#include "DxeIpl.h"\r
#include "VirtualMemory.h"\r
\r
-#define IDT_ENTRY_COUNT 32\r
+#define IDT_ENTRY_COUNT 32\r
\r
typedef struct _X64_IDT_TABLE {\r
//\r
// Reserved 4 bytes preceding PeiService and IdtTable,\r
// since IDT base address should be 8-byte alignment.\r
//\r
- UINT32 Reserved;\r
- CONST EFI_PEI_SERVICES **PeiService;\r
- X64_IDT_GATE_DESCRIPTOR IdtTable[IDT_ENTRY_COUNT];\r
+ UINT32 Reserved;\r
+ CONST EFI_PEI_SERVICES **PeiService;\r
+ X64_IDT_GATE_DESCRIPTOR IdtTable[IDT_ENTRY_COUNT];\r
} X64_IDT_TABLE;\r
\r
//\r
// Global Descriptor Table (GDT)\r
//\r
-GLOBAL_REMOVE_IF_UNREFERENCED IA32_GDT gGdtEntries[] = {\r
-/* selector { Global Segment Descriptor } */\r
-/* 0x00 */ {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, //null descriptor\r
-/* 0x08 */ {{0xffff, 0, 0, 0x2, 1, 0, 1, 0xf, 0, 0, 1, 1, 0}}, //linear data segment descriptor\r
-/* 0x10 */ {{0xffff, 0, 0, 0xf, 1, 0, 1, 0xf, 0, 0, 1, 1, 0}}, //linear code segment descriptor\r
-/* 0x18 */ {{0xffff, 0, 0, 0x3, 1, 0, 1, 0xf, 0, 0, 1, 1, 0}}, //system data segment descriptor\r
-/* 0x20 */ {{0xffff, 0, 0, 0xa, 1, 0, 1, 0xf, 0, 0, 1, 1, 0}}, //system code segment descriptor\r
-/* 0x28 */ {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, //spare segment descriptor\r
-/* 0x30 */ {{0xffff, 0, 0, 0x2, 1, 0, 1, 0xf, 0, 0, 1, 1, 0}}, //system data segment descriptor\r
-/* 0x38 */ {{0xffff, 0, 0, 0xa, 1, 0, 1, 0xf, 0, 1, 0, 1, 0}}, //system code segment descriptor\r
-/* 0x40 */ {{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, //spare segment descriptor\r
+GLOBAL_REMOVE_IF_UNREFERENCED IA32_GDT gGdtEntries[] = {\r
+ /* selector { Global Segment Descriptor } */\r
+ /* 0x00 */ {\r
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }\r
+ }, // null descriptor\r
+ /* 0x08 */ {\r
+ { 0xffff, 0, 0, 0x2, 1, 0, 1, 0xf, 0, 0, 1, 1, 0 }\r
+ }, // linear data segment descriptor\r
+ /* 0x10 */ {\r
+ { 0xffff, 0, 0, 0xf, 1, 0, 1, 0xf, 0, 0, 1, 1, 0 }\r
+ }, // linear code segment descriptor\r
+ /* 0x18 */ {\r
+ { 0xffff, 0, 0, 0x3, 1, 0, 1, 0xf, 0, 0, 1, 1, 0 }\r
+ }, // system data segment descriptor\r
+ /* 0x20 */ {\r
+ { 0xffff, 0, 0, 0xa, 1, 0, 1, 0xf, 0, 0, 1, 1, 0 }\r
+ }, // system code segment descriptor\r
+ /* 0x28 */ {\r
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }\r
+ }, // spare segment descriptor\r
+ /* 0x30 */ {\r
+ { 0xffff, 0, 0, 0x2, 1, 0, 1, 0xf, 0, 0, 1, 1, 0 }\r
+ }, // system data segment descriptor\r
+ /* 0x38 */ {\r
+ { 0xffff, 0, 0, 0xa, 1, 0, 1, 0xf, 0, 1, 0, 1, 0 }\r
+ }, // system code segment descriptor\r
+ /* 0x40 */ {\r
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }\r
