/* 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.\n"); 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; }