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-rw-r--r--OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h779
1 files changed, 377 insertions, 402 deletions
diff --git a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
index f437d0cc42..5a706d9ea6 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
+++ b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
@@ -9,7 +9,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#ifndef _LEGACY_BIOS_INTERFACE_
#define _LEGACY_BIOS_INTERFACE_
-
#include <FrameworkDxe.h>
#include <IndustryStandard/Pci.h>
#include <IndustryStandard/SmBios.h>
@@ -62,7 +61,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
// BUGBUG: This entry maybe changed to PCD in future and wait for
// redesign of BDS library
//
-#define MAX_BBS_ENTRIES 0x100
+#define MAX_BBS_ENTRIES 0x100
//
// Thunk Status Codes
@@ -79,8 +78,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
//
// 8259 Hardware definitions
//
-#define LEGACY_MODE_BASE_VECTOR_MASTER 0x08
-#define LEGACY_MODE_BASE_VECTOR_SLAVE 0x70
+#define LEGACY_MODE_BASE_VECTOR_MASTER 0x08
+#define LEGACY_MODE_BASE_VECTOR_SLAVE 0x70
//
// The original PC used INT8-F for master PIC. Since these mapped over
@@ -96,53 +95,53 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
// offset + 0xabcd could overflow which exceeds 0xFFFF which is invalid in real mode.
// So this will keep offset as small as possible to avoid offset overflow in real mode.
//
-#define NORMALIZE_EFI_SEGMENT(_Adr) (UINT16) (((UINTN) (_Adr)) >> 4)
-#define NORMALIZE_EFI_OFFSET(_Adr) (UINT16) (((UINT16) ((UINTN) (_Adr))) & 0xf)
+#define NORMALIZE_EFI_SEGMENT(_Adr) (UINT16) (((UINTN) (_Adr)) >> 4)
+#define NORMALIZE_EFI_OFFSET(_Adr) (UINT16) (((UINT16) ((UINTN) (_Adr))) & 0xf)
//
// Trace defines
//
//
-#define LEGACY_BDA_TRACE 0x000
-#define LEGACY_BIOS_TRACE 0x040
-#define LEGACY_BOOT_TRACE 0x080
-#define LEGACY_CMOS_TRACE 0x0C0
-#define LEGACY_IDE_TRACE 0x100
-#define LEGACY_MP_TRACE 0x140
-#define LEGACY_PCI_TRACE 0x180
-#define LEGACY_SIO_TRACE 0x1C0
-
-#define LEGACY_PCI_TRACE_000 LEGACY_PCI_TRACE + 0x00
-#define LEGACY_PCI_TRACE_001 LEGACY_PCI_TRACE + 0x01
-#define LEGACY_PCI_TRACE_002 LEGACY_PCI_TRACE + 0x02
-#define LEGACY_PCI_TRACE_003 LEGACY_PCI_TRACE + 0x03
-#define LEGACY_PCI_TRACE_004 LEGACY_PCI_TRACE + 0x04
-#define LEGACY_PCI_TRACE_005 LEGACY_PCI_TRACE + 0x05
-#define LEGACY_PCI_TRACE_006 LEGACY_PCI_TRACE + 0x06
-#define LEGACY_PCI_TRACE_007 LEGACY_PCI_TRACE + 0x07
-#define LEGACY_PCI_TRACE_008 LEGACY_PCI_TRACE + 0x08
-#define LEGACY_PCI_TRACE_009 LEGACY_PCI_TRACE + 0x09
-#define LEGACY_PCI_TRACE_00A LEGACY_PCI_TRACE + 0x0A
-#define LEGACY_PCI_TRACE_00B LEGACY_PCI_TRACE + 0x0B
-#define LEGACY_PCI_TRACE_00C LEGACY_PCI_TRACE + 0x0C
-#define LEGACY_PCI_TRACE_00D LEGACY_PCI_TRACE + 0x0D
-#define LEGACY_PCI_TRACE_00E LEGACY_PCI_TRACE + 0x0E
-#define LEGACY_PCI_TRACE_00F LEGACY_PCI_TRACE + 0x0F
-
-#define BDA_VIDEO_MODE 0x49
-
-#define IDE_PI_REGISTER_PNE BIT0
-#define IDE_PI_REGISTER_SNE BIT2
+#define LEGACY_BDA_TRACE 0x000
+#define LEGACY_BIOS_TRACE 0x040
+#define LEGACY_BOOT_TRACE 0x080
+#define LEGACY_CMOS_TRACE 0x0C0
+#define LEGACY_IDE_TRACE 0x100
+#define LEGACY_MP_TRACE 0x140
+#define LEGACY_PCI_TRACE 0x180
+#define LEGACY_SIO_TRACE 0x1C0
+
+#define LEGACY_PCI_TRACE_000 LEGACY_PCI_TRACE + 0x00
+#define LEGACY_PCI_TRACE_001 LEGACY_PCI_TRACE + 0x01
+#define LEGACY_PCI_TRACE_002 LEGACY_PCI_TRACE + 0x02
+#define LEGACY_PCI_TRACE_003 LEGACY_PCI_TRACE + 0x03
+#define LEGACY_PCI_TRACE_004 LEGACY_PCI_TRACE + 0x04
+#define LEGACY_PCI_TRACE_005 LEGACY_PCI_TRACE + 0x05
+#define LEGACY_PCI_TRACE_006 LEGACY_PCI_TRACE + 0x06
+#define LEGACY_PCI_TRACE_007 LEGACY_PCI_TRACE + 0x07
+#define LEGACY_PCI_TRACE_008 LEGACY_PCI_TRACE + 0x08
+#define LEGACY_PCI_TRACE_009 LEGACY_PCI_TRACE + 0x09
+#define LEGACY_PCI_TRACE_00A LEGACY_PCI_TRACE + 0x0A
+#define LEGACY_PCI_TRACE_00B LEGACY_PCI_TRACE + 0x0B
+#define LEGACY_PCI_TRACE_00C LEGACY_PCI_TRACE + 0x0C
