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mpu_test.h
1 /* mbed Microcontroller Library
2  * Copyright (c) 2018-2018 ARM Limited
3  * SPDX-License-Identifier: Apache-2.0
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 /** \addtogroup hal_mpu_tests
19  * @{
20  */
21 
22 #ifndef MBED_MPU_TEST_H
23 #define MBED_MPU_TEST_H
24 
25 #if DEVICE_MPU
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
31 /** Test that ::mbed_mpu_init can be called multiple times.
32  *
33  * Given board provides MPU.
34  * When ::mbed_mpu_init is called multiple times.
35  * Then ::mbed_mpu_init are successfully performed (no exception is generated).
36  *
37  */
38 void mpu_init_test(void);
39 
40 /** Test that ::mbed_mpu_free disables the MPU
41  *
42  * Given board provides MPU.
43  * When ::mbed_mpu_free is called.
44  * Then execution from RAM is allowed.
45  *
46  */
47 void mpu_free_test(void);
48 
49 /** Test that MPU protection works for global data
50  *
51  * Given board provides MPU.
52  * When RAM execution is disabled with a call to ::mbed_mpu_enable_ram_xn.
53  * Then execution from global initialized data results in a fault.
54  *
55  */
56 void mpu_fault_test_data(void);
57 
58 /** Test that MPU protection works for zero initialized data
59  *
60  * Given board provides MPU.
61  * When RAM execution is disabled with a call to ::mbed_mpu_enable_ram_xn.
62  * Then execution from global uninitialized data results in a fault.
63  *
64  */
65 void mpu_fault_test_bss(void);
66 
67 /** Test that MPU protection works for the stack
68  *
69  * Given board provides MPU.
70  * When RAM execution is disabled with a call to ::mbed_mpu_enable_ram_xn.
71  * Then execution from stack memory results in a fault.
72  *
73  */
74 void mpu_fault_test_stack(void);
75 
76 /** Test that MPU protection works for the heap
77  *
78  * Given board provides MPU.
79  * When RAM execution is disabled with a call to ::mbed_mpu_enable_ram_xn.
80  * Then execution from heap memory results in a fault.
81  *
82  */
83 void mpu_fault_test_heap(void);
84 
85 /**@}*/
86 
87 #ifdef __cplusplus
88 }
89 #endif
90 
91 #endif
92 
93 #endif
94 
95 /** @}*/
mpu_fault_test_heap
void mpu_fault_test_heap(void)
Test that MPU protection works for the heap.
mpu_init_test
void mpu_init_test(void)
Test that mbed_mpu_init can be called multiple times.
mpu_fault_test_stack
void mpu_fault_test_stack(void)
Test that MPU protection works for the stack.
mpu_fault_test_data
void mpu_fault_test_data(void)
Test that MPU protection works for global data.
mpu_free_test
void mpu_free_test(void)
Test that mbed_mpu_free disables the MPU.
mpu_fault_test_bss
void mpu_fault_test_bss(void)
Test that MPU protection works for zero initialized data.
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