xref: /openbmc/hiomapd/vpnor/test/create_pnor_partition_table.cpp (revision de08ca2d69609f58e7787620f13d3b05c19697e5)
1 // SPDX-License-Identifier: Apache-2.0
2 // Copyright (C) 2018 IBM Corp.
3 
4 #include "config.h"
5 
6 extern "C" {
7 #include "backend.h"
8 #include "test/mbox.h"
9 #include "test/system.h"
10 }
11 
12 #include "vpnor/table.hpp"
13 #include "vpnor/test/tmpd.hpp"
14 
15 #include <cassert>
16 #include <cstring>
17 
18 static const auto BLOCK_SIZE = 4 * 1024;
19 static const auto ERASE_SIZE = BLOCK_SIZE;
20 static const auto PNOR_SIZE = 64 * 1024 * 1024;
21 static const auto MEM_SIZE = PNOR_SIZE;
22 static const auto N_WINDOWS = 1;
23 static const auto WINDOW_SIZE = BLOCK_SIZE;
24 
25 const std::string toc[] = {
26     "partition01=HBB,00000000,00001000,80,ECC,PRESERVED",
27 };
28 constexpr auto partitionName = "HBB";
29 
30 namespace test = openpower::virtual_pnor::test;
31 
main()32 int main()
33 {
34     struct mbox_context* ctx;
35 
36     system_set_reserved_size(MEM_SIZE);
37     system_set_mtd_sizes(PNOR_SIZE, ERASE_SIZE);
38     ctx = mbox_create_frontend_context(N_WINDOWS, WINDOW_SIZE);
39     test::VpnorRoot root(&ctx->backend, toc, BLOCK_SIZE);
40     const openpower::virtual_pnor::partition::Table table(&ctx->backend);
41 
42     pnor_partition_table expectedTable{};
43     expectedTable.data.magic = PARTITION_HEADER_MAGIC;
44     expectedTable.data.version = PARTITION_VERSION_1;
45     expectedTable.data.size = 1;
46     expectedTable.data.entry_size = sizeof(pnor_partition);
47     expectedTable.data.entry_count = 1;
48     expectedTable.data.block_size = BLOCK_SIZE;
49     expectedTable.data.block_count =
50         (PNOR_SIZE) / expectedTable.data.block_size;
51     expectedTable.checksum =
52         openpower::virtual_pnor::details::checksum(expectedTable.data);
53 
54     pnor_partition expectedPartition{};
55     strcpy(expectedPartition.data.name, partitionName);
56     expectedPartition.data.base = 0;
57     expectedPartition.data.size = 1;
58     expectedPartition.data.actual = 0x1000;
59     expectedPartition.data.id = 1;
60     expectedPartition.data.pid = PARENT_PATITION_ID;
61     expectedPartition.data.type = PARTITION_TYPE_DATA;
62     expectedPartition.data.flags = 0;
63     expectedPartition.data.user.data[0] = PARTITION_ECC_PROTECTED;
64     expectedPartition.data.user.data[1] |= PARTITION_PRESERVED;
65     expectedPartition.data.user.data[1] |= PARTITION_VERSION_CHECK_SHA512;
66     expectedPartition.checksum =
67         openpower::virtual_pnor::details::checksum(expectedPartition.data);
68 
69     const pnor_partition_table& result = table.getNativeTable();
70 
71     auto rc = memcmp(&expectedTable, &result, sizeof(pnor_partition_table));
72     assert(rc == 0);
73 
74     rc = memcmp(&expectedPartition, &result.partitions[0],
75                 sizeof(pnor_partition));
76     assert(rc == 0);
77 
78     const pnor_partition& first = table.partition(0);
79     rc = memcmp(&first, &result.partitions[0], sizeof(pnor_partition));
80     assert(rc == 0);
81 
82     return 0;
83 }
84