blob: e5795b65326af0afe0734c8fa05a61fce608bf35 [file] [log] [blame]
/*
* 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.
*
* 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 <spd.h>
static void print_reg(unsigned char index)
{
unsigned char data;
outb(index, 0x2e);
data = inb(0x2f);
print_debug("0x");
print_debug_hex8(index);
print_debug(": 0x");
print_debug_hex8(data);
print_debug("\n");
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;
print_debug("\n*** SERVER I/O REGISTERS ***\n");
for (i=0x10; i<=0x2d; i++) {
print_reg((unsigned char)i);
}
#if 0
print_debug("\n*** XBUS REGISTERS ***\n");
setup_func(0x0f);
for (i=0xf0; i<=0xff; i++) {
print_reg((unsigned char)i);
}
print_debug("\n*** SERIAL 1 CONFIG REGISTERS ***\n");
setup_func(0x03);
print_reg(0xf0);
print_debug("\n*** SERIAL 2 CONFIG REGISTERS ***\n");
setup_func(0x02);
print_reg(0xf0);
#endif
print_debug("\n*** GPIO REGISTERS ***\n");
setup_func(0x07);
for (i=0xf0; i<=0xf8; i++) {
print_reg((unsigned char)i);
}
print_debug("\n*** GPIO VALUES ***\n");
data = inb(0x68a);
print_debug("\nGPDO 4: 0x");
print_debug_hex8(data);
data = inb(0x68b);
print_debug("\nGPDI 4: 0x");
print_debug_hex8(data);
print_debug("\n");
#if 0
print_debug("\n*** WATCHDOG TIMER REGISTERS ***\n");
setup_func(0x0a);
print_reg(0xf0);
print_debug("\n*** FAN CONTROL REGISTERS ***\n");
setup_func(0x09);
print_reg(0xf0);
print_reg(0xf1);
print_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);
print_debug("\n*** HEALTH MONITORING & CONTROL REGISTERS ***\n");
setup_func(0x14);
print_reg(0xf0);
#endif
return;
}
static void print_debug_pci_dev(unsigned dev)
{
print_debug("PCI: ");
print_debug_hex8((dev >> 16) & 0xff);
print_debug_char(':');
print_debug_hex8((dev >> 11) & 0x1f);
print_debug_char('.');
print_debug_hex8((dev >> 8) & 7);
}
static inline void print_pci_devices(void)
{
device_t dev;
for(dev = PCI_DEV(0, 0, 0);
dev <= PCI_DEV(0, 0x1f, 0x7);
dev += PCI_DEV(0,0,1)) {
uint32_t id;
id = pci_read_config32(dev, PCI_VENDOR_ID);
if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
(((id >> 16) & 0xffff) == 0xffff) ||
(((id >> 16) & 0xffff) == 0x0000)) {
continue;
}
print_debug_pci_dev(dev);
print_debug("\n");
}
}
static inline void dump_pci_device(unsigned dev)
{
int i;
print_debug_pci_dev(dev);
print_debug("\n");
for(i = 0; i <= 255; i++) {
unsigned char val;
if ((i & 0x0f) == 0) {
print_debug_hex8(i);
print_debug_char(':');
}
val = pci_read_config8(dev, i);
print_debug_char(' ');
print_debug_hex8(val);
if ((i & 0x0f) == 0x0f) {
print_debug("\n");
}
}
}
static inline void dump_bar14(unsigned dev)
{
int i;
unsigned long bar;
print_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) {
print_debug_hex8(i);
print_debug_char(':');
}
val = pci_read_config8(dev, i);
#endif
if((i%4)==0) {
print_debug("\n");
print_debug_hex16(i);
print_debug_char(' ');
}
print_debug_hex32(read32(bar + i));
print_debug_char(' ');
}
print_debug("\n");
}
static inline void dump_pci_devices(void)
{
device_t dev;
for(dev = PCI_DEV(0, 0, 0);
dev <= PCI_DEV(0, 0x1f, 0x7);
dev += PCI_DEV(0,0,1)) {
uint32_t id;
id = pci_read_config32(dev, PCI_VENDOR_ID);
if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
(((id >> 16) & 0xffff) == 0xffff) ||
(((id >> 16) & 0xffff) == 0x0000)) {
continue;
}
dump_pci_device(dev);
}
}
static inline void dump_spd_registers(void)
{
unsigned device;
device = DIMM0;
while(device <= DIMM7) {
int status = 0;
int i;
print_debug("\n");
print_debug("dimm ");
print_debug_hex8(device);
for(i = 0; (i < 256) ; i++) {
if ((i % 16) == 0) {
print_debug("\n");
print_debug_hex8(i);
print_debug(": ");
}
status = smbus_read_byte(device, i);
if (status < 0) {
print_debug("bad device: ");
print_debug_hex8(-status);
print_debug("\n");
break;
}
print_debug_hex8(status);
print_debug_char(' ');
}
device++;
print_debug("\n");
}
}
static inline void dump_ipmi_registers(void)
{
unsigned device;
device = 0x42;
while(device <= 0x42) {
int status = 0;
int i;
print_debug("\n");
print_debug("ipmi ");
print_debug_hex8(device);
for(i = 0; (i < 8) ; i++) {
status = smbus_read_byte(device, 2);
if (status < 0) {
print_debug("bad device: ");
print_debug_hex8(-status);
print_debug("\n");
break;
}
print_debug_hex8(status);
print_debug_char(' ');
}
device++;
print_debug("\n");
}
}