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meminfo: various cleanups

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No functional changes.

Signed-off-by: Luc Verhaegen <libv@skynet.be>
This commit is contained in:
Luc Verhaegen 2014-08-18 08:01:58 +02:00
parent 6db88cd1ed
commit 801c821f49
1 changed files with 21 additions and 18 deletions
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39
meminfo.c
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@ -1,29 +1,32 @@
/*
* A10-meminfo
* Dumps DRAM controller settings
* Copyright (C) 2012 Floris Bos <bos@je-eigen-domein.nl>
* Copyright (c) 2014 Luc Verhaegen <libv@skynet.be>
*
* Author: Floris Bos
* License: GPL
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* Compile with: gcc -static -o a10-meminfo-static a10-meminfo.c
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <dirent.h>
#include <fcntl.h>
#include <assert.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdint.h>
#include <errno.h>
#include <sys/io.h>
typedef uint32_t u32;
/* from u-boot code: */
struct dram_para {
u32 baseaddr;
u32 clock;
@ -234,9 +237,10 @@ dram_para_print_uboot(struct dram_para *dram_para)
printf("}\n");
}
int main(int argc, char **argv)
int
main(int argc, char *argv[])
{
struct dram_para p = {0};
struct dram_para dram_para = {0};
int ret;
devmem_fd = open(DEVMEM_FILE, O_RDWR);
@ -246,16 +250,15 @@ int main(int argc, char **argv)
return errno;
}
ret = dram_parameters_read(&p);
ret = dram_parameters_read(&dram_para);
if (ret)
return ret;
ret = dram_clock_read(&p);
ret = dram_clock_read(&dram_para);
if (ret)
return ret;
dram_para_print_uboot(&p);
dram_para_print_uboot(&dram_para);
return 0;
return 0;
}