+#define LEGACY_PCI_TRACE_00D LEGACY_PCI_TRACE + 0x0D
+#define LEGACY_PCI_TRACE_00E LEGACY_PCI_TRACE + 0x0E
+#define LEGACY_PCI_TRACE_00F LEGACY_PCI_TRACE + 0x0F
+
+#define BDA_VIDEO_MODE 0x49
+
+#define IDE_PI_REGISTER_PNE BIT0
+#define IDE_PI_REGISTER_SNE BIT2
typedef struct {
- UINTN PciSegment;
- UINTN PciBus;
- UINTN PciDevice;
- UINTN PciFunction;
- UINT32 ShadowAddress;
- UINT32 ShadowedSize;
- UINT8 DiskStart;
- UINT8 DiskEnd;
+ UINTN PciSegment;
+ UINTN PciBus;
+ UINTN PciDevice;
+ UINTN PciFunction;
+ UINT32 ShadowAddress;
+ UINT32 ShadowedSize;
+ UINT8 DiskStart;
+ UINT8 DiskEnd;
} ROM_INSTANCE_ENTRY;
//
@@ -150,15 +149,15 @@ typedef struct {
//
#if defined (MDE_CPU_IA32)
-#define NUM_REAL_GDT_ENTRIES 3
-#define CONVENTIONAL_MEMORY_TOP 0xA0000 // 640 KB
-#define INITIAL_VALUE_BELOW_1K 0x0
+#define NUM_REAL_GDT_ENTRIES 3
+#define CONVENTIONAL_MEMORY_TOP 0xA0000 // 640 KB
+#define INITIAL_VALUE_BELOW_1K 0x0
#elif defined (MDE_CPU_X64)
-#define NUM_REAL_GDT_ENTRIES 8
-#define CONVENTIONAL_MEMORY_TOP 0xA0000 // 640 KB
-#define INITIAL_VALUE_BELOW_1K 0x0
+#define NUM_REAL_GDT_ENTRIES 8
+#define CONVENTIONAL_MEMORY_TOP 0xA0000 // 640 KB
+#define INITIAL_VALUE_BELOW_1K 0x0
#endif
@@ -168,28 +167,28 @@ typedef struct {
// Define what a processor GDT looks like
//
typedef struct {
- UINT32 LimitLo : 16;
- UINT32 BaseLo : 16;
- UINT32 BaseMid : 8;
- UINT32 Type : 4;
- UINT32 System : 1;
- UINT32 Dpl : 2;
- UINT32 Present : 1;
- UINT32 LimitHi : 4;
- UINT32 Software : 1;
- UINT32 Reserved : 1;
- UINT32 DefaultSize : 1;
- UINT32 Granularity : 1;
- UINT32 BaseHi : 8;
+ UINT32 LimitLo : 16;
+ UINT32 BaseLo : 16;
+ UINT32 BaseMid : 8;
+ UINT32 Type : 4;
+ UINT32 System : 1;
+ UINT32 Dpl : 2;
+ UINT32 Present : 1;
+ UINT32 LimitHi : 4;
+ UINT32 Software : 1;
+ UINT32 Reserved : 1;
+ UINT32 DefaultSize : 1;
+ UINT32 Granularity : 1;
+ UINT32 BaseHi : 8;
} GDT32;
typedef struct {
- UINT16 LimitLow;
- UINT16 BaseLow;
- UINT8 BaseMid;
- UINT8 Attribute;
- UINT8 LimitHi;
- UINT8 BaseHi;
+ UINT16 LimitLow;
+ UINT16 BaseLow;
+ UINT8 BaseMid;
+ UINT8 Attribute;
+ UINT8 LimitHi;
+ UINT8 BaseHi;
} GDT64;
//
@@ -197,13 +196,13 @@ typedef struct {
// This data structure must be kept in sync with ASM STRUCT in Thunk.inc
//
typedef struct {
- UINT16 Limit;
- UINT64 Base;
+ UINT16 Limit;
+ UINT64 Base;
} DESCRIPTOR64;
typedef struct {
- UINT16 Limit;
- UINT32 Base;
+ UINT16 Limit;
+ UINT32 Base;
} DESCRIPTOR32;
//
@@ -220,33 +219,33 @@ typedef struct {
// Space for the code
// The address of Code is also the beginning of the relocated Thunk code
//
- CHAR8 Code[4096]; // ?
+ CHAR8 Code[4096]; // ?
//
// The address of the Reverse Thunk code
// Note that this member CONTAINS the address of the relocated reverse thunk
// code unlike the member variable 'Code', which IS the address of the Thunk
// code.
//
- UINT32 LowReverseThunkStart;
+ UINT32 LowReverseThunkStart;
//
// Data for the code (cs releative)
//
- DESCRIPTOR32 GdtDesc; // Protected mode GDT
- DESCRIPTOR32 IdtDesc; // Protected mode IDT
- UINT32 FlatSs;
- UINT32 FlatEsp;
+ DESCRIPTOR32 GdtDesc; // Protected mode GDT
+ DESCRIPTOR32 IdtDesc; // Protected mode IDT
+ UINT32 FlatSs;
+ UINT32 FlatEsp;
- UINT32 LowCodeSelector; // Low code selector in GDT
- UINT32 LowDataSelector; // Low data selector in GDT
- UINT32 LowStack;
- DESCRIPTOR32 RealModeIdtDesc;
+ UINT32 LowCodeSelector; // Low code selector in GDT
+ UINT32 LowDataSelector; // Low data selector in GDT
+ UINT32 LowStack;
+ DESCRIPTOR32 RealModeIdtDesc;
//
// real-mode GDT (temporary GDT with two real mode segment descriptors)
//
- GDT32 RealModeGdt[NUM_REAL_GDT_ENTRIES];
- DESCRIPTOR32 RealModeGdtDesc;
+ GDT32 RealModeGdt[NUM_REAL_GDT_ENTRIES];
+ DESCRIPTOR32 RealModeGdtDesc;
//
// Members specifically for the reverse thunk
@@ -254,36 +253,36 @@ typedef struct {
// before performing the reverse thunk. The RevFlat* members must be set
// before calling the reverse thunk assembly code.
