util/superiotool/fintek.c

   1 /*
   2  * This file is part of the LinuxBIOS project.
   3  *
   4  * Copyright (C) 2006 coresystems GmbH <info@coresystems.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 #define VENDOR_ID_BYTE1_REG     0x23
  26 #define VENDOR_ID_BYTE2_REG     0x24
  27
  28 #define FINTEK_VENDOR_ID        0x3419
  29
  30 const static struct superio_registers reg_table[] = {
  31         {0x0604, "F71805", {
  32                 /* We assume reserved bits are read as 0. */
  33                 {NOLDN, NULL,
  34                         {0x07,0x20,0x21,0x23,0x24,0x25,0x26,0x27,0x28,
  35                          0x29,EOT},
  36                         {NANA,0x04,0x06,0x19,0x34,0x00,0x00,0x3f,0x08,
  37                          0x00,EOT}},
  38                 {0x0, "Floppy",
  39                         {0x30,0x60,0x61,0x70,0x74,0xf0,0xf2,0xf4,EOT},
  40                         {0x01,0x03,0xf0,0x06,0x02,0x0e,0x03,0x00,EOT}},
  41                 {0x1, "COM1",
  42                         {0x30,0x60,0x61,0x70,0xf0,EOT},
  43                         {0x01,0x03,0xf8,0x04,0x00,EOT}},
  44                 {0x2, "COM2",
  45                         {0x30,0x60,0x61,0x70,0xf0,0xf1,EOT},
  46                         {0x01,0x02,0xf8,0x03,0x00,0x04,EOT}},
  47                 {0x3, "Parallel port",
  48                         {0x30,0x60,0x61,0x70,0x74,0xf0,EOT},
  49                         {0x01,0x03,0x78,0x07,0x03,0x42,EOT}},
  50                 {0x4, "Hardware monitor",
  51                         {0x30,0x60,0x61,0x70,EOT},
  52                         {0x00,0x02,0x95,0x00,EOT}},
  53                 {0x6, "GPIO",
  54                         {0x70,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,
  55                          0xe9,0xf0,0xf1,0xf3,0xf4,EOT},
  56                         {0x00,0x00,0x00,NANA,0x00,0x00,0x00,0x00,0x00,0x00,
  57                          0x00,0x00,NANA,0x00,NANA,EOT}},
  58                 {0xa, "PME",
  59                         {0x30,0xf0,0xf1,EOT},
  60                         {0x00,0x00,0x00,EOT}},
  61                 {EOT}}},
  62         {0x4103, "F71872", {
  63                 {EOT}}},
  64         {EOT}
  65 };
  66
  67 static void dump_readable_fintek(uint16_t port, uint16_t did)
  68 {
  69         if (!dump_readable)
  70                 return;
  71
  72         printf("Human-readable register dump:\n");
  73
  74         printf("Flash write is %s.\n",
  75                regval(port, 0x28) & 0x80 ? "enabled" : "disabled");
  76         printf("Flash control is 0x%04x.\n", regval(port, 0x28));
  77         printf("27=%02x\n", regval(port, 0x27));
  78         printf("29=%02x\n", regval(port, 0x29));
  79         printf("2a=%02x\n", regval(port, 0x2a));
  80         printf("2b=%02x\n", regval(port, 0x2b));
  81
  82         /* Select UART 1. */
  83         regwrite(port, 0x07, 0x01);
  84         printf("UART1 is %s\n",
  85                regval(port, 0x30) & 1 ? "enabled" : "disabled");
  86         printf("UART1 base=%02x%02x, irq=%02x, mode=%s\n", regval(port, 0x60),
  87                regval(port, 0x61), regval(port, 0x70) & 0x0f,
  88                regval(port, 0xf0) & 0x10 ? "RS485" : "RS232");
  89
  90         /* Select UART 2. */
  91         regwrite(port, 0x07, 0x02);
  92         printf("UART2 is %s\n",
  93                regval(port, 0x30) & 1 ? "enabled" : "disabled");
  94         printf("UART2 base=%02x%02x, irq=%02x, mode=%s\n", regval(port, 0x60),
  95                regval(port, 0x61), regval(port, 0x70) & 0x0f,
  96                regval(port, 0xf0) & 0x10 ? "RS485" : "RS232");
  97
  98         /* Select parallel port. */
  99         regwrite(port, 0x07, 0x03);
 100         printf("PARPORT is %s\n",
 101                regval(port, 0x30) & 1 ? "enabled" : "disabled");
 102         printf("PARPORT base=%02x%02x, irq=%02x\n", regval(port, 0x60),
 103                regval(port, 0x61), regval(port, 0x70) & 0x0f);
 104
 105         /* Select HW monitor. */
 106         regwrite(port, 0x07, 0x04);
 107         printf("HW monitor is %s\n",
 108                regval(port, 0x30) & 1 ? "enabled" : "disabled");
 109         printf("HW monitor base=%02x%02x, irq=%02x\n", regval(port, 0x60),
 110                regval(port, 0x61), regval(port, 0x70) & 0x0f);
 111
 112         /* Select GPIO. */
 113         regwrite(port, 0x07, 0x05);
 114         printf("GPIO is %s\n", regval(port, 0x30) & 1 ? "enabled" : "disabled");
 115         printf
 116             ("GPIO 70=%02x, e0=%02x, e1=%02x, e2=%02x, e3=%02x, e4=%02x, e5=%02x\n",
 117              regval(port, 0x70), regval(port, 0xe0), regval(port, 0xe1),
 118              regval(port, 0xe2), regval(port, 0xe3), regval(port, 0xe4),
 119              regval(port, 0xe5));
 120         printf
 121             ("GPIO e6=%02x, e7=%02x, e8=%02x, e9=%02x, f0=%02x, f1=%02x, f3=%02x, f4=%02x\n",
 122              regval(port, 0xe6), regval(port, 0xe7), regval(port, 0xe8),
 123              regval(port, 0xe9), regval(port, 0xf0), regval(port, 0xf1),
 124              regval(port, 0xf3), regval(port, 0xf4));
 125         printf("GPIO f5=%02x, f6=%02x, f7=%02x, f8=%02x\n", regval(port, 0xf5),
 126                regval(port, 0xf6), regval(port, 0xf7), regval(port, 0xf8));
 127 }
 128
 129 void probe_idregs_fintek(uint16_t port)
 130 {
 131         uint16_t vid, did;
 132
 133         enter_conf_mode_winbond_fintek_ite_8787(port);
 134
 135         did = regval(port, DEVICE_ID_BYTE1_REG);
 136         did |= (regval(port, DEVICE_ID_BYTE2_REG) << 8);
 137
 138         vid = regval(port, VENDOR_ID_BYTE1_REG);
 139         vid |= (regval(port, VENDOR_ID_BYTE2_REG) << 8);
 140
 141         if (vid != FINTEK_VENDOR_ID || superio_unknown(reg_table, did)) {
 142                 no_superio_found(port);
 143                 exit_conf_mode_winbond_fintek_ite_8787(port);
 144                 return;
 145         }
 146
 147         printf("Found Fintek %s (vid=0x%04x, id=0x%04x) at port=0x%x\n",
 148                get_superio_name(reg_table, did), vid, did, port);
 149
 150         dump_superio("Fintek", reg_table, port, did);
 151         dump_readable_fintek(port, did);
 152
 153         exit_conf_mode_winbond_fintek_ite_8787(port);
 154 }
 155