xref: /openbmc/hiomapd/vpnor/test/write_toc.cpp (revision 899857542e729e57049d1dd88406127626b3902d)
1 // SPDX-License-Identifier: Apache-2.0
2 // Copyright (C) 2018 IBM Corp.
3 #include "config.h"
4 
5 #include "vpnor/pnor_partition_table.hpp"
6 
7 #include <assert.h>
8 #include <string.h>
9 #include <sys/mman.h>
10 
11 extern "C" {
12 #include "test/mbox.h"
13 #include "test/system.h"
14 }
15 
16 #include "vpnor/test/tmpd.hpp"
17 
18 static constexpr auto BLOCK_SIZE = 4 * 1024;
19 static constexpr auto PNOR_SIZE = 2 * BLOCK_SIZE;
20 static constexpr auto MEM_SIZE = BLOCK_SIZE;
21 static constexpr auto ERASE_SIZE = BLOCK_SIZE;
22 static constexpr auto N_WINDOWS = 1;
23 static constexpr auto WINDOW_SIZE = BLOCK_SIZE;
24 static constexpr auto TOC_PART_SIZE = BLOCK_SIZE;
25 
26 const std::string toc[] = {
27     "partition00=part,00000000,00001000,80,READWRITE",
28     "partition01=ONE,00001000,00002000,80,READWRITE",
29 };
30 
31 static const uint8_t get_info[] = {0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
32                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
33                                    0x00, 0x00, 0x00, 0x00};
34 
35 static const uint8_t write_toc[] = {0x06, 0x01, 0x00, 0x00, 0x01, 0x00,
36                                     0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
37                                     0x00, 0x00, 0x00, 0x00};
38 
39 static const uint8_t erase_toc[] = {0x0a, 0x02, 0x00, 0x00, 0x01, 0x00,
40                                     0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
41                                     0x00, 0x00, 0x00, 0x00};
42 
43 static const uint8_t read_one[] = {0x04, 0x03, 0x01, 0x00, 0x01, 0x00,
44                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
45                                    0x00, 0x00, 0x00, 0x00};
46 
47 static const uint8_t read_toc[] = {0x04, 0x04, 0x00, 0x00, 0x01, 0x00,
48                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
49                                    0x00, 0x00, 0x00, 0x00};
50 
51 int main()
52 {
53     namespace test = openpower::virtual_pnor::test;
54     namespace vpnor = openpower::virtual_pnor;
55 
56     struct mbox_context* ctx;
57     int rc;
58 
59     void* erased;
60 
61     erased = malloc(BLOCK_SIZE);
62     assert(erased);
63 
64     memset(erased, 0xff, BLOCK_SIZE);
65 
66     system_set_reserved_size(MEM_SIZE);
67     system_set_mtd_sizes(PNOR_SIZE, ERASE_SIZE);
68 
69     ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE);
70     test::VpnorRoot root(ctx, toc, BLOCK_SIZE);
71     vpnor::partition::Table table(ctx);
72 
73     assert(table.capacity() == TOC_PART_SIZE);
74 
75     init_vpnor_from_paths(ctx);
76 
77     rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info));
78     assert(rc == MBOX_R_SUCCESS);
79 
80     rc = mbox_command_dispatch(ctx, write_toc, sizeof(write_toc));
81     assert(rc == MBOX_R_SUCCESS);
82 
83     rc = mbox_command_dispatch(ctx, erase_toc, sizeof(erase_toc));
84     assert(rc == MBOX_R_SUCCESS);
85 
86     rc = memcmp(ctx->mem, erased, BLOCK_SIZE);
87     assert(rc == 0);
88 
89     rc = mbox_command_dispatch(ctx, read_one, sizeof(read_one));
90     assert(rc == MBOX_R_SUCCESS);
91 
92     rc = mbox_command_dispatch(ctx, read_toc, sizeof(read_toc));
93     assert(rc == MBOX_R_SUCCESS);
94 
95     rc = memcmp(ctx->mem, erased, BLOCK_SIZE);
96     assert(rc == 0);
97 
98     free(erased);
99 
100     return 0;
101 }
102