//
- UINT16 RevRealDs;
- UINT16 RevRealSs;
- UINT32 RevRealEsp;
- DESCRIPTOR32 RevRealIdtDesc;
- UINT16 RevFlatDataSelector; // Flat data selector in GDT
- UINT32 RevFlatStack;
+ UINT16 RevRealDs;
+ UINT16 RevRealSs;
+ UINT32 RevRealEsp;
+ DESCRIPTOR32 RevRealIdtDesc;
+ UINT16 RevFlatDataSelector; // Flat data selector in GDT
+ UINT32 RevFlatStack;
//
// A low memory stack
//
- CHAR8 Stack[LOW_STACK_SIZE];
+ CHAR8 Stack[LOW_STACK_SIZE];
//
// Stack for flat mode after reverse thunk
// @bug - This may no longer be necessary if the reverse thunk interface
// is changed to have the flat stack in a different location.
//
- CHAR8 RevThunkStack[LOW_STACK_SIZE];
+ CHAR8 RevThunkStack[LOW_STACK_SIZE];
//
// Legacy16 Init memory map info
//
- EFI_TO_COMPATIBILITY16_INIT_TABLE EfiToLegacy16InitTable;
+ EFI_TO_COMPATIBILITY16_INIT_TABLE EfiToLegacy16InitTable;
- EFI_TO_COMPATIBILITY16_BOOT_TABLE EfiToLegacy16BootTable;
+ EFI_TO_COMPATIBILITY16_BOOT_TABLE EfiToLegacy16BootTable;
- CHAR8 InterruptRedirectionCode[32];
- EFI_LEGACY_INSTALL_PCI_HANDLER PciHandler;
- EFI_DISPATCH_OPROM_TABLE DispatchOpromTable;
- BBS_TABLE BbsTable[MAX_BBS_ENTRIES];
+ CHAR8 InterruptRedirectionCode[32];
+ EFI_LEGACY_INSTALL_PCI_HANDLER PciHandler;
+ EFI_DISPATCH_OPROM_TABLE DispatchOpromTable;
+ BBS_TABLE BbsTable[MAX_BBS_ENTRIES];
} LOW_MEMORY_THUNK;
#elif defined (MDE_CPU_X64)
@@ -293,42 +292,42 @@ typedef struct {
// Space for the code
// The address of Code is also the beginning of the relocated Thunk code
//
- CHAR8 Code[4096]; // ?
+ CHAR8 Code[4096]; // ?
//
// Data for the code (cs releative)
//
- DESCRIPTOR64 X64GdtDesc; // Protected mode GDT
- DESCRIPTOR64 X64IdtDesc; // Protected mode IDT
- UINTN X64Ss;
- UINTN X64Esp;
+ DESCRIPTOR64 X64GdtDesc; // Protected mode GDT
+ DESCRIPTOR64 X64IdtDesc; // Protected mode IDT
+ UINTN X64Ss;
+ UINTN X64Esp;
- UINTN RealStack;
- DESCRIPTOR32 RealModeIdtDesc;
- DESCRIPTOR32 RealModeGdtDesc;
+ UINTN RealStack;
+ DESCRIPTOR32 RealModeIdtDesc;
+ DESCRIPTOR32 RealModeGdtDesc;
//
// real-mode GDT (temporary GDT with two real mode segment descriptors)
//
- GDT64 RealModeGdt[NUM_REAL_GDT_ENTRIES];
- UINT64 PageMapLevel4;
+ GDT64 RealModeGdt[NUM_REAL_GDT_ENTRIES];
+ UINT64 PageMapLevel4;
//
// A low memory stack
//
- CHAR8 Stack[LOW_STACK_SIZE];
+ CHAR8 Stack[LOW_STACK_SIZE];
//
// Legacy16 Init memory map info
//
- EFI_TO_COMPATIBILITY16_INIT_TABLE EfiToLegacy16InitTable;
+ EFI_TO_COMPATIBILITY16_INIT_TABLE EfiToLegacy16InitTable;
- EFI_TO_COMPATIBILITY16_BOOT_TABLE EfiToLegacy16BootTable;
+ EFI_TO_COMPATIBILITY16_BOOT_TABLE EfiToLegacy16BootTable;
- CHAR8 InterruptRedirectionCode[32];
- EFI_LEGACY_INSTALL_PCI_HANDLER PciHandler;
- EFI_DISPATCH_OPROM_TABLE DispatchOpromTable;
- BBS_TABLE BbsTable[MAX_BBS_ENTRIES];
+ CHAR8 InterruptRedirectionCode[32];
+ EFI_LEGACY_INSTALL_PCI_HANDLER PciHandler;
+ EFI_DISPATCH_OPROM_TABLE DispatchOpromTable;
+ BBS_TABLE BbsTable[MAX_BBS_ENTRIES];
} LOW_MEMORY_THUNK;
#endif
@@ -337,42 +336,42 @@ typedef struct {
// PnP Expansion Header
//
typedef struct {
- UINT32 PnpSignature;
- UINT8 Revision;
- UINT8 Length;
- UINT16 NextHeader;
- UINT8 Reserved1;
- UINT8 Checksum;
- UINT32 DeviceId;
- UINT16 MfgPointer;
- UINT16 ProductNamePointer;
- UINT8 Class;
- UINT8 SubClass;
- UINT8 Interface;
- UINT8 DeviceIndicators;
- UINT16 Bcv;
- UINT16 DisconnectVector;
- UINT16 Bev;
- UINT16 Reserved2;
- UINT16 StaticResourceVector;
+ UINT32 PnpSignature;
+ UINT8 Revision;
+ UINT8 Length;
+ UINT16 NextHeader;
+ UINT8 Reserved1;
+ UINT8 Checksum;
+ UINT32 DeviceId;
+ UINT16 MfgPointer;
+ UINT16 ProductNamePointer;
+ UINT8 Class;
+ UINT8 SubClass;
+ UINT8 Interface;
+ UINT8 DeviceIndicators;
+ UINT16 Bcv;
+ UINT16 DisconnectVector;
+ UINT16 Bev;
+ UINT16 Reserved2;
+ UINT16 StaticResourceVector;
} LEGACY_PNP_EXPANSION_HEADER;
typedef struct {
- UINT8 PciSegment;
- UINT8 PciBus;
- UINT8 PciDevice;
- UINT8 PciFunction;
- UINT16 Vid;
- UINT16 Did;
- UINT16 SysSid;
- UINT16 SVid;
- UINT8 Class;
- UINT8 SubClass;
- UINT8 Interface;
- UINT8 Reserved;
- UINTN RomStart;
- UINTN ManufacturerString;
- UINTN ProductNameString;
+ UINT8 PciSegment;
+ UINT8 PciBus;
+ UINT8 PciDevice;
+ UINT8 PciFunction;
+ UINT16 Vid;
+ UINT16 Did;
+ UINT16 SysSid;
+ UINT16 SVid;
+ UINT8 Class;
+ UINT8 SubClass;
+ UINT8 Interface;
+ UINT8 Reserved;
+ UINTN RomStart;
+ UINTN ManufacturerString;
+ UINTN ProductNameString;
} LEGACY_ROM_AND_BBS_TABLE;
//
@@ -382,219 +381,217 @@ typedef struct {
// This mapping is ignored booting to a legacy OS.