+ }, // spare segment descriptor\r
};\r
\r
//\r
// IA32 Gdt register\r
//\r
-GLOBAL_REMOVE_IF_UNREFERENCED CONST IA32_DESCRIPTOR gGdt = {\r
+GLOBAL_REMOVE_IF_UNREFERENCED CONST IA32_DESCRIPTOR gGdt = {\r
sizeof (gGdtEntries) - 1,\r
- (UINTN) gGdtEntries\r
- };\r
+ (UINTN)gGdtEntries\r
+};\r
\r
-GLOBAL_REMOVE_IF_UNREFERENCED IA32_DESCRIPTOR gLidtDescriptor = {\r
+GLOBAL_REMOVE_IF_UNREFERENCED IA32_DESCRIPTOR gLidtDescriptor = {\r
sizeof (X64_IDT_GATE_DESCRIPTOR) * IDT_ENTRY_COUNT - 1,\r
0\r
};\r
**/\r
UINTN\r
Create4GPageTablesIa32Pae (\r
- IN EFI_PHYSICAL_ADDRESS StackBase,\r
- IN UINTN StackSize\r
+ IN EFI_PHYSICAL_ADDRESS StackBase,\r
+ IN UINTN StackSize\r
)\r
{\r
- UINT8 PhysicalAddressBits;\r
- EFI_PHYSICAL_ADDRESS PhysicalAddress;\r
- UINTN IndexOfPdpEntries;\r
- UINTN IndexOfPageDirectoryEntries;\r
- UINT32 NumberOfPdpEntriesNeeded;\r
- PAGE_MAP_AND_DIRECTORY_POINTER *PageMap;\r
- PAGE_MAP_AND_DIRECTORY_POINTER *PageDirectoryPointerEntry;\r
- PAGE_TABLE_ENTRY *PageDirectoryEntry;\r
- UINTN TotalPagesNum;\r
- UINTN PageAddress;\r
- UINT64 AddressEncMask;\r
+ UINT8 PhysicalAddressBits;\r
+ EFI_PHYSICAL_ADDRESS PhysicalAddress;\r
+ UINTN IndexOfPdpEntries;\r
+ UINTN IndexOfPageDirectoryEntries;\r
+ UINT32 NumberOfPdpEntriesNeeded;\r
+ PAGE_MAP_AND_DIRECTORY_POINTER *PageMap;\r
+ PAGE_MAP_AND_DIRECTORY_POINTER *PageDirectoryPointerEntry;\r
+ PAGE_TABLE_ENTRY *PageDirectoryEntry;\r
+ UINTN TotalPagesNum;\r
+ UINTN PageAddress;\r
+ UINT64 AddressEncMask;\r
\r
//\r
// Make sure AddressEncMask is contained to smallest supported address field\r
//\r
// Calculate the table entries needed.\r
//\r
- NumberOfPdpEntriesNeeded = (UINT32) LShiftU64 (1, (PhysicalAddressBits - 30));\r
+ NumberOfPdpEntriesNeeded = (UINT32)LShiftU64 (1, (PhysicalAddressBits - 30));\r
\r
TotalPagesNum = NumberOfPdpEntriesNeeded + 1;\r
- PageAddress = (UINTN) AllocatePageTableMemory (TotalPagesNum);\r
+ PageAddress = (UINTN)AllocatePageTableMemory (TotalPagesNum);\r
ASSERT (PageAddress != 0);\r
\r
- PageMap = (VOID *) PageAddress;\r
+ PageMap = (VOID *)PageAddress;\r
PageAddress += SIZE_4KB;\r
\r
PageDirectoryPointerEntry = PageMap;\r
- PhysicalAddress = 0;\r
+ PhysicalAddress = 0;\r
\r
for (IndexOfPdpEntries = 0; IndexOfPdpEntries < NumberOfPdpEntriesNeeded; IndexOfPdpEntries++, PageDirectoryPointerEntry++) {\r
//\r
// Each Directory Pointer entries points to a page of Page Directory entires.\r
// So allocate space for them and fill them in in the IndexOfPageDirectoryEntries loop.\r
//\r
- PageDirectoryEntry = (VOID *) PageAddress;\r
- PageAddress += SIZE_4KB;\r
