CF
-
- #define VBE_DISPI_INDEX_ID 0x0
- #define VBE_DISPI_INDEX_XRES 0x1
- #define VBE_DISPI_INDEX_YRES 0x2
- #define VBE_DISPI_INDEX_BPP 0x3
- #define VBE_DISPI_INDEX_ENABLE 0x4
- #define VBE_DISPI_INDEX_BANK 0x5
- #define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
- #define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
- #define VBE_DISPI_INDEX_X_OFFSET 0x8
- #define VBE_DISPI_INDEX_Y_OFFSET 0x9
-
- #define VBE_DISPI_ID0 0xB0C0
- #define VBE_DISPI_ID1 0xB0C1
- #define VBE_DISPI_ID2 0xB0C2
- #define VBE_DISPI_ID3 0xB0C3
-
- #define VBE_DISPI_DISABLED 0x00
- #define VBE_DISPI_ENABLED 0x01
- #define VBE_DISPI_GETCAPS 0x02
- #define VBE_DISPI_8BIT_DAC 0x20
- #define VBE_DISPI_LFB_ENABLED 0x40
- #define VBE_DISPI_NOCLEARMEM 0x80
-
- #define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
-
-
-#define VBE_TOTAL_VIDEO_MEMORY_DIV_64K (VBE_DISPI_TOTAL_VIDEO_MEMORY_MB*1024/64)
-
-
-#endif