//
typedef struct {
- UINT8 PciSegment;
- UINT8 PciBus;
- UINT8 PciDevice;
- UINT8 PciFunction;
- UINT8 StartDriveNumber;
- UINT8 EndDriveNumber;
+ UINT8 PciSegment;
+ UINT8 PciBus;
+ UINT8 PciDevice;
+ UINT8 PciFunction;
+ UINT8 StartDriveNumber;
+ UINT8 EndDriveNumber;
} LEGACY_EFI_HDD_TABLE;
//
// This data is passed to Leacy16Boot
//
typedef enum {
- EfiAcpiAddressRangeMemory = 1,
- EfiAcpiAddressRangeReserved = 2,
- EfiAcpiAddressRangeACPI = 3,
- EfiAcpiAddressRangeNVS = 4,
+ EfiAcpiAddressRangeMemory = 1,
+ EfiAcpiAddressRangeReserved = 2,
+ EfiAcpiAddressRangeACPI = 3,
+ EfiAcpiAddressRangeNVS = 4,
EfiAddressRangePersistentMemory = 7
} EFI_ACPI_MEMORY_TYPE;
typedef struct {
- UINT64 BaseAddr;
- UINT64 Length;
- EFI_ACPI_MEMORY_TYPE Type;
+ UINT64 BaseAddr;
+ UINT64 Length;
+ EFI_ACPI_MEMORY_TYPE Type;
} EFI_E820_ENTRY64;
typedef struct {
- UINT32 BassAddrLow;
- UINT32 BaseAddrHigh;
- UINT32 LengthLow;
- UINT32 LengthHigh;
- EFI_ACPI_MEMORY_TYPE Type;
+ UINT32 BassAddrLow;
+ UINT32 BaseAddrHigh;
+ UINT32 LengthLow;
+ UINT32 LengthHigh;
+ EFI_ACPI_MEMORY_TYPE Type;
} EFI_E820_ENTRY;
#pragma pack()
-extern BBS_TABLE *mBbsTable;
-
-extern EFI_GENERIC_MEMORY_TEST_PROTOCOL *gGenMemoryTest;
-
-extern BOOLEAN mEndOfDxe;
-
-#define PORT_70 0x70
-#define PORT_71 0x71
-
-#define CMOS_0A 0x0a ///< Status register A
-#define CMOS_0D 0x0d ///< Status register D
-#define CMOS_0E 0x0e ///< Diagnostic Status
-#define CMOS_0F 0x0f ///< Shutdown status
-#define CMOS_10 0x10 ///< Floppy type
-#define CMOS_12 0x12 ///< IDE type
-#define CMOS_14 0x14 ///< Same as BDA 40:10
-#define CMOS_15 0x15 ///< Low byte of base memory in 1k increments
-#define CMOS_16 0x16 ///< High byte of base memory in 1k increments
-#define CMOS_17 0x17 ///< Low byte of 1MB+ memory in 1k increments - max 15 MB
-#define CMOS_18 0x18 ///< High byte of 1MB+ memory in 1k increments - max 15 MB
-#define CMOS_19 0x19 ///< C: extended drive type
-#define CMOS_1A 0x1a ///< D: extended drive type
-#define CMOS_2E 0x2e ///< Most significient byte of standard checksum
-#define CMOS_2F 0x2f ///< Least significient byte of standard checksum
-#define CMOS_30 0x30 ///< CMOS 0x17
-#define CMOS_31 0x31 ///< CMOS 0x18
-#define CMOS_32 0x32 ///< Century byte
+extern BBS_TABLE *mBbsTable;
+
+extern EFI_GENERIC_MEMORY_TEST_PROTOCOL *gGenMemoryTest;
+
+extern BOOLEAN mEndOfDxe;
+
+#define PORT_70 0x70
+#define PORT_71 0x71
+
+#define CMOS_0A 0x0a ///< Status register A
+#define CMOS_0D 0x0d ///< Status register D
+#define CMOS_0E 0x0e ///< Diagnostic Status
+#define CMOS_0F 0x0f ///< Shutdown status
+#define CMOS_10 0x10 ///< Floppy type
+#define CMOS_12 0x12 ///< IDE type
+#define CMOS_14 0x14 ///< Same as BDA 40:10
+#define CMOS_15 0x15 ///< Low byte of base memory in 1k increments
+#define CMOS_16 0x16 ///< High byte of base memory in 1k increments
+#define CMOS_17 0x17 ///< Low byte of 1MB+ memory in 1k increments - max 15 MB
+#define CMOS_18 0x18 ///< High byte of 1MB+ memory in 1k increments - max 15 MB
+#define CMOS_19 0x19 ///< C: extended drive type
+#define CMOS_1A 0x1a ///< D: extended drive type
+#define CMOS_2E 0x2e ///< Most significient byte of standard checksum
+#define CMOS_2F 0x2f ///< Least significient byte of standard checksum
+#define CMOS_30 0x30 ///< CMOS 0x17
+#define CMOS_31 0x31 ///< CMOS 0x18
+#define CMOS_32 0x32 ///< Century byte
//
// 8254 Timer registers
//
-#define TIMER0_COUNT_PORT 0x40
-#define TIMER1_COUNT_PORT 0x41
-#define TIMER2_COUNT_PORT 0x42
-#define TIMER_CONTROL_PORT 0x43
+#define TIMER0_COUNT_PORT 0x40
+#define TIMER1_COUNT_PORT 0x41
+#define TIMER2_COUNT_PORT 0x42
+#define TIMER_CONTROL_PORT 0x43
//
// Timer 0, Read/Write LSB then MSB, Square wave output, binary count use.
