From: Michael Kubacki <michael.kuba...@microsoft.com>
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3307
Updates the code to identify flash regions by GUID and internally
map the GUID entries to values specific to KabylakeSiliconPkg.
Cc: Chasel Chiu <chasel.c...@intel.com>
Cc: Rangasai V Chaganty <rangasai.v.chaga...@intel.com>
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Signed-off-by: Michael Kubacki <michael.kuba...@microsoft.com>
Reviewed-by: Chasel Chiu <chasel.c...@intel.com>
---
Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/SecureMemoryMapConfiguration.c
| 106 ++++++++++++++-
Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/SpiCommon.c
| 140 ++++++++++++++++----
Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/HstiSiliconDxe.inf
| 9 ++
Silicon/Intel/KabylakeSiliconPkg/Pch/IncludePrivate/Library/PchSpiCommonLib.h
| 20 +--
Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/BasePchSpiCommonLib.inf
| 11 ++
5 files changed, 247 insertions(+), 39 deletions(-)
diff --git
a/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/SecureMemoryMapConfiguration.c
b/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/SecureMemoryMapConfiguration.c
index a3c9bbebeaa9..ccf63b216f70 100644
--- a/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/SecureMemoryMapConfiguration.c
+++ b/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/SecureMemoryMapConfiguration.c
@@ -2,11 +2,14 @@
This file contains the tests for the SecureMemoryMapConfiguration bit
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) Microsoft Corporation.<BR>
+
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "HstiSiliconDxe.h"
+#include <Guid/FlashRegion.h>
typedef struct {
UINT64 Base;
@@ -100,6 +103,90 @@ MEMORY_RANGE
mNonLockableMemoryRange[NonLockableMemoryRangeMax] = {
// 14. SPI_BAR0 (BDF 0:31:5 + 0x10)
};
+typedef enum {
+ FlashRegionDescriptor,
+ FlashRegionBios,
+ FlashRegionMe,
+ FlashRegionGbe,
+ FlashRegionPlatformData,
+ FlashRegionDer,
+ FlashRegionAll,
+ FlashRegionMax
+} FLASH_REGION_TYPE;
+
+typedef struct {
+ EFI_GUID *Guid;
+ FLASH_REGION_TYPE Type;
+} FLASH_REGION_MAPPING;
+
+FLASH_REGION_MAPPING mFlashRegionTypes[] = {
+ {
+ &gFlashRegionDescriptorGuid,
+ FlashRegionDescriptor
+ },
+ {
+ &gFlashRegionBiosGuid,
+ FlashRegionBios
+ },
+ {
+ &gFlashRegionMeGuid,
+ FlashRegionMe
+ },
+ {
+ &gFlashRegionGbeGuid,
+ FlashRegionGbe
+ },
+ {
+ &gFlashRegionPlatformDataGuid,
+ FlashRegionPlatformData
+ },
+ {
+ &gFlashRegionDerGuid,
+ FlashRegionDer
+ },
+ {
+ &gFlashRegionAllGuid,
+ FlashRegionAll
+ },
+ {
+ &gFlashRegionMaxGuid,
+ FlashRegionMax
+ }
+};
+
+/**
+ Returns the type of a flash region given its GUID.
+
+ @param[in] FlashRegionGuid Pointer to the flash region GUID.
+ @param[out] FlashRegionType Pointer to a buffer that will be set to the
flash region type value.
+
+ @retval EFI_SUCCESS The flash region type was found for
the given flash region GUID.
+ @retval EFI_INVALID_PARAMETER A pointer argument passed to the
function is NULL.
+ @retval EFI_NOT_FOUND The flash region type was not found
for the given flash region GUID.
