+///\r
+/// \r
+///\r
+#pragma pack(1)\r
+\r
+typedef UINT8 SERIAL_MODE;\r
+typedef UINT8 PARALLEL_MODE;\r
+\r
+#define EFI_COMPATIBILITY16_TABLE_SIGNATURE SIGNATURE_32 ('I', 'F', 'E', '$')\r
+\r
+///\r
+/// There is a table located within the traditional BIOS in either the 0xF000:xxxx or 0xE000:xxxx\r
+/// physical address range. It is located on a 16-byte boundary and provides the physical address of the\r
+/// entry point for the Compatibility16 functions. These functions provide the platform-specific\r
+/// information that is required by the generic EfiCompatibility code. The functions are invoked via\r
+/// thunking by using EFI_LEGACY_BIOS_PROTOCOL.FarCall86() with the 32-bit physical\r
+/// entry point.\r
+///\r
+typedef struct {\r
+ ///\r
+ /// The string "$EFI" denotes the start of the EfiCompatibility table. Byte 0 is "I," byte\r
+ /// 1 is "F," byte 2 is "E," and byte 3 is "$" and is normally accessed as a DWORD or UINT32.\r
+ ///\r
+ UINT32 Signature;\r
+ \r
+ ///\r
+ /// The value required such that byte checksum of TableLength equals zero.\r
+ ///\r
+ UINT8 TableChecksum;\r
+ \r
+ ///\r
+ /// The length of this table.\r
+ ///\r
+ UINT8 TableLength;\r
+ \r
+ ///\r
+ /// The major EFI revision for which this table was generated.\r
+ /// \r
+ UINT8 EfiMajorRevision;\r
+ \r
+ ///\r
+ /// The minor EFI revision for which this table was generated.\r
+ ///\r
+ UINT8 EfiMinorRevision;\r
+ \r
+ ///\r
+ /// The major revision of this table.\r
+ ///\r
+ UINT8 TableMajorRevision;\r
+ \r
+ ///\r
+ /// The minor revision of this table.\r
+ ///\r
+ UINT8 TableMinorRevision;\r
+ \r
+ ///\r
+ /// Reserved for future usage.\r
+ ///\r
+ UINT16 Reserved;\r
+ \r
+ ///\r
+ /// The segment of the entry point within the traditional BIOS for Compatibility16 functions.\r
+ ///\r
+ UINT16 Compatibility16CallSegment;\r
+ \r
+ ///\r
+ /// The offset of the entry point within the traditional BIOS for Compatibility16 functions.\r
+ ///\r
+ UINT16 Compatibility16CallOffset;\r
+ \r
+ ///\r
+ /// The segment of the entry point within the traditional BIOS for EfiCompatibility \r
+ /// to invoke the PnP installation check.\r
+ ///\r
+ UINT16 PnPInstallationCheckSegment;\r
+ \r
+ ///\r
+ /// The Offset of the entry point within the traditional BIOS for EfiCompatibility \r
+ /// to invoke the PnP installation check.\r
+ ///\r
+ UINT16 PnPInstallationCheckOffset;\r
+ \r
+ ///\r
+ /// EFI system resources table. Type EFI_SYSTEM_TABLE is defined in the IntelPlatform \r
+ ///Innovation Framework for EFI Driver Execution Environment Core Interface Specification (DXE CIS).\r
+ ///\r
+ UINT32 EfiSystemTable; \r
+ \r
+ ///\r
+ /// The address of an OEM-provided identifier string. The string is null terminated.\r
+ ///\r
+ UINT32 OemIdStringPointer;\r
+ \r
+ ///\r
+ /// The 32-bit physical address where ACPI RSD PTR is stored within the traditional\r
+ /// BIOS. The remained of the ACPI tables are located at their EFI addresses. The size\r
+ /// reserved is the maximum for ACPI 2.0. The EfiCompatibility will fill in the ACPI\r
+ /// RSD PTR with either the ACPI 1.0b or 2.0 values.\r
+ ///\r
+ UINT32 AcpiRsdPtrPointer;\r
+ \r
+ ///\r
+ /// The OEM revision number. Usage is undefined but provided for OEM module usage.\r
+ ///\r
+ UINT16 OemRevision;\r
+ \r
+ ///\r
+ /// The 32-bit physical address where INT15 E820 data is stored within the traditional\r
+ /// BIOS. The EfiCompatibility code will fill in the E820Pointer value and copy the\r
+ /// data to the indicated area.\r
+ ///\r
