test: Move vpnor tests to vpnor directory

In the spirit of things that are together should be kept together. The
repository layout now better corresponds to upstream with the exception
of the vpnor directory and some modifications to Makefile.am

Change-Id: I16d59a3c9ee846065f6a8c83eb4459715d525f3f
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>

1 files changed, 92 insertions, 0 deletions

diff --git a/vpnor/test/dump_flash.cpp b/vpnor/test/dump_flash.cpp
new file mode 100644
index 0000000..e811f6f
--- /dev/null
+++ b/vpnor/test/dump_flash.cpp
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright (C) 2018 IBM Corp.
+
+#include <assert.h>
+#include <string.h>
+
+#include "config.h"
+#include "mboxd_msg.h"
+#include "vpnor/mboxd_pnor_partition_table.h"
+
+extern "C" {
+#include "test/mbox.h"
+#include "test/system.h"
+}
+
+#include "vpnor/test/tmpd.hpp"
+
+struct test_context
+{
+    uint8_t seq;
+    struct mbox_context *ctx;
+};
+
+// Configure the system and the paritions such that we eventually request a
+// window that covers the last section of flash, but the remaining flash is
+// smaller than the window size
+static constexpr auto BLOCK_SIZE = 4096;
+static constexpr auto ERASE_SIZE = BLOCK_SIZE;
+static constexpr auto N_WINDOWS = 3;
+static constexpr auto WINDOW_SIZE = 2 * BLOCK_SIZE;
+static constexpr auto MEM_SIZE = N_WINDOWS * WINDOW_SIZE;
+static constexpr auto PNOR_SIZE = (4 * BLOCK_SIZE);
+
+const std::string toc[] = {
+    "partition01=ONE,00001000,00003000,80,ECC,READONLY",
+};
+
+static const uint8_t get_info[] = {0x02, 0x00, 0x02, 0x00, 0x00, 0x00,
+                                   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                                   0x00, 0x00, 0x00, 0x00};
+
+static constexpr auto MBOX_CREATE_READ_WINDOW = 4;
+
+static int mbox_create_read_window(struct test_context *tctx, size_t offset,
+                                   size_t len)
+{
+    union mbox_regs regs;
+
+    memset(&regs, 0, sizeof(regs));
+    regs.msg.command = MBOX_CREATE_READ_WINDOW;
+    regs.msg.seq = ++tctx->seq;
+    put_u16(&regs.msg.args[0], offset);
+    put_u16(&regs.msg.args[2], len);
+
+    return mbox_command_dispatch(tctx->ctx, regs.raw, sizeof(regs.raw));
+}
+
+int main()
+{
+    namespace test = openpower::virtual_pnor::test;
+
+    struct test_context _tctx = {0}, *tctx = &_tctx;
+    size_t len;
+    size_t pos;
+    int rc;
+
+    system_set_reserved_size(MEM_SIZE);
+    system_set_mtd_sizes(PNOR_SIZE, ERASE_SIZE);
+
+    tctx->ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE);
+    test::VpnorRoot root(tctx->ctx, toc, BLOCK_SIZE);
+    init_vpnor_from_paths(tctx->ctx);
+
+    rc = mbox_command_dispatch(tctx->ctx, get_info, sizeof(get_info));
+    assert(rc == 1);
+
+    pos = 0;
+    while (pos < (PNOR_SIZE / BLOCK_SIZE))
+    {
+        struct mbox_msg _msg, *msg = &_msg;
+
+        rc = mbox_create_read_window(tctx, pos, (WINDOW_SIZE / BLOCK_SIZE));
+        assert(rc == 1);
+
+        mbox_rspcpy(tctx->ctx, msg);
+
+        len = get_u16(&msg->args[2]);
+        pos = get_u16(&msg->args[4]) + len;
+    }
+
+    return 0;
+}