xref: /openbmc/hiomapd/vpnor/test/write_prsv.cpp (revision 8cef63e3)
1 // SPDX-License-Identifier: Apache-2.0
2 // Copyright (C) 2018 IBM Corp.
3 
4 extern "C" {
5 #include "backend.h"
6 #include "common.h"
7 #include "mboxd.h"
8 }
9 
10 #include "vpnor/test/tmpd.hpp"
11 
12 #include <fcntl.h>
13 #include <sys/mman.h>
14 #include <sys/stat.h>
15 #include <sys/types.h>
16 #include <unistd.h>
17 
18 #include <cassert>
19 
20 static constexpr auto BLOCK_SIZE = 0x1000;
21 
22 const std::string toc[] = {
23     "partition01=TEST1,00001000,00002000,80,ECC,PRESERVED",
24 };
25 
26 namespace test = openpower::virtual_pnor::test;
27 
28 int main(void)
29 {
30     namespace fs = std::experimental::filesystem;
31 
32     struct mbox_context _ctx, *ctx = &_ctx;
33     uint8_t src[8];
34     void* map;
35     int fd;
36     int rc;
37 
38     /* Setup */
39     memset(ctx, 0, sizeof(mbox_context));
40 
41     mbox_vlog = &mbox_log_console;
42     verbosity = (verbose)2;
43 
44     ctx->backend.flash_size = 0x2000;
45     test::VpnorRoot root(&ctx->backend, toc, BLOCK_SIZE);
46 
47     /* Test */
48     memset(src, 0xaa, sizeof(src));
49     rc = backend_write(&ctx->backend, 0x1000, src, sizeof(src));
50     assert(rc == 0);
51 
52     /* Verify */
53     fd = open((root.prsv() / "TEST1").c_str(), O_RDONLY);
54     assert(fd >= 0);
55     map = mmap(NULL, sizeof(src), PROT_READ, MAP_SHARED, fd, 0);
56     assert(map != MAP_FAILED);
57 
58     rc = memcmp(src, map, sizeof(src));
59     assert(rc == 0);
60     munmap(map, sizeof(src));
61     close(fd);
62 
63     return 0;
64 }
65