2 * This file is part of the superiotool project.
4 * Copyright (C) 2006 Ronald Minnich <rminnich@gmail.com>
5 * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
6 * Copyright (C) 2007 Carl-Daniel Hailfinger
7 * Copyright (C) 2008 Robinson P. Tryon <bishop.robinson@gmail.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "superiotool.h"
26 /* Command line options. */
27 int dump = 0, verbose = 0, extra_dump = 0;
29 /* Global flag which indicates whether a chip was detected at all. */
32 uint8_t regval(uint16_t port, uint8_t reg)
38 void regwrite(uint16_t port, uint8_t reg, uint8_t val)
44 void enter_conf_mode_winbond_fintek_ite_8787(uint16_t port)
50 void exit_conf_mode_winbond_fintek_ite_8787(uint16_t port)
52 outb(0xaa, port); /* Fintek, Winbond */
53 regwrite(port, 0x02, 0x02); /* ITE */
56 int superio_unknown(const struct superio_registers reg_table[], uint16_t id)
58 return !strncmp(get_superio_name(reg_table, id), "<unknown>", 9);
61 const char *get_superio_name(const struct superio_registers reg_table[],
66 for (i = 0; /* Nothing */; i++) {
67 if (reg_table[i].superio_id == EOT)
70 if ((uint16_t)reg_table[i].superio_id != id)
73 return reg_table[i].name;
79 static void dump_regs(const struct superio_registers reg_table[],
80 int i, int j, uint16_t port)
85 if (reg_table[i].ldn[j].ldn != NOLDN) {
86 printf("LDN 0x%02x", reg_table[i].ldn[j].ldn);
87 if (reg_table[i].ldn[j].name != NULL)
88 printf(" (%s)", reg_table[i].ldn[j].name);
89 regwrite(port, 0x07, reg_table[i].ldn[j].ldn);
91 printf("Register dump:");
94 idx = reg_table[i].ldn[j].idx;
97 for (k = 0; idx[k] != EOT; k++) {
100 printf(" %02x", idx[k]);
104 for (k = 0; idx[k] != EOT; k++) {
107 printf(" %02x", regval(port, idx[k]));
111 idx = reg_table[i].ldn[j].def;
112 for (k = 0; idx[k] != EOT; k++) {
117 else if (idx[k] == RSVD)
119 else if (idx[k] == MISC)
122 printf(" %02x", idx[k]);
127 void dump_superio(const char *vendor,
128 const struct superio_registers reg_table[],
129 uint16_t port, uint16_t id)
131 int i, j, no_dump_available = 1;
136 for (i = 0; /* Nothing */; i++) {
137 if (reg_table[i].superio_id == EOT)
140 if ((uint16_t)reg_table[i].superio_id != id)
143 for (j = 0; /* Nothing */; j++) {
144 if (reg_table[i].ldn[j].ldn == EOT)
146 no_dump_available = 0;
147 dump_regs(reg_table, i, j, port);
150 if (no_dump_available)
151 printf("No dump available for this Super I/O\n");
155 void probing_for(const char *vendor, const char *info, uint16_t port)
160 /* Yes, there's no space between '%s' and 'at'! */
161 printf("Probing for %s Super I/O %sat 0x%x...\n", vendor, info, port);
164 /** Print a list of all supported chips from the given vendor. */
165 void print_vendor_chips(const char *vendor,
166 const struct superio_registers reg_table[])
170 for (i = 0; reg_table[i].superio_id != EOT; i++) {
171 printf("%s %s", vendor, reg_table[i].name);
173 /* Unless the ldn is empty, assume this chip has a dump. */
174 if (reg_table[i].ldn[0].ldn != EOT)
175 printf(" (dump available)");
180 /* If we printed any chips for this vendor, put in a blank line. */
185 /** Print a list of all chips supported by superiotool. */
186 void print_list_of_supported_chips(void)
190 printf("Supported Super I/O chips:\n\n");
192 for (i = 0; i < ARRAY_SIZE(vendor_print_functions); i++)
193 vendor_print_functions[i].print_list();
195 printf("See <http://coreboot.org/Superiotool#Supported_devices> "
196 "for more information.\n");
199 static void print_version(void)
201 printf("superiotool r%s\n", SUPERIOTOOL_VERSION);
204 int main(int argc, char *argv[])
206 int i, j, opt, option_index;
208 static const struct option long_options[] = {
209 {"dump", no_argument, NULL, 'd'},
210 {"extra-dump", no_argument, NULL, 'e'},
211 {"list-supported", no_argument, NULL, 'l'},
212 {"verbose", no_argument, NULL, 'V'},
213 {"version", no_argument, NULL, 'v'},
214 {"help", no_argument, NULL, 'h'},
218 while ((opt = getopt_long(argc, argv, "delVvh",
219 long_options, &option_index)) != EOF) {
228 print_list_of_supported_chips();
243 /* Unknown option. */
251 printf("Superiotool must be run as root.\n");
257 for (i = 0; i < ARRAY_SIZE(superio_ports_table); i++) {
258 for (j = 0; superio_ports_table[i].ports[j] != EOT; j++)
259 superio_ports_table[i].probe_idregs(
260 superio_ports_table[i].ports[j]);
264 printf("No Super I/O found\n");