1 // SPDX-License-Identifier: Apache-2.0
2 // Copyright (C) 2018 IBM Corp.
3 
4 #include "config.h"
5 
6 extern "C" {
7 #include "test/mbox.h"
8 #include "test/system.h"
9 }
10 
11 #include "vpnor/test/tmpd.hpp"
12 
13 #include <cassert>
14 #include <cstring>
15 #include <filesystem>
16 #include <fstream>
17 #include <vector>
18 
19 #include "vpnor/backend.h"
20 
21 // A read window assumes that the toc is located at offset 0,
22 // so create dummy partition at arbitrary offset 0x1000.
23 const std::string toc[] = {
24     "partition01=HBB,00001000,00002000,80,ECC,READONLY",
25     "partition05=DJVPD,0x000e5000,0x0022d000,00,ECC,PRESERVED",
26 };
27 
28 static const auto BLOCK_SIZE = 4096;
29 static const auto ERASE_SIZE = BLOCK_SIZE;
30 static const auto N_WINDOWS = 1;
31 static const auto WINDOW_SIZE = 1024 * 1024;
32 static const auto MEM_SIZE = WINDOW_SIZE * 3;
33 
34 static const uint8_t get_info[] = {0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
35                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
36                                    0x00, 0x00, 0x00, 0x00};
37 
38 // Used to check the alignment
39 static const uint8_t create_read_window1[] = {
40     0x04, 0x01, 0xe7, 0x00, 0x01, 0x00, 0x00, 0x00,
41     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
42 
43 static const uint8_t response1[] = {0x04, 0x01, 0x00, 0xfd, 0x00, 0x01, 0xe5,
44                                     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
45 
46 static const uint8_t create_read_window2[] = {
47     0x04, 0x02, 0xe5, 0x01, 0x01, 0x00, 0x00, 0x00,
48     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
49 
50 static const uint8_t response2[] = {0x04, 0x02, 0x00, 0xfd, 0x48, 0x00, 0xe5,
51                                     0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
52 
53 namespace test = openpower::virtual_pnor::test;
54 
55 int main()
56 {
57     struct mbox_context* ctx;
58 
59     system_set_reserved_size(MEM_SIZE);
60     system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE);
61 
62     ctx = mbox_create_frontend_context(N_WINDOWS, WINDOW_SIZE);
63 
64     test::VpnorRoot root(&ctx->backend, toc, BLOCK_SIZE);
65 
66     int rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info));
67     assert(rc == 1);
68 
69     // send the request for partition5
70     rc = mbox_command_dispatch(ctx, create_read_window1,
71                                sizeof(create_read_window1));
72     assert(rc == 1);
73     rc = mbox_cmp(ctx, response1, sizeof(response1));
74     assert(rc == 0);
75 
76     // send the request for partition5
77     rc = mbox_command_dispatch(ctx, create_read_window2,
78                                sizeof(create_read_window2));
79     assert(rc == 1);
80     rc = mbox_cmp(ctx, response2, sizeof(response2));
81     assert(rc == 0);
82 
83     return rc;
84 }
85