Gitiles
Code Review Sign In
review.coreboot.org / coreboot / 0120e1a3d8ebb450aed5016b4653ce4a7524295e / . / util / superiotool / ite.c
blob: ca956be95d29e1b177c8856ed922d8dfd9514d46 [file] [log] [blame]
Uwe Hermann0120e1a2007-09-16 18:11:03 +0000[diff] [blame^]1/*
2 * This file is part of the LinuxBIOS project.
3 *
4 * Copyright (C) 2007 Carl-Daniel Hailfinger
5 * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "superiotool.h"
23
24#define EOT -1 /* End Of Table */
25#define NOLDN -2 /* NO LDN needed */
26#define NANA -3 /* Not Available */
27#define MAXNAMELEN 20 /* Maximum Name Length */
28#define MAXLDN 0xa /* Biggest LDN */
29#define LDNSIZE (MAXLDN + 3) /* Biggest LDN + 0 + NOLDN + EOT */
30#define MAXNUMIDX 70 /* Maximum number of indexes */
31#define IDXSIZE (MAXNUMIDX + 1)
32
33const static struct ite_registers {
34 /* Yes, superio_id should be unsigned, but EOT has to be negative. */
35 signed short superio_id;
36 const char name[MAXNAMELEN];
37 struct ite_ldnidx {
38 signed short ldn;
39 signed short idx[IDXSIZE];
40 signed short def[IDXSIZE];
41 } ldn[LDNSIZE];
42} ite_reg_table[] = {
43 {0x8702, "IT8702", {
44 {EOT}}},
45 {0x8705, "IT8705 or IT8700", {
46 {EOT}}},
47 {0x8708, "IT8708", {
48 {NOLDN,
49 {0x07,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,
50 0x29,0x2a,0x2e,0x2f,EOT},
51 {NANA,0x87,0x08,0x00,0x00,NANA,0x3f,0x00,0xff,0xff,
52 0xff,0xff,0x00,0x00,EOT}},
53 {0x0,
54 {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
55 {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
56 {0x1,
57 {0x30,0x60,0x61,0x70,0xf0,EOT},
58 {0x00,0x03,0xf8,0x04,0x00,EOT}},
59 {0x2,
60 {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
61 {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
62 {0x3,
63 {0x30,0x60,0x61,0x62,0x63,0x64,0x65,0x70,0x74,
64 0xf0,EOT},
65 {0x00,0x03,0x78,0x07,0x78,0x00,0x80,0x07,0x03,
66 0x03,EOT}},
67 {0x4,
68 {0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,
69 0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,EOT},
70 {NANA,NANA,0x00,0x00,0x00,0x00,0x00,0x00,
71 0x00,0x00,0x00,0x00,0x00,NANA,NANA,EOT}},
72 {0x5, /* Note: 0x30 can actually be 0x00 _or_ 0x01. */
73 {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
74 {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}},
75 {0x6,
76 {0x30,0x70,0x71,0xf0,EOT},
77 {0x00,0x0c,0x02,0x00,EOT}},
78 {0x7,
79 {0x70,0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,
80 0xbb,0xbc,0xbd,0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc8,
81 0xc9,0xca,0xcb,0xcc,0xcd,0xd0,0xd1,0xd2,0xd3,0xd4,
82 0xd5,0xd6,0xd7,0xd8,0xd9,0xda,0xdb,0xdc,0xf0,0xf1,
83 0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,
84 0xfc,EOT},
85 {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
86 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
87 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
88 0x00,0x00,NANA,NANA,NANA,NANA,NANA,NANA,0x00,0x00,
89 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,
90 0x00,EOT}},
91 {0x8,
92 {0x30,0x60,0x61,EOT},
93 {0x00,0x02,0x01,EOT}},
94 {0x9,
95 {0x30,0x60,0x61,0x70,0xf0,EOT},
96 {0x00,0x03,0x10,0x0b,0x00,EOT}},
97 {0xa,
98 {0x30,0x60,0x61,0x70,0xf0,EOT},
99 {0x00,0x03,0x00,0x0a,0x00,EOT}},
100 {EOT}}},
101 {0x8710, "IT8710", {
102 {EOT}}},
103 {0x8712, "IT8712", {
104 {NOLDN,
105 {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT},
106 {NANA,0x87,0x12,0x08,0x00,0x00,0x00,EOT}},
107 {0x0,
108 {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
109 {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
