diff options
Diffstat (limited to 'meta-arm/meta-arm-bsp/recipes-bsp/uefi/files/edk2-platforms/0005-Platform-ARM-N1Sdp-NOR-flash-library-for-N1Sdp.patch')
| -rw-r--r-- | meta-arm/meta-arm-bsp/recipes-bsp/uefi/files/edk2-platforms/0005-Platform-ARM-N1Sdp-NOR-flash-library-for-N1Sdp.patch | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/meta-arm/meta-arm-bsp/recipes-bsp/uefi/files/edk2-platforms/0005-Platform-ARM-N1Sdp-NOR-flash-library-for-N1Sdp.patch b/meta-arm/meta-arm-bsp/recipes-bsp/uefi/files/edk2-platforms/0005-Platform-ARM-N1Sdp-NOR-flash-library-for-N1Sdp.patch new file mode 100644 index 0000000000..eabbaf9976 --- /dev/null +++ b/meta-arm/meta-arm-bsp/recipes-bsp/uefi/files/edk2-platforms/0005-Platform-ARM-N1Sdp-NOR-flash-library-for-N1Sdp.patch @@ -0,0 +1,119 @@ +From 70e79ba5300f01a13422452c29e26c69042a0c8c Mon Sep 17 00:00:00 2001 +From: sahil <sahil@arm.com> +Date: Mon, 2 May 2022 18:50:08 +0530 +Subject: [PATCH] Platform/ARM/N1Sdp: NOR flash library for N1Sdp + +Add NOR flash library, this library provides APIs for getting the list +of NOR flash devices on the platform. + +Upstream-Status: Pending +Signed-off-by: Xueliang Zhong <xueliang.zhong@arm.com> +Signed-off-by: sahil <sahil@arm.com> +Change-Id: I39ad4143b7fad7e33b3b151a019a74f23e0ed441 +--- + .../Library/NorFlashLib/NorFlashLib.c | 52 +++++++++++++++++++ + .../Library/NorFlashLib/NorFlashLib.inf | 36 +++++++++++++ + 2 files changed, 88 insertions(+) + create mode 100644 Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.c + create mode 100644 Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.inf + +diff --git a/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.c b/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.c +new file mode 100644 +index 00000000..eee3d1c6 +--- /dev/null ++++ b/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.c +@@ -0,0 +1,52 @@ ++/** @file ++ NOR flash lib for N1Sdp ++ ++ Copyright (c) 2023, ARM Limited. All rights reserved.<BR> ++ ++ SPDX-License-Identifier: BSD-2-Clause-Patent ++ ++**/ ++ ++#include <Library/DebugLib.h> ++#include <Library/IoLib.h> ++#include <Library/NorFlashPlatformLib.h> ++#include <NeoverseN1Soc.h> ++#include <PiDxe.h> ++ ++#define FW_ENV_REGION_BASE FixedPcdGet32 (PcdFlashNvStorageVariableBase) ++#define FW_ENV_REGION_SIZE (FixedPcdGet32 (PcdFlashNvStorageVariableSize) + \ ++ FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) + \ ++ FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize)) ++ ++STATIC NOR_FLASH_DESCRIPTION mNorFlashDevices[] = { ++ { ++ /// Environment variable region ++ NEOVERSEN1SOC_SCP_QSPI_AHB_BASE, ///< device base ++ FW_ENV_REGION_BASE, ///< region base ++ FW_ENV_REGION_SIZE, ///< region size ++ SIZE_4KB, ///< block size ++ }, ++}; ++ ++/** ++ Get NOR flash region info ++ ++ @param[out] NorFlashDevices NOR flash regions info. ++ @param[out] Count number of flash instance. ++ ++ @retval EFI_SUCCESS Success. ++**/ ++EFI_STATUS ++NorFlashPlatformGetDevices ( ++ OUT NOR_FLASH_DESCRIPTION **NorFlashDevices, ++ OUT UINT32 *Count ++ ) ++{ ++ if ((NorFlashDevices == NULL) || (Count == NULL)) { ++ return EFI_INVALID_PARAMETER; ++ } ++ ++ *NorFlashDevices = mNorFlashDevices; ++ *Count = ARRAY_SIZE (mNorFlashDevices); ++ return EFI_SUCCESS; ++} +diff --git a/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.inf b/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.inf +new file mode 100644 +index 00000000..784856c8 +--- /dev/null ++++ b/Silicon/ARM/NeoverseN1Soc/Library/NorFlashLib/NorFlashLib.inf +@@ -0,0 +1,36 @@ ++## @file ++# NOR flash lib for N1Sdp ++# ++# Copyright (c) 2023, ARM Limited. All rights reserved.<BR> ++# ++# SPDX-License-Identifier: BSD-2-Clause-Patent ++# ++## ++ ++[Defines] ++ INF_VERSION = 0x0001001B ++ BASE_NAME = NorFlashN1SdpLib ++ FILE_GUID = 7006fcf1-a585-4272-92e3-b286b1dff5bb ++ MODULE_TYPE = DXE_DRIVER ++ VERSION_STRING = 1.0 ++ LIBRARY_CLASS = NorFlashPlatformLib ++ ++[Sources.common] ++ NorFlashLib.c ++ ++[Packages] ++ MdeModulePkg/MdeModulePkg.dec ++ MdePkg/MdePkg.dec ++ Platform/ARM/ARM.dec ++ Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec ++ ++[LibraryClasses] ++ BaseLib ++ DebugLib ++ IoLib ++ ++[FixedPcd] ++ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize ++ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingSize ++ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase ++ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize |