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/*
* This file is part of the LinuxBIOS project.
*
* Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "superiotool.h"
#define DEVICE_ID_REG_OLD 0x09
#define DEVICE_ID_REG 0x20
#define DEVICE_REV_REG 0x21
/**
* The ID entries must be in 0xYYZ format, where YY is the device ID,
* and Z is bits 7..4 of the device revision register. We do not match
* bits 3..0 of the device revision here (at least for newer Super I/Os).
*
* But some of the older versions use both bytes (0x20 and 0x21), where
* register 0x21 holds the ID and the full 8 bits of 0x21 hold the revision.
*
* Some other Super I/Os only use bits 3..0 of 0x09 as ID.
*/
const static struct superio_registers reg_table[] = {
{0x527, "W83977CTF", {
{EOT}}},
{0x52f, "W83977EF/EG", {
{EOT}}},
{0x595, "W83627SF", {
{EOT}}},
{0x601, "W83697HF/F/HG", { /* No G version? */
{NOLDN, NULL,
{0x07,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x28,0x29,
0x2a,EOT},
{NANA,0x60,NANA,0xff,0x00,0x00,0x00,0x00,0x00,0x00,
MISC,EOT}},
/* Some register defaults depend on the value of PNPCSV. */
{0x0, "Floppy",
{0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,0xf2,0xf4,
0xf5,EOT},
{0x01,0x03,0xf0,0x06,0x02,0x0e,0x00,0xff,0x00,
0x00,EOT}},
{0x1, "Parallel port",
{0x30,0x60,0x61,0x70,0x74,0xf0,EOT},
{0x01,0x03,0x78,0x07,0x04,0x3f,EOT}},
{0x2, "COM1",
{0x30,0x60,0x61,0x70,0xf0,EOT},
{0x01,0x03,0xf8,0x04,0x00,EOT}},
{0x3, "COM2",
{0x30,0x60,0x61,0x70,0xf0,0xf1,EOT},
{0x01,0x02,0xf8,0x03,0x00,0x00,EOT}},
{0x6, "Consumer IR",
{0x30,0x60,0x61,0x70,EOT},
{0x00,0x00,0x00,0x00,EOT}},
{0x7, "Game port, GPIO 1",
{0x30,0x60,0x61,0x62,0x63,0xf0,0xf1,0xf2,EOT},
{0x00,0x02,0x01,0x00,0x00,0xff,0x00,0x00,EOT}},
{0x8, "MIDI port, GPIO 5",
{0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
0xf4,0xf5,EOT},
{0x00,0x03,0x30,0x00,0x00,0x09,0xff,0x00,0x00,0x00,
0x00,0x00,EOT}},
{0x9, "GPIO 2, GPIO 3, GPIO 4",
{0x30,0x60,0x61,0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,
0xf7,0xf8,0xf5,EOT},
{0x00,0x00,0x00,0xff,0x00,0x00,0xff,0x00,0x00,0xff,
0x00,0x00,0x00,EOT}},
{0xa, "ACPI",
{0x30,0x70,0xe0,0xe1,0xe2,0xe5,0xe6,0xe7,
0xf0,0xf1,0xf3,0xf4,0xf6,0xf7,0xf9,EOT},
{0x00,0x00,0x00,0x00,NANA,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,EOT}},
{0xb, "Hardware monitor",
{0x30,0x60,0x61,0x70,EOT},
{0x00,0x00,0x00,0x00,EOT}},
{EOT}}},
{0x610, "W83L517D/D-F", {
{EOT}}},
{0x681, "W83697UF/UG", {
{EOT}}},
{0x708, "W83637HF", {
{EOT}}},
{0x828, "W83627THF/THG", { /* We assume rev is bits 3..0 of 0x21. */
{EOT}}},
{0x886, "W83627EHF/EF/EHG/EG", {
{NOLDN, NULL,
{0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,
0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,EOT},
{0x88,MISC,0xff,0x00,MISC,0x00,MISC,RSVD,0x50,
0x04,0x00,RSVD,0x00,0x21,0x00,0x00,EOT}},
{0x0, "Floppy",
{0x30,0x60,0x61,0x70,0x74,0xf0,0xf1,0xf2,0xf4,
0xf5,EOT},
{0x01,0x03,0xf0,0x06,0x02,0x8e,0x00,0xff,0x00,
0x00,EOT}},
{0x1, "Parallel port",
{0x30,0x60,0x61,0x70,0x74,0xf0,EOT},
{0x01,0x03,0x78,0x07,0x04,0x3f,EOT}},
{0x2, "COM1",
{0x30,0x60,0x61,0x70,0xf0,EOT},
{0x01,0x03,0xf8,0x04,0x00,EOT}},
{0x3, "COM2",
{0x30,0x60,0x61,0x70,0xf0,0xf1,EOT},
{0x01,0x02,0xf8,0x03,0x00,0x00,EOT}},
{0x5, "Keyboard",
