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+/*
+ * Copyright 2006-2007 Advanced Micro Devices, Inc.
+ * Copyright 2007 Jérôme Glisse
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+/*
+ * Authors:
+ * Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef __RADEON_MS_COMBIOS_H__
+#define __RADEON_MS_COMBIOS_H__
+
+#pragma pack(1)
+
+#define ROM_HEADER 0x48
+
+struct combios_header
+{
+ uint8_t ucTypeDefinition;
+ uint8_t ucExtFunctionCode;
+ uint8_t ucOemID1;
+ uint8_t ucOemID2;
+ uint8_t ucBiosMajorRev;
+ uint8_t ucBiosMinorRev;
+ uint16_t usStructureSize;
+ uint16_t usPointerToSmi;
+ uint16_t usPointerToPmid;
+ uint16_t usPointerToInitTable;
+ uint16_t usPointerToCrcChecksumBlock;
+ uint16_t usPointerToConfigFilename;
+ uint16_t usPointerToLogonMessage;
+ uint16_t usPointerToMiscInfo;
+ uint16_t usPciBusDevInitCode;
+ uint16_t usBiosRuntimeSegmentAddress;
+ uint16_t usIoBaseAddress;
+ uint16_t usSubsystemVendorID;
+ uint16_t usSubsystemID;
+ uint16_t usPostVendorID;
+ uint16_t usInt10Offset;
+ uint16_t usInt10Segment;
+ uint16_t usMonitorInfo;
+ uint16_t usPointerToConfigBlock;
+ uint16_t usPointerToDacDelayInfo;
+ uint16_t usPointerToCapDataStruct;
+ uint16_t usPointerToInternalCrtTables;
+ uint16_t usPointerToPllInfoBlock;
+ uint16_t usPointerToTVInfoTable;
+ uint16_t usPointerToDFPInfoTable;
+ uint16_t usPointerToHWConfigTable;
+ uint16_t usPointerToMMConfigTable;
+ uint32_t ulTVStdPatchTableSignature;
+ uint16_t usPointerToTVStdPatchTable;
+ uint16_t usPointerToPanelInfoTable;
+ uint16_t usPointerToAsicInfoTable;
+ uint16_t usPointerToAuroraInfoTable;
+ uint16_t usPointerToPllInitTable;
+ uint16_t usPointerToMemoryConfigTable;
+ uint16_t usPointerToSaveMaskTable;
+ uint16_t usPointerHardCodedEdid;
+ uint16_t usPointerToExtendedInitTable1;
+ uint16_t usPointerToExtendedInitTable2;
+ uint16_t usPointerToDynamicClkTable;
+ uint16_t usPointerToReservedMemoryTable;
+ uint16_t usPointerToBridgetInitTable;
+ uint16_t usPointerToExtTMDSInitTable;
+ uint16_t usPointerToMemClkInfoTable;
+ uint16_t usPointerToExtDACTable;
+ uint16_t usPointerToMiscInfoTable;
+};
+
+struct combios_pll_block
+{
+ /* Usually 6 */
+ uint8_t ucPLLBiosVersion;
+ /* Size in bytes */
+ uint8_t ucStructureSize;
+ /* Dot clock entry used for accelerated modes */
+ uint8_t ucDotClockEntry;
+ /* Dot clock entry used for extended VGA modes */
+ uint8_t ucDotClockEntryVga;
+ /* Offset into internal clock table used for by VGA parameter table */
+ uint16_t usPointerToInternalClock;
+ /* Offset into actual programmed frequency table at POST */
+ uint16_t usPointerToFreqTable;
+ /* XCLK setting, (memory clock in 10 KHz units) */
+ uint16_t usXclkSetting;
+ /* MCLK setting, (engine clock in 10 KHz units) */
+ uint16_t usMclkSetting;
+ /* Number of PLL information block to follow, currently value is 3 */
+ uint8_t ucPllInfoBlockNumber;
+ /* Size of each PLL information block */
+ uint8_t ucPllInfoBlockSize;