+ UINT32 E820Pointer;\r
+ \r
+ ///\r
+ /// The length of the E820 data and is filled in by the EfiCompatibility code.\r
+ ///\r
+ UINT32 E820Length;\r
+ \r
+ ///\r
+ /// The 32-bit physical address where the $PIR table is stored in the traditional BIOS.\r
+ /// The EfiCompatibility code will fill in the IrqRoutingTablePointer value and\r
+ /// copy the data to the indicated area.\r
+ ///\r
+ UINT32 IrqRoutingTablePointer;\r
+ \r
+ ///\r
+ /// The length of the $PIR table and is filled in by the EfiCompatibility code.\r
+ ///\r
+ UINT32 IrqRoutingTableLength;\r
+ \r
+ ///\r
+ /// The 32-bit physical address where the MP table is stored in the traditional BIOS.\r
+ /// The EfiCompatibility code will fill in the MpTablePtr value and copy the data \r
+ /// to the indicated area.\r
+ ///\r
+ UINT32 MpTablePtr;\r
+ \r
+ ///\r
+ /// The length of the MP table and is filled in by the EfiCompatibility code.\r
+ ///\r
+ UINT32 MpTableLength;\r
+ \r
+ ///\r
+ /// The segment of the OEM-specific INT table/code.\r
+ /// \r
+ UINT16 OemIntSegment;\r
+ \r
+ ///\r
+ /// The offset of the OEM-specific INT table/code.\r
+ ///\r
+ UINT16 OemIntOffset;\r
+ \r
+ ///\r
+ /// The segment of the OEM-specific 32-bit table/code.\r
+ ///\r
+ UINT16 Oem32Segment;\r
+ \r
+ ///\r
+ /// The offset of the OEM-specific 32-bit table/code.\r
+ ///\r
+ UINT16 Oem32Offset;\r
+ \r
+ ///\r
+ /// The segment of the OEM-specific 16-bit table/code.\r
+ ///\r
+ UINT16 Oem16Segment;\r
+ \r
+ ///\r
+ /// The offset of the OEM-specific 16-bit table/code.\r
+ ///\r
+ UINT16 Oem16Offset;\r
+ \r
+ ///\r
+ /// The segment of the TPM binary passed to 16-bit CSM.\r
+ ///\r
+ UINT16 TpmSegment;\r
+ \r
+ ///\r
+ /// The offset of the TPM binary passed to 16-bit CSM.\r
+ ///\r
+ UINT16 TpmOffset;\r
+ \r
+ ///\r
+ /// A pointer to a string identifying the independent BIOS vendor.\r
+ ///\r
+ UINT32 IbvPointer;\r
+ \r
+ ///\r
+ /// This field is NULL for all systems not supporting PCI Express. This field is the base\r
+ /// value of the start of the PCI Express memory-mapped configuration registers and\r
+ /// must be filled in prior to EfiCompatibility code issuing the Compatibility16 function\r
+ /// Compatibility16InitializeYourself().\r
+ /// Compatibility16InitializeYourself() is defined in Compatability16\r
+ /// Functions.\r
+ ///\r
+ UINT32 PciExpressBase;\r
+ \r
+ ///\r
+ /// Maximum PCI bus number assigned.\r
+ ///\r
+ UINT8 LastPciBus;\r
+} EFI_COMPATIBILITY16_TABLE;\r
+\r
+///\r
+/// Functions provided by the CSM binary which communicate between the EfiCompatibility \r
+/// and Compatability16 code.\r
+///\r
+/// Inconsistent with the specification here: \r
+/// The member's name started with "Compatibility16" [defined in Intel Framework \r
+/// Compatibility Support Module Specification / 0.97 version] \r
+/// has been changed to "Legacy16" since keeping backward compatible.\r
+///\r
+typedef enum {\r
+ ///\r
+ /// Causes the Compatibility16 code to do any internal initialization required.\r
+ /// Input:\r
+ /// AX = Compatibility16InitializeYourself\r
+ /// ES:BX = Pointer to EFI_TO_COMPATIBILITY16_INIT_TABLE\r
+ /// Return:\r
+ /// AX = Return Status codes\r
+ ///\r
+ Legacy16InitializeYourself = 0x0000,\r
+ \r
+ ///\r
+ /// Causes the Compatibility16 BIOS to perform any drive number translations to match the boot sequence.\r
+ /// Input:\r
+ /// AX = Compatibility16UpdateBbs\r
+ /// ES:BX = Pointer to EFI_TO_COMPATIBILITY16_BOOT_TABLE\r
+ /// Return:\r
+ /// AX = Returned status codes\r
+ ///\r