{0x30,0x60,0x61,0x62,0x63,0x70,0x72,0xf0,EOT},
{0x01,0x00,0x60,0x00,0x64,0x01,0x0c,0x83,EOT}},
{0x6, "Serial flash interface",
{0x30,0x62,0x63,EOT},
{0x00,0x00,0x00,EOT}},
{0x7, "GPIO 1, GPIO 6, game port, MIDI port",
{0x30,0x60,0x61,0x62,0x63,0x70,0xf0,0xf1,0xf2,0xf3,
0xf4,0xf5,0xf6,0xf7,EOT},
{0x00,0x02,0x01,0x03,0x30,0x09,0xff,0x00,0x00,0x00,
0xff,0x00,0x00,0x00,EOT}},
{0x8, "WDTO#, PLED",
{0x30,0xf5,0xf6,0xf7,EOT},
{0x00,0x00,0x00,0x00,EOT}},
{0x9, "GPIO 2, GPIO 3, GPIO 4, GPIO 5, SUSLED",
{0x30,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xf0,0xf1,0xf2,
0xf3,0xf4,0xf5,0xf6,0xf7,EOT},
{0x00,0xff,0x00,0x00,0xff,0x00,0x00,0xff,0x00,0x00,
0x00,0xff,0x00,0x00,0x00,EOT}},
{0xa, "ACPI",
{0x30,0x70,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,
0xe8,0xf2,0xf3,0xf4,0xf6,0xf7,EOT},
{0x00,0x00,0x01,0x00,0xff,0x08,0x00,RSVD,0x00,0x00,
RSVD,0x7c,0x00,0x00,0x00,0x00,EOT}},
{0xb, "Hardware monitor",
{0x30,0x60,0x61,0x70,0xf0,0xf1,EOT},
{0x00,0x00,0x00,0x00,0xc1,0x00,EOT}},
{EOT}}},
{0xa23, "W83627UHG", {
{EOT}}},
{0x9771, "W83977F-A/G-A/AF-A/AG-A", {
{EOT}}},
{0x9773, "W83977TF", {
{EOT}}},
{0x9774, "W83977ATF", {
{EOT}}},
{0x52, "W83627HF/F/HG/G", {
{EOT}}},
{0xa, "W83877F", {
{EOT}}},
{0xc, "W83877TF", {
{EOT}}},
{0xd, "W83877ATF", {
{EOT}}},
{EOT}
};
static void enter_conf_mode_winbond_88(uint16_t port)
{
outb(0x88, port);
}
static void enter_conf_mode_winbond_89(uint16_t port)
{
outb(0x89, port);
}
static void enter_conf_mode_winbond_86(uint16_t port)
{
outb(0x86, port);
outb(0x86, port);
}
void probe_idregs_winbond_helper(uint16_t port)
{
uint16_t id;
uint8_t devid, rev, olddevid;
devid = regval(port, DEVICE_ID_REG);
rev = regval(port, DEVICE_REV_REG);
olddevid = regval(port, DEVICE_ID_REG_OLD);
if (devid == 0x52)
id = devid; /* ID only */
else if ((devid == 0x97) && ((rev & 0xf0) == 7))
id = (devid << 8) | rev; /* ID and rev */
else
id = (devid << 4) | ((rev & 0xf0) >> 4); /* ID and rev[3..0] */
if (olddevid == 0x0a || olddevid == 0x0c || olddevid == 0x0d)
id = olddevid & 0x0f; /* ID[3..0] */
if (superio_unknown(reg_table, id)) {
no_superio_found(port);
exit_conf_mode_winbond_fintek_ite_8787(port);
return;
}
if (olddevid == 0x0a || olddevid == 0x0c || olddevid == 0x0d)
printf("Found Winbond %s (id=0x%02x) at 0x%x\n",
get_superio_name(reg_table, id), olddevid, port);
else
printf("Found Winbond %s (id=0x%02x, rev=0x%02x) at 0x%x\n",
get_superio_name(reg_table, id), devid, rev, port);
/* TODO: Special notes in dump output for the MISC entries. */
dump_superio("Winbond", reg_table, port, id);
dump_superio_readable(port); /* TODO */
}
void probe_idregs_winbond(uint16_t port)
{
/* TODO: Not all init sequences are valid for all ports. */
enter_conf_mode_winbond_fintek_ite_8787(port);
probe_idregs_winbond_helper(port);
exit_conf_mode_winbond_fintek_ite_8787(port);
enter_conf_mode_winbond_88(port);
probe_idregs_winbond_helper(port);
exit_conf_mode_winbond_fintek_ite_8787(port);
enter_conf_mode_winbond_89(port);
probe_idregs_winbond_helper(port);
exit_conf_mode_winbond_fintek_ite_8787(port);
enter_conf_mode_winbond_86(port);
probe_idregs_winbond_helper(port);
exit_conf_mode_winbond_fintek_ite_8787(port);
}
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