+ /* Reference frequency of the dot clock */
+ uint16_t usDotClockRefFreq;
+ /* Reference Divider of the dot clock */
+ uint16_t usDotClockRefDiv;
+ /* Min Frequency supported before post divider for the dot clock */
+ uint32_t ulDotClockMinFreq;
+ /* Max Frequency can be supported for the dot clock */
+ uint32_t ulDotClockMaxFreq;
+ /* Reference frequency of the MCLK, engine clock */
+ uint16_t usMclkRefFreq;
+ /* Reference Divider of the MCLK, engine clock */
+ uint16_t usMclkRefDiv;
+ /* Min Frequency supported before post divider for MCLK, engine clock */
+ uint32_t ulMclkMinFreq;
+ /* Max Frequency can be supported for the MCLK, engine clock */
+ uint32_t ulMclkMaxFreq;
+ /* Reference frequency of the XCLK, memory clock */
+ uint16_t usXclkRefFreq;
+ /* Reference Divider of the XCLK, memory clock */
+ uint16_t usXclkRefDiv;
+ /* Min Frequency supported before post divider for XCLK, memory clock */
+ uint32_t ulXclkMinFreq;
+ /* Max Frequency can be supported for the XCLK, memory clock */
+ uint32_t ulXclkMaxFreq;
+
+ /*this is the PLL Information Table Extended structure version 10 */
+ uint8_t ucNumberOfExtendedPllBlocks;
+ uint8_t ucSizePLLDefinition;
+ uint16_t ulCrystalFrequencyPixelClock_pll;
+ uint32_t ulMinInputPixelClockPLLFrequency;
+ uint32_t ulMaxInputPixelClockPLLFrequency;
+ uint32_t ulMinOutputPixelClockPLLFrequency;
+ uint32_t ulMaxOutputPixelClockPLLFrequency;
+
+ /*version 11 */
+ uint16_t ulCrystalFrequencyEngineClock_pll;
+ uint32_t ulMinInputFrequencyEngineClock_pll;
+ uint32_t ulMaxInputFrequencyEngineClock_pll;
+ uint32_t ulMinOutputFrequencyEngineClock_pll;
+ uint32_t ulMaxOutputFrequencyEngineClock_pll;
+ uint16_t ulCrystalFrequencyMemoryClock_pll;
+ uint32_t ulMinInputFrequencyMemoryClock_pll;
+ uint32_t ulMaxInputFrequencyMemoryClock_pll;
+ uint32_t ulMinOutputFrequencyMemoryClock_pll;
+ uint32_t ulMaxOutputFrequencyMemoryClock_pll;
+ uint32_t ulMaximumDACOutputFrequency;
+};
+
+#define MAX_NO_OF_LCD_RES_TIMING 25
+
+struct panel_information_table
+{
+ uint8_t ucPanelIdentification;
+ uint8_t ucPanelIDString[24];
+ uint16_t usHorizontalSize;
+ uint16_t usVerticalSize;
+ uint16_t usFlatPanelType;
+ uint8_t ucRedBitsPerPrimary;
+ uint8_t ucGreenBitsPerPrimary;
+ uint8_t ucBlueBitsPerPrimary;
+ uint8_t ucReservedBitsPerPrimary;
+ uint8_t ucPanelCaps;
+ uint8_t ucPowerSequenceDelayStepsInMS;
+ uint8_t ucSupportedRefreshRateExtended;
+ uint16_t usExtendedPanelInfoTable;
+ uint16_t usPtrToHalfFrameBufferInformationTable;
+ uint16_t usVccOntoBlOn;
+ uint16_t usOffDelay;
+ uint16_t usRefDiv;
+ uint8_t ucPostDiv;
+ uint16_t usFeedBackDiv;
+ uint8_t ucSpreadSpectrumType;
+ uint16_t usSpreadSpectrumPercentage;
+ uint8_t ucBackLightLevel;
+ uint8_t ucBiasLevel;
+ uint8_t ucPowerSequenceDelay;
+ uint32_t ulPanelData;
+ uint8_t ucPanelRefreshRateData;
+ uint16_t usSupportedRefreshRate;
+ uint16_t usModeTableOffset[MAX_NO_OF_LCD_RES_TIMING];
+};
+
+struct extended_panel_info_table
+{
