ArmPkg/Include/Guid/ArmMpCoreInfo.h

   1 /** @file
   2 *
   3 *  Copyright (c) 2011, ARM Limited. All rights reserved.
   4 *
   5 *  This program and the accompanying materials
   6 *  are licensed and made available under the terms and conditions of the BSD License
   7 *  which accompanies this distribution.  The full text of the license may be found at
   8 *  http://opensource.org/licenses/bsd-license.php
   9 *
  10 *  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 *  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 *
  13 **/
  14
  15 #ifndef __ARM_MP_CORE_INFO_GUID_H_
  16 #define __ARM_MP_CORE_INFO_GUID_H_
  17
  18 #define MAX_CPUS_PER_MPCORE_SYSTEM    0x04
  19 #define SCU_CONFIG_REG_OFFSET         0x04
  20 #define MPIDR_U_BIT_MASK              0x40000000
  21
  22 typedef struct {
  23   UINT32                ClusterId;
  24   UINT32                CoreId;
  25
  26   // MP Core Mailbox
  27   EFI_PHYSICAL_ADDRESS  MailboxSetAddress;
  28   EFI_PHYSICAL_ADDRESS  MailboxGetAddress;
  29   EFI_PHYSICAL_ADDRESS  MailboxClearAddress;
  30   UINT64                MailboxClearValue;
  31 } ARM_CORE_INFO;
  32
  33 typedef struct{
  34         UINT64   Signature;
  35         UINT32   Length;
  36         UINT32   Revision;
  37         UINT64   OemId;
  38         UINT64   OemTableId;
  39         UINTN    OemRevision;
  40         UINTN    CreatorId;
  41         UINTN    CreatorRevision;
  42         EFI_GUID Identifier;
  43         UINTN    DataLen;
  44 } ARM_PROCESSOR_TABLE_HEADER;
  45
  46 typedef struct {
  47         ARM_PROCESSOR_TABLE_HEADER   Header;
  48         UINTN                        NumberOfEntries;
  49         ARM_CORE_INFO                *ArmCpus;
  50 } ARM_PROCESSOR_TABLE;
  51
  52
  53 #define ARM_MP_CORE_INFO_GUID \
  54   { 0xa4ee0728, 0xe5d7, 0x4ac5,  {0xb2, 0x1e, 0x65, 0x8e, 0xd8, 0x57, 0xe8, 0x34} }
  55
  56 #define EFI_ARM_PROCESSOR_TABLE_SIGNATURE        SIGNATURE_64 ('C', 'P', 'U', 'T', 'A', 'B', 'L', 'E')
  57 #define EFI_ARM_PROCESSOR_TABLE_REVISION         0x00010000 //1.0
  58 #define EFI_ARM_PROCESSOR_TABLE_OEM_ID           SIGNATURE_64('A','R','M',' ', 'L', 't', 'd', ' ')
  59 #define EFI_ARM_PROCESSOR_TABLE_OEM_TABLE_ID     SIGNATURE_64('V', 'E', 'R', 'S', 'A', 'T', 'I', 'L')
  60 #define EFI_ARM_PROCESSOR_TABLE_OEM_REVISION     0x00000001
  61 #define EFI_ARM_PROCESSOR_TABLE_CREATOR_ID       0xA5A5A5A5
  62 #define EFI_ARM_PROCESSOR_TABLE_CREATOR_REVISION 0x01000001
  63
  64 extern EFI_GUID gArmMpCoreInfoGuid;
  65
  66 #endif /* MPCOREINFO_H_ */