I noticed that the default value used for the driver supported efi
version protocol was 0x2000a - UEFI 2.1. The attached patch bumps it to
2.5 and updates the NvmExpress driver to use the Pcd from OptionRomPkg.
--
Bruce
From 67c38a99bd343902bf4e68e429338d7fd75f5f68 Mon Sep 17 00:00:00 2001
From: Bruce Cran <bruce.c...@gmail.com>
Date: Thu, 28 May 2015 19:11:53 -0600
Subject: [PATCH] Bump the default driver supported efi version value to UEFI
2.5
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Bruce Cran <bruce.c...@gmail.com>
---
MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpress.c | 2 +-
MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf | 6 +++++-
OptionRomPkg/OptionRomPkg.dec | 2 +-
OptionRomPkg/OptionRomPkg.dsc | 2 +-
4 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpress.c
b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpress.c
index 99f89f1..18d1eb0 100644
--- a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpress.c
+++ b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpress.c
@@ -1059,7 +1059,7 @@ NvmExpressDriverEntry (
// Install EFI Driver Supported EFI Version Protocol required for
// EFI drivers that are on PCI and other plug in cards.
//
- gNvmExpressDriverSupportedEfiVersion.FirmwareVersion = 0x00020028;
+ gNvmExpressDriverSupportedEfiVersion.FirmwareVersion = PcdGet32
(PcdDriverSupportedEfiVersion);
Status = gBS->InstallMultipleProtocolInterfaces (
&ImageHandle,
&gEfiDriverSupportedEfiVersionProtocolGuid,
diff --git a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
index f73d6af..62a9577 100644
--- a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
+++ b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
@@ -48,6 +48,7 @@
[Packages]
MdePkg/MdePkg.dec
+ OptionRomPkg/OptionRomPkg.dec
[LibraryClasses]
BaseMemoryLib
@@ -70,9 +71,12 @@
gEfiDiskInfoProtocolGuid ## BY_START
gEfiDriverSupportedEfiVersionProtocolGuid ## PRODUCES
+[Pcd]
+ gOptionRomPkgTokenSpaceGuid.PcdDriverSupportedEfiVersion
+
# [Event]
# EVENT_TYPE_RELATIVE_TIMER ## SOMETIMES_CONSUMES
#
[UserExtensions.TianoCore."ExtraFiles"]
- NvmExpressDxeExtra.uni
\ No newline at end of file
+ NvmExpressDxeExtra.uni
diff --git a/OptionRomPkg/OptionRomPkg.dec b/OptionRomPkg/OptionRomPkg.dec
index ea4d57b..de3af87 100644
--- a/OptionRomPkg/OptionRomPkg.dec
+++ b/OptionRomPkg/OptionRomPkg.dec
@@ -43,5 +43,5 @@
gOptionRomPkgTokenSpaceGuid.PcdSupportUga|TRUE|BOOLEAN|0x00010005
[PcdsFixedAtBuild, PcdsPatchableInModule]
-
gOptionRomPkgTokenSpaceGuid.PcdDriverSupportedEfiVersion|0x0002000a|UINT32|0x00010003
+
gOptionRomPkgTokenSpaceGuid.PcdDriverSupportedEfiVersion|0x00020032|UINT32|0x00010003
diff --git a/OptionRomPkg/OptionRomPkg.dsc b/OptionRomPkg/OptionRomPkg.dsc
index 03592f8..860568e 100644
--- a/OptionRomPkg/OptionRomPkg.dsc
+++ b/OptionRomPkg/OptionRomPkg.dsc
@@ -76,7 +76,7 @@
gEfiMdePkgTokenSpaceGuid.PcdMaximumUnicodeStringLength|0x0
gEfiMdePkgTokenSpaceGuid.PcdMaximumAsciiStringLength|0x0
gEfiMdePkgTokenSpaceGuid.PcdMaximumLinkedListLength|0x0
- gOptionRomPkgTokenSpaceGuid.PcdDriverSupportedEfiVersion|0x0002000a #
EFI_2_10_SYSTEM_TABLE_REVISION
+ gOptionRomPkgTokenSpaceGuid.PcdDriverSupportedEfiVersion|0x00020032 #
EFI_2_50_SYSTEM_TABLE_REVISION
###################################################################################################
#
--
2.4.1
------------------------------------------------------------------------------
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