92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
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/*
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*
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* Copyright(c) 2014-2016 Allwinnertech Co., Ltd.
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* http://www.allwinnertech.com
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*
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* Author: sunny <sunny@allwinnertech.com>
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* Author: superm <superm@allwinnertech.com>
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* Author: Matteo <duanmintao@allwinnertech.com>
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*
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* Allwinner sunxi soc chip version and chip id manager.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/mman.h>
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#include "common.h"
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#include "efuse_ioctl.h"
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void help(void)
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{
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printf("-ew <name> <offset> <data>: write key to efuse\n");
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printf("-er <name> <offset> <read_len>: read key from efuse\n");
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printf("-h : help\n");
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}
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void sunxi_dump(char *buf, int count)
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{
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int i, j;
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for (j = 0; j < count; j += 16) {
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for (i = 0; i < 16; i++) {
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printf("%02x ", buf[j + i] & 0xff);
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if (j + i >= count) {
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break;
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}
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}
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printf("\n");
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}
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printf("\n");
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}
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int main(int argc, char **argv)
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{
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char buf[256];
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int ret;
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if (argc < 2) {
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goto error;
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}
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if (!strncmp(argv[1], "-er", 3)) {
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if (argv[4]) {
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if (sunxi_efuse_read(argv[2], simple_strtoul(argv[3], NULL, 16), simple_strtoul(argv[4], NULL, 16), buf) < 0) {
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printf("read efuse data fail\n");
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goto error;
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}
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printf("api buf:\n");
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for (ret = 0; ret < simple_strtoul(argv[4], NULL, 16); ret++)
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printf("%x ", buf[ret]);
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printf("\n");
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}
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} else if (!strncmp(argv[1], "-ew", 3)) {
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if (argv[4]) {
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if (sunxi_efuse_write(argv[2], simple_strtoul(argv[3], NULL, 16), argv[4]) < 0) {
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printf("write efuse data fail\n");
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goto error;
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}
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}
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} else if (!strncmp(argv[1], "-h", 2)) {
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help();
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}
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return 0;
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error:
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printf("-----------------------\n");
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printf("---- Test fail ------\n");
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printf("---- Test fail ------\n");
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printf("---- Test fail ------\n");
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printf("-----------------------\n");
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return -1;
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}
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