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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_VBLUNO52/tz_context.h@151:675da3299148, 2017-09-15 (annotated)

Committer:
AnnaBridge
Date:
Fri Sep 15 14:46:57 2017 +0100
Revision:
151:675da3299148
Parent:
148:fd96258d940d 
Release 151 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 148:fd96258d940d 1 /*
Kojto 148:fd96258d940d 2 * Copyright (c) 2015-2016 ARM Limited. All rights reserved.
Kojto 148:fd96258d940d 3 *
Kojto 148:fd96258d940d 4 * SPDX-License-Identifier: Apache-2.0
Kojto 148:fd96258d940d 5 *
Kojto 148:fd96258d940d 6 * Licensed under the Apache License, Version 2.0 (the License); you may
Kojto 148:fd96258d940d 7 * not use this file except in compliance with the License.
Kojto 148:fd96258d940d 8 * You may obtain a copy of the License at
Kojto 148:fd96258d940d 9 *
Kojto 148:fd96258d940d 10 * www.apache.org/licenses/LICENSE-2.0
Kojto 148:fd96258d940d 11 *
Kojto 148:fd96258d940d 12 * Unless required by applicable law or agreed to in writing, software
Kojto 148:fd96258d940d 13 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
Kojto 148:fd96258d940d 14 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Kojto 148:fd96258d940d 15 * See the License for the specific language governing permissions and
Kojto 148:fd96258d940d 16 * limitations under the License.
Kojto 148:fd96258d940d 17 *
Kojto 148:fd96258d940d 18 * ----------------------------------------------------------------------------
Kojto 148:fd96258d940d 19 *
Kojto 148:fd96258d940d 20 * $Date: 21. September 2016
Kojto 148:fd96258d940d 21 * $Revision: V1.0
Kojto 148:fd96258d940d 22 *
Kojto 148:fd96258d940d 23 * Project: TrustZone for ARMv8-M
Kojto 148:fd96258d940d 24 * Title: Context Management for ARMv8-M TrustZone
Kojto 148:fd96258d940d 25 *
Kojto 148:fd96258d940d 26 * Version 1.0
Kojto 148:fd96258d940d 27 * Initial Release
Kojto 148:fd96258d940d 28 *---------------------------------------------------------------------------*/
Kojto 148:fd96258d940d 29
Kojto 148:fd96258d940d 30 #ifndef TZ_CONTEXT_H
Kojto 148:fd96258d940d 31 #define TZ_CONTEXT_H
Kojto 148:fd96258d940d 32
Kojto 148:fd96258d940d 33 #include <stdint.h>
Kojto 148:fd96258d940d 34
Kojto 148:fd96258d940d 35 #ifndef TZ_MODULEID_T
Kojto 148:fd96258d940d 36 #define TZ_MODULEID_T
Kojto 148:fd96258d940d 37 /// \details Data type that identifies secure software modules called by a process.
Kojto 148:fd96258d940d 38 typedef uint32_t TZ_ModuleId_t;
Kojto 148:fd96258d940d 39 #endif
Kojto 148:fd96258d940d 40
Kojto 148:fd96258d940d 41 /// \details TZ Memory ID identifies an allocated memory slot.
Kojto 148:fd96258d940d 42 typedef uint32_t TZ_MemoryId_t;
Kojto 148:fd96258d940d 43
Kojto 148:fd96258d940d 44 /// Initialize secure context memory system
Kojto 148:fd96258d940d 45 /// \return execution status (1: success, 0: error)
Kojto 148:fd96258d940d 46 uint32_t TZ_InitContextSystem_S (void);
Kojto 148:fd96258d940d 47
Kojto 148:fd96258d940d 48 /// Allocate context memory for calling secure software modules in TrustZone
Kojto 148:fd96258d940d 49 /// \param[in] module identifies software modules called from non-secure mode
Kojto 148:fd96258d940d 50 /// \return value != 0 id TrustZone memory slot identifier
Kojto 148:fd96258d940d 51 /// \return value 0 no memory available or internal error
Kojto 148:fd96258d940d 52 TZ_MemoryId_t TZ_AllocModuleContext_S (TZ_ModuleId_t module);
Kojto 148:fd96258d940d 53
Kojto 148:fd96258d940d 54 /// Free context memory that was previously allocated with \ref TZ_AllocModuleContext_S
Kojto 148:fd96258d940d 55 /// \param[in] id TrustZone memory slot identifier
Kojto 148:fd96258d940d 56 /// \return execution status (1: success, 0: error)
Kojto 148:fd96258d940d 57 uint32_t TZ_FreeModuleContext_S (TZ_MemoryId_t id);
Kojto 148:fd96258d940d 58
Kojto 148:fd96258d940d 59 /// Load secure context (called on RTOS thread context switch)
Kojto 148:fd96258d940d 60 /// \param[in] id TrustZone memory slot identifier
Kojto 148:fd96258d940d 61 /// \return execution status (1: success, 0: error)
Kojto 148:fd96258d940d 62 uint32_t TZ_LoadContext_S (TZ_MemoryId_t id);
Kojto 148:fd96258d940d 63
Kojto 148:fd96258d940d 64 /// Store secure context (called on RTOS thread context switch)
Kojto 148:fd96258d940d 65 /// \param[in] id TrustZone memory slot identifier
Kojto 148:fd96258d940d 66 /// \return execution status (1: success, 0: error)
Kojto 148:fd96258d940d 67 uint32_t TZ_StoreContext_S (TZ_MemoryId_t id);
Kojto 148:fd96258d940d 68
Kojto 148:fd96258d940d 69 #endif // TZ_CONTEXT_H