Reviewed-by: Abdul Lateef Attar <abdattar@amd.com>
On 04-04-2024 14:54, abner.chang@amd.com wrote:
From: Abner Chang <abner.chang@amd.com>

BZ#: 4473

Signed-off-by: Abner Chang <abner.chang@amd.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Abdul Lateef Attar <abdattar@amd.com>
---
 MdeModulePkg/MdeModulePkg.dec | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index a82dedc070d..050871cdf6b 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -9,7 +9,7 @@
 # (C) Copyright 2016 - 2019 Hewlett Packard Enterprise Development LP<BR>
 # Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
 # Copyright (c) Microsoft Corporation.<BR>
-# Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
+# Copyright (C) 2024 Advanced Micro Devices, Inc. All rights reserved.<BR>
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
 ##
@@ -454,6 +454,12 @@
   ## GUID used for Boot Discovery Policy FormSet guid and related variables.
   gBootDiscoveryPolicyMgrFormsetGuid = { 0x5b6f7107, 0xbb3c, 0x4660, { 0x92, 0xcd, 0x54, 0x26, 0x90, 0x28, 0x0b, 0xbd } }
 
+  #
+  # SPI NOR flash JEDEC Serial Flash Discoverable Parameters (SFDP) driver GUID
+  #
+  gEdk2JedecSfdpSpiDxeDriverGuid  = { 0xBE71701E, 0xB63C, 0x4574, { 0x9C, 0x5C, 0x36, 0x29, 0xE8, 0xEA, 0xC4, 0x14 }}
+  gEdk2JedecSfdpSpiSmmDriverGuid  = { 0x95A1E915, 0x195C, 0x477C, { 0x92, 0x6F, 0x7E, 0x24, 0x67, 0xC1, 0xB3, 0x1F }}
+
 [Ppis]
   ## Include/Ppi/FirmwareVolumeShadowPpi.h
   gEdkiiPeiFirmwareVolumeShadowPpiGuid = { 0x7dfe756c, 0xed8d, 0x4d77, {0x9e, 0xc4, 0x39, 0x9a, 0x8a, 0x81, 0x51, 0x16 } }
@@ -1638,6 +1644,26 @@
   # @Prompt The value of Retry Count,  Default value is 5.
   gEfiMdeModulePkgTokenSpaceGuid.PcdAhciCommandRetryCount|5|UINT32|0x00000032
 
+  ## SPI NOR Flash operation retry counts
+  #  0x00000000:  No retry
+  #  0xFFFFFFFF:  Maximum retry value
+  #
+  # @Prompt SPI NOR Flash Operation Retry Value
+  gEfiMdeModulePkgTokenSpaceGuid.PcdSpiNorFlashOperationRetryCount|0x00000003|UINT32|0x00000033
+
+  ## SPI NOR Flash operation retry counts for the fixed timeout value
+  #  0x00000000:  No retry
+  #  0xFFFFFFFF:  Maximum retry value
+  #
+  # @Prompt SPI NOR Flash Operation Retry Value for the Fixed Timeout Value
+  gEfiMdeModulePkgTokenSpaceGuid.PcdSpiNorFlashFixedTimeoutRetryCount|0x0000FFFF|UINT32|0x00000034
+
+  ## SPI NOR Flash operation delay in microseconds
+  #  Deafult is set to 0x00000010 microseconds
+  #
+  # @Prompt SPI NOR Flash Operation Delay in Microseconds (16 us)
+  gEfiMdeModulePkgTokenSpaceGuid.PcdSpiNorFlashOperationDelayMicroseconds|0x00000010|UINT32|0x00000035
+
 [PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
   ## This PCD defines the Console output row. The default value is 25 according to UEFI spec.
   #  This PCD could be set to 0 then console output would be at max column and max row.
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