+++ /dev/null
-/** @file\r
-\r
-Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
-\r
-SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
-**/\r
-\r
-#ifndef _VESA_BIOS_EXTENSIONS_H_\r
-#define _VESA_BIOS_EXTENSIONS_H_\r
-\r
-//\r
-// Turn on byte packing of data structures\r
-//\r
-#pragma pack(1)\r
-//\r
-// VESA BIOS Extensions status codes\r
-//\r
-#define VESA_BIOS_EXTENSIONS_STATUS_SUCCESS 0x004f\r
-\r
-//\r
-// VESA BIOS Extensions Services\r
-//\r
-#define VESA_BIOS_EXTENSIONS_RETURN_CONTROLLER_INFORMATION 0x4f00\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 00 : Return Controller Information\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f00\r
- ES:DI = Pointer to buffer to place VESA_BIOS_EXTENSIONS_INFORMATION_BLOCK structure\r
- Outputs:\r
- AX = Return Status\r
-\r
---*/\r
-#define VESA_BIOS_EXTENSIONS_RETURN_MODE_INFORMATION 0x4f01\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 01 : Return Mode Information\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f01\r
- CX = Mode Number\r
- ES:DI = Pointer to buffer to place VESA_BIOS_EXTENSIONS_MODE_INFORMATION_BLOCK structure\r
- Outputs:\r
- AX = Return Status\r
-\r
---*/\r
-#define VESA_BIOS_EXTENSIONS_SET_MODE 0x4f02\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 02 : Set Mode\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f02\r
- BX = Desired mode to set\r
- D0-D8 = Mode Number\r
- D9-D10 = Reserved (must be 0)\r
- D11 = 0 - Use current default refresh rate\r
- = 1 - Use user specfieid CRTC values for refresh rate\r
- D12-D13 = Reserved (must be 0)\r
- D14 = 0 - Use windowed frame buffer model\r
- = 1 - Use linear/flat frame buffer model\r
- D15 = 0 - Clear display memory\r
- = 1 - Don't clear display memory\r
- ES:DI = Pointer to buffer to the VESA_BIOS_EXTENSIONS_CRTC_INFORMATION_BLOCK structure\r
- Outputs:\r
- AX = Return Status\r
-\r
---*/\r
-#define VESA_BIOS_EXTENSIONS_RETURN_CURRENT_MODE 0x4f03\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 03 : Return Current Mode\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f03\r
- Outputs:\r
- AX = Return Status\r
- BX = Current mode\r
- D0-D13 = Mode Number\r
- D14 = 0 - Windowed frame buffer model\r
- = 1 - Linear/flat frame buffer model\r
- D15 = 0 - Memory cleared at last mode set\r
- = 1 - Memory not cleared at last mode set\r
-\r
---*/\r
-#define VESA_BIOS_EXTENSIONS_SAVE_RESTORE_STATE 0x4f04\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 04 : Save/Restore State\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f03\r
- DL = 0x00 - Return Save/Restore State buffer size\r
- = 0x01 - Save State\r
- = 0x02 - Restore State\r
- CX = Requested Status\r
- D0 = Save/Restore controller hardware state\r
- D1 = Save/Restore BIOS data state\r
- D2 = Save/Restore DAC state\r
- D3 = Save/Restore Regsiter state\r
- ES:BX = Pointer to buffer if DL=1 or DL=2\r
- Outputs:\r
- AX = Return Status\r
- BX = Number of 64 byte blocks to hold the state buffer if DL=0\r
-\r
---*/\r
-#define VESA_BIOS_EXTENSIONS_EDID 0x4f15\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Function 15 : implement VBE/DDC service\r
-\r
- Arguments:\r
- Inputs:\r
- AX = 0x4f15\r
- BL = 0x00 - Report VBE/DDC Capabilities\r
- CX = 0x00 - Controller unit number (00 = primary controller)\r
- ES:DI = Null pointer, must be 0:0 in version 1.0\r
- Outputs:\r
- AX = Return Status\r
- BH = Approx. time in seconds, rounded up, to transfer one EDID block(128 bytes)\r