//
-#define TIMER0_CONTROL_WORD 0x36
+#define TIMER0_CONTROL_WORD 0x36
#define LEGACY_BIOS_INSTANCE_SIGNATURE SIGNATURE_32 ('L', 'B', 'I', 'T')
typedef struct {
- UINTN Signature;
+ UINTN Signature;
- EFI_HANDLE Handle;
- EFI_LEGACY_BIOS_PROTOCOL LegacyBios;
+ EFI_HANDLE Handle;
+ EFI_LEGACY_BIOS_PROTOCOL LegacyBios;
- EFI_HANDLE ImageHandle;
+ EFI_HANDLE ImageHandle;
//
// CPU Architectural Protocol
//
- EFI_CPU_ARCH_PROTOCOL *Cpu;
+ EFI_CPU_ARCH_PROTOCOL *Cpu;
//
// Timer Architectural Protocol
//
- EFI_TIMER_ARCH_PROTOCOL *Timer;
- BOOLEAN TimerUses8254;
+ EFI_TIMER_ARCH_PROTOCOL *Timer;
+ BOOLEAN TimerUses8254;
//
// Protocol to Lock and Unlock 0xc0000 - 0xfffff
//
- EFI_LEGACY_REGION2_PROTOCOL *LegacyRegion;
+ EFI_LEGACY_REGION2_PROTOCOL *LegacyRegion;
- EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *LegacyBiosPlatform;
+ EFI_LEGACY_BIOS_PLATFORM_PROTOCOL *LegacyBiosPlatform;
//
// Interrupt control for thunk and PCI IRQ
//
- EFI_LEGACY_8259_PROTOCOL *Legacy8259;
+ EFI_LEGACY_8259_PROTOCOL *Legacy8259;
//
// PCI Interrupt PIRQ control
//
- EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
+ EFI_LEGACY_INTERRUPT_PROTOCOL *LegacyInterrupt;
//
// Generic Memory Test
//
- EFI_GENERIC_MEMORY_TEST_PROTOCOL *GenericMemoryTest;
+ EFI_GENERIC_MEMORY_TEST_PROTOCOL *GenericMemoryTest;
//
// TRUE if PCI Interrupt Line registers have been programmed.
//
- BOOLEAN PciInterruptLine;
+ BOOLEAN PciInterruptLine;
//
// Code space below 1MB needed by thunker to transition to real mode.
// Contains stack and real mode code fragments
//
- LOW_MEMORY_THUNK *IntThunk;
+ LOW_MEMORY_THUNK *IntThunk;
//
// Starting shadow address of the Legacy BIOS
//
- UINT32 BiosStart;
- UINT32 LegacyBiosImageSize;
+ UINT32 BiosStart;
+ UINT32 LegacyBiosImageSize;
//
// Start of variables used by CsmItp.mac ITP macro file and/os LegacyBios
//
- UINT8 Dump[4];
+ UINT8 Dump[4];
//
// $EFI Legacy16 code entry info in memory < 1 MB;
//
- EFI_COMPATIBILITY16_TABLE *Legacy16Table;
- VOID *Legacy16InitPtr;
- VOID *Legacy16BootPtr;
- VOID *InternalIrqRoutingTable;
- UINT32 NumberIrqRoutingEntries;
- VOID *BbsTablePtr;
- VOID *HddTablePtr;
- UINT32 NumberHddControllers;
+ EFI_COMPATIBILITY16_TABLE *Legacy16Table;
+ VOID *Legacy16InitPtr;
+ VOID *Legacy16BootPtr;
+ VOID *InternalIrqRoutingTable;
+ UINT32 NumberIrqRoutingEntries;
+ VOID *BbsTablePtr;
+ VOID *HddTablePtr;
+ UINT32 NumberHddControllers;
//
// Cached copy of Legacy16 entry point
//
- UINT16 Legacy16CallSegment;
- UINT16 Legacy16CallOffset;
+ UINT16 Legacy16CallSegment;
+ UINT16 Legacy16CallOffset;
//
// Returned from $EFI and passed in to OPROMS
//
- UINT16 PnPInstallationCheckSegment;
- UINT16 PnPInstallationCheckOffset;
+ UINT16 PnPInstallationCheckSegment;
+ UINT16 PnPInstallationCheckOffset;
//
// E820 table
//
- EFI_E820_ENTRY E820Table[EFI_MAX_E820_ENTRY];
- UINT32 NumberE820Entries;
+ EFI_E820_ENTRY E820Table[EFI_MAX_E820_ENTRY];
+ UINT32 NumberE820Entries;
//
// True if legacy VGA INT 10h handler installed
//
- BOOLEAN VgaInstalled;
+ BOOLEAN VgaInstalled;
//
// Number of IDE drives
//
- UINT8 IdeDriveCount;
+ UINT8 IdeDriveCount;
//
// Current Free Option ROM space. An option ROM must NOT go past
// BiosStart.
//
- UINT32 OptionRom;
+ UINT32 OptionRom;
//
// Save Legacy16 unexpected interrupt vector. Reprogram INT 68-6F from
// EFI values to legacy value just before boot.