110 {0x1,
111 {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
112 {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}},
113 {0x2,
114 {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
115 {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
116 {0x3,
117 {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT},
118 {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}},
119 {0x4,
120 {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
121 0xf4,0xf5,0xf6,EOT},
122 {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00,
123 0x00,NANA,NANA,EOT}},
124 {0x5,
125 {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
126 {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x08,EOT}},
127 {0x6,
128 {0x30,0x70,0x71,0xf0,EOT},
129 {0x00,0x0c,0x02,0x00,EOT}},
130 {0x7,
131 {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62,
132 0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1,
133 0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,
134 0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc,
135 0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4,
136 0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT},
137 {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
138 0x00,0x00,0x00,0x00,0x00,0x30,0x38,0x00,0x00,0x00,
139 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
140 0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00,
141 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
142 0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}},
143 {0x8,
144 {0x30,0x60,0x61,0x70,0xf0,EOT},
145 {0x00,0x03,0x00,0x0a,0x00,EOT}},
146 {0x9,
147 {0x30,0x60,0x61,EOT},
148 {0x00,0x02,0x01,EOT}},
149 {0xa,
150 {0x30,0x60,0x61,0x70,0xf0,EOT},
151 {0x00,0x03,0x10,0x0b,0x00,EOT}},
152 {EOT}}},
153 {0x8716, "IT8716", {
154 {NOLDN,
155 {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT},
156 {NANA,0x87,0x16,0x01,0x00,0x00,0x00,EOT}},
157 {0x0,
158 {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
159 {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
160 {0x1,
161 {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
162 {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}},
163 {0x2,
164 {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
165 {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
166 {0x3,
167 {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT},
168 {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}},
169 {0x4,
170 {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
171 0xf4,0xf5,0xf6,EOT},
172 {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00,
173 0x00,NANA,NANA,EOT}},
174 {0x5,
175 {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
176 {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}},
177 {0x6,
178 {0x30,0x70,0x71,0xf0,EOT},
179 {0x00,0x0c,0x02,0x00,EOT}},
180 {0x7,
181 {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62,
182 0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1,
183 0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,
184 0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc,
185 0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4,
186 0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT},
187 {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
188 0x00,0x00,0x00,0x00,0x00,0x20,0x38,0x00,0x00,0x00,
189 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
190 0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00,
191 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
