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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2008 coresystems GmbH
* Copyright (C) 2009 Thomas Jourdan <thomas.jourdan@gmail.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; version 2 of
* the License.
*
* 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.
*/
#include <spd.h>
static void print_reg(unsigned char index)
{
unsigned char data;
outb(index, 0x2e);
data = inb(0x2f);
printk(BIOS_DEBUG, "0x%02x: 0x%02x\n", index, data);
return;
}
static inline void xbus_en(void)
{
/* select the XBUS function in the SIO */
outb(0x07, 0x2e);
outb(0x0f, 0x2f);
outb(0x30, 0x2e);
outb(0x01, 0x2f);
return;
}
static void setup_func(unsigned char func)
{
/* select the function in the SIO */
outb(0x07, 0x2e);
outb(func, 0x2f);
/* print out the regs */
print_reg(0x30);
print_reg(0x60);
print_reg(0x61);
print_reg(0x62);
print_reg(0x63);
print_reg(0x70);
print_reg(0x71);
print_reg(0x74);
print_reg(0x75);
return;
}
static inline void siodump(void)
{
int i;
unsigned char data;
printk(BIOS_DEBUG, "\n*** SERVER I/O REGISTERS ***\n");
for (i=0x10; i<=0x2d; i++) {
print_reg((unsigned char)i);
}
#if 0
printk(BIOS_DEBUG, "\n*** XBUS REGISTERS ***\n");
setup_func(0x0f);
for (i=0xf0; i<=0xff; i++) {
print_reg((unsigned char)i);
}
printk(BIOS_DEBUG, "\n*** SERIAL 1 CONFIG REGISTERS ***\n");
setup_func(0x03);
print_reg(0xf0);
printk(BIOS_DEBUG, "\n*** SERIAL 2 CONFIG REGISTERS ***\n");
setup_func(0x02);
print_reg(0xf0);
#endif
printk(BIOS_DEBUG, "\n*** GPIO REGISTERS ***\n");
setup_func(0x07);
for (i=0xf0; i<=0xf8; i++) {
print_reg((unsigned char)i);
}
printk(BIOS_DEBUG, "\n*** GPIO VALUES ***\n");
data = inb(0x68a);
printk(BIOS_DEBUG, "\nGPDO 4: 0x%02x", data);
data = inb(0x68b);
printk(BIOS_DEBUG, "\nGPDI 4: 0x%02x\n", data);
#if 0
printk(BIOS_DEBUG, "\n*** WATCHDOG TIMER REGISTERS ***\n");
setup_func(0x0a);
print_reg(0xf0);
printk(BIOS_DEBUG, "\n*** FAN CONTROL REGISTERS ***\n");
setup_func(0x09);
print_reg(0xf0);
print_reg(0xf1);
printk(BIOS_DEBUG, "\n*** RTC REGISTERS ***\n");
setup_func(0x10);
print_reg(0xf0);
print_reg(0xf1);
print_reg(0xf3);
print_reg(0xf6);
print_reg(0xf7);
print_reg(0xfe);
print_reg(0xff);
printk(BIOS_DEBUG, "\n*** HEALTH MONITORING & CONTROL REGISTERS ***\n");
setup_func(0x14);
print_reg(0xf0);
#endif
return;
}
static inline void dump_bar14(unsigned dev)
{
int i;
unsigned long bar;
printk(BIOS_DEBUG, "BAR 14 Dump\n");
bar = pci_read_config32(dev, 0x14);
for(i = 0; i <= 0x300; i+=4) {
#if 0
unsigned char val;
if ((i & 0x0f) == 0)
printk(BIOS_DEBUG, "%02x:", i);
val = pci_read_config8(dev, i);
#endif
if((i%4)==0)
printk(BIOS_DEBUG, "\n%04x ", i);
printk(BIOS_DEBUG, "%08x ", read32(bar + i));
}
printk(BIOS_DEBUG, "\n");
}
static inline void dump_spd_registers(void)
{
unsigned device;
device = DIMM0;
while(device <= DIMM7) {
int status = 0;
int i;
printk(BIOS_DEBUG, "\ndimm %02x", device);
for(i = 0; (i < 256) ; i++) {
if ((i % 16) == 0)
printk(BIOS_DEBUG, "\n%02x: ", i);
status = smbus_read_byte(device, i);
if (status < 0) {
printk(BIOS_DEBUG, "bad device: %d\n", -status);
break;
}
printk(BIOS_DEBUG, "%02x ", status);
}
device++;
printk(BIOS_DEBUG, "\n");
}
}
static inline void dump_ipmi_registers(void)
{
unsigned device;
device = 0x42;
while(device <= 0x42) {
int status = 0;
int i;
printk(BIOS_DEBUG, "\nipmi %02x", device);
for(i = 0; (i < 8) ; i++) {
status = smbus_read_byte(device, 2);
if (status < 0) {
printk(BIOS_DEBUG, "bad device: %d\n", -status);
break;
}
printk(BIOS_DEBUG, "%02x ", status);
}
device++;
printk(BIOS_DEBUG, "\n");
}
}
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