+ Legacy16UpdateBbs = 0x0001,\r
+ \r
+ ///\r
+ /// Allows the Compatibility16 code to perform any final actions before booting. The Compatibility16\r
+ /// code is read/write.\r
+ /// Input:\r
+ /// AX = Compatibility16PrepareToBoot\r
+ /// ES:BX = Pointer to EFI_TO_COMPATIBILITY16_BOOT_TABLE structure \r
+ /// Return:\r
+ /// AX = Returned status codes\r
+ ///\r
+ Legacy16PrepareToBoot = 0x0002,\r
+ \r
+ ///\r
+ /// Causes the Compatibility16 BIOS to boot. The Compatibility16 code is Read/Only.\r
+ /// Input:\r
+ /// AX = Compatibility16Boot\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ ///\r
+ Legacy16Boot = 0x0003,\r
+ \r
+ ///\r
+ /// Allows the Compatibility16 code to get the last device from which a boot was attempted. This is\r
+ /// stored in CMOS and is the priority number of the last attempted boot device.\r
+ /// Input:\r
+ /// AX = Compatibility16RetrieveLastBootDevice\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ /// BX = Priority number of the boot device.\r
+ ///\r
+ Legacy16RetrieveLastBootDevice = 0x0004,\r
+ \r
+ ///\r
+ /// Allows the Compatibility16 code rehook INT13, INT18, and/or INT19 after dispatching a legacy OpROM.\r
+ /// Input:\r
+ /// AX = Compatibility16DispatchOprom\r
+ /// ES:BX = Pointer to EFI_DISPATCH_OPROM_TABLE\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ /// BX = Number of non-BBS-compliant devices found. Equals 0 if BBS compliant.\r
+ ///\r
+ Legacy16DispatchOprom = 0x0005,\r
+ \r
+ ///\r
+ /// Finds a free area in the 0xFxxxx or 0xExxxx region of the specified length and returns the address\r
+ /// of that region.\r
+ /// Input:\r
+ /// AX = Compatibility16GetTableAddress\r
+ /// BX = Allocation region\r
+ /// 00 = Allocate from either 0xE0000 or 0xF0000 64 KB blocks.\r
+ /// Bit 0 = 1 Allocate from 0xF0000 64 KB block\r
+ /// Bit 1 = 1 Allocate from 0xE0000 64 KB block\r
+ /// CX = Requested length in bytes.\r
+ /// DX = Required address alignment. Bit mapped. First non-zero bit from the right is the alignment.\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ /// DS:BX = Address of the region\r
+ ///\r
+ Legacy16GetTableAddress = 0x0006,\r
+ \r
+ ///\r
+ /// Enables the EfiCompatibility module to do any nonstandard processing of keyboard LEDs or state.\r
+ /// Input:\r
+ /// AX = Compatibility16SetKeyboardLeds\r
+ /// CL = LED status.\r
+ /// Bit 0 Scroll Lock 0 = Off\r
+ /// Bit 1 NumLock\r
+ /// Bit 2 Caps Lock\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ ///\r
+ Legacy16SetKeyboardLeds = 0x0007,\r
+ \r
+ ///\r
+ /// Enables the EfiCompatibility module to install an interrupt handler for PCI mass media devices that\r
+ /// do not have an OpROM associated with them. An example is SATA.\r
+ /// Input:\r
+ /// AX = Compatibility16InstallPciHandler\r
+ /// ES:BX = Pointer to EFI_LEGACY_INSTALL_PCI_HANDLER structure\r
+ /// Output:\r
+ /// AX = Returned status codes\r
+ ///\r
+ Legacy16InstallPciHandler = 0x0008\r
+} EFI_COMPATIBILITY_FUNCTIONS;\r
+\r
+\r
+///\r
+/// EFI_DISPATCH_OPROM_TABLE\r
+///\r
+typedef struct {\r
+ UINT16 PnPInstallationCheckSegment; ///< A pointer to the PnpInstallationCheck data structure.\r
+ UINT16 PnPInstallationCheckOffset; ///< A pointer to the PnpInstallationCheck data structure.\r
+ UINT16 OpromSegment; ///< The segment where the OpROM was placed. Offset is assumed to be 3.\r
+ UINT8 PciBus; ///< The PCI bus.\r
+ UINT8 PciDeviceFunction; ///< The PCI device * 0x08 | PCI function.\r
+ UINT8 NumberBbsEntries; ///< The number of valid BBS table entries upon entry and exit. The IBV code may\r
