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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2014 Intel Corporation
*/
#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;
}
REGISTER_TEST_COMMAND(memory_autotest, test_memory);
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