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   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef OPTEE_SMC_H_
  11 #define OPTEE_SMC_H_
  12
  13 /* Returned in Arg0 only from Trusted OS functions */
  14 #define OPTEE_SMC_RETURN_OK  0x0
  15
  16 #define OPTEE_SMC_RETURN_FROM_RPC           0x32000003
  17 #define OPTEE_SMC_CALL_WITH_ARG             0x32000004
  18 #define OPTEE_SMC_GET_SHARED_MEMORY_CONFIG  0xb2000007
  19
  20 #define OPTEE_SMC_SHARED_MEMORY_CACHED  1
  21
  22 #define OPTEE_SMC_RETURN_UNKNOWN_FUNCTION       0xffffffff
  23 #define OPTEE_SMC_RETURN_RPC_PREFIX_MASK        0xffff0000
  24 #define OPTEE_SMC_RETURN_RPC_PREFIX             0xffff0000
  25 #define OPTEE_SMC_RETURN_RPC_FOREIGN_INTERRUPT  0xffff0004
  26
  27 #define OPTEE_MESSAGE_COMMAND_OPEN_SESSION     0
  28 #define OPTEE_MESSAGE_COMMAND_INVOKE_FUNCTION  1
  29 #define OPTEE_MESSAGE_COMMAND_CLOSE_SESSION    2
  30
  31 #define OPTEE_MESSAGE_ATTRIBUTE_META  0x100
  32
  33 #define OPTEE_LOGIN_PUBLIC  0x0
  34
  35 typedef struct {
  36   UINTN    Base;
  37   UINTN    Size;
  38 } OPTEE_SHARED_MEMORY_INFORMATION;
  39
  40 //
  41 // UUID struct compliant with RFC4122 (network byte order).
  42 //
  43 typedef struct {
  44   UINT32    Data1;
  45   UINT16    Data2;
  46   UINT16    Data3;
  47   UINT8     Data4[8];
  48 } RFC4122_UUID;
  49
  50 #endif // OPTEE_SMC_H_