+ ///< increase this number, if BBS-compliant devices also hook INTs in order to force the\r
+ ///< OpROM BIOS Setup to be executed.\r
+ VOID *BbsTablePointer; ///< A pointer to the BBS table.\r
+ UINT16 RuntimeSegment; ///< The segment where the OpROM can be relocated to. If this value is 0x0000, this\r
+ ///< means that the relocation of this run time code is not supported.\r
+ ///< Inconsistent with specification here: \r
+ ///< The member's name "OpromDestinationSegment" [defined in Intel Framework Compatibility Support Module Specification / 0.97 version] \r
+ ///< has been changed to "RuntimeSegment" since keeping backward compatible.\r
+\r
+} EFI_DISPATCH_OPROM_TABLE;\r
+\r
+///\r
+/// EFI_TO_COMPATIBILITY16_INIT_TABLE\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Starting address of memory under 1 MB. The ending address is assumed to be 640 KB or 0x9FFFF.\r
+ ///\r
+ UINT32 BiosLessThan1MB;\r
+ \r
+ ///\r
+ /// The starting address of the high memory block.\r
+ ///\r
+ UINT32 HiPmmMemory;\r
+ \r
+ ///\r
+ /// The length of high memory block.\r
+ ///\r
+ UINT32 HiPmmMemorySizeInBytes;\r
+ \r
+ ///\r
+ /// The segment of the reverse thunk call code.\r
+ ///\r
+ UINT16 ReverseThunkCallSegment;\r
+ \r
+ ///\r
+ /// The offset of the reverse thunk call code.\r
+ ///\r
+ UINT16 ReverseThunkCallOffset;\r
+ \r
+ ///\r
+ /// The number of E820 entries copied to the Compatibility16 BIOS.\r
+ ///\r
+ UINT32 NumberE820Entries;\r
+ \r
+ ///\r
+ /// The amount of usable memory above 1 MB, e.g., E820 type 1 memory.\r
+ ///\r
+ UINT32 OsMemoryAbove1Mb;\r
+ \r
+ ///\r
+ /// The start of thunk code in main memory. Memory cannot be used by BIOS or PMM.\r
+ ///\r
+ UINT32 ThunkStart;\r
+ \r
+ ///\r
+ /// The size of the thunk code.\r
+ ///\r
+ UINT32 ThunkSizeInBytes;\r
+ \r
+ ///\r
+ /// Starting address of memory under 1 MB.\r
+ ///\r
+ UINT32 LowPmmMemory;\r
+ \r
+ ///\r
+ /// The length of low Memory block.\r
+ ///\r
+ UINT32 LowPmmMemorySizeInBytes;\r
+} EFI_TO_COMPATIBILITY16_INIT_TABLE;\r
+\r
+///\r
+/// DEVICE_PRODUCER_SERIAL.\r
+///\r
+typedef struct {\r
+ UINT16 Address; ///< I/O address assigned to the serial port.\r
+ UINT8 Irq; ///< IRQ assigned to the serial port.\r
+ SERIAL_MODE Mode; ///< Mode of serial port. Values are defined below.\r
+} DEVICE_PRODUCER_SERIAL;\r
+\r
+///\r
+/// DEVICE_PRODUCER_SERIAL's modes.\r
+///@{\r
+#define DEVICE_SERIAL_MODE_NORMAL 0x00\r
+#define DEVICE_SERIAL_MODE_IRDA 0x01\r
+#define DEVICE_SERIAL_MODE_ASK_IR 0x02\r
+#define DEVICE_SERIAL_MODE_DUPLEX_HALF 0x00\r
+#define DEVICE_SERIAL_MODE_DUPLEX_FULL 0x10\r
+///@)\r
+\r
+///\r
+/// DEVICE_PRODUCER_PARALLEL.\r
+///\r
+typedef struct {\r
+ UINT16 Address; ///< I/O address assigned to the parallel port.\r
+ UINT8 Irq; ///< IRQ assigned to the parallel port.\r
+ UINT8 Dma; ///< DMA assigned to the parallel port.\r
+ PARALLEL_MODE Mode; ///< Mode of the parallel port. Values are defined below.\r
+} DEVICE_PRODUCER_PARALLEL;\r
+\r
+///\r
+/// DEVICE_PRODUCER_PARALLEL's modes.\r
+///@{\r
+#define DEVICE_PARALLEL_MODE_MODE_OUTPUT_ONLY 0x00\r
+#define DEVICE_PARALLEL_MODE_MODE_BIDIRECTIONAL 0x01\r
+#define DEVICE_PARALLEL_MODE_MODE_EPP 0x02\r
+#define DEVICE_PARALLEL_MODE_MODE_ECP 0x03\r
+///@}\r
+\r
+///\r
+/// DEVICE_PRODUCER_FLOPPY\r
+///\r
+typedef struct {\r
+ UINT16 Address; ///< I/O address assigned to the floppy.\r
+ UINT8 Irq; ///< IRQ assigned to the floppy.\r
+ UINT8 Dma; ///< DMA assigned to the floppy.\r