- BL = DDC level supported\r
- D0 = 0 DDC1 not supported\r
- = 1 DDC1 supported\r
- D1 = 0 DDC2 not supported\r
- = 1 DDC2 supported\r
- D2 = 0 Screen not blanked during data transfer\r
- = 1 Screen blanked during data transfer\r
-\r
- Inputs:\r
- AX = 0x4f15\r
- BL = 0x01 - Read EDID\r
- CX = 0x00 - Controller unit number (00 = primary controller)\r
- DX = 0x00 - EDID block number\r
- ES:DI = Pointer to buffer in which the EDID block is returned\r
- Outputs:\r
- AX = Return Status\r
---*/\r
-\r
-//\r
-// Timing data from EDID data block\r
-//\r
-#define VESA_BIOS_EXTENSIONS_EDID_BLOCK_SIZE 128\r
-#define VESA_BIOS_EXTENSIONS_EDID_ESTABLISHED_TIMING_MAX_NUMBER 17\r
-\r
-//\r
-// Established Timings: 24 possible resolutions\r
-// Standard Timings: 8 possible resolutions\r
-// Detailed Timings: 4 possible resolutions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_EDID_TIMING_MAX_NUMBER 36\r
-\r
-//\r
-// Timing data size for Established Timings, Standard Timings and Detailed Timings\r
-//\r
-#define VESA_BIOS_EXTENSIONS_ESTABLISHED_TIMING_SIZE 3\r
-#define VESA_BIOS_EXTENSIONS_STANDARD_TIMING_SIZE 16\r
-#define VESA_BIOS_EXTENSIONS_DETAILED_TIMING_EACH_DESCRIPTOR_SIZE 18\r
-#define VESA_BIOS_EXTENSIONS_DETAILED_TIMING_DESCRIPTOR_MAX_SIZE 72\r
-\r
-typedef struct {\r
- UINT16 HorizontalResolution;\r
- UINT16 VerticalResolution;\r
- UINT16 RefreshRate;\r
-} VESA_BIOS_EXTENSIONS_EDID_TIMING;\r
-\r
-typedef struct {\r
- UINT32 ValidNumber;\r
- UINT32 Key[VESA_BIOS_EXTENSIONS_EDID_TIMING_MAX_NUMBER];\r
-} VESA_BIOS_EXTENSIONS_VALID_EDID_TIMING;\r
-\r
-typedef struct {\r
- UINT8 Header[8]; //EDID header "00 FF FF FF FF FF FF 00"\r
- UINT16 ManufactureName; //EISA 3-character ID\r
- UINT16 ProductCode; //Vendor assigned code\r
- UINT32 SerialNumber; //32-bit serial number\r
- UINT8 WeekOfManufacture; //Week number\r
- UINT8 YearOfManufacture; //Year\r
- UINT8 EdidVersion; //EDID Structure Version\r
- UINT8 EdidRevision; //EDID Structure Revision\r
- UINT8 VideoInputDefinition;\r
- UINT8 MaxHorizontalImageSize; //cm\r
- UINT8 MaxVerticalImageSize; //cm\r
- UINT8 DisplayTransferCharacteristic;\r
- UINT8 FeatureSupport;\r
- UINT8 RedGreenLowBits; //Rx1 Rx0 Ry1 Ry0 Gx1 Gx0 Gy1Gy0\r
- UINT8 BlueWhiteLowBits; //Bx1 Bx0 By1 By0 Wx1 Wx0 Wy1 Wy0\r
- UINT8 RedX; //Red-x Bits 9 - 2\r
- UINT8 RedY; //Red-y Bits 9 - 2\r
- UINT8 GreenX; //Green-x Bits 9 - 2\r
- UINT8 GreenY; //Green-y Bits 9 - 2\r
- UINT8 BlueX; //Blue-x Bits 9 - 2\r
- UINT8 BlueY; //Blue-y Bits 9 - 2\r
- UINT8 WhiteX; //White-x Bits 9 - 2\r
- UINT8 WhiteY; //White-x Bits 9 - 2\r
- UINT8 EstablishedTimings[VESA_BIOS_EXTENSIONS_ESTABLISHED_TIMING_SIZE];\r
- UINT8 StandardTimingIdentification[VESA_BIOS_EXTENSIONS_STANDARD_TIMING_SIZE];\r
- UINT8 DetailedTimingDescriptions[VESA_BIOS_EXTENSIONS_DETAILED_TIMING_DESCRIPTOR_MAX_SIZE];\r
- UINT8 ExtensionFlag; //Number of (optional) 128-byte EDID extension blocks to follow\r
- UINT8 Checksum;\r
-} VESA_BIOS_EXTENSIONS_EDID_DATA_BLOCK;\r
-\r
-//\r
-// Super VGA Information Block\r
-//\r
-typedef struct {\r
- UINT32 VESASignature; // 'VESA' 4 byte signature\r
- UINT16 VESAVersion; // VBE version number\r
- UINT32 OEMStringPtr; // Pointer to OEM string\r
- UINT32 Capabilities; // Capabilities of video card\r
- UINT32 VideoModePtr; // Pointer to an array of 16-bit supported modes values terminated by 0xFFFF\r
- UINT16 TotalMemory; // Number of 64kb memory blocks\r
