diff options
Diffstat (limited to 'Core/EM/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c')
| -rw-r--r-- | Core/EM/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/Core/EM/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c b/Core/EM/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c new file mode 100644 index 0000000..7d75b33 --- /dev/null +++ b/Core/EM/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c @@ -0,0 +1,260 @@ +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +//** **// +//** (C)Copyright 2009, American Megatrends, Inc. **// +//** **// +//** All Rights Reserved. **// +//** **// +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **// +//** **// +//** Phone (770)-246-8600 **// +//** **// +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +// $Header: /Alaska/BIN/Modules/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c 5 3/17/11 7:54a Sudhirv $ +// +// $Revision: 5 $ +// +// $Date: 3/17/11 7:54a $ +//***************************************************************** +//***************************************************************** +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/BIN/Modules/AMIDebugRx/binaries/LIBS/StatusCodeLib/DbgrHelp.c $ +// +// 5 3/17/11 7:54a Sudhirv +// Support to Boot with S3 Resume in Core_4.6.5.0 +// +// 4 3/11/11 8:41a Sudhirv +// Added support to return Database Address correctly with Cores older +// than 4.6.4x +// +// 3 3/09/11 8:18a Sudhirv +// EIP 53658 - AMIDebugRx\Debugger support for PI 1.1 +// +// 2 7/17/09 7:15p Madhans +// DebugRx 1.30.0022 +// +// 4 7/16/09 3:07p Madhans +// To fix the Serial Debugger issuel and To do cleanup. +// +// 3 7/15/09 5:56p Madhans +// Release mode binaries. With S3 resume Off. +// +// 2 7/13/09 2:46p Sudhirv +// Update with Coding Standards +// +// 1 7/07/09 4:46p Sudhirv +// Restructure Binaries Created +// +// 1 5/01/09 7:48p Madhans +// AMIDebug Rx Module. Intial Checkin. +// +// 1 4/29/09 7:51a Sudhirv +// AMI Debug Rx module created +// +// 13 12/12/08 5:14p Madhans +// USB Redirecion Module. +// +// 11 6/26/08 3:09p Sudhirv +// Uploaded after checking coding standards +// +// 10 8/29/07 3:49p Madhans +// To resolve AMD Platfrom issues. +// +// 9 8/29/07 12:44p Madhans +// Common code for 4.x and 3.x +// +// 8 6/13/07 3:16p Madhans +// Copyright Year updated. +// +// 7 3/12/07 6:19p Madhans +// !!!coding standards!!!! +// +// 6 3/10/07 2:22p Madhans +// For non PEI debuggers it should return 0. +// +// 5 3/01/07 10:44a Madhans +// token.h included +// +// 4 1/22/07 11:36a Madhans +// Modification made for Binary Release 1.04.0003. +// +// 3 1/05/07 1:05p Ashrafj +// Latest version 1.04.0001 Beta +// Known issues from previous 1.04.000 Beta release has been fixed. +// +//***************************************************************** + +//********************************************************************** +//<AMI_FHDR_START> +// +// Name: DbgrHelp.c +// +// Description: File containing the globals for CAR base address & size. +// +//<AMI_FHDR_END> +//********************************************************************** + +#include <EFI.h> +#include <AmiPeiLib.h> + +#include "misc.h" +#include "AMIPeiDebug.h" +#ifdef ALASKA_SUPPORT +#include "token.h" +#else +#include "tokens.h" +#endif + +//********************************************************************** +#if