util/superiotool/ite.c

   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 const static struct superio_registers reg_table[] = {
  25         {0x8702, "IT8702", {
  26                 {EOT}}},
  27         {0x8705, "IT8705 or IT8700", {
  28                 {EOT}}},
  29         {0x8708, "IT8708", {
  30                 {NOLDN, NULL,
  31                         {0x07,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,
  32                          0x29,0x2a,0x2e,0x2f,EOT},
  33                         {NANA,0x87,0x08,0x00,0x00,NANA,0x3f,0x00,0xff,0xff,
  34                          0xff,0xff,0x00,0x00,EOT}},
  35                 {0x0, NULL,
  36                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
  37                         {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
  38                 {0x1, NULL,
  39                         {0x30,0x60,0x61,0x70,0xf0,EOT},
  40                         {0x00,0x03,0xf8,0x04,0x00,EOT}},
  41                 {0x2, NULL,
  42                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
  43                         {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
  44                 {0x3, NULL,
  45                         {0x30,0x60,0x61,0x62,0x63,0x64,0x65,0x70,0x74,
  46                          0xf0,EOT},
  47                         {0x00,0x03,0x78,0x07,0x78,0x00,0x80,0x07,0x03,
  48                          0x03,EOT}},
  49                 {0x4, NULL,
  50                         {0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,
  51                          0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,EOT},
  52                         {NANA,NANA,0x00,0x00,0x00,0x00,0x00,0x00,
  53                          0x00,0x00,0x00,0x00,0x00,NANA,NANA,EOT}},
  54                 {0x5, NULL,
  55                         /* Note: 0x30 can actually be 0x00 _or_ 0x01. */
  56                         {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
  57                         {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}},
  58                 {0x6, NULL,
  59                         {0x30,0x70,0x71,0xf0,EOT},
  60                         {0x00,0x0c,0x02,0x00,EOT}},
  61                 {0x7, NULL,
  62                         {0x70,0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,
  63                          0xbb,0xbc,0xbd,0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc8,
  64                          0xc9,0xca,0xcb,0xcc,0xcd,0xd0,0xd1,0xd2,0xd3,0xd4,
  65                          0xd5,0xd6,0xd7,0xd8,0xd9,0xda,0xdb,0xdc,0xf0,0xf1,
  66                          0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,
  67                          0xfc,EOT},
  68                         {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  69                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  70                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  71                          0x00,0x00,NANA,NANA,NANA,NANA,NANA,NANA,0x00,0x00,
  72                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,
  73                          0x00,EOT}},
  74                 {0x8, NULL,
  75                         {0x30,0x60,0x61,EOT},
  76                         {0x00,0x02,0x01,EOT}},
  77                 {0x9, NULL,
  78                         {0x30,0x60,0x61,0x70,0xf0,EOT},
  79                         {0x00,0x03,0x10,0x0b,0x00,EOT}},
  80                 {0xa, NULL,
  81                         {0x30,0x60,0x61,0x70,0xf0,EOT},
  82                         {0x00,0x03,0x00,0x0a,0x00,EOT}},
  83                 {EOT}}},
  84         {0x8710, "IT8710", {
  85                 {EOT}}},
  86         {0x8712, "IT8712", {
  87                 {NOLDN, NULL,
  88                         {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT},
  89                         {NANA,0x87,0x12,0x08,0x00,0x00,0x00,EOT}},
  90                 {0x0, NULL,
  91                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
  92                         {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
  93                 {0x1, NULL,
  94                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
  95                         {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}},
  96                 {0x2, NULL,
  97                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
  98                         {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
  99                 {0x3, NULL,
 100                         {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT},
 101                         {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}},
 102                 {0x4, NULL,
 103                         {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
 104                          0xf4,0xf5,0xf6,EOT},
 105                         {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00,
 106                          0x00,NANA,NANA,EOT}},
 107                 {0x5, NULL,
 108                         {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
 109                         {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x08,EOT}},
 110                 {0x6, NULL,
 111                         {0x30,0x70,0x71,0xf0,EOT},
 112                         {0x00,0x0c,0x02,0x00,EOT}},
 113                 {0x7, NULL,
 114                         {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62,
 115                          0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1,
 116                          0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,
 117                          0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc,
 118                          0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4,
 119                          0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT},
 120                         {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
 121                          0x00,0x00,0x00,0x00,0x00,0x30,0x38,0x00,0x00,0x00,
 122                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 123                          0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00,