+ UINT8 NumberOfFloppy; ///< Number of floppies in the system.\r
+} DEVICE_PRODUCER_FLOPPY;\r
+\r
+///\r
+/// LEGACY_DEVICE_FLAGS\r
+///\r
+typedef struct {\r
+ UINT32 A20Kybd : 1; ///< A20 controller by keyboard controller.\r
+ UINT32 A20Port90 : 1; ///< A20 controlled by port 0x92.\r
+ UINT32 Reserved : 30; ///< Reserved for future usage.\r
+} LEGACY_DEVICE_FLAGS;\r
+\r
+///\r
+/// DEVICE_PRODUCER_DATA_HEADER\r
+///\r
+typedef struct {\r
+ DEVICE_PRODUCER_SERIAL Serial[4]; ///< Data for serial port x. Type DEVICE_PRODUCER_SERIAL is defined below.\r
+ DEVICE_PRODUCER_PARALLEL Parallel[3]; ///< Data for parallel port x. Type DEVICE_PRODUCER_PARALLEL is defined below.\r
+ DEVICE_PRODUCER_FLOPPY Floppy; ///< Data for floppy. Type DEVICE_PRODUCER_FLOPPY is defined below.\r
+ UINT8 MousePresent; ///< Flag to indicate if mouse is present.\r
+ LEGACY_DEVICE_FLAGS Flags; ///< Miscellaneous Boolean state information passed to CSM.\r
+} DEVICE_PRODUCER_DATA_HEADER;\r
+\r
+///\r
+/// ATAPI_IDENTIFY\r
+///\r
+typedef struct {\r
+ UINT16 Raw[256]; ///< Raw data from the IDE IdentifyDrive command.\r
+} ATAPI_IDENTIFY;\r
+\r
+///\r
+/// HDD_INFO\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Status of IDE device. Values are defined below. There is one HDD_INFO structure\r
+ /// per IDE controller. The IdentifyDrive is per drive. Index 0 is master and index\r
+ /// 1 is slave.\r
+ ///\r
+ UINT16 Status; \r
+ \r
+ ///\r
+ /// PCI bus of IDE controller.\r
+ ///\r
+ UINT32 Bus;\r
+ \r
+ ///\r
+ /// PCI device of IDE controller.\r
+ ///\r
+ UINT32 Device;\r
+ \r
+ ///\r
+ /// PCI function of IDE controller.\r
+ ///\r
+ UINT32 Function;\r
+ \r
+ ///\r
+ /// Command ports base address.\r
+ ///\r
+ UINT16 CommandBaseAddress;\r
+ \r
+ ///\r
+ /// Control ports base address.\r
+ ///\r
+ UINT16 ControlBaseAddress;\r
+ \r
+ ///\r
+ /// Bus master address.\r
+ ///\r
+ UINT16 BusMasterAddress;\r
+ \r
+ UINT8 HddIrq;\r
+ \r
+ ///\r
+ /// Data that identifies the drive data; one per possible attached drive.\r
+ ///\r
+ ATAPI_IDENTIFY IdentifyDrive[2];\r
+} HDD_INFO;\r
+\r
+///\r
+/// HDD_INFO status bits\r
+///\r
+#define HDD_PRIMARY 0x01\r
+#define HDD_SECONDARY 0x02\r
+#define HDD_MASTER_ATAPI_CDROM 0x04\r
+#define HDD_SLAVE_ATAPI_CDROM 0x08\r
+#define HDD_MASTER_IDE 0x20\r
+#define HDD_SLAVE_IDE 0x40\r
+#define HDD_MASTER_ATAPI_ZIPDISK 0x10\r
+#define HDD_SLAVE_ATAPI_ZIPDISK 0x80\r
+\r
+///\r
+/// BBS_STATUS_FLAGS;\.\r
+///\r
+typedef struct {\r
+ UINT16 OldPosition : 4; ///< Prior priority.\r
+ UINT16 Reserved1 : 4; ///< Reserved for future use.\r
+ UINT16 Enabled : 1; ///< If 0, ignore this entry.\r
+ UINT16 Failed : 1; ///< 0 = Not known if boot failure occurred.\r
+ ///< 1 = Boot attempted failed.\r
+ \r
+ ///\r
+ /// State of media present.\r
+ /// 00 = No bootable media is present in the device.\r
+ /// 01 = Unknown if a bootable media present.\r
+ /// 10 = Media is present and appears bootable.\r
+ /// 11 = Reserved.\r
+ ///\r
+ UINT16 MediaPresent : 2;\r
+ UINT16 Reserved2 : 4; ///< Reserved for future use.\r
+} BBS_STATUS_FLAGS;\r
+\r
+///\r
+/// BBS_TABLE, device type values & boot priority values.\r
+///\r
+typedef struct {\r
+ ///\r
+ /// The boot priority for this boot device. Values are defined below.\r
+ ///\r
+ UINT16 BootPriority;\r
+ \r
+ ///\r
+ /// The PCI bus for this boot device.\r
+ ///\r
+ UINT32 Bus;\r
+ \r
+ ///\r
+ /// The PCI device for this boot device.\r
+ ///\r
+ UINT32 Device;\r
+ \r
+ ///\r
+ /// The PCI function for the boot device.\r
+ ///\r
+ UINT32 Function;\r
+ \r