defined (PI_SPECIFICATION_VERSION) && (PI_SPECIFICATION_VERSION >= 0x00010000) +UINTN AMI_PEIDEBUGGER_DS_BASEADDRESS = 0; +UINTN AMI_PEIDEBUGGER_DS_SIZE = 0x2048; +#else +const UINTN AMI_PEIDEBUGGER_DS_BASEADDRESS = PEI_DEBUG_DATASECTION_BASEADDRESS; +const UINTN AMI_PEIDEBUGGER_DS_SIZE = PEI_DEBUG_DATASECTION_SIZE; +#endif +volatile UINT16 gS3ResumeSupport = AMI_DEBUG_RX_IN_S3_SUPPORT; + +VOID CPULib_SaveIdt(DESCRIPTOR_TABLE); + +UINTN GetCARBaseAddress() +{ +#if defined (PI_SPECIFICATION_VERSION) && (PI_SPECIFICATION_VERSION >= 0x00010000) + EFI_PEI_SERVICES **PeiServices; + VOID *PeiDbgData; + EFI_GUID mPeiDbgBasePpiGuid = EFI_PEI_DBG_BASEADDRESS_PPI_GUID; + EFI_STATUS Status; + IDTBASE Idtr; + +#ifndef EFIx64 + _asm{ + sidt fword ptr Idtr + } +#else + CPULib_SaveIdt(&Idtr); +#endif + PeiServices = (EFI_PEI_SERVICES **) (*(UINTN*)(Idtr.IDTBaseAddr - sizeof (UINTN))); + + if (PeiServices == NULL) + return (Idtr.IDTBaseAddr); //Point to the area after PEI Services + else + { + Status = (**PeiServices).LocatePpi( + PeiServices, + &mPeiDbgBasePpiGuid, // GUID + 0, // INSTANCE + NULL, // EFI_PEI_PPI_DESCRIPTOR + &PeiDbgData // PPI + ); + if (!EFI_ERROR(Status)) + return *((UINTN*)PeiDbgData); + else + return (Idtr.IDTBaseAddr); + } +#else + return AMI_PEIDEBUGGER_DS_BASEADDRESS; +#endif + +} + +//<AMI_PHDR_START> +//-------------------------------------------------------------------- +// Procedure: IsAmiDbgrBaseValid +// +// Description: It is a function that helps to behave the status +// code redirection through debugger differently +// based in SDL tokens in different cases. +// +// Input: void +// +// Output: UINT8 +// +//-------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT8 IsAmiDbgrBaseValid(void) +{ + +#if REDIRECTION_ONLY_MODE + return 1; +#else +#ifndef AMI_PEI_DEBUG_SUPPORT + return 0; +#else +// if PEI Debugger is enabled +#ifdef EFIx64 + return 0; +#else + IDTBASE Idtr; + _asm{ + sidt fword ptr Idtr + } +#if defined (PI_SPECIFICATION_VERSION) && (PI_SPECIFICATION_VERSION >= 0x00010000) + // Doubtful code recheck again + if(Idtr.IDTBaseAddr != NULL) +#else + if(Idtr.IDTBaseAddr == AMI_PEIDEBUGGER_DS_BASEADDRESS) +#endif + return 1; + else + return 0; +#endif +#endif +#endif +} + +//<AMI_PHDR_START> +//-------------------------------------------------------------------- +// Procedure: IsBsp() +// +// Description: +// +// Input: void +// +// Output: UINT8 +// +//-------------------------------------------------------------------- +//<AMI_PHDR_END> +UINT8 IsBsp(void) +{ +#ifdef EFIx64 + return 1; +#else + UINT8 IsBsp = 1; +#define MSR_XAPIC_BASE 0x1B +#define XAPIC_BASE_BSP_BIT 8 +#define XAPIC_BASE_BSP_BIT_MASK (1 << XAPIC_BASE_BSP_BIT) + _asm + { + mov ecx,MSR_XAPIC_BASE + rdmsr + and eax,0x100 + cmp eax,0x100 + je BSP + mov IsBsp,0 +BSP: + } + return IsBsp; +#endif +} + +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// +//** **// +//** (C)Copyright 2009, American Megatrends, Inc. **// +//** **// +//** All Rights Reserved. **// +//** **// +//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **// +//** **// +//** Phone (770)-246-8600 **// +//** **// +//*****************************************************************// +//*****************************************************************// +//*****************************************************************// |