1 files changed, 93 insertions, 0 deletions
diff --git a/app/test/test_memory.c b/app/test/test_memory.c
new file mode 100644
index 00000000..6816385b
--- /dev/null
+++ b/app/test/test_memory.c
@@ -0,0 +1,93 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+
+#include <rte_memory.h>
+#include <rte_common.h>
+
+#include "test.h"
+
+/*
+ * Memory
+ * ======
+ *
+ * - Dump the mapped memory. The python-expect script checks that at
+ *   least one line is dumped.
+ *
+ * - Check that memory size is different than 0.
+ *
+ * - Try to read all memory; it should not segfault.
+ */
+
+static int
+test_memory(void)
+{
+	uint64_t s;
+	unsigned i;
+	size_t j;
+	const struct rte_memseg *mem;
+
+	/*
+	 * dump the mapped memory: the python-expect script checks
+	 * that at least one line is dumped
+	 */
+	printf("Dump memory layout\n");
+	rte_dump_physmem_layout(stdout);
+
+	/* check that memory size is != 0 */
+	s = rte_eal_get_physmem_size();
+	if (s == 0) {
+		printf("No memory detected\n");
+		return -1;
+	}
+
+	/* try to read memory (should not segfault) */
+	mem = rte_eal_get_physmem_layout();
+	for (i = 0; i < RTE_MAX_MEMSEG && mem[i].addr != NULL ; i++) {
+
+		/* check memory */
+		for (j = 0; j<mem[i].len; j++) {
+			*((volatile uint8_t *) mem[i].addr + j);
+		}
+	}
+
+	return 0;
+}
+
+static struct test_command memory_cmd = {
+	.command = "memory_autotest",
+	.callback = test_memory,
+};
+REGISTER_TEST_COMMAND(memory_cmd);