ArmPkg/Library/OpteeLib/OpteeSmc.h

   1 /** @file
   2   OP-TEE SMC header file.
   3
   4   Copyright (c) 2018, Linaro Ltd. All rights reserved.<BR>
   5
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #ifndef _OPTEE_SMC_H_
  17 #define _OPTEE_SMC_H_
  18
  19 /* Returned in Arg0 only from Trusted OS functions */
  20 #define OPTEE_SMC_RETURN_OK                     0x0
  21
  22 #define OPTEE_SMC_RETURN_FROM_RPC               0x32000003
  23 #define OPTEE_SMC_CALL_WITH_ARG                 0x32000004
  24 #define OPTEE_SMC_GET_SHARED_MEMORY_CONFIG      0xb2000007
  25
  26 #define OPTEE_SMC_SHARED_MEMORY_CACHED          1
  27
  28 #define OPTEE_SMC_RETURN_UNKNOWN_FUNCTION       0xffffffff
  29 #define OPTEE_SMC_RETURN_RPC_PREFIX_MASK        0xffff0000
  30 #define OPTEE_SMC_RETURN_RPC_PREFIX             0xffff0000
  31 #define OPTEE_SMC_RETURN_RPC_FOREIGN_INTERRUPT  0xffff0004
  32
  33 #define OPTEE_MESSAGE_COMMAND_OPEN_SESSION      0
  34 #define OPTEE_MESSAGE_COMMAND_INVOKE_FUNCTION   1
  35 #define OPTEE_MESSAGE_COMMAND_CLOSE_SESSION     2
  36
  37 #define OPTEE_MESSAGE_ATTRIBUTE_META            0x100
  38
  39 #define OPTEE_LOGIN_PUBLIC                      0x0
  40
  41 typedef struct {
  42   UINTN    Base;
  43   UINTN    Size;
  44 } OPTEE_SHARED_MEMORY_INFORMATION;
  45
  46 //
  47 // UUID struct compliant with RFC4122 (network byte order).
  48 //
  49 typedef struct {
  50   UINT32  Data1;
  51   UINT16  Data2;
  52   UINT16  Data3;
  53   UINT8   Data4[8];
  54 } RFC4122_UUID;
  55
  56 #endif