 124                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 125                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}},
 126                 {0x8, NULL,
 127                         {0x30,0x60,0x61,0x70,0xf0,EOT},
 128                         {0x00,0x03,0x00,0x0a,0x00,EOT}},
 129                 {0x9, NULL,
 130                         {0x30,0x60,0x61,EOT},
 131                         {0x00,0x02,0x01,EOT}},
 132                 {0xa, NULL,
 133                         {0x30,0x60,0x61,0x70,0xf0,EOT},
 134                         {0x00,0x03,0x10,0x0b,0x00,EOT}},
 135                 {EOT}}},
 136         {0x8716, "IT8716", {
 137                 {NOLDN, NULL,
 138                         {0x07,0x20,0x21,0x22,0x23,0x24,0x2b,EOT},
 139                         {NANA,0x87,0x16,0x01,0x00,0x00,0x00,EOT}},
 140                 {0x0, NULL,
 141                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
 142                         {0x00,0x03,0xf0,0x06,0x02,0x00,0x00,EOT}},
 143                 {0x1, NULL,
 144                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
 145                         {0x00,0x03,0xf8,0x04,0x00,0x50,0x00,0x7f,EOT}},
 146                 {0x2, NULL,
 147                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,0xf3,EOT},
 148                         {0x00,0x02,0xf8,0x03,0x00,0x50,0x00,0x7f,EOT}},
 149                 {0x3, NULL,
 150                         {0x30,0x60,0x61,0x62,0x63,0x70,0x74,0xf0,EOT},
 151                         {0x00,0x03,0x78,0x07,0x78,0x07,0x03,0x03,EOT}},
 152                 {0x4, NULL,
 153                         {0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
 154                          0xf4,0xf5,0xf6,EOT},
 155                         {0x00,0x02,0x90,0x02,0x30,0x09,0x00,0x00,0x00,0x00,
 156                          0x00,NANA,NANA,EOT}},
 157                 {0x5, NULL,
 158                         {0x30,0x60,0x61,0x62,0x63,0x70,0x71,0xf0,EOT},
 159                         {0x01,0x00,0x60,0x00,0x64,0x01,0x02,0x00,EOT}},
 160                 {0x6, NULL,
 161                         {0x30,0x70,0x71,0xf0,EOT},
 162                         {0x00,0x0c,0x02,0x00,EOT}},
 163                 {0x7, NULL,
 164                         {0x25,0x26,0x27,0x28,0x29,0x2a,0x2c,0x60,0x61,0x62,
 165                          0x63,0x64,0x65,0x70,0x71,0x72,0x73,0x74,0xb0,0xb1,
 166                          0xb2,0xb3,0xb4,0xb5,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,
 167                          0xc0,0xc1,0xc2,0xc3,0xc4,0xc8,0xc9,0xca,0xcb,0xcc,
 168                          0xe0,0xe1,0xe2,0xe3,0xe4,0xf0,0xf1,0xf2,0xf3,0xf4,
 169                          0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,EOT},
 170                         {0x01,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,
 171                          0x00,0x00,0x00,0x00,0x00,0x20,0x38,0x00,0x00,0x00,
 172                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 173                          0x01,0x00,0x00,0x40,0x00,0x01,0x00,0x00,0x40,0x00,
 174                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 175                          0x00,0x00,0x00,0x00,0x00,0x00,0x00,NANA,0x00,EOT}},
 176                 {0x8, NULL,
 177                         {0x30,0x60,0x61,0x70,0xf0,EOT},
 178                         {0x00,0x03,0x00,0x0a,0x00,EOT}},
 179                 {0x9, NULL,
 180                         {0x30,0x60,0x61,EOT},
 181                         {0x00,0x02,0x01,EOT}},
 182                 {0xa, NULL,
 183                         {0x30,0x60,0x61,0x70,0xf0,EOT},
 184                         {0x00,0x03,0x10,0x0b,0x00,EOT}},
 185                 {EOT}}},
 186         {0x8718, "IT8718", {
 187                 {EOT}}},
 188         {EOT}
 189 };
 190
 191 void dump_ite(uint16_t port, uint16_t id)
 192 {
 193         int i;
 194
 195         /* TODO: Get datasheets for IT8711 and IT8712. */
 196         switch (id) {
 197         case 0x8702:
 198         case 0x8705: /* IT8700F or IT8705F */
 199         case 0x8708:
 200         case 0x8710:
 201         case 0x8712:
 202         case 0x8716:
 203         /* Note: IT8726F has ID 0x8726 (datasheet wrongly says 0x8716). */
 204         case 0x8718:
 205                 dump_superio("ITE", reg_table, port, id);
 206                 break;
 207         default:
 208                 printf("Unknown ITE chip, id=%04x\n", id);
 209                 for (i = 0x20; i <= 0x24; i++)
 210                         printf("index %02x=%02x\n", i, regval(port, i));
 211                 break;
 212         }
 213 }
 214
 215 static void enter_conf_mode_ite(uint16_t port)
 216 {
 217         /* Enable configuration sequence (ITE uses this for newer IT87[012]x)
 218          * IT871[01] uses 0x87, 0x87 -> fintek detection should handle it
 219          * IT8708 uses 0x87, 0x87 -> fintek detection should handle it
 220          * IT8761 uses 0x87, 0x61, 0x55, 0x55/0xaa
 221          * IT86xx series uses different ports
 222          * IT8661 uses 0x86, 0x61, 0x55/0xaa, 0x55/0xaa and 32 more writes
 223          * IT8673 uses 0x86, 0x80, 0x55/0xaa, 0x55/0xaa and 32 more writes
 224          */
 225         outb(0x87, port);
 226         outb(0x01, port);
 227         outb(0x55, port);
 228         if (port == 0x2e)
 229                 outb(0x55, port);
 230         else
 231                 outb(0xAA, port);
 232 }
 233
 234 static void exit_conf_mode_ite(uint16_t port)
 235 {
 236         regwrite(port, 0x02, 0x02);
 237 }
 238
 239 void probe_idregs_ite(uint16_t port)
 240 {
 241         uint16_t id, chipver;
 242
 243         enter_conf_mode_ite(port);
 244
 245         /* Read Chip ID Byte 1. */
 246         id = regval(port, 0x20);
 247         if (id != 0x87) {
 248                 no_superio_found(port);
 249                 return;
 250         }
 251
 252         id <<= 8;
 253
 254         /* Read Chip ID Byte 2. */
 255         id |= regval(port, 0x21);
 256
 257         /* Read chip version, only bits 3..0 for all IT87xx. */
 258         chipver = regval(port, 0x22) & 0x0f;
 259
 260         printf("Super I/O found at 0x%02x: id=0x%04x, chipver=0x%01x\n",
 261                port, id, chipver);
 262
 263         dump_ite(port, id);
 264
 265         exit_conf_mode_ite(port);
 266 }
 267