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/*
* (C) Copyright 2004 Nick Barker <nick.barker9@btinternet.com>
*
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* vt1211 routines and defines*/
#include <arch/io.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ops.h>
#include <device/pci_ids.h>
#include <device/chip.h>
#include <console/console.h>
#include "vt1211.h"
#include "chip.h"
static unsigned char vt1211hwmonitorinits[]={
0x10,0x3, 0x11,0x10, 0x12,0xd, 0x13,0x7f,
0x14,0x21, 0x15,0x81, 0x16,0xbd, 0x17,0x8a,
0x18,0x0, 0x19,0x0, 0x1a,0x0, 0x1b,0x0,
0x1d,0xff, 0x1e,0x0, 0x1f,0x73, 0x20,0x67,
0x21,0xc1, 0x22,0xca, 0x23,0x74, 0x24,0xc2,
0x25,0xc7, 0x26,0xc9, 0x27,0x7f, 0x29,0x0,
0x2a,0x0, 0x2b,0xff, 0x2c,0x0, 0x2d,0xff,
0x2e,0x0, 0x2f,0xff, 0x30,0x0, 0x31,0xff,
0x32,0x0, 0x33,0xff, 0x34,0x0, 0x39,0xff,
0x3a,0x0, 0x3b,0xff, 0x3c,0xff, 0x3d,0xff,
0x3e,0x0, 0x3f,0xb0, 0x43,0xff, 0x44,0xff,
0x46,0xff, 0x47,0x50, 0x4a,0x3, 0x4b,0xc0,
0x4c,0x0, 0x4d,0x0, 0x4e,0xf, 0x5d,0x77,
0x5c,0x0, 0x5f,0x33, 0x40,0x1};
static void start_conf_pnp(int dev)
{
outb(0x87,0x2e);
outb(0x87,0x2e);
outb(7,0x2e);
outb(dev,0x2f);
}
static void write_pnp(int reg, int val)
{
outb(reg,0x2e);
outb(val,0x2f);
}
static void end_conf_pnp()
{
outb(0xaa,0x2e);
}
static void vt1211_init(struct superio_via_vt1211_config *conf)
{
int i;
// Activate the vt1211 hardware monitor
if(conf->enable_hwmon){
start_conf_pnp(0x0b);
write_pnp(0x60,0xec);
write_pnp(0x30,1);
end_conf_pnp();
// initialize vt1211 hardware monitor registers, which are at 0xECXX
for(i=0;i<sizeof(vt1211hwmonitorinits);i+=2)
outb(vt1211hwmonitorinits[i+1],0xec00+vt1211hwmonitorinits[i]);
}
if( conf->enable_fdc){
// activate FDC
start_conf_pnp(0); // fdc is device 0
write_pnp(0x60,0xfc); // io address
write_pnp(0x70,0x06); // interupt
write_pnp(0x74,0x02); // dma
write_pnp(0x30,0x01); // activate it
end_conf_pnp();
}
if( conf->enable_com_ports ){
// activate com2
start_conf_pnp(3);
write_pnp(0x60,0xbe);
write_pnp(0x70,0x3);
write_pnp(0xf0,0x02);
write_pnp(0x30,0x01);
end_conf_pnp();
}
if( conf->enable_lpt ){
// activate lpt
start_conf_pnp(1);
write_pnp(0x60,0xde);
write_pnp(0x70,0x07);
write_pnp(0x74,0x3);
write_pnp(0x30,0x01);
end_conf_pnp();
}
}
static void superio_init(struct chip *chip, enum chip_pass pass)
{
struct superio_via_vt1211_config *conf =
(struct superio_via_vt1211_config *)chip->chip_info;
switch (pass) {
case CONF_PASS_PRE_PCI:
break;
case CONF_PASS_POST_PCI:
vt1211_init(conf);
break;
case CONF_PASS_PRE_BOOT:
break;
default:
/* nothing yet */
break;
}
}
static void enumerate(struct chip *chip)
{
extern struct device_operations default_pci_ops_bus;
chip_enumerate(chip);
chip->dev->ops = &default_pci_ops_bus;
}
struct chip_control superio_via_vt1211_control = {
.enumerate = enumerate,
.enable = superio_init,
.name = "VIA vt1211"
};
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