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authorEric Biederman <ebiederm@xmission.com>2003-10-14 02:36:51 +0000
committerEric Biederman <ebiederm@xmission.com>2003-10-14 02:36:51 +0000
commitad1b35a12b724b2083102fce493d4b03937a0cb1 (patch)
tree8dd0803fdd7c0e0740fd3480d8ba87ef6aab495e /src/northbridge
parentfb3e1edc0003f0f56954ab4f82fe4a290ff9bdb9 (diff)
- Minor bugfixes
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1215 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge')
-rw-r--r--src/northbridge/amd/amdk8/northbridge.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c
index 13845c5a70..aed38557d4 100644
--- a/src/northbridge/amd/amdk8/northbridge.c
+++ b/src/northbridge/amd/amdk8/northbridge.c
@@ -166,7 +166,7 @@ static unsigned int amdk8_scan_chains(device_t dev, unsigned int max)
for(link = 0; link < dev->links; link++) {
uint32_t link_type;
uint32_t busses, config_busses;
- unsigned free_reg, config_reg;
+ unsigned free_reg, config_reg, other_reg;
dev->link[link].cap = 0x80 + (link *0x20);
do {
link_type = pci_read_config32(dev, dev->link[link].cap + 0x18);
@@ -455,7 +455,13 @@ static void amdk8_set_resources(device_t dev)
unsigned int amdk8_scan_root_bus(device_t root, unsigned int max)
{
- return pci_scan_bus(&root->link[0], PCI_DEVFN(0x18, 0), 0xff, max);
+ unsigned reg;
+ max = pci_scan_bus(&root->link[0], PCI_DEVFN(0x18, 0), 0xff, max);
+ /* Unmap all of the other pci busses */
+ for(reg = 0xe0; reg <= 0xec; reg += 4) {
+ f1_write_config32(reg, 0);
+ }
+ return max;
}
static struct device_operations northbridge_operations = {