sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

MdeModulePkg/IntelFrameworkModulePkg ACPI: Follow the new UEFI 2.4a spec to return EFI_ACCESS_DENIED for duplicated FADT, FACS or DSDT installation.

Browse Source 
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15496 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Star Zeng
2014-05-06 02:11:23 +00:00
committed by lzeng14
parent a06ec3e2af
commit 5966402ed5
3 changed files with 46 additions and 137 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
IntelFrameworkModulePkg/Universal/Acpi/AcpiSupportDxe/AcpiSupportAcpiSupportProtocol.c
View File

@@ -1,7 +1,7 @@
/** @file
ACPI Support Protocol implementation
Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions
@@ -375,6 +375,9 @@ PublishTables (
and the size field embedded in the ACPI table pointed to by AcpiTableBuffer
are not in sync.
@return EFI_OUT_OF_RESOURCES Insufficient resources exist to complete the request.
@retval EFI_ACCESS_DENIED The table signature matches a table already
present in the system and platform policy
does not allow duplicate tables of this type.
**/
EFI_STATUS
@@ -410,13 +413,13 @@ InstallAcpiTable (
//
AcpiTableBufferConst = AllocateCopyPool (AcpiTableBufferSize, AcpiTableBuffer);
*TableKey = 0;
Status = AcpiSupport->SetAcpiTable (
AcpiSupport,
AcpiTableBufferConst,
TRUE,
EFI_ACPI_TABLE_VERSION_1_0B | EFI_ACPI_TABLE_VERSION_2_0 | EFI_ACPI_TABLE_VERSION_3_0,
TableKey
);
Status = AddTableToList (
AcpiSupportInstance,
AcpiTableBufferConst,
TRUE,
EFI_ACPI_TABLE_VERSION_1_0B | EFI_ACPI_TABLE_VERSION_2_0 | EFI_ACPI_TABLE_VERSION_3_0,
TableKey
);
if (!EFI_ERROR (Status)) {
Status = AcpiSupport->PublishTables (
AcpiSupport,
@@ -457,13 +460,11 @@ UninstallAcpiTable (
//
// Uninstall the ACPI table by using ACPI support protocol
//
Status = AcpiSupport->SetAcpiTable (
AcpiSupport,
NULL,
FALSE,
EFI_ACPI_TABLE_VERSION_1_0B | EFI_ACPI_TABLE_VERSION_2_0 | EFI_ACPI_TABLE_VERSION_3_0,
&TableKey
);
Status = RemoveTableFromList (
AcpiSupportInstance,
EFI_ACPI_TABLE_VERSION_1_0B | EFI_ACPI_TABLE_VERSION_2_0 | EFI_ACPI_TABLE_VERSION_3_0,
TableKey
);
if (!EFI_ERROR (Status)) {
Status = AcpiSupport->PublishTables (
AcpiSupport,
@@ -588,8 +589,9 @@ ReallocateAcpiTableBuffer (
@return EFI_SUCCESS The function completed successfully.
@return EFI_OUT_OF_RESOURCES Could not allocate a required resource.
@return EFI_ABORTED The table is a duplicate of a table that is required
to be unique.
@retval EFI_ACCESS_DENIED The table signature matches a table already
present in the system and platform policy
does not allow duplicate tables of this type.
**/
EFI_STATUS
AddTableToList (
@@ -724,7 +726,7 @@ AddTableToList (
) {
gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);
gBS->FreePool (CurrentTableList);
return EFI_ABORTED;
return EFI_ACCESS_DENIED;
}
//
// Add the table to the appropriate table version
@@ -865,7 +867,7 @@ AddTableToList (
) {
gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);
gBS->FreePool (CurrentTableList);
return EFI_ABORTED;
return EFI_ACCESS_DENIED;
}
//
// FACS is referenced by FADT and is not part of RSDT
@@ -949,7 +951,7 @@ AddTableToList (
) {
gBS->FreePages (CurrentTableList->PageAddress, CurrentTableList->NumberOfPages);
gBS->FreePool (CurrentTableList);
return EFI_ABORTED;
return EFI_ACCESS_DENIED;
}
//
// DSDT is referenced by FADT and is not part of RSDT