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>

2 files changed, 1 insertions, 178 deletions

diff --git a/QuarkPlatformPkg/Include/Library/PlatformHelperLib.h b/QuarkPlatformPkg/Include/Library/PlatformHelperLib.h
index a6cc8633cb..7b4119deb9 100644
--- a/QuarkPlatformPkg/Include/Library/PlatformHelperLib.h
+++ b/QuarkPlatformPkg/Include/Library/PlatformHelperLib.h
@@ -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.

diff --git a/QuarkPlatformPkg/Library/PlatformHelperLib/PlatformHelperDxe.c b/QuarkPlatformPkg/Library/PlatformHelperLib/PlatformHelperDxe.c
index 18dbd8b89e..441f7609a5 100644
--- a/QuarkPlatformPkg/Library/PlatformHelperLib/PlatformHelperDxe.c
+++ b/QuarkPlatformPkg/Library/PlatformHelperLib/PlatformHelperDxe.c
@@ -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.