+ PageDirectoryEntry = (VOID *)PageAddress;\r
+ PageAddress += SIZE_4KB;\r
\r
//\r
// Fill in a Page Directory Pointer Entries\r
//\r
- PageDirectoryPointerEntry->Uint64 = (UINT64) (UINTN) PageDirectoryEntry | AddressEncMask;\r
+ PageDirectoryPointerEntry->Uint64 = (UINT64)(UINTN)PageDirectoryEntry | AddressEncMask;\r
PageDirectoryPointerEntry->Bits.Present = 1;\r
\r
for (IndexOfPageDirectoryEntries = 0; IndexOfPageDirectoryEntries < 512; IndexOfPageDirectoryEntries++, PageDirectoryEntry++, PhysicalAddress += SIZE_2MB) {\r
- if ((IsNullDetectionEnabled () && PhysicalAddress == 0)\r
- || ((PhysicalAddress < StackBase + StackSize)\r
- && ((PhysicalAddress + SIZE_2MB) > StackBase))) {\r
+ if ( (IsNullDetectionEnabled () && (PhysicalAddress == 0))\r
+ || ( (PhysicalAddress < StackBase + StackSize)\r
+ && ((PhysicalAddress + SIZE_2MB) > StackBase)))\r
+ {\r
//\r
// Need to split this 2M page that covers stack range.\r
//\r
- Split2MPageTo4K (PhysicalAddress, (UINT64 *) PageDirectoryEntry, StackBase, StackSize, 0, 0);\r
+ Split2MPageTo4K (PhysicalAddress, (UINT64 *)PageDirectoryEntry, StackBase, StackSize, 0, 0);\r
} else {\r
//\r
// Fill in the Page Directory entries\r
//\r
- PageDirectoryEntry->Uint64 = (UINT64) PhysicalAddress | AddressEncMask;\r
+ PageDirectoryEntry->Uint64 = (UINT64)PhysicalAddress | AddressEncMask;\r
PageDirectoryEntry->Bits.ReadWrite = 1;\r
- PageDirectoryEntry->Bits.Present = 1;\r
- PageDirectoryEntry->Bits.MustBe1 = 1;\r
+ PageDirectoryEntry->Bits.Present = 1;\r
+ PageDirectoryEntry->Bits.MustBe1 = 1;\r
}\r
}\r
}\r
\r
- for (; IndexOfPdpEntries < 512; IndexOfPdpEntries++, PageDirectoryPointerEntry++) {\r
+ for ( ; IndexOfPdpEntries < 512; IndexOfPdpEntries++, PageDirectoryPointerEntry++) {\r
ZeroMem (\r
PageDirectoryPointerEntry,\r
sizeof (PAGE_MAP_AND_DIRECTORY_POINTER)\r
//\r
EnablePageTableProtection ((UINTN)PageMap, FALSE);\r
\r
- return (UINTN) PageMap;\r
+ return (UINTN)PageMap;\r
}\r
\r
/**\r
VOID\r
)\r
{\r
- UINT32 RegEax;\r
- UINT32 RegEdx;\r
- BOOLEAN Ia32PaeSupport;\r
+ UINT32 RegEax;\r
+ UINT32 RegEdx;\r
+ BOOLEAN Ia32PaeSupport;\r
\r
Ia32PaeSupport = FALSE;\r
AsmCpuid (0x0, &RegEax, NULL, NULL, NULL);\r
**/\r
VOID\r
HandOffToDxeCore (\r
- IN EFI_PHYSICAL_ADDRESS DxeCoreEntryPoint,\r
- IN EFI_PEI_HOB_POINTERS HobList\r
+ IN EFI_PHYSICAL_ADDRESS DxeCoreEntryPoint,\r
+ IN EFI_PEI_HOB_POINTERS HobList\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_PHYSICAL_ADDRESS BaseOfStack;\r
- EFI_PHYSICAL_ADDRESS TopOfStack;\r
- UINTN PageTables;\r
- X64_IDT_GATE_DESCRIPTOR *IdtTable;\r
- UINTN SizeOfTemplate;\r
- VOID *TemplateBase;\r