- UINT16 OemSoftwareRev; // VBE implementation Software revision\r
- UINT32 OemVendorNamePtr; // VbeFarPtr to Vendor Name String\r
- UINT32 OemProductNamePtr; // VbeFarPtr to Product Name String\r
- UINT32 OemProductRevPtr; // VbeFarPtr to Product Revision String\r
- UINT8 Reserved[222]; // Reserved for VBE implementation scratch area\r
- UINT8 OemData[256]; // Data area for OEM strings. Pad to 512 byte block size\r
-} VESA_BIOS_EXTENSIONS_INFORMATION_BLOCK;\r
-\r
-//\r
-// Super VGA Information Block VESASignature values\r
-//\r
-#define VESA_BIOS_EXTENSIONS_VESA_SIGNATURE SIGNATURE_32 ('V', 'E', 'S', 'A')\r
-#define VESA_BIOS_EXTENSIONS_VBE2_SIGNATURE SIGNATURE_32 ('V', 'B', 'E', '2')\r
-\r
-//\r
-// Super VGA Information Block VESAVersion values\r
-//\r
-#define VESA_BIOS_EXTENSIONS_VERSION_1_2 0x0102\r
-#define VESA_BIOS_EXTENSIONS_VERSION_2_0 0x0200\r
-#define VESA_BIOS_EXTENSIONS_VERSION_3_0 0x0300\r
-\r
-//\r
-// Super VGA Information Block Capabilities field bit defintions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CAPABILITY_8_BIT_DAC 0x01 // 0: DAC width is fixed at 6 bits/color\r
-// 1: DAC width switchable to 8 bits/color\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CAPABILITY_NOT_VGA 0x02 // 0: Controller is VGA compatible\r
-// 1: Controller is not VGA compatible\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CAPABILITY_NOT_NORMAL_RAMDAC 0x04 // 0: Normal RAMDAC operation\r
-// 1: Use blank bit in function 9 to program RAMDAC\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CAPABILITY_STEREOSCOPIC 0x08 // 0: No hardware stereoscopic signal support\r
-// 1: Hardware stereoscopic signal support\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CAPABILITY_VESA_EVC 0x10 // 0: Stero signaling supported via external VESA stereo connector\r
-// 1: Stero signaling supported via VESA EVC connector\r
-//\r
-// Super VGA mode number bite field definitions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_NUMBER_VESA 0x0100 // 0: Not a VESA defined VBE mode\r
-// 1: A VESA defined VBE mode\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_NUMBER_REFRESH_CONTROL_USER 0x0800 // 0: Use current BIOS default referesh rate\r
-// 1: Use the user specified CRTC values for refresh rate\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_NUMBER_LINEAR_FRAME_BUFFER 0x4000 // 0: Use a banked/windowed frame buffer\r
-// 1: Use a linear/flat frame buffer\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_NUMBER_PRESERVE_MEMORY 0x8000 // 0: Clear display memory\r
-// 1: Preseve display memory\r
-//\r
-// Super VGA Information Block mode list terminator value\r
-//\r
-#define VESA_BIOS_EXTENSIONS_END_OF_MODE_LIST 0xffff\r
-\r
-//\r
-// Window Function\r
-//\r
-typedef\r
-VOID\r
-(*VESA_BIOS_EXTENSIONS_WINDOW_FUNCTION) (\r
- VOID\r
- );\r
-\r
-//\r
-// Super VGA Mode Information Block\r
-//\r
-typedef struct {\r
- //\r
- // Manadory fields for all VESA Bios Extensions revisions\r
- //\r
- UINT16 ModeAttributes; // Mode attributes\r
- UINT8 WinAAttributes; // Window A attributes\r
- UINT8 WinBAttributes; // Window B attributes\r
- UINT16 WinGranularity; // Window granularity in k\r
- UINT16 WinSize; // Window size in k\r
- UINT16 WinASegment; // Window A segment\r
- UINT16 WinBSegment; // Window B segment\r
- UINT32 WindowFunction; // Pointer to window function\r
- UINT16 BytesPerScanLine; // Bytes per scanline\r
- //\r
- // Manadory fields for VESA Bios Extensions 1.2 and above\r
- //\r
