metalsvm/newlib/examples/memtest.c
Marian Ohligs 491bb39465 rename memtests in memtest, remove it from testapps.
start it via mshell: memtest size mb/kb/b
2013-01-30 17:52:24 +01:00

60 lines
1.4 KiB
C

/*
* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
* RWTH Aachen University
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is part of MetalSVM.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <dirent.h>
int print_usage() {
printf("usage: [size mb/kb/b]");
exit(0);
}
int main(int argc, char** argv)
{
int m = 0;
uint32_t size = 0;
if(argc <= 2)
print_usage();
if(argc == 3) {
if(!strcmp(argv[2], "mb"))
m = 1024*1024;
else if(!strcmp(argv[2], "kb"))
m = 1024;
else if(!strcmp(argv[2], "b"))
m = 0;
else
print_usage();
}
if(argc > 3)
print_usage();
size = atoi(argv[1]);
if(size <= 0)
print_usage();
size *= m;
uint8_t* test = malloc(size);
printf("malloc(%d) - START: %p END: %p \n", size, test, test + size);
return 0;
}