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IntelFsp2Pkg: BaseFspCommonLib Support for X64

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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3867
Add BaseFspCommonLib Support for X64.

Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Ashraf Ali S <ashraf.ali.s@intel.com>
Signed-off-by: Ted Kuo <ted.kuo@intel.com>
Reviewed-by: Chasel Chiu <chasel.chiu@intel.com>
This commit is contained in:
Kuo, Ted 2022-03-14 12:22:38 +08:00 committed by mergify[bot]
parent 267a92fef3
commit ec0b54849b
5 changed files with 45 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
IntelFsp2Pkg/FspSecCore/SecFsp.c
View File

@ -217,7 +217,7 @@ FspGlobalDataInit (
**/ **/
VOID VOID
FspDataPointerFixUp ( FspDataPointerFixUp (
IN UINT32 OffsetGap IN UINTN OffsetGap
) )
{ {
FSP_GLOBAL_DATA *NewFspData; FSP_GLOBAL_DATA *NewFspData;

2
IntelFsp2Pkg/FspSecCore/SecFsp.h
View File

@ -61,7 +61,7 @@ FspGlobalDataInit (
**/ **/
VOID VOID
FspDataPointerFixUp ( FspDataPointerFixUp (
IN UINT32 OffsetGap IN UINTN OffsetGap
); );
/** /**

2
IntelFsp2Pkg/Include/FspGlobalData.h
View File

@ -42,7 +42,7 @@ typedef struct {
UINT32 Signature; UINT32 Signature;
UINT8 Version; UINT8 Version;
UINT8 Reserved1[3]; UINT8 Reserved1[3];
UINT32 CoreStack; UINTN CoreStack;
UINT32 StatusCode; UINT32 StatusCode;
UINT32 Reserved2[8]; UINT32 Reserved2[8];
FSP_PLAT_DATA PlatformData; FSP_PLAT_DATA PlatformData;

6
IntelFsp2Pkg/Include/Library/FspCommonLib.h
View File

@ -38,7 +38,7 @@ GetFspGlobalDataPointer (
@retval ApiParameter FSP API first parameter passed by the bootloader. @retval ApiParameter FSP API first parameter passed by the bootloader.
**/ **/
UINT32 UINTN
EFIAPI EFIAPI
GetFspApiParameter ( GetFspApiParameter (
VOID VOID
@ -49,7 +49,7 @@ GetFspApiParameter (
@retval ApiParameter FSP API second parameter passed by the bootloader. @retval ApiParameter FSP API second parameter passed by the bootloader.
**/ **/
UINT32 UINTN
EFIAPI EFIAPI
GetFspApiParameter2 ( GetFspApiParameter2 (
VOID VOID
@ -87,7 +87,7 @@ SetFspApiParameter (
VOID VOID
EFIAPI EFIAPI
SetFspApiReturnStatus ( SetFspApiReturnStatus (
IN UINT32 ReturnStatus IN UINTN ReturnStatus
); );
/** /**