//
- UINT32 BiosUnexpectedInt;
- UINT32 ThunkSavedInt[8];
- UINT16 ThunkSeg;
- LEGACY_EFI_HDD_TABLE *LegacyEfiHddTable;
- UINT16 LegacyEfiHddTableIndex;
- UINT8 DiskEnd;
- UINT8 Disk4075;
- UINT16 TraceIndex;
- UINT16 Trace[0x200];
+ UINT32 BiosUnexpectedInt;
+ UINT32 ThunkSavedInt[8];
+ UINT16 ThunkSeg;
+ LEGACY_EFI_HDD_TABLE *LegacyEfiHddTable;
+ UINT16 LegacyEfiHddTableIndex;
+ UINT8 DiskEnd;
+ UINT8 Disk4075;
+ UINT16 TraceIndex;
+ UINT16 Trace[0x200];
//
// Indicate that whether GenericLegacyBoot is entered or not
//
- BOOLEAN LegacyBootEntered;
+ BOOLEAN LegacyBootEntered;
//
// CSM16 PCI Interface Version
//
- UINT16 Csm16PciInterfaceVersion;
-
+ UINT16 Csm16PciInterfaceVersion;
} LEGACY_BIOS_INSTANCE;
-
#pragma pack(1)
/*
@@ -636,41 +633,41 @@ typedef struct {
40:98-101 skip
*/
typedef struct {
- UINT16 Com1;
- UINT16 Com2;
- UINT16 Com3;
- UINT16 Com4;
- UINT16 Lpt1;
- UINT16 Lpt2;
- UINT16 Lpt3;
- UINT16 Ebda;
- UINT16 MachineConfig;
- UINT8 Bda12;
- UINT16 MemSize;
- UINT8 Bda15_16[0x02];
- UINT8 ShiftStatus;
- UINT8 Bda18_19[0x02];
- UINT16 KeyHead;
- UINT16 KeyTail;
- UINT16 Bda1E_3D[0x10];
- UINT16 FloppyData;
- UINT8 FloppyTimeout;
- UINT8 Bda41_74[0x34];
- UINT8 NumberOfDrives;
- UINT8 Bda76_77[0x02];
- UINT16 Lpt1_2Timeout;
- UINT16 Lpt3_4Timeout;
- UINT16 Com1_2Timeout;
- UINT16 Com3_4Timeout;
- UINT16 KeyStart;
- UINT16 KeyEnd;
- UINT8 Bda84_87[0x4];
- UINT8 DataXmit;
- UINT8 Bda89_8F[0x07];
- UINT8 FloppyXRate;
- UINT8 Bda91_95[0x05];
- UINT8 KeyboardStatus;
- UINT8 LedStatus;
+ UINT16 Com1;
+ UINT16 Com2;
+ UINT16 Com3;
+ UINT16 Com4;
+ UINT16 Lpt1;
+ UINT16 Lpt2;
+ UINT16 Lpt3;
+ UINT16 Ebda;
+ UINT16 MachineConfig;
+ UINT8 Bda12;
+ UINT16 MemSize;
+ UINT8 Bda15_16[0x02];
+ UINT8 ShiftStatus;
+ UINT8 Bda18_19[0x02];
+ UINT16 KeyHead;
+ UINT16 KeyTail;
+ UINT16 Bda1E_3D[0x10];
+ UINT16 FloppyData;
+ UINT8 FloppyTimeout;
+ UINT8 Bda41_74[0x34];
+ UINT8 NumberOfDrives;
+ UINT8 Bda76_77[0x02];
+ UINT16 Lpt1_2Timeout;
+ UINT16 Lpt3_4Timeout;
+ UINT16 Com1_2Timeout;
+ UINT16 Com3_4Timeout;
+ UINT16 KeyStart;
+ UINT16 KeyEnd;
+ UINT8 Bda84_87[0x4];
+ UINT8 DataXmit;
+ UINT8 Bda89_8F[0x07];
+ UINT8 FloppyXRate;
+ UINT8 Bda91_95[0x05];
+ UINT8 KeyboardStatus;
+ UINT8 LedStatus;
} BDA_STRUC;
#pragma pack()
@@ -694,12 +691,11 @@ typedef struct {
BOOLEAN
EFIAPI
LegacyBiosInt86 (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINT8 BiosInt,
- IN EFI_IA32_REGISTER_SET *Regs
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINT8 BiosInt,
+ IN EFI_IA32_REGISTER_SET *Regs
);
-
/**
Thunk to 16-bit real mode and call Segment:Offset. Regs will contain the
16-bit register context on entry and exit. Arguments can be passed on
@@ -721,15 +717,14 @@ LegacyBiosInt86 (
BOOLEAN
EFIAPI
LegacyBiosFarCall86 (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINT16 Segment,
- IN UINT16 Offset,
- IN EFI_IA32_REGISTER_SET *Regs,
- IN VOID *Stack,
- IN UINTN StackSize
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINT16 Segment,
+ IN UINT16 Offset,
+ IN EFI_IA32_REGISTER_SET *Regs,
+ IN VOID *Stack,
+ IN UINTN StackSize
);
-
/**
Test to see if a legacy PCI ROM exists for this device. Optionally return
the Legacy ROM instance for this PCI device.
@@ -748,14 +743,13 @@ LegacyBiosFarCall86 (
EFI_STATUS
EFIAPI
LegacyBiosCheckPciRom (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN EFI_HANDLE PciHandle,
- OUT VOID **RomImage OPTIONAL,
- OUT UINTN *RomSize OPTIONAL,
- OUT UINTN *Flags
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN EFI_HANDLE PciHandle,
+ OUT VOID **RomImage OPTIONAL,
+ OUT UINTN *RomSize OPTIONAL,
+ OUT UINTN *Flags
);
-
/**
Assign drive number to legacy HDD drives prior to booting an EFI
aware OS so the OS can access drives without an EFI driver.
@@ -772,12 +766,11 @@ LegacyBiosCheckPciRom (
EFI_STATUS
EFIAPI
LegacyBiosPrepareToBootEfi (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- OUT UINT16 *BbsCount,
- OUT BBS_TABLE **BbsTable
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ OUT UINT16 *BbsCount,
+ OUT BBS_TABLE **BbsTable
);
-
/**
To boot from an unconventional device like parties and/or execute
HDD diagnostics.
