diff options
| author | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-22 23:14:01 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-22 23:14:01 +0000 |
| commit | 44788bae6f0ac5519764651d732a7c12b1f398c4 (patch) | |
| tree | c8b40c29042795ed16f8aa02ad0c9e778db4e83d /ArmPkg/Include/Ppi | |
| parent | 77de7e5372fc188811acfc3222b3fd967b54de3f (diff) | |
| download | edk2-platforms-44788bae6f0ac5519764651d732a7c12b1f398c4.tar.xz | |
ArmPkg: Create MpCoreInfo PPI and HOB to describe CPU Cores on a MPCore platform
These info are:
- ClusterId, CoreId
- MailBox Set/Get/Clear address
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12423 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Include/Ppi')
| -rw-r--r-- | ArmPkg/Include/Ppi/ArmMpCoreInfo.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/ArmPkg/Include/Ppi/ArmMpCoreInfo.h b/ArmPkg/Include/Ppi/ArmMpCoreInfo.h new file mode 100644 index 0000000000..08276b135b --- /dev/null +++ b/ArmPkg/Include/Ppi/ArmMpCoreInfo.h @@ -0,0 +1,58 @@ +/** @file
+*
+* Copyright (c) 2011, ARM Limited. All rights reserved.
+*
+* 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
+* http://opensource.org/licenses/bsd-license.php
+*
+* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+*
+**/
+
+#ifndef __ARM_MP_CORE_INFO_PPI_H__
+#define __ARM_MP_CORE_INFO_PPI_H_
+
+#include <Guid/ArmMpCoreInfo.h>
+
+#define ARM_MP_CORE_INFO_PPI_GUID \
+ { 0x6847cc74, 0xe9ec, 0x4f8f, {0xa2, 0x9d, 0xab, 0x44, 0xe7, 0x54, 0xa8, 0xfc} }
+
+/**
+ This service of the EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
+ permanent memory.
+
+ @param PeiServices Pointer to the PEI Services Table.
+ @param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
+ Temporary RAM contents.
+ @param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
+ Temporary RAM contents.
+ @param CopySize Amount of memory to migrate from temporary to permanent memory.
+
+ @retval EFI_SUCCESS The data was successfully returned.
+ @retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when
+ TemporaryMemoryBase > PermanentMemoryBase.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI * ARM_MP_CORE_INFO_GET) (
+ OUT UINTN *ArmCoreCount,
+ OUT ARM_CORE_INFO **ArmCoreTable
+);
+
+///
+/// This service abstracts the ability to migrate contents of the platform early memory store.
+/// Note: The name EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI is different from the current PI 1.2 spec.
+/// This PPI was optional.
+///
+typedef struct {
+ ARM_MP_CORE_INFO_GET GetMpCoreInfo;
+} ARM_MP_CORE_INFO_PPI;
+
+extern EFI_GUID gArmMpCoreInfoPpiGuid;
+extern EFI_GUID gArmMpCoreInfoGuid;
+
+#endif
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