192 0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}},
193 {0x8,
194 {0x30,0x60,0x61,0x70,0xf0,EOT},
195 {0x00,0x03,0x00,0x0a,0x00,EOT}},
196 {0x9,
197 {0x30,0x60,0x61,EOT},
198 {0x00,0x02,0x01,EOT}},
199 {0xa,
200 {0x30,0x60,0x61,0x70,0xf0,EOT},
201 {0x00,0x03,0x10,0x0b,0x00,EOT}},
202 {EOT}}},
203 {0x8718, "IT8718", {
204 {EOT}}},
205 {EOT}
206};
207
208void dump_ite(unsigned short port, unsigned short id)
209{
210 int i, j, k;
211 signed short *idx;
212
213 printf("ITE ");
214
215 /* TODO: Get datasheets for IT8711 and IT8712. */
216 switch (id) {
217 case 0x8702:
218 case 0x8705: /* IT8700F or IT8705F */
219 case 0x8708:
220 case 0x8710:
221 case 0x8712:
222 case 0x8716:
223 /* Note: IT8726F has ID 0x8726 (datasheet wrongly says 0x8716). */
224 case 0x8718:
225 for (i = 0;; i++) {
226 if (ite_reg_table[i].superio_id == EOT)
227 break;
228 if ((unsigned short)ite_reg_table[i].superio_id != id)
229 continue;
230 printf("%s\n", ite_reg_table[i].name);
231 for (j = 0;; j++) {
232 if (ite_reg_table[i].ldn[j].ldn == EOT)
233 break;
234 if (ite_reg_table[i].ldn[j].ldn != NOLDN) {
235 printf("Switching to LDN 0x%01x\n",
236 ite_reg_table[i].ldn[j].ldn);
237 regwrite(port, 0x07,
238 ite_reg_table[i].ldn[j].ldn);
239 }
240 idx = ite_reg_table[i].ldn[j].idx;
241 printf("idx ");
242 for (k = 0;; k++) {
243 if (idx[k] == EOT)
244 break;
245 printf("%02x ", idx[k]);
246 }
247 printf("\nval ");
248 for (k = 0;; k++) {
249 if (idx[k] == EOT)
250 break;
251 printf("%02x ", regval(port, idx[k]));
252 }
253 printf("\ndef ");
254 idx = ite_reg_table[i].ldn[j].def;
255 for (k = 0;; k++) {
256 if (idx[k] == EOT)
257 break;
258 if (idx[k] == NANA)
259 printf("NA ");
260 else
261 printf("%02x ", idx[k]);
262 }
263 printf("\n");
264 }
265 }
266 break;
267 default:
268 printf("Unknown ITE chip, id=%04x\n", id);
269 for (i = 0x20; i <= 0x24; i++)
270 printf("index %02x=%02x\n", i, regval(port, i));
271 break;
272 }
273}
274
275void probe_idregs_ite(unsigned short port)
276{
277 unsigned int id, chipver;
278
279 /* Enable configuration sequence (ITE uses this for newer IT87[012]x)
280 * IT871[01] uses 0x87, 0x87 -> fintek detection should handle it
281 * IT8708 uses 0x87, 0x87 -> fintek detection should handle it
282 * IT8761 uses 0x87, 0x61, 0x55, 0x55/0xaa
283 * IT86xx series uses different ports
284 * IT8661 uses 0x86, 0x61, 0x55/0xaa, 0x55/0xaa and 32 more writes
285 * IT8673 uses 0x86, 0x80, 0x55/0xaa, 0x55/0xaa and 32 more writes
286 */
287 outb(0x87, port);
288 outb(0x01, port);
289 outb(0x55, port);
290 if (port == 0x2e)
291 outb(0x55, port);
292 else
293 outb(0xAA, port);
294
295 /* Read Chip ID Byte 1. */
296 id = regval(port, 0x20);
297 if (id != 0x87) {
298 if (inb(port) == 0xff)
299 printf("No Super I/O chip found at 0x%04x\n", port);
300 else
301 printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n", port, inb(port), inb(port + 1));
302 return;
303 }
304
305 id <<= 8;
306
307 /* Read Chip ID Byte 2. */
308 id |= regval(port, 0x21);
309
310 /* Read chip version, only bits 3..0 for all IT87xx. */
311 chipver = regval(port, 0x22) & 0x0f;
312
313 printf("Super I/O found at 0x%02x: id=0x%04x, chipver=0x%01x\n",
314 port, id, chipver);
315
316 switch (id) {
317 case 0x8702:
318 case 0x8705:
319 case 0x8708:
320 case 0x8712:
321 case 0x8716:
322 case 0x8718:
323 case 0x8726:
324 dump_ite(port, id);
325 break;
326 default:
327 printf("No dump for ID 0x%04x\n", id);
328 break;
329 }
330 regwrite(port, 0x02, 0x02); /* Exit MB PnP mode. */
331}
332