+
+**/
+EFI_STATUS
+GetFlashRegionType (
+ IN EFI_GUID *FlashRegionGuid,
+ OUT FLASH_REGION_TYPE *FlashRegionType
+ )
+{
+ UINTN Index;
+
+ if (FlashRegionGuid == NULL || FlashRegionType == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ for (Index = 0; Index < ARRAY_SIZE (mFlashRegionTypes); Index++) {
+ if (CompareGuid (mFlashRegionTypes[Index].Guid, FlashRegionGuid)) {
+ *FlashRegionType = mFlashRegionTypes[Index].Type;
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
/**
Check for overlaps in single range array
@@ -224,7 +311,7 @@ AcquireSpiBar0 (
{
UINT32 SpiBar0;
UINTN PchSpiBase;
-
+
//
// Init PCH spi reserved MMIO address.
//
@@ -270,7 +357,7 @@ ReleaseSpiBar0 (
Get the SPI region base and size, based on the enum type
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for for the base
address which is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for the base address
which corresponds to the type in the descriptor.
@param[out] BaseAddress The Flash Linear Address for the Region 'n'
Base
@param[out] RegionSize The size for the Region 'n'
@@ -281,13 +368,20 @@ ReleaseSpiBar0 (
EFI_STATUS
EFIAPI
GetRegionAddress (
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
OUT UINT32 *BaseAddress,
OUT UINT32 *RegionSize
)
{
- UINTN PchSpiBar0;
- UINT32 ReadValue;
+ EFI_STATUS Status;
+ FLASH_REGION_TYPE FlashRegionType;
+ UINTN PchSpiBar0;
+ UINT32 ReadValue;
+
+ Status = GetFlashRegionType (FlashRegionGuid, &FlashRegionType);
+ if (EFI_ERROR (Status)) {
+ return EFI_INVALID_PARAMETER;
+ }
if (FlashRegionType >= FlashRegionMax) {
return EFI_INVALID_PARAMETER;
@@ -484,7 +578,7 @@ CheckSecureMemoryMapConfiguration (
//
// Locate BIOS region size to update High bios base address
//
- GetRegionAddress (FlashRegionBios, &BaseAddress, &RegionSize);
+ GetRegionAddress (&gFlashRegionBiosGuid, &BaseAddress, &RegionSize);
DEBUG ((DEBUG_INFO, "Bios Region Size %x:\n", RegionSize));
mLockableMemoryRange[LockableMemoryRangeHighBios].Base = SIZE_4GB -
RegionSize;
mLockableMemoryRange[LockableMemoryRangeLowDram].End = (MmioRead32
(MmPciBase (0,SA_MC_DEV,SA_MC_FUN) + R_SA_TOLUD) & B_SA_TOLUD_TOLUD_MASK) - 1;
diff --git
a/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/SpiCommon.c
b/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/SpiCommon.c
index 58757a8cba39..d2eb8324bf58 100644
---
a/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/SpiCommon.c
+++
b/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/SpiCommon.c
@@ -2,10 +2,13 @@
PCH SPI Common Driver implements the SPI Host Controller Compatibility
Interface.
Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
+Copyright (c) Microsoft Corporation.<BR>
+
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Uefi/UefiBaseType.h>
+#include <Guid/FlashRegion.h>
#include <Library/IoLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
@@ -16,6 +19,90 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include <Protocol/Spi.h>
#include <Library/PchSpiCommonLib.h>
+typedef enum {
+ FlashRegionDescriptor,
+ FlashRegionBios,
+ FlashRegionMe,
+ FlashRegionGbe,
+ FlashRegionPlatformData,
+ FlashRegionDer,
+ FlashRegionAll,
+ FlashRegionMax
+} FLASH_REGION_TYPE;
+
+typedef struct {
+ EFI_GUID *Guid;
+ FLASH_REGION_TYPE Type;
+} FLASH_REGION_MAPPING;
+
+FLASH_REGION_MAPPING mFlashRegionTypes[] = {
+ {
+ &gFlashRegionDescriptorGuid,
+ FlashRegionDescriptor
+ },
+ {
+ &gFlashRegionBiosGuid,
+ FlashRegionBios
+ },
+ {
+ &gFlashRegionMeGuid,
+ FlashRegionMe
+ },
+ {
+ &gFlashRegionGbeGuid,
+ FlashRegionGbe
+ },
+ {
+ &gFlashRegionPlatformDataGuid,
+ FlashRegionPlatformData
+ },
+ {
+ &gFlashRegionDerGuid,
+ FlashRegionDer
+ },
+ {
+ &gFlashRegionAllGuid,
+ FlashRegionAll
+ },
+ {
+ &gFlashRegionMaxGuid,
+ FlashRegionMax
+ }
+};
+
+/**
+ Returns the type of a flash region given its GUID.
