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i2c mux support

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1809 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Yinghai Lu
2004-12-03 03:39:04 +00:00
parent 57b6786168
commit 7213d0f513
23 changed files with 686 additions and 151 deletions
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34
src/northbridge/amd/amdk8/debug.c
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@@ -2,7 +2,7 @@
* generic K8 debug code, used by mainboard specific auto.c
*
*/
#if 1
static void print_debug_pci_dev(unsigned dev)
{
print_debug("PCI: ");
@@ -17,7 +17,7 @@ static void print_pci_devices(void)
{
device_t dev;
for(dev = PCI_DEV(0, 0, 0);
dev <= PCI_DEV(0, 0x1f, 0x7);
dev <= PCI_DEV(0xff, 0x1f, 0x7);
dev += PCI_DEV(0,0,1)) {
uint32_t id;
id = pci_read_config32(dev, PCI_VENDOR_ID);
@@ -56,7 +56,7 @@ static void dump_pci_devices(void)
{
device_t dev;
for(dev = PCI_DEV(0, 0, 0);
dev <= PCI_DEV(0, 0x1f, 0x7);
dev <= PCI_DEV(0xff, 0x1f, 0x7);
dev += PCI_DEV(0,0,1)) {
uint32_t id;
id = pci_read_config32(dev, PCI_VENDOR_ID);
@@ -149,7 +149,9 @@ static void dump_smbus_registers(void)
}
status = smbus_read_byte(device, j);
if (status < 0) {
print_debug("bad device\r\n");
print_debug("bad device status=");
print_debug_hex32(status);
print_debug("\r\n");
break;
}
byte = status & 0xff;
@@ -159,3 +161,27 @@ static void dump_smbus_registers(void)
print_debug("\r\n");
}
}
static void dump_io_resources(unsigned port)
{
int i;
udelay(2000);
print_debug_hex16(port);
print_debug(":\r\n");
for(i=0;i<256;i++) {
uint8_t val;
if ((i & 0x0f) == 0) {
print_debug_hex8(i);
print_debug_char(':');
}
val = inb(port);
print_debug_char(' ');
print_debug_hex8(val);
if ((i & 0x0f) == 0x0f) {
print_debug("\r\n");
}
port++;
}
}
#endif