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TARGET_MAX32620FTHR/tz_context.h@167:84c0a372a020, 2018-05-11 (annotated)

Committer:
AnnaBridge
Date:
Fri May 11 16:51:14 2018 +0100
Revision:
167:84c0a372a020
Child:
169:a7c7b631e539
mbed library. Release version 162

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:84c0a372a020 1 /*
AnnaBridge 167:84c0a372a020 2 * Copyright (c) 2015-2016 ARM Limited. All rights reserved.
AnnaBridge 167:84c0a372a020 3 *
AnnaBridge 167:84c0a372a020 4 * SPDX-License-Identifier: Apache-2.0
AnnaBridge 167:84c0a372a020 5 *
AnnaBridge 167:84c0a372a020 6 * Licensed under the Apache License, Version 2.0 (the License); you may
AnnaBridge 167:84c0a372a020 7 * not use this file except in compliance with the License.
AnnaBridge 167:84c0a372a020 8 * You may obtain a copy of the License at
AnnaBridge 167:84c0a372a020 9 *
AnnaBridge 167:84c0a372a020 10 * www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:84c0a372a020 11 *
AnnaBridge 167:84c0a372a020 12 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:84c0a372a020 13 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
AnnaBridge 167:84c0a372a020 14 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:84c0a372a020 15 * See the License for the specific language governing permissions and
AnnaBridge 167:84c0a372a020 16 * limitations under the License.
AnnaBridge 167:84c0a372a020 17 *
AnnaBridge 167:84c0a372a020 18 * ----------------------------------------------------------------------------
AnnaBridge 167:84c0a372a020 19 *
AnnaBridge 167:84c0a372a020 20 * $Date: 21. September 2016
AnnaBridge 167:84c0a372a020 21 * $Revision: V1.0
AnnaBridge 167:84c0a372a020 22 *
AnnaBridge 167:84c0a372a020 23 * Project: TrustZone for ARMv8-M
AnnaBridge 167:84c0a372a020 24 * Title: Context Management for ARMv8-M TrustZone
AnnaBridge 167:84c0a372a020 25 *
AnnaBridge 167:84c0a372a020 26 * Version 1.0
AnnaBridge 167:84c0a372a020 27 * Initial Release
AnnaBridge 167:84c0a372a020 28 *---------------------------------------------------------------------------*/
AnnaBridge 167:84c0a372a020 29
AnnaBridge 167:84c0a372a020 30 #ifndef TZ_CONTEXT_H
AnnaBridge 167:84c0a372a020 31 #define TZ_CONTEXT_H
AnnaBridge 167:84c0a372a020 32
AnnaBridge 167:84c0a372a020 33 #include <stdint.h>
AnnaBridge 167:84c0a372a020 34
AnnaBridge 167:84c0a372a020 35 #ifndef TZ_MODULEID_T
AnnaBridge 167:84c0a372a020 36 #define TZ_MODULEID_T
AnnaBridge 167:84c0a372a020 37 /// \details Data type that identifies secure software modules called by a process.
AnnaBridge 167:84c0a372a020 38 typedef uint32_t TZ_ModuleId_t;
AnnaBridge 167:84c0a372a020 39 #endif
AnnaBridge 167:84c0a372a020 40
AnnaBridge 167:84c0a372a020 41 /// \details TZ Memory ID identifies an allocated memory slot.
AnnaBridge 167:84c0a372a020 42 typedef uint32_t TZ_MemoryId_t;
AnnaBridge 167:84c0a372a020 43
AnnaBridge 167:84c0a372a020 44 /// Initialize secure context memory system
AnnaBridge 167:84c0a372a020 45 /// \return execution status (1: success, 0: error)
AnnaBridge 167:84c0a372a020 46 uint32_t TZ_InitContextSystem_S (void);
AnnaBridge 167:84c0a372a020 47
AnnaBridge 167:84c0a372a020 48 /// Allocate context memory for calling secure software modules in TrustZone
AnnaBridge 167:84c0a372a020 49 /// \param[in] module identifies software modules called from non-secure mode
AnnaBridge 167:84c0a372a020 50 /// \return value != 0 id TrustZone memory slot identifier
AnnaBridge 167:84c0a372a020 51 /// \return value 0 no memory available or internal error
AnnaBridge 167:84c0a372a020 52 TZ_MemoryId_t TZ_AllocModuleContext_S (TZ_ModuleId_t module);
AnnaBridge 167:84c0a372a020 53
AnnaBridge 167:84c0a372a020 54 /// Free context memory that was previously allocated with \ref TZ_AllocModuleContext_S
AnnaBridge 167:84c0a372a020 55 /// \param[in] id TrustZone memory slot identifier
AnnaBridge 167:84c0a372a020 56 /// \return execution status (1: success, 0: error)
AnnaBridge 167:84c0a372a020 57 uint32_t TZ_FreeModuleContext_S (TZ_MemoryId_t id);
AnnaBridge 167:84c0a372a020 58
AnnaBridge 167:84c0a372a020 59 /// Load secure context (called on RTOS thread context switch)
AnnaBridge 167:84c0a372a020 60 /// \param[in] id TrustZone memory slot identifier
AnnaBridge 167:84c0a372a020 61 /// \return execution status (1: success, 0: error)
AnnaBridge 167:84c0a372a020 62 uint32_t TZ_LoadContext_S (TZ_MemoryId_t id);
AnnaBridge 167:84c0a372a020 63
AnnaBridge 167:84c0a372a020 64 /// Store secure context (called on RTOS thread context switch)
AnnaBridge 167:84c0a372a020 65 /// \param[in] id TrustZone memory slot identifier
AnnaBridge 167:84c0a372a020 66 /// \return execution status (1: success, 0: error)
AnnaBridge 167:84c0a372a020 67 uint32_t TZ_StoreContext_S (TZ_MemoryId_t id);
AnnaBridge 167:84c0a372a020 68
AnnaBridge 167:84c0a372a020 69 #endif // TZ_CONTEXT_H