+
+ @param[in] FlashRegionGuid Pointer to the flash region GUID.
+ @param[out] FlashRegionType Pointer to a buffer that will be set to the
flash region type value.
+
+ @retval EFI_SUCCESS The flash region type was found for
the given flash region GUID.
+ @retval EFI_INVALID_PARAMETER A pointer argument passed to the
function is NULL.
+ @retval EFI_NOT_FOUND The flash region type was not found
for the given flash region GUID.
+
+**/
+EFI_STATUS
+GetFlashRegionType (
+ IN EFI_GUID *FlashRegionGuid,
+ OUT FLASH_REGION_TYPE *FlashRegionType
+ )
+{
+ UINTN Index;
+
+ if (FlashRegionGuid == NULL || FlashRegionType == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ for (Index = 0; Index < ARRAY_SIZE (mFlashRegionTypes); Index++) {
+ if (CompareGuid (mFlashRegionTypes[Index].Guid, FlashRegionGuid)) {
+ *FlashRegionType = mFlashRegionTypes[Index].Type;
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
/**
Initialize an SPI protocol instance.
@@ -249,7 +336,7 @@ PchPmTimerStallRuntimeSafe (
Read data from the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@param[out] Buffer The Pointer to caller-allocated buffer
containing the dada received.
@@ -263,7 +350,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashRead (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount,
OUT UINT8 *Buffer
@@ -276,7 +363,7 @@ SpiProtocolFlashRead (
//
Status = SendSpiCmd (
This,
- FlashRegionType,
+ FlashRegionGuid,
FlashCycleRead,
Address,
ByteCount,
@@ -289,7 +376,7 @@ SpiProtocolFlashRead (
Write data to the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@param[in] Buffer Pointer to caller-allocated buffer
containing the data sent during the SPI cycle.
@@ -302,7 +389,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashWrite (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount,
IN UINT8 *Buffer
@@ -315,7 +402,7 @@ SpiProtocolFlashWrite (
//
Status = SendSpiCmd (
This,
- FlashRegionType,
+ FlashRegionGuid,
FlashCycleWrite,
Address,
ByteCount,
@@ -328,7 +415,7 @@ SpiProtocolFlashWrite (
Erase some area on the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@@ -340,7 +427,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashErase (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount
)
@@ -352,7 +439,7 @@ SpiProtocolFlashErase (
//
Status = SendSpiCmd (
This,
- FlashRegionType,
+ FlashRegionGuid,
FlashCycleErase,
Address,
ByteCount,
@@ -407,7 +494,7 @@ SpiProtocolFlashReadSfdp (
//
Status = SendSpiCmd (
This,
- FlashRegionAll,
+ &gFlashRegionAllGuid,
FlashCycleReadSfdp,
FlashAddress,
ByteCount,
@@ -460,7 +547,7 @@ SpiProtocolFlashReadJedecId (
//
Status = SendSpiCmd (
This,
- FlashRegionAll,
+ &gFlashRegionAllGuid,
FlashCycleReadJedecId,
Address,
ByteCount,
@@ -495,7 +582,7 @@ SpiProtocolFlashWriteStatus (
//
Status = SendSpiCmd (
This,
- FlashRegionAll,
+ &gFlashRegionAllGuid,
FlashCycleWriteStatus,
0,
ByteCount,
@@ -530,7 +617,7 @@ SpiProtocolFlashReadStatus (
//
Status = SendSpiCmd (
This,
- FlashRegionAll,
+ &gFlashRegionAllGuid,
FlashCycleReadStatus,
0,
ByteCount,
@@ -543,7 +630,7 @@ SpiProtocolFlashReadStatus (
Get the SPI region base and size, based on the enum type
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for for the base
address which is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for the base address
which corresponds to the type in the descriptor.