65
IntelFsp2Pkg/Library/BaseFspCommonLib/FspCommonLib.c
View File

@ -30,21 +30,34 @@ typedef struct {
UINT16 IdtrLimit; UINT16 IdtrLimit;
UINT32 IdtrBase; UINT32 IdtrBase;
UINT16 Reserved; UINT16 Reserved;
UINT32 Edi; UINT32 Registers[8]; // General Purpose Registers: Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx and Eax
UINT32 Esi;
UINT32 Ebp;
UINT32 Esp;
UINT32 Ebx;
UINT32 Edx;
UINT32 Ecx;
UINT32 Eax;
UINT16 Flags[2]; UINT16 Flags[2];
UINT32 FspInfoHeader; UINT32 FspInfoHeader;
UINT32 ApiRet; UINT32 ApiRet;
UINT32 ApiParam[2]; UINT32 ApiParam[2];
} CONTEXT_STACK; } CONTEXT_STACK;
#define CONTEXT_STACK_OFFSET(x) (UINT32)&((CONTEXT_STACK *)(UINTN)0)->x //
// API return address +0xB0
// push API Parameter2 +0xA8
// push API Parameter1 +0xA0
// push FspInfoHeader +0x98
// pushfq +0x90
// cli
// PUSHA_64 +0x10
// sub rsp, 16 +0x00
// sidt [rsp]
//
typedef struct {
UINT64 Idtr[2]; // IDTR Limit - bit0:bi15, IDTR Base - bit16:bit79
UINT64 Registers[16]; // General Purpose Registers: RDI, RSI, RBP, RSP, RBX, RDX, RCX, RAX, and R15 to R8
UINT32 Flags[2];
UINT64 FspInfoHeader;
UINT64 ApiParam[2];
UINT64 ApiRet; // 64bit stack format is different from the 32bit one due to x64 calling convention
} CONTEXT_STACK_64;
#define CONTEXT_STACK_OFFSET(x) (sizeof(UINTN) == sizeof (UINT32) ? (UINTN)&((CONTEXT_STACK *)(UINTN)0)->x : (UINTN)&((CONTEXT_STACK_64 *)(UINTN)0)->x)
#pragma pack() #pragma pack()
@ -85,7 +98,7 @@ GetFspGlobalDataPointer (
@retval ApiParameter FSP API first parameter passed by the bootloader. @retval ApiParameter FSP API first parameter passed by the bootloader.
**/ **/
UINT32 UINTN
EFIAPI EFIAPI
GetFspApiParameter ( GetFspApiParameter (
VOID VOID
@ -94,7 +107,7 @@ GetFspApiParameter (
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
return *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam[0])); return *(UINTN *)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam[0]));
} }
/** /**
@ -119,7 +132,7 @@ GetFspEntryStack (
@retval ApiParameter FSP API second parameter passed by the bootloader. @retval ApiParameter FSP API second parameter passed by the bootloader.
**/ **/
UINT32 UINTN
EFIAPI EFIAPI
GetFspApiParameter2 ( GetFspApiParameter2 (
VOID VOID
@ -128,7 +141,7 @@ GetFspApiParameter2 (
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
return *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam[1])); return *(UINTN *)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam[1]));
} }
/** /**
@ -145,8 +158,8 @@ SetFspApiParameter (
{ {
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam)) = Value; *(UINTN *)(FspData->CoreStack + CONTEXT_STACK_OFFSET (ApiParam)) = Value;
} }
/** /**
@ -158,13 +171,13 @@ SetFspApiParameter (
VOID VOID
EFIAPI EFIAPI
SetFspApiReturnStatus ( SetFspApiReturnStatus (
IN UINT32 ReturnStatus IN UINTN ReturnStatus
) )
{ {
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET (Eax)) = ReturnStatus; *(UINTN *)(FspData->CoreStack + CONTEXT_STACK_OFFSET (Registers[7])) = ReturnStatus;
} }
/** /**
@ -180,19 +193,19 @@ SetFspCoreStackPointer (
) )
{ {
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
UINT32 *OldStack; UINTN *OldStack;
UINT32 *NewStack; UINTN *NewStack;
UINT32 StackContextLen; UINT32 StackContextLen;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
StackContextLen = sizeof (CONTEXT_STACK) / sizeof (UINT32); StackContextLen = sizeof(CONTEXT_STACK) / sizeof(UINTN);
// //
// Reserve space for the ContinuationFunc two parameters // Reserve space for the ContinuationFunc two parameters
// //
OldStack = (UINT32 *)FspData->CoreStack; OldStack = (UINTN *)FspData->CoreStack;
NewStack = (UINT32 *)NewStackTop - StackContextLen - 2; NewStack = (UINTN *)NewStackTop - StackContextLen - 2;
FspData->CoreStack = (UINT32)NewStack; FspData->CoreStack = (UINTN)NewStack;
while (StackContextLen-- != 0) { while (StackContextLen-- != 0) {
*NewStack++ = *OldStack++; *NewStack++ = *OldStack++;
} }
@ -427,7 +440,7 @@ GetFspInfoHeaderFromApiContext (
FSP_GLOBAL_DATA *FspData; FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer (); FspData = GetFspGlobalDataPointer ();
return (FSP_INFO_HEADER *)(*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET (FspInfoHeader))); return (FSP_INFO_HEADER *)(*(UINTN *)(FspData->CoreStack + CONTEXT_STACK_OFFSET (FspInfoHeader)));
} }
/** /**
@ -444,7 +457,7 @@ GetFspCfgRegionDataPointer (
FSP_INFO_HEADER *FspInfoHeader; FSP_INFO_HEADER *FspInfoHeader;
FspInfoHeader = GetFspInfoHeader (); FspInfoHeader = GetFspInfoHeader ();
return (VOID *)(FspInfoHeader->ImageBase + FspInfoHeader->CfgRegionOffset); return (VOID *)(UINTN)(FspInfoHeader->ImageBase + FspInfoHeader->CfgRegionOffset);
} }
/** /**