When set to true, the Logo is positioned according to the BGRT
specification, 38.2% from the top of the screen. When set to false,
no behaviour is changed and the logo is positioned centrally.
Cc: Zhichao Gao <zhichao....@intel.com>
Cc: Ray Ni <ray...@intel.com>
Cc: Jian J Wang <jian.j.w...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
---
MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf | 5 ++++-
MdeModulePkg/Logo/Logo.c | 5 +++++
MdeModulePkg/Logo/LogoDxe.inf | 4 ++++
MdeModulePkg/MdeModulePkg.dec | 6 ++++++
MdeModulePkg/MdeModulePkg.uni | 6 ++++++
5 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf
b/MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf
index 7d50f2dfa3..14ba8a5906 100644
--- a/MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf
+++ b/MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf
@@ -48,5 +48,8 @@
gEfiUserManagerProtocolGuid ## CONSUMES
gEdkiiPlatformLogoProtocolGuid ## CONSUMES
+[Pcd]
+ gEfiMdeModulePkgTokenSpaceGuid.PcdFollowBGRTSpecification ## CONSUMES
+
[FeaturePcd]
- gEfiMdePkgTokenSpaceGuid.PcdUgaConsumeSupport ## CONSUMES
+ gEfiMdePkgTokenSpaceGuid.PcdUgaConsumeSupport ## CONSUMES
diff --git a/MdeModulePkg/Logo/Logo.c b/MdeModulePkg/Logo/Logo.c
index 8ab874d2da..73546b32f4 100644
--- a/MdeModulePkg/Logo/Logo.c
+++ b/MdeModulePkg/Logo/Logo.c
@@ -13,6 +13,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include <Protocol/HiiPackageList.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
typedef struct {
EFI_IMAGE_ID ImageId;
@@ -69,6 +70,10 @@ GetImage (
return EFI_NOT_FOUND;
}
+ if (FixedPcdGetBool (PcdFollowBGRTSpecification)) {
+ mLogos[Current].Attribute =
EdkiiPlatformLogoDisplayAttributeBGRTSpecification;
+ }
+
(*Instance)++;
*Attribute = mLogos[Current].Attribute;
*OffsetX = mLogos[Current].OffsetX;
diff --git a/MdeModulePkg/Logo/LogoDxe.inf b/MdeModulePkg/Logo/LogoDxe.inf
index 41215d25d8..c5c8ad0bcf 100644
--- a/MdeModulePkg/Logo/LogoDxe.inf
+++ b/MdeModulePkg/Logo/LogoDxe.inf
@@ -41,6 +41,7 @@
UefiBootServicesTableLib
UefiDriverEntryPoint
DebugLib
+ PcdLib
[Protocols]
gEfiHiiDatabaseProtocolGuid ## CONSUMES
@@ -48,6 +49,9 @@
gEfiHiiPackageListProtocolGuid ## PRODUCES CONSUMES
gEdkiiPlatformLogoProtocolGuid ## PRODUCES
+[Pcd]
+ gEfiMdeModulePkgTokenSpaceGuid.PcdFollowBGRTSpecification ## CONSUMES
+
[Depex]
gEfiHiiDatabaseProtocolGuid AND
gEfiHiiImageExProtocolGuid
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index 2bcb9f9453..e09918387c 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -2095,6 +2095,12 @@
# @Prompt The shared bit mask when Intel Tdx is enabled.
gEfiMdeModulePkgTokenSpaceGuid.PcdTdxSharedBitMask|0x0|UINT64|0x10000025
+ ## This PCD sets the position of the Boot Logo.
+ # TRUE - The Logo is positioned according to the BGRT specification.
+ # FALSE - The logo is positioned in the center of the screen.
+ # @ Prompt This position of the boot logo
+
gEfiMdeModulePkgTokenSpaceGuid.PcdFollowBGRTSpecification|FALSE|BOOLEAN|0x10000026
+
[PcdsPatchableInModule]
## Specify memory size with page number for PEI code when
# Loading Module at Fixed Address feature is enabled.
diff --git a/MdeModulePkg/MdeModulePkg.uni b/MdeModulePkg/MdeModulePkg.uni
index b070f15ff2..c6ff7bc1bd 100644
--- a/MdeModulePkg/MdeModulePkg.uni
+++ b/MdeModulePkg/MdeModulePkg.uni
@@ -1334,3 +1334,9 @@
#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdPcieResizableBarSupport_HELP
#language en-US "Indicates if the PCIe Resizable BAR Capability
Supported.<BR><BR>\n"
"TRUE - PCIe Resizable BAR Capability is supported.<BR>\n"
"FALSE - PCIe Resizable BAR Capability is not supported.<BR>"
+
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdFollowBGRTSpecification_PROMPT
#language en-US "The position of the Boot Logo"
+
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdFollowBGRTSpecification_HELP
#language en-US "Sets the position of the Logo. When set to true, the Logo is
positioned according to the"
+
" BGRT specification, 38.2% from the top of the screen."
+
--
2.34.1
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