tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

CorebootPayloadPkg/PlatformHelperLib: Remove unreferenced function 

Remove the PlatformFlashEraseWrite function which is not used within
CorebootPayloadPkg.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-by: Prince Agyeman <prince.agyeman@intel.com>
This commit is contained in:
Leahy, Leroy P 2016-05-04 17:37:26 -07:00 committed by Prince Agyeman
parent ce1647fc60
commit e2d105b302
2 changed files with 1 additions and 178 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
QuarkPlatformPkg/Include/Library/PlatformHelperLib.h
View File

@ -1,7 +1,7 @@
/** @file
PlatformHelperLib function prototype definitions.
Copyright (c) 2013 Intel Corporation.
Copyright (c) 2013 - 2016 Intel Corporation.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@ -106,42 +106,6 @@ PlatformFlashLockPolicy (
IN CONST BOOLEAN PreBootPolicy
);
/**
Erase and Write to platform flash.
Routine accesses one flash block at a time, each access consists
of an erase followed by a write of FLASH_BLOCK_SIZE. One or both
of DoErase & DoWrite params must be TRUE.
Limitations:-
CpuWriteAddress must be aligned to FLASH_BLOCK_SIZE.
DataSize must be a multiple of FLASH_BLOCK_SIZE.
@param Smst If != NULL then InSmm and use to locate
SpiProtocol.
@param CpuWriteAddress Address in CPU memory map of flash region.
@param Data The buffer containing the data to be written.
@param DataSize Amount of data to write.
@param DoErase Earse each block.
@param DoWrite Write to each block.
@retval EFI_SUCCESS Operation successful.
@retval EFI_NOT_READY Required resources not setup.
@retval EFI_INVALID_PARAMETER Invalid parameter.
@retval Others Unexpected error happened.
**/
EFI_STATUS
EFIAPI
PlatformFlashEraseWrite (
IN VOID *Smst,
IN UINTN CpuWriteAddress,
IN UINT8 *Data,
IN UINTN DataSize,
IN BOOLEAN DoErase,
IN BOOLEAN DoWrite
);
/** Check if System booted with recovery Boot Stage1 image.
@retval TRUE If system booted with recovery Boot Stage1 image.

141
QuarkPlatformPkg/Library/PlatformHelperLib/PlatformHelperDxe.c
View File

@ -325,147 +325,6 @@ PlatformFlashLockPolicy (
}
}
/**
Erase and Write to platform flash.
Routine accesses one flash block at a time, each access consists
of an erase followed by a write of FLASH_BLOCK_SIZE. One or both
of DoErase & DoWrite params must be TRUE.
Limitations:-
CpuWriteAddress must be aligned to FLASH_BLOCK_SIZE.
DataSize must be a multiple of FLASH_BLOCK_SIZE.
@param Smst If != NULL then InSmm and use to locate
SpiProtocol.
@param CpuWriteAddress Address in CPU memory map of flash region.
@param Data The buffer containing the data to be written.
@param DataSize Amount of data to write.
@param DoErase Earse each block.
@param DoWrite Write to each block.
@retval EFI_SUCCESS Operation successful.
@retval EFI_NOT_READY Required resources not setup.
@retval EFI_INVALID_PARAMETER Invalid parameter.
@retval Others Unexpected error happened.
**/
EFI_STATUS
EFIAPI
PlatformFlashEraseWrite (
IN VOID *Smst,
IN UINTN CpuWriteAddress,
IN UINT8 *Data,
IN UINTN DataSize,
IN BOOLEAN DoErase,
IN BOOLEAN DoWrite
)
{
EFI_STATUS Status;
UINT64 CpuBaseAddress;
SPI_INIT_INFO *SpiInfo;
UINT8 *WriteBuf;
UINTN Index;
UINTN SpiWriteAddress;
EFI_SPI_PROTOCOL *SpiProtocol;
if (!DoErase && !DoWrite) {
return EFI_INVALID_PARAMETER;
}
if (DoWrite && Data == NULL) {
return EFI_INVALID_PARAMETER;
}
if ((CpuWriteAddress % FLASH_BLOCK_SIZE) != 0) {
return EFI_INVALID_PARAMETER;
}
if ((DataSize % FLASH_BLOCK_SIZE) != 0) {
return EFI_INVALID_PARAMETER;
}
SpiProtocol = LocateSpiProtocol ((EFI_SMM_SYSTEM_TABLE2 *)Smst);
if (SpiProtocol == NULL) {
return EFI_NOT_READY;
}
//
// Find info to allow usage of SpiProtocol->Execute.
//
Status = SpiProtocol->Info (
SpiProtocol,
&SpiInfo
);
if (EFI_ERROR(Status)) {
return Status;
}
ASSERT (SpiInfo->InitTable != NULL);
ASSERT (SpiInfo->EraseOpcodeIndex < SPI_NUM_OPCODE);
ASSERT (SpiInfo->ProgramOpcodeIndex < SPI_NUM_OPCODE);
CpuBaseAddress = PcdGet32 (PcdFlashAreaBaseAddress) - (UINT32)SpiInfo->InitTable->BiosStartOffset;
ASSERT(CpuBaseAddress >= (SIZE_4GB - SIZE_8MB));
if (CpuWriteAddress < CpuBaseAddress) {
return (EFI_INVALID_PARAMETER);
}
SpiWriteAddress = CpuWriteAddress - ((UINTN) CpuBaseAddress);
WriteBuf = Data;
DEBUG (
(EFI_D_INFO, "PlatformFlashWrite:SpiWriteAddress=%08x EraseIndex=%d WriteIndex=%d\n",
SpiWriteAddress,
(UINTN) SpiInfo->EraseOpcodeIndex,
(UINTN) SpiInfo->ProgramOpcodeIndex
));
for (Index =0; Index < DataSize / FLASH_BLOCK_SIZE; Index++) {
if (DoErase) {
DEBUG (
(EFI_D_INFO, "PlatformFlashWrite:Erase[%04x] SpiWriteAddress=%08x\n",
Index,
SpiWriteAddress
));
Status = SpiProtocol->Execute (
SpiProtocol,
SpiInfo->EraseOpcodeIndex,// OpcodeIndex
0, // PrefixOpcodeIndex
FALSE, // DataCycle
TRUE, // Atomic
FALSE, // ShiftOut
SpiWriteAddress, // Address
0, // Data Number
NULL,
EnumSpiRegionAll // SPI_REGION_TYPE
);
if (EFI_ERROR(Status)) {
return Status;
}
}
if (DoWrite) {
DEBUG (
(EFI_D_INFO, "PlatformFlashWrite:Write[%04x] SpiWriteAddress=%08x\n",
Index,
SpiWriteAddress
));
Status = SpiProtocol->Execute (
SpiProtocol,
SpiInfo->ProgramOpcodeIndex, // OpcodeIndex
0, // PrefixOpcodeIndex
TRUE, // DataCycle
TRUE, // Atomic
TRUE, // ShiftOut
SpiWriteAddress, // Address
FLASH_BLOCK_SIZE, // Data Number
WriteBuf,
EnumSpiRegionAll
);
if (EFI_ERROR(Status)) {
return Status;
}
WriteBuf+=FLASH_BLOCK_SIZE;
}
SpiWriteAddress+=FLASH_BLOCK_SIZE;
}
return EFI_SUCCESS;
}
/** Check if System booted with recovery Boot Stage1 image.
@retval TRUE If system booted with recovery Boot Stage1 image.