@@ -796,14 +789,13 @@ LegacyBiosPrepareToBootEfi (
EFI_STATUS
EFIAPI
LegacyBiosBootUnconventionalDevice (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UDC_ATTRIBUTES Attributes,
- IN UINTN BbsEntry,
- IN VOID *BeerData,
- IN VOID *ServiceAreaData
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UDC_ATTRIBUTES Attributes,
+ IN UINTN BbsEntry,
+ IN VOID *BeerData,
+ IN VOID *ServiceAreaData
);
-
/**
Load a legacy PC-AT OPROM on the PciHandle device. Return information
about how many disks were added by the OPROM and the shadow address and
@@ -834,17 +826,16 @@ LegacyBiosBootUnconventionalDevice (
EFI_STATUS
EFIAPI
LegacyBiosInstallPciRom (
- IN EFI_LEGACY_BIOS_PROTOCOL * This,
- IN EFI_HANDLE PciHandle,
- IN VOID **RomImage,
- OUT UINTN *Flags,
- OUT UINT8 *DiskStart OPTIONAL,
- OUT UINT8 *DiskEnd OPTIONAL,
- OUT VOID **RomShadowAddress OPTIONAL,
- OUT UINT32 *RomShadowedSize OPTIONAL
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN EFI_HANDLE PciHandle,
+ IN VOID **RomImage,
+ OUT UINTN *Flags,
+ OUT UINT8 *DiskStart OPTIONAL,
+ OUT UINT8 *DiskEnd OPTIONAL,
+ OUT VOID **RomShadowAddress OPTIONAL,
+ OUT UINT32 *RomShadowedSize OPTIONAL
);
-
/**
Fill in the standard BDA for Keyboard LEDs
@@ -857,11 +848,10 @@ LegacyBiosInstallPciRom (
EFI_STATUS
EFIAPI
LegacyBiosUpdateKeyboardLedStatus (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINT8 Leds
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINT8 Leds
);
-
/**
Get all BBS info
@@ -879,14 +869,13 @@ LegacyBiosUpdateKeyboardLedStatus (
EFI_STATUS
EFIAPI
LegacyBiosGetBbsInfo (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- OUT UINT16 *HddCount,
- OUT HDD_INFO **HddInfo,
- OUT UINT16 *BbsCount,
- OUT BBS_TABLE **BbsTable
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ OUT UINT16 *HddCount,
+ OUT HDD_INFO **HddInfo,
+ OUT UINT16 *BbsCount,
+ OUT BBS_TABLE **BbsTable
);
-
/**
Shadow all legacy16 OPROMs that haven't been shadowed.
Warning: Use this with caution. This routine disconnects all EFI
@@ -901,10 +890,9 @@ LegacyBiosGetBbsInfo (
EFI_STATUS
EFIAPI
LegacyBiosShadowAllLegacyOproms (
- IN EFI_LEGACY_BIOS_PROTOCOL *This
+ IN EFI_LEGACY_BIOS_PROTOCOL *This
);
-
/**
Attempt to legacy boot the BootOption. If the EFI contexted has been
compromised this function will not return.
@@ -920,13 +908,12 @@ LegacyBiosShadowAllLegacyOproms (
EFI_STATUS
EFIAPI
LegacyBiosLegacyBoot (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN BBS_BBS_DEVICE_PATH *BbsDevicePath,
- IN UINT32 LoadOptionsSize,
- IN VOID *LoadOptions
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN BBS_BBS_DEVICE_PATH *BbsDevicePath,
+ IN UINT32 LoadOptionsSize,
+ IN VOID *LoadOptions
);
-
/**
Allocate memory < 1 MB and copy the thunker code into low memory. Se up
all the descriptors.
@@ -938,10 +925,9 @@ LegacyBiosLegacyBoot (
**/
EFI_STATUS
LegacyBiosInitializeThunk (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Fill in the standard BDA and EBDA stuff before Legacy16 load
@@ -952,10 +938,9 @@ LegacyBiosInitializeThunk (
**/
EFI_STATUS
LegacyBiosInitBda (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Collect IDE Inquiry data from the IDE disks
@@ -968,12 +953,11 @@ LegacyBiosInitBda (
**/
EFI_STATUS
LegacyBiosBuildIdeData (
- IN LEGACY_BIOS_INSTANCE *Private,
- IN HDD_INFO **HddInfo,
- IN UINT16 Flag
+ IN LEGACY_BIOS_INSTANCE *Private,
+ IN HDD_INFO **HddInfo,
+ IN UINT16 Flag
);
-
/**
Enable ide controller. This gets disabled when LegacyBoot.c is about
to run the Option ROMs.
@@ -984,10 +968,9 @@ LegacyBiosBuildIdeData (
**/
VOID
EnableIdeController (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
If the IDE channel is in compatibility (legacy) mode, remove all
PCI I/O BAR addresses from the controller.
@@ -998,10 +981,9 @@ EnableIdeController (
**/
VOID
InitLegacyIdeController (
- IN EFI_HANDLE IdeController
+ IN EFI_HANDLE IdeController
);
-
/**
Program the interrupt routing register in all the PCI devices. On a PC AT system
this register contains the 8259 IRQ vector that matches its PCI interrupt.
@@ -1014,10 +996,9 @@ InitLegacyIdeController (
**/
EFI_STATUS
PciProgramAllInterruptLineRegisters (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Collect EFI Info about legacy devices.
@@ -1028,10 +1009,9 @@ PciProgramAllInterruptLineRegisters (
**/
EFI_STATUS
LegacyBiosBuildSioData (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Shadow all the PCI legacy ROMs. Use data from the Legacy BIOS Protocol
to chose the order. Skip any devices that have already have legacy
@@ -1045,10 +1025,9 @@ LegacyBiosBuildSioData (
**/
EFI_STATUS
PciShadowRoms (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Fill in the standard BDA and EBDA stuff prior to legacy Boot
@@ -1059,10 +1038,9 @@ PciShadowRoms (
**/
EFI_STATUS
LegacyBiosCompleteBdaBeforeBoot (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Fill in the standard CMOS stuff before Legacy16 load
@@ -1073,10 +1051,9 @@ LegacyBiosCompleteBdaBeforeBoot (
**/
EFI_STATUS
LegacyBiosInitCmos (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Fill in the standard CMOS stuff prior to legacy Boot
@@ -1087,10 +1064,9 @@ LegacyBiosInitCmos (
**/
EFI_STATUS
LegacyBiosCompleteStandardCmosBeforeBoot (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
-
/**
Contains the code that is copied into low memory (below 640K).
This code reflects interrupts 0x68-0x6f to interrupts 0x08-0x0f.
@@ -1105,7 +1081,6 @@ InterruptRedirectionTemplate (
VOID
);
-
/**
Build the E820 table.