+ ///\r
+ /// The PCI class for this boot device.\r
+ ///\r
+ UINT8 Class;\r
+ \r
+ ///\r
+ /// The PCI Subclass for this boot device.\r
+ ///\r
+ UINT8 SubClass;\r
+ \r
+ ///\r
+ /// Segment:offset address of an ASCIIZ description string describing the manufacturer.\r
+ ///\r
+ UINT16 MfgStringOffset;\r
+ \r
+ ///\r
+ /// Segment:offset address of an ASCIIZ description string describing the manufacturer.\r
+ /// \r
+ UINT16 MfgStringSegment;\r
+ \r
+ ///\r
+ /// BBS device type. BBS device types are defined below.\r
+ ///\r
+ UINT16 DeviceType;\r
+ \r
+ ///\r
+ /// Status of this boot device. Type BBS_STATUS_FLAGS is defined below.\r
+ ///\r
+ BBS_STATUS_FLAGS StatusFlags;\r
+ \r
+ ///\r
+ /// Segment:Offset address of boot loader for IPL devices or install INT13 handler for\r
+ /// BCV devices.\r
+ ///\r
+ UINT16 BootHandlerOffset;\r
+ \r
+ ///\r
+ /// Segment:Offset address of boot loader for IPL devices or install INT13 handler for\r
+ /// BCV devices.\r
+ /// \r
+ UINT16 BootHandlerSegment;\r
+ \r
+ ///\r
+ /// Segment:offset address of an ASCIIZ description string describing this device.\r
+ ///\r
+ UINT16 DescStringOffset;\r
+\r
+ ///\r
+ /// Segment:offset address of an ASCIIZ description string describing this device.\r
+ ///\r
+ UINT16 DescStringSegment;\r
+ \r
+ ///\r
+ /// Reserved.\r
+ ///\r
+ UINT32 InitPerReserved;\r
+ \r
+ ///\r
+ /// The use of these fields is IBV dependent. They can be used to flag that an OpROM\r
+ /// has hooked the specified IRQ. The OpROM may be BBS compliant as some SCSI\r
+ /// BBS-compliant OpROMs also hook IRQ vectors in order to run their BIOS Setup\r
+ ///\r
+ UINT32 AdditionalIrq13Handler;\r
+ \r
+ ///\r
+ /// The use of these fields is IBV dependent. They can be used to flag that an OpROM\r
+ /// has hooked the specified IRQ. The OpROM may be BBS compliant as some SCSI\r
+ /// BBS-compliant OpROMs also hook IRQ vectors in order to run their BIOS Setup\r
+ /// \r
+ UINT32 AdditionalIrq18Handler;\r
+ \r
+ ///\r
+ /// The use of these fields is IBV dependent. They can be used to flag that an OpROM\r
+ /// has hooked the specified IRQ. The OpROM may be BBS compliant as some SCSI\r
+ /// BBS-compliant OpROMs also hook IRQ vectors in order to run their BIOS Setup\r
+ /// \r
+ UINT32 AdditionalIrq19Handler;\r
+ \r
+ ///\r
+ /// The use of these fields is IBV dependent. They can be used to flag that an OpROM\r
+ /// has hooked the specified IRQ. The OpROM may be BBS compliant as some SCSI\r
+ /// BBS-compliant OpROMs also hook IRQ vectors in order to run their BIOS Setup\r
+ /// \r
+ UINT32 AdditionalIrq40Handler;\r
+ UINT8 AssignedDriveNumber;\r
+ UINT32 AdditionalIrq41Handler;\r
+ UINT32 AdditionalIrq46Handler;\r
+ UINT32 IBV1;\r
+ UINT32 IBV2;\r
+} BBS_TABLE;\r
+\r
+///\r
+/// BBS device type values\r
+///@{\r
+#define BBS_FLOPPY 0x01\r
+#define BBS_HARDDISK 0x02\r
+#define BBS_CDROM 0x03\r
+#define BBS_PCMCIA 0x04\r
+#define BBS_USB 0x05\r
+#define BBS_EMBED_NETWORK 0x06\r
+#define BBS_BEV_DEVICE 0x80\r
+#define BBS_UNKNOWN 0xff\r
+///@}\r
+\r
+///\r
+/// BBS boot priority values\r
+///@{\r
+#define BBS_DO_NOT_BOOT_FROM 0xFFFC\r
+#define BBS_LOWEST_PRIORITY 0xFFFD\r
+#define BBS_UNPRIORITIZED_ENTRY 0xFFFE\r
+#define BBS_IGNORE_ENTRY 0xFFFF\r
+///@}\r
+\r
+///\r
+/// SMM_ATTRIBUTES\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Access mechanism used to generate the soft SMI. Defined types are below. The other\r
+ /// values are reserved for future usage.\r
+ ///\r
+ UINT16 Type : 3;\r
+ \r
+ ///\r
