1 /*
2  * Copyright (c) 2023, Arm Limited. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <stdint.h>
8 #include <stdio.h>
9 
10 #include <drivers/arm/rse_comms.h>
11 #include <plat/common/platform.h>
12 #include "rse_platform_api.h"
13 
14 #include <platform_def.h>
15 
nv_counter_test(void)16 int nv_counter_test(void)
17 {
18 	psa_status_t status;
19 	uint32_t old_val;
20 	uint32_t new_val;
21 	uint32_t id;
22 
23 	status = rse_comms_init(PLAT_RSE_AP_SND_MHU_BASE, PLAT_RSE_AP_RCV_MHU_BASE);
24 	if (status != PSA_SUCCESS) {
25 		printf("Failed to initialize RSE communication channel - psa_status = %d\n", status);
26 		return -1;
27 	}
28 
29 	for (id = 0; id < 3; id++) {
30 		status = rse_platform_nv_counter_read(id, sizeof(old_val), (uint8_t *)&old_val);
31 		if (status != PSA_SUCCESS) {
32 			printf("Failed during first id=(%d) rse_platform_nv_counter_read - psa_status = %d\n",
33 				       id, status);
34 			return -1;
35 		}
36 
37 		status = rse_platform_nv_counter_increment(id);
38 		if (status != PSA_SUCCESS) {
39 			printf("Failed during id=(%d) rse_platform_nv_counter_increment - psa_status = %d\n",
40 					id, status);
41 			return -1;
42 		}
43 
44 		status = rse_platform_nv_counter_read(id, sizeof(new_val), (uint8_t *)&new_val);
45 		if (status != PSA_SUCCESS) {
46 			printf("Failed during second id=(%d) rse_platform_nv_counter_read - psa_status = %d\n",
47 					id, status);
48 			return -1;
49 		}
50 
51 		if (old_val + 1 != new_val) {
52 			printf("Failed nv_counter_test: old_val (%d) + 1 != new_val (%d)\n",
53 					old_val, new_val);
54 			return -1;
55 		}
56 	}
57 	printf("Passed nv_counter_test\n");
58 
59 	return 0;
60 }
61