+ uint8_t ucExtendedPanelInfoTableVer;
+ uint8_t ucSSDelay;
+ uint8_t ucSSStepSizeIndex;
+};
+
+struct lcd_mode_table_center
+{
+ uint16_t usHorizontalRes;
+ uint16_t usVerticalRes;
+ uint8_t ucModeType;
+ uint16_t usOffset2ExpParamTable;
+ uint16_t usOffset2TvParamTable;
+ uint16_t usPixelClock;
+ uint16_t usPixelClockAdjustment;
+ uint16_t usFpPos;
+ uint8_t ucReserved;
+ uint8_t ucMiscBits;
+ uint16_t usCrtcHTotal;
+ uint16_t usCrtcHDisp;
+ uint16_t usCrtcHSyncStrt;
+ uint8_t ucCrtcHSyncWid;
+ uint16_t usCrtcVTotal;
+ uint16_t usCrtcVDisp;
+ uint16_t usCrtcVSyncStrt;
+ uint8_t ucOvrWidTop;
+};
+
+struct lcd_mode_table_exp
+{
+ uint16_t usPixelClock;
+ uint16_t usPixelClockAdjustment;
+ uint16_t usFpPos;
+ uint8_t ucReserved;
+ uint8_t ucMiscBits;
+ uint16_t usCrtcHTotal;
+ uint16_t usCrtcHDisp;
+ uint16_t usCrtcHSyncStrt;
+ uint8_t ucCrtcHSyncWid;
+ uint16_t usCrtcVTotal;
+ uint16_t usCrtcVDisp;
+ uint16_t usCrtcVSyncStrt;
+ uint8_t ucOvrWidTop;
+ uint16_t usHorizontalBlendRatio;
+ uint32_t ulVgaVertStretching;
+ uint16_t usCopVertStretching;
+ uint16_t usVgaExtVertStretching;
+};
+
+struct tmds_pll_cntl_block
+{
+ uint16_t usClockUpperRange;
+ uint32_t ulPllSetting;
+};
+
+#define MAX_PLL_CNTL_ENTRIES 8
+
+struct combios_dfp_info_table
+{
+ uint8_t ucDFPInfoTableRev;
+ uint8_t ucDFPInfoTableSize;
+ uint16_t usOffsetDetailedTimingTable;
+ uint8_t ucReserved;
+ uint8_t ucNumberOfClockRanges;
+ uint16_t usMaxPixelClock;
+ uint32_t ulInitValueTmdsPllCntl;
+ uint32_t ulFinalValueTmdsPllCntl;
+ struct tmds_pll_cntl_block sTmdsPllCntlBlock[MAX_PLL_CNTL_ENTRIES];
+};
+
+struct combios_exttmds_table_header
+{
+ uint8_t ucTableRev;
+ uint16_t usTableSize;
+ uint8_t ucNoBlocks;
+};
+
+struct combios_exttmds_block_header
+{
+ uint16_t usMaxFreq;
+ uint8_t ucI2CSlaveAddr;
+ uint8_t ucI2CLine;
+ uint8_t ucConnectorId;
+ uint8_t ucFlags;
+};
+
+/* Connector table - applicable from Piglet and later ASICs
+ byte 0 (embedded revision)
+ [7:4] = number of chips (valid number 1 - 15)
+ [3:0] = revision number of table (valid number 1 - 15)
+
+ byte 1 (Chip info)
+ [7:4] = chip number, max. 15 (valid number 1 - 15)
+ [3:0] = number of connectors for that chip, (valid number 1 - 15)
+ (number of connectors = number of 'Connector info' entries
+ for that chip)
+
+ byte 2,3 (Connector info)
+ [15:12] - connector type
+ = 0 - no connector
+ = 1 - proprietary
+ = 2 - CRT
+ = 3 - DVI-I
+ = 4 - DVI-D
+ = 5-15 - reserved for future expansion
+ [11:8] - DDC line pair used for that connector
+ = 0 - no DDC
+ = 1 - MONID 0/1
+ = 2 - DVI_DDC
+ = 3 - VGA_DDC
+ = 4 - CRT2_DDC
+ = 5-15 - reserved for future expansion
+ [5] - bit indicating presence of multiplexer for TV,CRT2
+ [7:6] - reserved for future expansion
+ [4] - TMDS type
+ = 0 - internal TMDS
+ = 1 - external TMDS
+ [3:1] - reserved for future expansion
+ [0] - DAC associated with that connector
+ = 0 - CRT DAC
+ = 1 - non-CRT DAC (e.g. TV DAC, external DAC ..)
