util/superiotool/ali.c

   1 /*
   2  * This file is part of the superiotool project.
   3  *
   4  * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #include "superiotool.h"
  22
  23 #define DEVICE_ID_BYTE1_REG     0x20
  24 #define DEVICE_ID_BYTE2_REG     0x21
  25
  26 #define DEVICE_REV_REG          0x1f
  27
  28 static const struct superio_registers reg_table[] = {
  29         /* TODO: M5113 doesn't seem to have ID registers? */
  30         {0x5315, "M1535/M1535D/M1535+/M1535D+", {
  31                 {NOLDN, NULL,
  32                         {0x1f,0x20,0x21,0x22,0x23,0x2c,0x2d,0x2e,EOT},
  33                         {NANA,0x53,0x15,0x00,0x00,RSVD,RSVD,RSVD,EOT}},
  34                 {0x0, "Floppy",
  35                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,0xf2,0xf4,EOT},
  36                         {0x00,0x03,0xf0,0x06,0x02,0x08,0x00,0xff,0x00,EOT}},
  37                 {0x3, "Parallel port",
  38                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,EOT},
  39                         {0x00,0x03,0x78,0x05,0x04,0x8c,0xc5,EOT}},
  40                 {0x4, "COM1",
  41                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT},
  42                         {0x00,0x03,0xf8,0x04,0x00,0x00,0x0c,EOT}},
  43                 {0x5, "COM2",
  44                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,0xf2,EOT},
  45                         {0x00,0x03,0xe8,0x09,0x04,0x80,0x00,0x0c,EOT}},
  46                 {0x7, "Keyboard",
  47                         {0x30,0x70,0x72,0xf0,EOT},
  48                         {NANA,0x01,0x00,0x00,EOT}},
  49                 {0x8, "COM3",
  50                         {0x30,0x60,0x61,0x70,0xf0,0xf1,0xf2,EOT},
  51                         {0x00,0x02,0xf8,0x03,0x00,0x00,0x0c,EOT}},
  52                 {0xc, "Hotkey",
  53                         {0x30,0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,EOT},
  54                         {0x00,0x35,0x14,0x11,0x71,RSVD,0x05,EOT}},
  55                 {EOT}}},
  56         {0x2351, "M512x", {
  57                 {EOT}}},
  58         {EOT}
  59 };
  60
  61 static void enter_conf_mode_ali(uint16_t port)
  62 {
  63         OUTB(0x51, port);
  64         OUTB(0x23, port);
  65 }
  66
  67 static void exit_conf_mode_ali(uint16_t port)
  68 {
  69         OUTB(0xbb, port);
  70 }
  71
  72 void probe_idregs_ali(uint16_t port)
  73 {
  74         uint16_t id;
  75         uint8_t rev;
  76
  77         probing_for("ALi", "", port);
  78
  79         enter_conf_mode_ali(port);
  80
  81         id = regval(port, DEVICE_ID_BYTE1_REG) << 8;
  82         id |= regval(port, DEVICE_ID_BYTE2_REG);
  83
  84         /* TODO: Not documented/available on M512x (?) */
  85         rev = regval(port, DEVICE_REV_REG);
  86
  87         if (superio_unknown(reg_table, id)) {
  88                 if (verbose)
  89                         printf(NOTFOUND "id=0x%04x, rev=0x%02x\n", id, rev);
  90                 exit_conf_mode_ali(port);
  91                 return;
  92         }
  93
  94         printf("Found ALi %s (id=0x%04x, rev=0x%02x) at 0x%x\n",
  95                get_superio_name(reg_table, id), id, rev, port);
  96         chip_found = 1;
  97
  98         dump_superio("ALi", reg_table, port, id, LDN_SEL);
  99
 100         exit_conf_mode_ali(port);
 101 }
 102
 103 void print_ali_chips(void)
 104 {
 105         print_vendor_chips("ALi", reg_table);
 106 }