@param[out] BaseAddress The Flash Linear Address for the Region 'n'
Base
@param[out] RegionSize The size for the Region 'n'
@@ -555,17 +642,24 @@ EFI_STATUS
EFIAPI
SpiProtocolGetRegionAddress (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
OUT UINT32 *BaseAddress,
OUT UINT32 *RegionSize
)
{
- SPI_INSTANCE *SpiInstance;
- UINTN PchSpiBar0;
- UINT32 ReadValue;
+ EFI_STATUS Status;
+ FLASH_REGION_TYPE FlashRegionType;
+ SPI_INSTANCE *SpiInstance;
+ UINTN PchSpiBar0;
+ UINT32 ReadValue;
SpiInstance = SPI_INSTANCE_FROM_SPIPROTOCOL (This);
+ Status = GetFlashRegionType (FlashRegionGuid, &FlashRegionType);
+ if (EFI_ERROR (Status)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
if (FlashRegionType >= FlashRegionMax) {
return EFI_INVALID_PARAMETER;
}
@@ -646,7 +740,7 @@ SpiProtocolReadPchSoftStrap (
//
Status = SendSpiCmd (
This,
- FlashRegionDescriptor,
+ &gFlashRegionDescriptorGuid,
FlashCycleRead,
StrapFlashAddr,
ByteCount,
@@ -704,7 +798,7 @@ SpiProtocolReadCpuSoftStrap (
//
Status = SendSpiCmd (
This,
- FlashRegionDescriptor,
+ &gFlashRegionDescriptorGuid,
FlashCycleRead,
StrapFlashAddr,
ByteCount,
@@ -717,7 +811,7 @@ SpiProtocolReadCpuSoftStrap (
This function sends the programmed SPI command to the slave device.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] SpiRegionType The SPI Region type for flash cycle which is
listed in the Descriptor
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] FlashCycleType The Flash SPI cycle type list in HSFC
(Hardware Sequencing Flash Control Register) register
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@@ -731,7 +825,7 @@ SpiProtocolReadCpuSoftStrap (
EFI_STATUS
SendSpiCmd (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN FLASH_CYCLE_TYPE FlashCycleType,
IN UINT32 Address,
IN UINT32 ByteCount,
@@ -795,7 +889,7 @@ SendSpiCmd (
goto SendSpiCmdEnd;
}
- Status = SpiProtocolGetRegionAddress (This, FlashRegionType,
&HardwareSpiAddr, &FlashRegionSize);
+ Status = SpiProtocolGetRegionAddress (This, FlashRegionGuid,
&HardwareSpiAddr, &FlashRegionSize);
if (EFI_ERROR (Status)) {
goto SendSpiCmdEnd;
}
diff --git a/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/HstiSiliconDxe.inf
b/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/HstiSiliconDxe.inf
index bd12fa691d40..09826cdfdf39 100644
--- a/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/HstiSiliconDxe.inf
+++ b/Silicon/Intel/KabylakeSiliconPkg/Hsti/Dxe/HstiSiliconDxe.inf
@@ -2,6 +2,7 @@
# Component description file for Hsti Silicon Driver
#
# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) Microsoft Corporation.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -86,6 +87,14 @@ [LibraryClasses]
[Guids]
gEfiEndOfDxeEventGroupGuid
gSiMemoryPlatformDataGuid ## CONSUMES
+ gFlashRegionDescriptorGuid
+ gFlashRegionBiosGuid
+ gFlashRegionMeGuid
+ gFlashRegionGbeGuid
+ gFlashRegionPlatformDataGuid
+ gFlashRegionDerGuid
+ gFlashRegionAllGuid
+ gFlashRegionMaxGuid
[Protocols]
gEfiDxeSmmReadyToLockProtocolGuid ## CONSUMES
diff --git
a/Silicon/Intel/KabylakeSiliconPkg/Pch/IncludePrivate/Library/PchSpiCommonLib.h
b/Silicon/Intel/KabylakeSiliconPkg/Pch/IncludePrivate/Library/PchSpiCommonLib.h
index d408289ea253..fd991de96016 100644
---
a/Silicon/Intel/KabylakeSiliconPkg/Pch/IncludePrivate/Library/PchSpiCommonLib.h
+++
b/Silicon/Intel/KabylakeSiliconPkg/Pch/IncludePrivate/Library/PchSpiCommonLib.h
@@ -134,7 +134,7 @@ ReleaseSpiBar0 (
Read data from the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@param[out] Buffer The Pointer to caller-allocated buffer
containing the dada received.
