diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c')
| -rw-r--r-- | roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c b/roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c new file mode 100644 index 000000000..d9efe6dcb --- /dev/null +++ b/roms/edk2/SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.c @@ -0,0 +1,101 @@ +/** @file
+ Platform flash device access library NULL instance.
+
+ Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <PiDxe.h>
+
+#include <Library/BaseMemoryLib.h>
+#include <Library/PlatformFlashAccessLib.h>
+
+UINT64 mInternalFdAddress;
+
+/**
+ Perform flash write operation with progress indicator. The start and end
+ completion percentage values are passed into this function. If the requested
+ flash write operation is broken up, then completion percentage between the
+ start and end values may be passed to the provided Progress function. The
+ caller of this function is required to call the Progress function for the
+ start and end completion percentage values. This allows the Progress,
+ StartPercentage, and EndPercentage parameters to be ignored if the requested
+ flash write operation can not be broken up
+
+ @param[in] FirmwareType The type of firmware.
+ @param[in] FlashAddress The address of flash device to be accessed.
+ @param[in] FlashAddressType The type of flash device address.
+ @param[in] Buffer The pointer to the data buffer.
+ @param[in] Length The length of data buffer in bytes.
+ @param[in] Progress A function used report the progress of the
+ firmware update. This is an optional parameter
+ that may be NULL.
+ @param[in] StartPercentage The start completion percentage value that may
+ be used to report progress during the flash
+ write operation.
+ @param[in] EndPercentage The end completion percentage value that may
+ be used to report progress during the flash
+ write operation.
+
+ @retval EFI_SUCCESS The operation returns successfully.
+ @retval EFI_WRITE_PROTECTED The flash device is read only.
+ @retval EFI_UNSUPPORTED The flash device access is unsupported.
+ @retval EFI_INVALID_PARAMETER The input parameter is not valid.
+**/
+EFI_STATUS
+EFIAPI
+PerformFlashWriteWithProgress (
+ IN PLATFORM_FIRMWARE_TYPE FirmwareType,
+ IN EFI_PHYSICAL_ADDRESS FlashAddress,
+ IN FLASH_ADDRESS_TYPE FlashAddressType,
+ IN VOID *Buffer,
+ IN UINTN Length,
+ IN EFI_FIRMWARE_MANAGEMENT_UPDATE_IMAGE_PROGRESS Progress, OPTIONAL
+ IN UINTN StartPercentage,
+ IN UINTN EndPercentage
+ )
+{
+ if (FlashAddressType == FlashAddressTypeRelativeAddress) {
+ FlashAddress = FlashAddress + mInternalFdAddress;
+ }
+ CopyMem((VOID *)(UINTN)(FlashAddress), Buffer, Length);
+ return EFI_SUCCESS;
+}
+
+/**
+ Perform flash write operation.
+
+ @param[in] FirmwareType The type of firmware.
+ @param[in] FlashAddress The address of flash device to be accessed.
+ @param[in] FlashAddressType The type of flash device address.
+ @param[in] Buffer The pointer to the data buffer.
+ @param[in] Length The length of data buffer in bytes.
+
+ @retval EFI_SUCCESS The operation returns successfully.
+ @retval EFI_WRITE_PROTECTED The flash device is read only.
+ @retval EFI_UNSUPPORTED The flash device access is unsupported.
+ @retval EFI_INVALID_PARAMETER The input parameter is not valid.
+**/
+EFI_STATUS
+EFIAPI
+PerformFlashWrite (
+ IN PLATFORM_FIRMWARE_TYPE FirmwareType,
+ IN EFI_PHYSICAL_ADDRESS FlashAddress,
+ IN FLASH_ADDRESS_TYPE FlashAddressType,
+ IN VOID *Buffer,
+ IN UINTN Length
+ )
+{
+ return PerformFlashWriteWithProgress (
+ FirmwareType,
+ FlashAddress,
+ FlashAddressType,
+ Buffer,
+ Length,
+ NULL,
+ 0,
+ 0
+ );
+}
+
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