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authorChao Zhang <chao.b.zhang@intel.com>2013-09-12 03:27:00 +0000
committerczhang46 <czhang46@6f19259b-4bc3-4df7-8a09-765794883524>2013-09-12 03:27:00 +0000
commit4c58575ecc274fc2e1630a7df3a3169a88ebf682 (patch)
treeddc6fd1a9c3f0b2dd9814f083c163bb3bf2f9243 /MdeModulePkg/Universal/Acpi
parent7b8883c6a97c9e9dcaa456a67f66f92dde45685f (diff)
downloadedk2-platforms-4c58575ecc274fc2e1630a7df3a3169a88ebf682.tar.xz
Update BGRT image buffer to be stored in EfiBootSerivesData according to ACPI5.0 spec
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com> Reviewed-by: Yao Jiewen <jiewen.yao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14659 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Acpi')
-rw-r--r--MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.c b/MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.c
index 207abf7809..906c3f58b7 100644
--- a/MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.c
+++ b/MdeModulePkg/Universal/Acpi/BootGraphicsResourceTableDxe/BootGraphicsResourceTableDxe.c
@@ -1,7 +1,7 @@
/** @file
This module install ACPI Boot Graphics Resource Table (BGRT).
- Copyright (c) 2011 - 2012, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -235,9 +235,9 @@ BgrtAcpiTableChecksum (
}
/**
- Allocate EfiReservedMemoryType below 4G memory address.
+ Allocate EfiBootServicesData below 4G memory address.
- This function allocates EfiReservedMemoryType below 4G memory address.
+ This function allocates EfiBootServicesData below 4G memory address.
@param[in] Size Size of memory to allocate.
@@ -245,7 +245,7 @@ BgrtAcpiTableChecksum (
**/
VOID *
-BgrtAllocateReservedMemoryBelow4G (
+BgrtAllocateBsDataMemoryBelow4G (
IN UINTN Size
)
{
@@ -259,7 +259,7 @@ BgrtAllocateReservedMemoryBelow4G (
Status = gBS->AllocatePages (
AllocateMaxAddress,
- EfiReservedMemoryType,
+ EfiBootServicesData,
Pages,
&Address
);
@@ -361,9 +361,12 @@ InstallBootGraphicsResourceTable (
if (mLogoHeight > (((UINT32) ~0) - sizeof (BMP_IMAGE_HEADER)) / (mLogoWidth * 3 + PaddingSize)) {
return EFI_UNSUPPORTED;
}
-
+
+ //
+ // The image should be stored in EfiBootServicesData, allowing the system to reclaim the memory
+ //
BmpSize = (mLogoWidth * 3 + PaddingSize) * mLogoHeight + sizeof (BMP_IMAGE_HEADER);
- ImageBuffer = BgrtAllocateReservedMemoryBelow4G (BmpSize);
+ ImageBuffer = BgrtAllocateBsDataMemoryBelow4G (BmpSize);
if (ImageBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
}