@@ -148,7 +148,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashRead (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount,
OUT UINT8 *Buffer
@@ -158,7 +158,7 @@ SpiProtocolFlashRead (
Write data to the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@param[in] Buffer Pointer to caller-allocated buffer
containing the data sent during the SPI cycle.
@@ -171,7 +171,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashWrite (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount,
IN UINT8 *Buffer
@@ -181,7 +181,7 @@ SpiProtocolFlashWrite (
Erase some area on the flash part.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for flash cycle which
is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@@ -193,7 +193,7 @@ EFI_STATUS
EFIAPI
SpiProtocolFlashErase (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN UINT32 Address,
IN UINT32 ByteCount
);
@@ -286,7 +286,7 @@ SpiProtocolFlashReadStatus (
Get the SPI region base and size, based on the enum type
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] FlashRegionType The Flash Region type for for the base
address which is listed in the Descriptor.
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[out] BaseAddress The Flash Linear Address for the Region 'n'
Base
@param[out] RegionSize The size for the Region 'n'
@@ -298,7 +298,7 @@ EFI_STATUS
EFIAPI
SpiProtocolGetRegionAddress (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
OUT UINT32 *BaseAddress,
OUT UINT32 *RegionSize
);
@@ -353,7 +353,7 @@ SpiProtocolReadCpuSoftStrap (
This function sends the programmed SPI command to the slave device.
@param[in] This Pointer to the PCH_SPI_PROTOCOL instance.
- @param[in] SpiRegionType The SPI Region type for flash cycle which is
listed in the Descriptor
+ @param[in] FlashRegionGuid The Flash Region GUID for flash cycle which
corresponds to the type in the descriptor.
@param[in] FlashCycleType The Flash SPI cycle type list in HSFC
(Hardware Sequencing Flash Control Register) register
@param[in] Address The Flash Linear Address must fall within a
region for which BIOS has access permissions.
@param[in] ByteCount Number of bytes in the data portion of the
SPI cycle.
@@ -367,7 +367,7 @@ SpiProtocolReadCpuSoftStrap (
EFI_STATUS
SendSpiCmd (
IN PCH_SPI_PROTOCOL *This,
- IN FLASH_REGION_TYPE FlashRegionType,
+ IN EFI_GUID *FlashRegionGuid,
IN FLASH_CYCLE_TYPE FlashCycleType,
IN UINT32 Address,
IN UINT32 ByteCount,
diff --git
a/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/BasePchSpiCommonLib.inf
b/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/BasePchSpiCommonLib.inf
index 51e2d25a7f8b..67176c879de5 100644
---
a/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/BasePchSpiCommonLib.inf
+++
b/Silicon/Intel/KabylakeSiliconPkg/Pch/LibraryPrivate/BasePchSpiCommonLib/BasePchSpiCommonLib.inf
@@ -2,6 +2,7 @@
# Component description file for the PchSpiCommonLib
#
# Copyright (c) 2017 - 2020 Intel Corporation. All rights reserved.<BR>
+# Copyright (c) Microsoft Corporation.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -28,3 +29,13 @@ [LibraryClasses]
IoLib
DebugLib
PchCycleDecodingLib
+
+[Guids]
+ gFlashRegionDescriptorGuid
+ gFlashRegionBiosGuid
+ gFlashRegionMeGuid
+ gFlashRegionGbeGuid
+ gFlashRegionPlatformDataGuid
+ gFlashRegionDerGuid
+ gFlashRegionAllGuid
+ gFlashRegionMaxGuid
--
2.28.0.windows.1
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