- EFI_PHYSICAL_ADDRESS VectorAddress;\r
- UINT32 Index;\r
- X64_IDT_TABLE *IdtTableForX64;\r
- EFI_VECTOR_HANDOFF_INFO *VectorInfo;\r
- EFI_PEI_VECTOR_HANDOFF_INFO_PPI *VectorHandoffInfoPpi;\r
- BOOLEAN BuildPageTablesIa32Pae;\r
+ EFI_STATUS Status;\r
+ EFI_PHYSICAL_ADDRESS BaseOfStack;\r
+ EFI_PHYSICAL_ADDRESS TopOfStack;\r
+ UINTN PageTables;\r
+ X64_IDT_GATE_DESCRIPTOR *IdtTable;\r
+ UINTN SizeOfTemplate;\r
+ VOID *TemplateBase;\r
+ EFI_PHYSICAL_ADDRESS VectorAddress;\r
+ UINT32 Index;\r
+ X64_IDT_TABLE *IdtTableForX64;\r
+ EFI_VECTOR_HANDOFF_INFO *VectorInfo;\r
+ EFI_PEI_VECTOR_HANDOFF_INFO_PPI *VectorHandoffInfoPpi;\r
+ BOOLEAN BuildPageTablesIa32Pae;\r
\r
//\r
// Clear page 0 and mark it as allocated if NULL pointer detection is enabled.\r
Status = PeiServicesAllocatePages (EfiBootServicesData, EFI_SIZE_TO_PAGES (STACK_SIZE), &BaseOfStack);\r
ASSERT_EFI_ERROR (Status);\r
\r
- if (FeaturePcdGet(PcdDxeIplSwitchToLongMode)) {\r
+ if (FeaturePcdGet (PcdDxeIplSwitchToLongMode)) {\r
//\r
// Compute the top of the stack we were allocated, which is used to load X64 dxe core.\r
// Pre-allocate a 32 bytes which confroms to x64 calling convention.\r
//\r
// x64 Calling Conventions requires that the stack must be aligned to 16 bytes\r
//\r
- TopOfStack = (EFI_PHYSICAL_ADDRESS) (UINTN) ALIGN_POINTER (TopOfStack, 16);\r
+ TopOfStack = (EFI_PHYSICAL_ADDRESS)(UINTN)ALIGN_POINTER (TopOfStack, 16);\r
\r
//\r
// Load the GDT of Go64. Since the GDT of 32-bit Tiano locates in the BS_DATA\r
\r
Status = PeiServicesAllocatePages (\r
EfiBootServicesData,\r
- EFI_SIZE_TO_PAGES(sizeof (X64_IDT_TABLE) + SizeOfTemplate * IDT_ENTRY_COUNT),\r
+ EFI_SIZE_TO_PAGES (sizeof (X64_IDT_TABLE) + SizeOfTemplate * IDT_ENTRY_COUNT),\r
&VectorAddress\r
);\r
ASSERT_EFI_ERROR (Status);\r
// Store EFI_PEI_SERVICES** in the 4 bytes immediately preceding IDT to avoid that\r
// it may not be gotten correctly after IDT register is re-written.\r
//\r
- IdtTableForX64 = (X64_IDT_TABLE *) (UINTN) VectorAddress;\r
+ IdtTableForX64 = (X64_IDT_TABLE *)(UINTN)VectorAddress;\r
IdtTableForX64->PeiService = GetPeiServicesTablePointer ();\r
\r
- VectorAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) (IdtTableForX64 + 1);\r
+ VectorAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)(IdtTableForX64 + 1);\r
IdtTable = IdtTableForX64->IdtTable;\r
for (Index = 0; Index < IDT_ENTRY_COUNT; Index++) {\r
- IdtTable[Index].Ia32IdtEntry.Bits.GateType = 0x8e;\r
- IdtTable[Index].Ia32IdtEntry.Bits.Reserved_0 = 0;\r
- IdtTable[Index].Ia32IdtEntry.Bits.Selector = SYS_CODE64_SEL;\r
+ IdtTable[Index].Ia32IdtEntry.Bits.GateType = 0x8e;\r
