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/* This file is part of the ectool project. */
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <getopt.h>
#if !(defined __NetBSD__ || defined __OpenBSD__)
#include <sys/io.h>
#endif
#include <ec.h>
#if defined __NetBSD__ || defined __OpenBSD__
#include <machine/sysarch.h>
# if defined __i386__
# define iopl i386_iopl
# elif defined __NetBSD__
# define iopl x86_64_iopl
# else
# define iopl amd64_iopl
# endif
#endif
#define ECTOOL_VERSION "0.1"
void print_version(void)
{
printf("ectool v%s -- ", ECTOOL_VERSION);
printf("Copyright (C) 2008-2009 coresystems GmbH\n\n");
printf(
"This program is free software: you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by\n"
"the Free Software Foundation, version 2 of the License.\n\n"
"This program is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
"GNU General Public License for more details.\n\n");
}
void print_usage(const char *name)
{
printf("usage: %s [-vh?Vidq] [-w 0x<addr> -z 0x<data>]\n", name);
printf("\n"
" -v | --version: print the version\n"
" -h | --help: print this help\n\n"
" -V | --verbose: print debug information\n"
" -p | --getports: get EC data & cmd ports from /proc/ioports\n"
" -d | --dump: print RAM\n"
" -i | --idx: print IDX RAM & RAM\n"
" -q | --query: print query byte\n"
" -w <addr in hex> write to addr\n"
" -z <data in hex> write to data\n"
"\n");
exit(1);
}
int verbose = 0, dump_idx = 0, dump_ram = 0, dump_query = 0, get_ports = 0;
int main(int argc, char *argv[])
{
int i, opt, option_index = 0;
long write_data = -1;
long write_addr = -1;
static struct option long_options[] = {
{"version", 0, 0, 'v'},
{"help", 0, 0, 'h'},
{"verbose", 0, 0, 'V'},
{"idx", 0, 0, 'i'},
{"query", 0, 0, 'q'},
{"getports", 0, 0, 'p'},
{0, 0, 0, 0}
};
if (argv[1] == NULL) {
print_usage(argv[0]);
exit(1);
}
while ((opt = getopt_long(argc, argv, "vh?Vidqpw:z:",
long_options, &option_index)) != EOF) {
switch (opt) {
case 'v':
print_version();
exit(0);
break;
case 'V':
verbose = 1;
break;
case 'i':
dump_idx = 1;
dump_ram = 1;
break;
case 'w':
write_addr = strtol(optarg , NULL, 16);
break;
case 'z':
write_data = strtol(optarg , NULL, 16);
break;
case 'd':
dump_ram = 1;
break;
case 'q':
dump_query = 1;
break;
case 'p':
get_ports = 1;
break;
case 'h':
case '?':
default:
print_usage(argv[0]);
exit(0);
break;
}
}
if (optind < argc) {
fprintf(stderr, "Error: Extra parameter found.\n");
print_usage(argv[0]);
exit(1);
}
if (get_ports && get_ec_ports() != 0)
fprintf(stderr, "Cannot get EC ports from /proc/ioports, "
"fallback to default.");
if (iopl(3)) {
printf("You need to be root.\n");
exit(1);
}
if (write_addr >= 0 && write_data >= 0) {
write_addr &= 0xff;
write_data &= 0xff;
printf("\nWriting ec %02lx = %02lx\n", write_addr & 0xff, write_data & 0xff);
ec_write(write_addr & 0xff, write_data & 0xff);
}
/* preserve default - dump_ram if nothing selected */
if (!dump_ram && !dump_idx && !dump_query && (write_addr == -1))
dump_ram = 1;
if (dump_ram) {
printf("EC RAM:\n");
for (i = 0; i < 0x100; i++) {
if ((i % 0x10) == 0)
printf("\n%02x: ", i);
printf("%02x ", ec_read(i));
}
printf("\n\n");
}
if (dump_query) {
printf("EC QUERY %02x\n", ec_query());
}
if (dump_idx) {
printf("EC IDX RAM:\n");
for (i = 0; i < 0x10000; i++) {
if ((i % 0x10) == 0)
printf("\n%04x: ", i);
printf("%02x ", ec_idx_read(i));
}
printf("\n\n");
}
return 0;
}
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