+ /// The size of "port" in bits. Defined values are below.\r
+ ///\r
+ UINT16 PortGranularity : 3;\r
+ \r
+ ///\r
+ /// The size of data in bits. Defined values are below.\r
+ ///\r
+ UINT16 DataGranularity : 3;\r
+ \r
+ ///\r
+ /// Reserved for future use.\r
+ ///\r
+ UINT16 Reserved : 7;\r
+} SMM_ATTRIBUTES;\r
+\r
+///\r
+/// SMM_ATTRIBUTES type values.\r
+///@{\r
+#define STANDARD_IO 0x00\r
+#define STANDARD_MEMORY 0x01\r
+///@}\r
+\r
+///\r
+/// SMM_ATTRIBUTES port size constants.\r
+///@{\r
+#define PORT_SIZE_8 0x00\r
+#define PORT_SIZE_16 0x01\r
+#define PORT_SIZE_32 0x02\r
+#define PORT_SIZE_64 0x03\r
+///@}\r
+\r
+///\r
+/// SMM_ATTRIBUTES data size constants.\r
+///@{\r
+#define DATA_SIZE_8 0x00\r
+#define DATA_SIZE_16 0x01\r
+#define DATA_SIZE_32 0x02\r
+#define DATA_SIZE_64 0x03\r
+///@}\r
+\r
+///\r
+/// SMM_FUNCTION & relating constants.\r
+///\r
+typedef struct {\r
+ UINT16 Function : 15;\r
+ UINT16 Owner : 1;\r
+} SMM_FUNCTION;\r
+\r
+///\r
+/// SMM_FUNCTION Function constants.\r
+///@{\r
+#define INT15_D042 0x0000\r
+#define GET_USB_BOOT_INFO 0x0001\r
+#define DMI_PNP_50_57 0x0002\r
+///@}\r
+\r
+///\r
+/// SMM_FUNCTION Owner constants.\r
+///@{\r
+#define STANDARD_OWNER 0x0\r
+#define OEM_OWNER 0x1\r
+///@}\r
+\r
+///\r
+/// This structure assumes both port and data sizes are 1. SmmAttribute must be\r
+/// properly to reflect that assumption.\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Describes the access mechanism, SmmPort, and SmmData sizes. Type\r
+ /// SMM_ATTRIBUTES is defined below.\r
+ ///\r
+ SMM_ATTRIBUTES SmmAttributes;\r
+ \r
+ ///\r
+ /// Function Soft SMI is to perform. Type SMM_FUNCTION is defined below.\r
+ ///\r
+ SMM_FUNCTION SmmFunction;\r
+ \r
+ ///\r
+ /// SmmPort size depends upon SmmAttributes and ranges from2 bytes to 16 bytes.\r
+ ///\r
+ UINT8 SmmPort;\r
+ \r
+ ///\r
+ /// SmmData size depends upon SmmAttributes and ranges from2 bytes to 16 bytes.\r
+ ///\r
+ UINT8 SmmData;\r
+} SMM_ENTRY;\r
+\r
+///\r
+/// SMM_TABLE\r
+///\r
+typedef struct {\r
+ UINT16 NumSmmEntries; ///< Number of entries represented by SmmEntry.\r
+ SMM_ENTRY SmmEntry; ///< One entry per function. Type SMM_ENTRY is defined below.\r
+} SMM_TABLE;\r
+\r
+///\r
+/// UDC_ATTRIBUTES\r
+///\r
+typedef struct {\r
+ ///\r
+ /// This bit set indicates that the ServiceAreaData is valid.\r
+ ///\r
+ UINT8 DirectoryServiceValidity : 1;\r
+ \r
+ ///\r
+ /// This bit set indicates to use the Reserve Area Boot Code Address (RACBA) only if\r
+ /// DirectoryServiceValidity is 0.\r
+ ///\r
+ UINT8 RabcaUsedFlag : 1;\r
+ \r
+ ///\r
+ /// This bit set indicates to execute hard disk diagnostics.\r
+ ///\r
+ UINT8 ExecuteHddDiagnosticsFlag : 1;\r
+ \r
+ ///\r
+ /// Reserved for future use. Set to 0.\r
+ ///\r
+ UINT8 Reserved : 5;\r
+} UDC_ATTRIBUTES;\r
+\r
+///\r
+/// UD_TABLE\r
+///\r
+typedef struct {\r
+ ///\r
+ /// This field contains the bit-mapped attributes of the PARTIES information. Type\r
+ /// UDC_ATTRIBUTES is defined below.\r
+ ///\r
+ UDC_ATTRIBUTES Attributes;\r
+ \r
+ ///\r
+ /// This field contains the zero-based device on which the selected\r
+ /// ServiceDataArea is present. It is 0 for master and 1 for the slave device. \r
+ ///\r
+ UINT8 DeviceNumber;\r
+ \r
+ ///\r
+ /// This field contains the zero-based index into the BbsTable for the parent device.\r
+ /// This index allows the user to reference the parent device information such as PCI\r
+ /// bus, device function.\r
+ ///\r
+ UINT8 BbsTableEntryNumberForParentDevice;\r
+ \r
+ ///\r