+
+ byte 4,5,6... - byte 4,5 can be another "Connector info" word
+ describing another connector
+ - or byte 5 is a "Chip info" byte for anther chip,
+ then start with byte 5,6 to describe connectors
+ for that chip
+ - or byte 5 = 0 if all connectors for all chips on
+ board have been described, no more connector left
+ to describe.
+*/
+#define BIOS_CONNECTOR_INFO__TYPE__MASK 0xF000
+#define BIOS_CONNECTOR_INFO__TYPE__SHIFT 0x0000000C
+#define BIOS_CONNECTOR_TYPE__NONE 0x00000000
+#define BIOS_CONNECTOR_TYPE__PROPRIETARY 0x00000001
+#define BIOS_CONNECTOR_TYPE__CRT 0x00000002
+#define BIOS_CONNECTOR_TYPE__DVI_I 0x00000003
+#define BIOS_CONNECTOR_TYPE__DVI_D 0x00000004
+
+#define BIOS_CONNECTOR_INFO__DDC_LINE__MASK 0x0F00
+#define BIOS_CONNECTOR_INFO__DDC_LINE__SHIFT 0x00000008
+#define BIOS_DDC_LINE__NONE 0x00000000
+#define BIOS_DDC_LINE__MONID01 0x00000001
+#define BIOS_DDC_LINE__DVI 0x00000002
+#define BIOS_DDC_LINE__VGA 0x00000003
+#define BIOS_DDC_LINE__CRT2 0x00000004
+#define BIOS_DDC_LINE__GPIOPAD 0x00000005
+#define BIOS_DDC_LINE__ZV_LCDPAD 0x00000006
+
+#define BIOS_CONNECTOR_INFO__TMDS_TYPE__MASK 0x0010
+#define BIOS_CONNECTOR_INFO__TMDS_TYPE__SHIFT 0x00000004
+#define BIOS_TMDS_TYPE__INTERNAL 0x00000000
+#define BIOS_TMDS_TYPE__EXTERNAL 0x00000001
+
+#define BIOS_CONNECTOR_INFO__DAC_TYPE__MASK 0x0001
+#define BIOS_CONNECTOR_INFO__DAC_TYPE__SHIFT 0x00000000
+#define BIOS_DAC_TYPE__CRT 0x00000000
+#define BIOS_DAC_TYPE__NON_CRT 0x00000001
+
+#define BIOS_CONNECTOR_INFO__MUX_MASK 0x00000020
+#define BIOS_CONNECTOR_INFO__MUX_SHIFT 0x00000005
+
+#define BIOS_CHIPINFO_HEADER__CHIP_NUMBER__MASK 0xF0
+#define BIOS_CHIPINFO_HEADER__CHIP_NUMBER__SHIFT 0x00000004
+
+#define BIOS_CHIPINFO_HEADER__NUMBER_OF_CONNECTORS__MASK 0x0F
+#define BIOS_CHIPINFO_HEADER__NUMBER_OF_CONNECTORS__SHIFT 0x00000000
+
+#define BIOS_CHIPINFO__MAX_NUMBER_OF_CONNECTORS 0x00000010
+
+struct combios_connector_chip_info
+{
+ uint8_t ucChipHeader;
+ uint16_t sConnectorInfo[BIOS_CHIPINFO__MAX_NUMBER_OF_CONNECTORS];
+};
+
+#define BIOS_CONNECTOR_HEADER__NUMBER_OF_CHIPS__MASK 0xF0
+#define BIOS_CONNECTOR_HEADER__NUMBER_OF_CHIPS__SHIFT 0x00000004
+
+#define BIOS_CONNECTOR_HEADER__TABLE_REVISION__MASK 0x0F
+#define BIOS_CONNECTOR_HEADER__TABLE_REVISION__SHIFT 0x00000000
+
+struct combios_connector_table
+{
+ uint8_t ucConnectorHeader;
+ struct combios_connector_chip_info sChipConnectorInfo[0x10];
+};
+
+#pragma pack()
+
+int combios_parse(unsigned char *rom, struct combios_header *header);
+
+#endif