@@ -1117,8 +1092,8 @@ InterruptRedirectionTemplate (
**/
EFI_STATUS
LegacyBiosBuildE820 (
- IN LEGACY_BIOS_INSTANCE *Private,
- OUT UINTN *Size
+ IN LEGACY_BIOS_INSTANCE *Private,
+ OUT UINTN *Size
);
/**
@@ -1129,7 +1104,7 @@ LegacyBiosBuildE820 (
**/
VOID
ShutdownAPs (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
/**
@@ -1141,7 +1116,7 @@ ShutdownAPs (
**/
VOID
GetRegisters (
- LOW_MEMORY_THUNK *IntThunk
+ LOW_MEMORY_THUNK *IntThunk
);
/**
@@ -1156,9 +1131,9 @@ GetRegisters (
**/
UINTN
CallRealThunkCode (
- UINT8 *RealCode,
- UINT8 BiosInt,
- UINT32 CallAddress
+ UINT8 *RealCode,
+ UINT8 BiosInt,
+ UINT32 CallAddress
);
/**
@@ -1169,7 +1144,7 @@ CallRealThunkCode (
**/
VOID
GenerateSoftInit (
- UINT8 Vector
+ UINT8 Vector
);
/**
@@ -1187,11 +1162,11 @@ GenerateSoftInit (
**/
EFI_STATUS
AllocateLegacyMemory (
- IN EFI_ALLOCATE_TYPE AllocateType,
- IN EFI_MEMORY_TYPE MemoryType,
- IN EFI_PHYSICAL_ADDRESS StartPageAddress,
- IN UINTN Pages,
- OUT EFI_PHYSICAL_ADDRESS *Result
+ IN EFI_ALLOCATE_TYPE AllocateType,
+ IN EFI_MEMORY_TYPE MemoryType,
+ IN EFI_PHYSICAL_ADDRESS StartPageAddress,
+ IN UINTN Pages,
+ OUT EFI_PHYSICAL_ADDRESS *Result
);
/**
@@ -1214,11 +1189,11 @@ AllocateLegacyMemory (
EFI_STATUS
EFIAPI
LegacyBiosGetLegacyRegion (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINTN LegacyMemorySize,
- IN UINTN Region,
- IN UINTN Alignment,
- OUT VOID **LegacyMemoryAddress
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINTN LegacyMemorySize,
+ IN UINTN Region,
+ IN UINTN Alignment,
+ OUT VOID **LegacyMemoryAddress
);
/**
@@ -1238,10 +1213,10 @@ LegacyBiosGetLegacyRegion (
EFI_STATUS
EFIAPI
LegacyBiosCopyLegacyRegion (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINTN LegacyMemorySize,
- IN VOID *LegacyMemoryAddress,
- IN VOID *LegacyMemorySourceAddress
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINTN LegacyMemorySize,
+ IN VOID *LegacyMemoryAddress,
+ IN VOID *LegacyMemorySourceAddress
);
/**
@@ -1295,8 +1270,8 @@ HasMediaInFloppy (
**/
EFI_STATUS
CalculateIdentifyDriveChecksum (
- IN UINT8 *IdentifyDriveData,
- OUT UINT8 *Checksum
+ IN UINT8 *IdentifyDriveData,
+ OUT UINT8 *Checksum
);
/**
@@ -1307,7 +1282,7 @@ CalculateIdentifyDriveChecksum (
**/
VOID
UpdateIdentifyDriveData (
- IN UINT8 *IdentifyDriveData
+ IN UINT8 *IdentifyDriveData
);
/**
@@ -1321,8 +1296,8 @@ UpdateIdentifyDriveData (
**/
EFI_STATUS
LegacyBiosBuildBbs (
- IN LEGACY_BIOS_INSTANCE *Private,
- IN BBS_TABLE *BbsTable
+ IN LEGACY_BIOS_INSTANCE *Private,
+ IN BBS_TABLE *BbsTable
);
/**
@@ -1386,14 +1361,14 @@ LegacyCalculateWriteStandardCmosChecksum (
**/
EFI_STATUS
LegacyBiosCheckPciRomEx (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN EFI_HANDLE PciHandle,
- OUT VOID **RomImage OPTIONAL,
- OUT UINTN *RomSize OPTIONAL,
- OUT UINTN *RuntimeImageLength OPTIONAL,
- OUT UINTN *Flags OPTIONAL,
- OUT UINT8 *OpromRevision OPTIONAL,
- OUT VOID **ConfigUtilityCodeHeader OPTIONAL
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN EFI_HANDLE PciHandle,
+ OUT VOID **RomImage OPTIONAL,
+ OUT UINTN *RomSize OPTIONAL,
+ OUT UINTN *RuntimeImageLength OPTIONAL,
+ OUT UINTN *Flags OPTIONAL,
+ OUT UINT8 *OpromRevision OPTIONAL,
+ OUT VOID **ConfigUtilityCodeHeader OPTIONAL
);
/**
@@ -1408,8 +1383,8 @@ LegacyBiosCheckPciRomEx (
**/
EFI_STATUS
RelocateImageUnder4GIfNeeded (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
);
/**
@@ -1433,12 +1408,12 @@ RelocateImageUnder4GIfNeeded (
BOOLEAN
EFIAPI
InternalLegacyBiosFarCall (
- IN EFI_LEGACY_BIOS_PROTOCOL *This,
- IN UINT16 Segment,
- IN UINT16 Offset,
- IN EFI_IA32_REGISTER_SET *Regs,
- IN VOID *Stack,
- IN UINTN StackSize
+ IN EFI_LEGACY_BIOS_PROTOCOL *This,
+ IN UINT16 Segment,
+ IN UINT16 Offset,
+ IN EFI_IA32_REGISTER_SET *Regs,
+ IN VOID *Stack,
+ IN UINTN StackSize
);
/**
@@ -1454,7 +1429,7 @@ InternalLegacyBiosFarCall (
**/
EFI_STATUS
LegacyBiosInstallVgaRom (
- IN LEGACY_BIOS_INSTANCE *Private
+ IN LEGACY_BIOS_INSTANCE *Private
);
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 02:40:13 +0000