- UINT16 XResolution; // Horizontal resolution\r
- UINT16 YResolution; // Vertical resolution\r
- UINT8 XCharSize; // Character cell width\r
- UINT8 YCharSize; // Character cell height\r
- UINT8 NumberOfPlanes; // Number of memory planes\r
- UINT8 BitsPerPixel; // Bits per pixel\r
- UINT8 NumberOfBanks; // Number of CGA style banks\r
- UINT8 MemoryModel; // Memory model type\r
- UINT8 BankSize; // Size of CGA style banks\r
- UINT8 NumberOfImagePages; // Number of images pages\r
- UINT8 Reserved1; // Reserved\r
- UINT8 RedMaskSize; // Size of direct color red mask\r
- UINT8 RedFieldPosition; // Bit posn of lsb of red mask\r
- UINT8 GreenMaskSize; // Size of direct color green mask\r
- UINT8 GreenFieldPosition; // Bit posn of lsb of green mask\r
- UINT8 BlueMaskSize; // Size of direct color blue mask\r
- UINT8 BlueFieldPosition; // Bit posn of lsb of blue mask\r
- UINT8 RsvdMaskSize; // Size of direct color res mask\r
- UINT8 RsvdFieldPosition; // Bit posn of lsb of res mask\r
- UINT8 DirectColorModeInfo; // Direct color mode attributes\r
- //\r
- // Manadory fields for VESA Bios Extensions 2.0 and above\r
- //\r
- UINT32 PhysBasePtr; // Physical Address for flat memory frame buffer\r
- UINT32 Reserved2; // Reserved\r
- UINT16 Reserved3; // Reserved\r
- //\r
- // Manadory fields for VESA Bios Extensions 3.0 and above\r
- //\r
- UINT16 LinBytesPerScanLine; // Bytes/scan line for linear modes\r
- UINT8 BnkNumberOfImagePages; // Number of images for banked modes\r
- UINT8 LinNumberOfImagePages; // Number of images for linear modes\r
- UINT8 LinRedMaskSize; // Size of direct color red mask (linear mode)\r
- UINT8 LinRedFieldPosition; // Bit posiiton of lsb of red mask (linear modes)\r
- UINT8 LinGreenMaskSize; // Size of direct color green mask (linear mode)\r
- UINT8 LinGreenFieldPosition; // Bit posiiton of lsb of green mask (linear modes)\r
- UINT8 LinBlueMaskSize; // Size of direct color blue mask (linear mode)\r
- UINT8 LinBlueFieldPosition; // Bit posiiton of lsb of blue mask (linear modes)\r
- UINT8 LinRsvdMaskSize; // Size of direct color reserved mask (linear mode)\r
- UINT8 LinRsvdFieldPosition; // Bit posiiton of lsb of reserved mask (linear modes)\r
- UINT32 MaxPixelClock; // Maximum pixel clock (in Hz) for graphics mode\r
- UINT8 Pad[190]; // Pad to 256 byte block size\r
-} VESA_BIOS_EXTENSIONS_MODE_INFORMATION_BLOCK;\r
-\r
-//\r
-// Super VGA Mode Information Block ModeAttributes field bit defintions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_HARDWARE 0x0001 // 0: Mode not supported in handware\r
-// 1: Mode supported in handware\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_TTY 0x0004 // 0: TTY Output functions not supported by BIOS\r
-// 1: TTY Output functions supported by BIOS\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_COLOR 0x0008 // 0: Monochrome mode\r
-// 1: Color mode\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_GRAPHICS 0x0010 // 0: Text mode\r
-// 1: Graphics mode\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_NOT_VGA 0x0020 // 0: VGA compatible mode\r
-// 1: Not a VGA compatible mode\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_NOT_WINDOWED 0x0040 // 0: VGA compatible windowed memory mode\r
-// 1: Not a VGA compatible windowed memory mode\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_LINEAR_FRAME_BUFFER 0x0080 // 0: No linear fram buffer mode available\r