+ /// This field contains the zero-based index into the BbsTable for the boot entry.\r
+ ///\r
+ UINT8 BbsTableEntryNumberForBoot;\r
+ \r
+ ///\r
+ /// This field contains the zero-based index into the BbsTable for the HDD diagnostics entry.\r
+ ///\r
+ UINT8 BbsTableEntryNumberForHddDiag;\r
+ \r
+ ///\r
+ /// The raw Beer data.\r
+ ///\r
+ UINT8 BeerData[128];\r
+ \r
+ ///\r
+ /// The raw data of selected service area.\r
+ ///\r
+ UINT8 ServiceAreaData[64];\r
+} UD_TABLE;\r
+\r
+#define EFI_TO_LEGACY_MAJOR_VERSION 0x02\r
+#define EFI_TO_LEGACY_MINOR_VERSION 0x00\r
+#define MAX_IDE_CONTROLLER 8\r
+\r
+///\r
+/// EFI_TO_COMPATIBILITY16_BOOT_TABLE\r
+///\r
+typedef struct {\r
+ UINT16 MajorVersion; ///< The EfiCompatibility major version number.\r
+ UINT16 MinorVersion; ///< The EfiCompatibility minor version number.\r
+ UINT32 AcpiTable; ///< The location of the RSDT ACPI table. < 4G range.\r
+ UINT32 SmbiosTable; ///< The location of the SMBIOS table in EFI memory. < 4G range.\r
+ UINT32 SmbiosTableLength;\r
+ //\r
+ // Legacy SIO state\r
+ //\r
+ DEVICE_PRODUCER_DATA_HEADER SioData; ///< Standard traditional device information.\r
+ UINT16 DevicePathType; ///< The default boot type.\r
+ UINT16 PciIrqMask; ///< Mask of which IRQs have been assigned to PCI.\r
+ UINT32 NumberE820Entries; ///< Number of E820 entries. The number can change from the\r
+ ///< Compatibility16InitializeYourself() function.\r
+ //\r
+ // Controller & Drive Identify[2] per controller information\r
+ //\r
+ HDD_INFO HddInfo[MAX_IDE_CONTROLLER]; ///< Hard disk drive information, including raw Identify Drive data.\r
+ UINT32 NumberBbsEntries; ///< Number of entries in the BBS table\r
+ UINT32 BbsTable; ///< A pointer to the BBS table. Type BBS_TABLE is defined below.\r
+ UINT32 SmmTable; ///< A pointer to the SMM table. Type SMM_TABLE is defined below.\r
+ UINT32 OsMemoryAbove1Mb; ///< The amount of usable memory above 1 MB, i.e. E820 type 1 memory. This value can\r
+ ///< differ from the value in EFI_TO_COMPATIBILITY16_INIT_TABLE as more\r
+ ///< memory may have been discovered.\r
+ UINT32 UnconventionalDeviceTable; ///< Information to boot off an unconventional device like a PARTIES partition. Type\r
+ ///< UD_TABLE is defined below.\r
+} EFI_TO_COMPATIBILITY16_BOOT_TABLE;\r
+\r
+///\r
+/// EFI_LEGACY_INSTALL_PCI_HANDLER\r
+///\r
+typedef struct {\r
+ UINT8 PciBus; ///< The PCI bus of the device.\r
+ UINT8 PciDeviceFun; ///< The PCI device in bits 7:3 and function in bits 2:0.\r
+ UINT8 PciSegment; ///< The PCI segment of the device.\r
+ UINT8 PciClass; ///< The PCI class code of the device.\r
+ UINT8 PciSubclass; ///< The PCI subclass code of the device.\r
+ UINT8 PciInterface; ///< The PCI interface code of the device.\r
+ //\r
+ // Primary section\r
+ //\r
+ UINT8 PrimaryIrq; ///< The primary device IRQ.\r
+ UINT8 PrimaryReserved; ///< Reserved.\r
+ UINT16 PrimaryControl; ///< The primary device control I/O base.\r
+ UINT16 PrimaryBase; ///< The primary device I/O base.\r
+ UINT16 PrimaryBusMaster; ///< The primary device bus master I/O base.\r
+ //\r
+ // Secondary Section\r
+ //\r
+ UINT8 SecondaryIrq; ///< The secondary device IRQ.\r
+ UINT8 SecondaryReserved; ///< Reserved.\r
+ UINT16 SecondaryControl; ///< The secondary device control I/O base.\r
+ UINT16 SecondaryBase; ///< The secondary device I/O base.\r
+ UINT16 SecondaryBusMaster; ///< The secondary device bus master I/O base.\r
+} EFI_LEGACY_INSTALL_PCI_HANDLER;\r
+\r
+//\r
+// Restore default pack value\r
+//\r
+#pragma pack()\r