77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/*
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* This file is part of the LinuxBIOS project.
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*
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* Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "superiotool.h"
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#define DEVICE_ID_REG 0x0d
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#define DEVICE_REV_REG 0x0e
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const static struct superio_registers reg_table[] = {
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{0x28, "FDC37N769", {
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{NOLDN, NULL,
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{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
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0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,
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0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,
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0x1e,0x1f,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
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0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,EOT},
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{0x28,0x9c,0x88,0x70,0x00,0x00,0xff,0x00,0x00,0x00,
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0x00,0x00,0x02,0x28,NANA,0x00,0x00,0x80,RSVD,RSVD,
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NANA,NANA,NANA,0x03,RSVD,RSVD,RSVD,RSVD,RSVD,RSVD,
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0x80,0x00,0x3c,RSVD,RSVD,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,RSVD,0x00,0x00,0x03,0x00,0x00,EOT}},
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{EOT}}},
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{EOT}
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};
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static void enter_conf_mode_smsc(uint16_t port)
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{
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outb(0x55, port);
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}
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static void exit_conf_mode_smsc(uint16_t port)
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{
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outb(0xaa, port);
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}
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void probe_idregs_smsc(uint16_t port)
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{
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uint8_t id, rev;
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enter_conf_mode_smsc(port);
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id = regval(port, DEVICE_ID_REG);
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rev = regval(port, DEVICE_REV_REG);
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if (superio_unknown(reg_table, id)) {
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no_superio_found(port);
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exit_conf_mode_smsc(port);
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return;
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}
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printf("Found SMSC %s (id=0x%02x, rev=0x%02x) at port=0x%x\n",
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get_superio_name(reg_table, id), id, rev, port);
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dump_superio("SMSC", reg_table, port, id);
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dump_superio_readable(port); /* TODO */
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exit_conf_mode_smsc(port);
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}
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