VirtNorFlashStaticLib.c File Reference

#include <Base.h>
#include <PiDxe.h>
#include <Library/VirtNorFlashPlatformLib.h>

Go to the source code of this file.

Macros
#define	QEMU_NOR_BLOCK_SIZE   SIZE_256KB

Functions
EFI_STATUS	VirtNorFlashPlatformInitialization (VOID)
EFI_STATUS	VirtNorFlashPlatformGetDevices (OUT VIRT_NOR_FLASH_DESCRIPTION **NorFlashDescriptions, OUT UINT32 *Count)

Variables
VIRT_NOR_FLASH_DESCRIPTION	mNorFlashDevice

Detailed Description

Copyright (c) 2019, Linaro Ltd. All rights reserved

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file VirtNorFlashStaticLib.c.

Macro Definition Documentation

QEMU_NOR_BLOCK_SIZE

#define QEMU_NOR_BLOCK_SIZE   SIZE_256KB

Definition at line 13 of file VirtNorFlashStaticLib.c.

Function Documentation

VirtNorFlashPlatformGetDevices()

EFI_STATUS VirtNorFlashPlatformGetDevices	(	OUT VIRT_NOR_FLASH_DESCRIPTION **	NorFlashDescriptions,
		OUT UINT32 *	Count
	)

Return the Flash devices on the platform.

Parameters

[out]	NorFlashDescriptions	Pointer to the Flash device description.
[out]	Count	Number of Flash devices.

Return values

EFI_SUCCESS	Success.
EFI_NOT_FOUND	Flash device not found.

Definition at line 33 of file VirtNorFlashStaticLib.c.

VirtNorFlashPlatformInitialization()

EFI_STATUS VirtNorFlashPlatformInitialization

(

VOID

)

This function performs platform specific actions to initialise the NOR flash, if required.

Return values

EFI_SUCCESS

Success.

Definition at line 16 of file VirtNorFlashStaticLib.c.

Variable Documentation

mNorFlashDevice

VIRT_NOR_FLASH_DESCRIPTION mNorFlashDevice

Initial value:

=
{
  FixedPcdGet32 (PcdOvmfFdBaseAddress),
  FixedPcdGet64 (PcdFlashNvStorageVariableBase),
  FixedPcdGet32 (PcdOvmfFirmwareFdSize) -
  (FixedPcdGet64 (PcdFlashNvStorageVariableBase) - FixedPcdGet32 (PcdOvmfFdBaseAddress)),
  QEMU_NOR_BLOCK_SIZE
}

Definition at line 23 of file VirtNorFlashStaticLib.c.