[PATCH edk2-platforms v2 6/6] Platform/NXP/LS1046aFrwyPkg: Add VarStore


Pankaj Bansal
 

From: Pankaj Bansal <pankaj.bansal@...>

Add VarStore Fd. This Fd is used to store non volatile variables in
flash.

Signed-off-by: Pankaj Bansal <pankaj.bansal@...>
---
Platform/NXP/LS1046aFrwyPkg/LS1046aFrwyPkg.fdf | 1 +
Platform/NXP/LS1046aFrwyPkg/VarStore.fdf.inc | 91 ++++++++++++++++++++
2 files changed, 92 insertions(+)

diff --git a/Platform/NXP/LS1046aFrwyPkg/LS1046aFrwyPkg.fdf b/Platform/NXP/LS1046aFrwyPkg/LS1046aFrwyPkg.fdf
index 8da5b57cb49e..24af547729c7 100644
--- a/Platform/NXP/LS1046aFrwyPkg/LS1046aFrwyPkg.fdf
+++ b/Platform/NXP/LS1046aFrwyPkg/LS1046aFrwyPkg.fdf
@@ -48,6 +48,7 @@ [FD.LS1046AFRWY_EFI]
FV = FVMAIN_COMPACT

!include Platform/NXP/FVRules.fdf.inc
+!include VarStore.fdf.inc
################################################################################
#
# FV Section
diff --git a/Platform/NXP/LS1046aFrwyPkg/VarStore.fdf.inc b/Platform/NXP/LS1046aFrwyPkg/VarStore.fdf.inc
new file mode 100644
index 000000000000..727705feaea1
--- /dev/null
+++ b/Platform/NXP/LS1046aFrwyPkg/VarStore.fdf.inc
@@ -0,0 +1,91 @@
+## @file
+# FDF include file with FD definition that defines an empty variable store.
+#
+# Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.
+# Copyright (C) 2014, Red Hat, Inc.
+# Copyright (c) 2016, Linaro, Ltd. All rights reserved.
+# Copyright (c) 2016, Freescale Semiconductor. All rights reserved.
+# Copyright 2017-2020 NXP
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[FD.LS1046aFrwyNv_EFI]
+BaseAddress = 0x40500000 #The base address of the FLASH device
+Size = 0x000C0000 #The size in bytes of the FLASH device
+ErasePolarity = 1
+BlockSize = 0x1000
+NumBlocks = 0xC0
+
+#
+# Place NV Storage just above Platform Data Base
+#
+DEFINE NVRAM_AREA_VARIABLE_BASE = 0x00000000
+DEFINE NVRAM_AREA_VARIABLE_SIZE = 0x00040000
+DEFINE FTW_WORKING_BASE = $(NVRAM_AREA_VARIABLE_BASE) + $(NVRAM_AREA_VARIABLE_SIZE)
+DEFINE FTW_WORKING_SIZE = 0x00040000
+DEFINE FTW_SPARE_BASE = $(FTW_WORKING_BASE) + $(FTW_WORKING_SIZE)
+DEFINE FTW_SPARE_SIZE = 0x00040000
+
+#############################################################################
+# LS1046AFRWY NVRAM Area
+# LS1046AFRWY NVRAM Area contains: Variable + FTW Working + FTW Spare
+#############################################################################
+
+
+$(NVRAM_AREA_VARIABLE_BASE)|$(NVRAM_AREA_VARIABLE_SIZE)
+gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase64|gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize
+#NV_VARIABLE_STORE
+DATA = {
+ ## This is the EFI_FIRMWARE_VOLUME_HEADER
+ # ZeroVector []
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ # FileSystemGuid: gEfiSystemNvDataFvGuid =
+ # { 0xFFF12B8D, 0x7696, 0x4C8B,
+ # { 0xA9, 0x85, 0x27, 0x47, 0x07, 0x5B, 0x4F, 0x50 }}
+ 0x8D, 0x2B, 0xF1, 0xFF, 0x96, 0x76, 0x8B, 0x4C,
+ 0xA9, 0x85, 0x27, 0x47, 0x07, 0x5B, 0x4F, 0x50,
+ # FvLength: Flash Size : 0x4000000
+ 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
+ # Signature "_FVH" # Attributes
+ 0x5f, 0x46, 0x56, 0x48, 0x36, 0x0E, 0x00, 0x00,
+ # HeaderLength # CheckSum # ExtHeaderOffset #Reserved #Revision
+ 0x48, 0x00, 0x08, 0xA6, 0x00, 0x00, 0x00, 0x02,
+ # Blockmap[0]: 0x4000 Blocks * 0x1000 Bytes / Block = SIZE_64MB
+ 0x00, 0x40, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00,
+ # Blockmap[1]: End
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ ## This is the VARIABLE_STORE_HEADER
+ # It is compatible with SECURE_BOOT_ENABLE == FALSE as well.
+ # Signature: gEfiVariableGuid =
+ # { 0xddcf3616, 0x3275, 0x4164,
+ # { 0x98, 0xb6, 0xfe, 0x85, 0x70, 0x7f, 0xfe, 0x7d }}
+ 0x16, 0x36, 0xcf, 0xdd, 0x75, 0x32, 0x64, 0x41,
+ 0x98, 0xb6, 0xfe, 0x85, 0x70, 0x7f, 0xfe, 0x7d,
+ # Size: 0x40000 (gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize) -
+ # 0x48 (size of EFI_FIRMWARE_VOLUME_HEADER) = 0x3ffb8
+ # This can speed up the Variable Dispatch a bit.
+ 0xB8, 0xFF, 0x03, 0x00,
+ # FORMATTED: 0x5A #HEALTHY: 0xFE #Reserved: UINT16 #Reserved1: UINT32
+ 0x5A, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+}
+
+$(FTW_WORKING_BASE)|$(FTW_WORKING_SIZE)
+gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase64|gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingSize
+#NV_FTW_WORKING
+DATA = {
+ # EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER->Signature = gEdkiiWorkingBlockSignatureGuid =
+ # { 0x9e58292b, 0x7c68, 0x497d, { 0xa0, 0xce, 0x65, 0x0, 0xfd, 0x9f, 0x1b, 0x95 }}
+ 0x2b, 0x29, 0x58, 0x9e, 0x68, 0x7c, 0x7d, 0x49,
+ 0xa0, 0xce, 0x65, 0x0, 0xfd, 0x9f, 0x1b, 0x95,
+ # Crc:UINT32 #WorkingBlockValid:1, WorkingBlockInvalid:1, Reserved
+ 0x5b, 0xe7, 0xc6, 0x86, 0xFE, 0xFF, 0xFF, 0xFF,
+ # WriteQueueSize: UINT64
+ 0xE0, 0xFF, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00
+}
+
+$(FTW_SPARE_BASE)|$(FTW_SPARE_SIZE)
+gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase64|gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
+#NV_FTW_SPARE
--
2.17.1

Join devel@edk2.groups.io to automatically receive all group messages.