xref: /openbmc/hiomapd/test/sequence_numbers.c (revision faeb88c0)
1 /*
2  * MBox Daemon Test File
3  *
4  * Copyright 2017 IBM
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *
18  */
19 
20 #include <assert.h>
21 
22 #include "mbox.h"
23 #include "mboxd_msg.h"
24 
25 #include "test/mbox.h"
26 #include "test/system.h"
27 
28 static const uint8_t get_mbox_info[] = {
29 	0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
30 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
31 };
32 
33 static const uint8_t get_mbox_info_response[] = {
34 	0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
35 	0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
36 };
37 
38 static const uint8_t get_flash_info0[] = {
39 	0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
40 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
41 };
42 
43 static const uint8_t get_flash_info_response0[] = {
44 	0x03, 0x01, 0x03, 0x00, 0x01, 0x00, 0x00, 0x00,
45 	0x00, 0x00, 0x00, 0x00, 0x00, 0x01
46 };
47 
48 static const uint8_t get_flash_info1[] = {
49 	0x03, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
50 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
51 };
52 
53 static const uint8_t get_flash_info_response1[] = {
54 	0x03, 0x02, 0x03, 0x00, 0x01, 0x00, 0x00, 0x00,
55 	0x00, 0x00, 0x00, 0x00, 0x00, 0x01
56 };
57 
58 #define MEM_SIZE	3
59 #define ERASE_SIZE	1
60 #define N_WINDOWS	1
61 #define WINDOW_SIZE	1
62 
63 int main(void)
64 {
65 	struct mbox_context *ctx;
66 	int rc;
67 
68 	system_set_reserved_size(MEM_SIZE);
69 	system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE);
70 
71 	ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE);
72 
73 	/* Consecutive GET_MBOX_INFOs can use "invalid" sequence numbers */
74 	rc = mbox_command_dispatch(ctx, get_mbox_info, sizeof(get_mbox_info));
75 	assert(rc == 1);
76 
77 	rc = mbox_cmp(ctx, get_mbox_info_response,
78 			sizeof(get_mbox_info_response));
79 	assert(rc == 0);
80 
81 	rc = mbox_command_dispatch(ctx, get_mbox_info, sizeof(get_mbox_info));
82 	assert(rc == 1);
83 
84 	/* Other commands must use valid sequence numbers */
85 	rc = mbox_command_dispatch(ctx, get_flash_info0,
86 			sizeof(get_flash_info0));
87 	assert(rc == 1);
88 
89 	rc = mbox_cmp(ctx, get_flash_info_response0,
90 			sizeof(get_flash_info_response0));
91 	assert(rc == 0);
92 
93 	rc = mbox_command_dispatch(ctx, get_flash_info0,
94 			sizeof(get_flash_info0));
95 	assert(rc == 8);
96 
97 	/* Retry with a "valid" sequence number */
98 	rc = mbox_command_dispatch(ctx, get_flash_info1,
99 			sizeof(get_flash_info1));
100 	assert(rc == 1);
101 
102 	rc = mbox_cmp(ctx, get_flash_info_response1,
103 			sizeof(get_flash_info_response1));
104 	assert(rc == 0);
105 
106 	return rc;
107 }
108