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tfm_ns_lock.h
1 /*
2  * Copyright (c) 2017-2019, Arm Limited. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  *
6  */
7 #ifndef __TFM_NS_LOCK_H__
8 #define __TFM_NS_LOCK_H__
9 
10 #ifdef __cplusplus
11 extern "C" {
12 #endif
13 
14 #include <stdint.h>
15 #include "tfm_api.h"
16 
17 typedef int32_t (*veneer_fn) (uint32_t arg0, uint32_t arg1,
18  uint32_t arg2, uint32_t arg3);
19 
20 /**
21  * \brief NS world, NS lock based dispatcher
22  *
23  * \details To be called from the wrapper API interface
24  */
25 
26 uint32_t tfm_ns_lock_dispatch(veneer_fn fn,
27  uint32_t arg0, uint32_t arg1,
28  uint32_t arg2, uint32_t arg3);
29 
30 /**
31  * \brief NS world, Init NS lock
32  *
33  * \details Needs to be called during non-secure app init
34  * to initialize the TFM NS lock object
35  */
36 enum tfm_status_e tfm_ns_lock_init();
37 
38 #ifdef __cplusplus
39 }
40 #endif
41 
42 #endif /* __TFM_NS_LOCK_H__ */
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