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 
16 #include "vpnor/backend.h"
17 
18 const std::string toc[] = {
19     "partition01=ONE,00001000,00002000,80,ECC,READONLY",
20     "partition02=TWO,00002000,00003000,80,ECC,READONLY",
21 };
22 
23 uint8_t data[8] = {0xaa, 0x55, 0xaa, 0x66, 0x77, 0x88, 0x99, 0xab};
24 
25 static constexpr auto BLOCK_SIZE = 0x1000;
26 static constexpr auto MEM_SIZE = BLOCK_SIZE * 2;
27 static constexpr auto ERASE_SIZE = BLOCK_SIZE;
28 static constexpr auto N_WINDOWS = 1;
29 static constexpr auto WINDOW_SIZE = MEM_SIZE;
30 static constexpr auto PNOR_SIZE = MEM_SIZE * 2;
31 
32 static const uint8_t get_info[] = {0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
33                                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
34                                    0x00, 0x00, 0x00, 0x00};
35 
36 static const uint8_t create_read_window[] = {0x04, 0x01, 0x01, 0x00, 0x02, 0x00,
37                                              0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
38                                              0x00, 0x00, 0x00, 0x00};
39 
40 static const uint8_t response[] = {
41     0x04, 0x01, 0xfe, 0xff, 0x01, 0x00, 0x01,
42     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
43 };
44 
45 int main()
46 {
47     namespace test = openpower::virtual_pnor::test;
48     namespace fs = std::experimental::filesystem;
49 
50     struct mbox_context* ctx;
51 
52     system_set_reserved_size(MEM_SIZE);
53     system_set_mtd_sizes(PNOR_SIZE, ERASE_SIZE);
54 
55     ctx = mbox_create_frontend_context(N_WINDOWS, WINDOW_SIZE);
56     test::VpnorRoot root(&ctx->backend, toc, BLOCK_SIZE);
57 
58     int rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info));
59     assert(rc == 1);
60 
61     // Request a read window that would cover both partitions. With the current
62     // behaviour, we expect to receive a reply describing a window that covers
63     // the first partition but is limited in size to exclude the second
64     // partition.
65     rc = mbox_command_dispatch(ctx, create_read_window,
66                                sizeof(create_read_window));
67     assert(rc == 1);
68 
69     rc = mbox_cmp(ctx, response, sizeof(response));
70     assert(rc == 0);
71 
72     return 0;
73 }
74