-// 1: Linear frame buffer mode available\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_DOUBLE_SCAN 0x0100 // 0: No double scan mode available\r
-// 1: Double scan mode available\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_INTERLACED 0x0200 // 0: No interlaced mode is available\r
-// 1: Interlaced mode is available\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_NO_TRIPPLE_BUFFER 0x0400 // 0: No hardware triple buffer mode support available\r
-// 1: Hardware triple buffer mode support available\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_STEREOSCOPIC 0x0800 // 0: No hardware steroscopic display support\r
-// 1: Hardware steroscopic display support\r
-//\r
-#define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_DUAL_DISPLAY 0x1000 // 0: No dual display start address support\r
-// 1: Dual display start address support\r
-//\r
-// Super VGA Mode Information Block WinAAttribite/WinBAttributes field bit defintions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_WINX_ATTRIBUTE_RELOCATABLE 0x01 // 0: Single non-relocatable window only\r
-// 1: Relocatable window(s) are supported\r
-//\r
-#define VESA_BIOS_EXTENSIONS_WINX_ATTRIBUTE_READABLE 0x02 // 0: Window is not readable\r
-// 1: Window is readable\r
-//\r
-#define VESA_BIOS_EXTENSIONS_WINX_ATTRIBUTE_WRITABLE 0x04 // 0: Window is not writable\r
-// 1: Window is writable\r
-//\r
-// Super VGA Mode Information Block DirectColorMode field bit defintions\r
-//\r
-#define VESA_BIOS_EXTENSIONS_DIRECT_COLOR_MODE_PROG_COLOR_RAMP 0x01 // 0: Color ram is fixed\r
-// 1: Color ramp is programmable\r
-//\r
-#define VESA_BIOS_EXTENSIONS_DIRECT_COLOR_MODE_RSVD_USABLE 0x02 // 0: Bits in Rsvd field are reserved\r
-// 1: Bits in Rsdv field are usable\r
-//\r
-// Super VGA Memory Models\r
-//\r
-typedef enum {\r
- MemPL = 3, // Planar memory model\r
- MemPK = 4, // Packed pixel memory model\r
- MemRGB= 6, // Direct color RGB memory model\r
- MemYUV= 7 // Direct color YUV memory model\r
-} VESA_BIOS_EXTENSIONS_MEMORY_MODELS;\r
-\r
-//\r
-// Super VGA CRTC Information Block\r
-//\r
-typedef struct {\r
- UINT16 HorizontalTotal; // Horizontal total in pixels\r
- UINT16 HorizontalSyncStart; // Horizontal sync start in pixels\r
- UINT16 HorizontalSyncEnd; // Horizontal sync end in pixels\r
- UINT16 VericalTotal; // Vertical total in pixels\r
- UINT16 VericalSyncStart; // Vertical sync start in pixels\r
- UINT16 VericalSyncEnd; // Vertical sync end in pixels\r
- UINT8 Flags; // Flags (Interlaced/DoubleScan/etc).\r
- UINT32 PixelClock; // Pixel clock in units of Hz\r
- UINT16 RefreshRate; // Refresh rate in units of 0.01 Hz\r
- UINT8 Reserved[40]; // Pad\r
-} VESA_BIOS_EXTENSIONS_CRTC_INFORMATION_BLOCK;\r
-\r
-#define VESA_BIOS_EXTENSIONS_CRTC_FLAGS_DOUBLE_SCAN 0x01 // 0: Graphics mode is not souble scanned\r
-// 1: Graphics mode is double scanned\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CRTC_FLAGSINTERLACED 0x02 // 0: Graphics mode is not interlaced\r
-// 1: Graphics mode is interlaced\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CRTC_HORIZONTAL_SYNC_NEGATIVE 0x04 // 0: Horizontal sync polarity is positive(+)\r
-// 0: Horizontal sync polarity is negative(-)\r
-//\r
-#define VESA_BIOS_EXTENSIONS_CRTC_VERITICAL_SYNC_NEGATIVE 0x08 // 0: Verical sync polarity is positive(+)\r
-// 0: Verical sync polarity is negative(-)\r
-//\r
-// Turn off byte packing of data structures\r
-//\r
-#pragma pack()\r
-\r
-#endif\r
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