+ IdtTable[Index].Ia32IdtEntry.Bits.Reserved_0 = 0;\r
+ IdtTable[Index].Ia32IdtEntry.Bits.Selector = SYS_CODE64_SEL;\r
\r
- IdtTable[Index].Ia32IdtEntry.Bits.OffsetLow = (UINT16) VectorAddress;\r
- IdtTable[Index].Ia32IdtEntry.Bits.OffsetHigh = (UINT16) (RShiftU64 (VectorAddress, 16));\r
- IdtTable[Index].Offset32To63 = (UINT32) (RShiftU64 (VectorAddress, 32));\r
- IdtTable[Index].Reserved = 0;\r
+ IdtTable[Index].Ia32IdtEntry.Bits.OffsetLow = (UINT16)VectorAddress;\r
+ IdtTable[Index].Ia32IdtEntry.Bits.OffsetHigh = (UINT16)(RShiftU64 (VectorAddress, 16));\r
+ IdtTable[Index].Offset32To63 = (UINT32)(RShiftU64 (VectorAddress, 32));\r
+ IdtTable[Index].Reserved = 0;\r
\r
- CopyMem ((VOID *) (UINTN) VectorAddress, TemplateBase, SizeOfTemplate);\r
- AsmVectorFixup ((VOID *) (UINTN) VectorAddress, (UINT8) Index);\r
+ CopyMem ((VOID *)(UINTN)VectorAddress, TemplateBase, SizeOfTemplate);\r
+ AsmVectorFixup ((VOID *)(UINTN)VectorAddress, (UINT8)Index);\r
\r
VectorAddress += SizeOfTemplate;\r
}\r
\r
- gLidtDescriptor.Base = (UINTN) IdtTable;\r
+ gLidtDescriptor.Base = (UINTN)IdtTable;\r
\r
//\r
// Disable interrupt of Debug timer, since new IDT table cannot handle it.\r
if (Status == EFI_SUCCESS) {\r
DEBUG ((DEBUG_INFO, "Vector Hand-off Info PPI is gotten, GUIDed HOB is created!\n"));\r
VectorInfo = VectorHandoffInfoPpi->Info;\r
- Index = 1;\r
+ Index = 1;\r
while (VectorInfo->Attribute != EFI_VECTOR_HANDOFF_LAST_ENTRY) {\r
- VectorInfo ++;\r
- Index ++;\r
+ VectorInfo++;\r
+ Index++;\r
}\r
+\r
BuildGuidDataHob (\r
&gEfiVectorHandoffInfoPpiGuid,\r
VectorHandoffInfoPpi->Info,\r
// for safety.\r
//\r
TopOfStack = BaseOfStack + EFI_SIZE_TO_PAGES (STACK_SIZE) * EFI_PAGE_SIZE - CPU_STACK_ALIGNMENT;\r
- TopOfStack = (EFI_PHYSICAL_ADDRESS) (UINTN) ALIGN_POINTER (TopOfStack, CPU_STACK_ALIGNMENT);\r
+ TopOfStack = (EFI_PHYSICAL_ADDRESS)(UINTN)ALIGN_POINTER (TopOfStack, CPU_STACK_ALIGNMENT);\r
\r
- PageTables = 0;\r
+ PageTables = 0;\r
BuildPageTablesIa32Pae = ToBuildPageTable ();\r
if (BuildPageTablesIa32Pae) {\r
PageTables = Create4GPageTablesIa32Pae (BaseOfStack, STACK_SIZE);\r
if (IsEnableNonExecNeeded ()) {\r
- EnableExecuteDisableBit();\r
+ EnableExecuteDisableBit ();\r
}\r
}\r
\r
(SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,\r
HobList.Raw,\r
NULL,\r
- (VOID *) (UINTN) TopOfStack\r
+ (VOID *)(UINTN)TopOfStack\r
);\r
} else {\r
SwitchStack (\r
(SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,\r
HobList.Raw,\r
NULL,\r
- (VOID *) (UINTN) TopOfStack\r
+ (VOID *)(UINTN)TopOfStack\r
);\r
}\r
}\r
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