xref: /openbmc/hiomapd/vpnor/test/create_read_window_partition_exists.cpp (revision d5f1d40f2ddf9234099b331e1d90c54ece0ee88b)
1 // SPDX-License-Identifier: Apache-2.0
2 // Copyright (C) 2018 IBM Corp.
3 
4 #include "config.h"
5 
6 #include <assert.h>
7 #include <string.h>
8 
9 #include <experimental/filesystem>
10 #include <fstream>
11 #include <vector>
12 
13 #include "vpnor/mboxd_pnor_partition_table.h"
14 
15 extern "C" {
16 #include "test/mbox.h"
17 #include "test/system.h"
18 }
19 
20 #include "vpnor/test/tmpd.hpp"
21 
22 // A read window assumes that the toc is located at offset 0,
23 // so create dummy partition at arbitrary offset 0x1000.
24 const std::string toc[] = {
25     "partition01=HBB,00001000,00002000,80,ECC,READONLY",
26 };
27 
28 static const uint8_t data[8] = {0xaa, 0x55, 0xaa, 0x66, 0x77, 0x88, 0x99, 0xab};
29 
30 static const auto BLOCK_SIZE = 4096;
31 static const auto MEM_SIZE = BLOCK_SIZE * 2;
32 static const auto ERASE_SIZE = BLOCK_SIZE;
33 static const auto N_WINDOWS = 1;
34 static const auto WINDOW_SIZE = BLOCK_SIZE;
35 
36 static const uint8_t get_info[] = {0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
37                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
38                                    0x00, 0x00, 0x00, 0x00};
39 
40 // offset 0x100 and size 6
41 static const uint8_t create_read_window[] = {0x04, 0x01, 0x01, 0x00, 0x01, 0x00,
42                                              0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
43                                              0x00, 0x00, 0x00, 0x00};
44 
45 static const uint8_t response[] = {0x04, 0x01, 0xfe, 0xff, 0x01, 0x00, 0x01,
46                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
47 
48 namespace test = openpower::virtual_pnor::test;
49 
50 int main()
51 {
52     struct mbox_context* ctx;
53 
54     system_set_reserved_size(MEM_SIZE);
55     system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE);
56 
57     ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE);
58 
59     test::VpnorRoot root(ctx, toc, BLOCK_SIZE);
60     root.write("HBB", data, sizeof(data));
61 
62     init_vpnor_from_paths(ctx);
63 
64     int rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info));
65     assert(rc == 1);
66 
67     // send the request for partition1
68     rc = mbox_command_dispatch(ctx, create_read_window,
69                                sizeof(create_read_window));
70     assert(rc == 1);
71 
72     rc = mbox_cmp(ctx, response, sizeof(response));
73     assert(rc == 0);
74 
75     // Compare the reserved memory to the pnor
76     rc = memcmp(ctx->mem, data, 6);
77     assert(rc == 0);
78 
79     return rc;
80 }
81