1 files changed, 6 insertions, 2 deletions

diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index 720975e1af50..87325263cd4f 100644
--- a/arch/i386/pci/common.c
+++ b/arch/i386/pci/common.c
@@ -25,7 +25,8 @@ unsigned int pci_probe = PCI_PROBE_BIOS | PCI_PROBE_CONF1 | PCI_PROBE_CONF2 |
 
 int pci_routeirq;
 int pcibios_last_bus = -1;
-struct pci_bus *pci_root_bus = NULL;
+unsigned long pirq_table_addr;
+struct pci_bus *pci_root_bus;
 struct pci_raw_ops *raw_pci_ops;
 
 static int pci_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *value)
@@ -133,7 +134,7 @@ struct pci_bus * __devinit pcibios_scan_root(int busnum)
 
         printk("PCI: Probing PCI hardware (bus %02x)\n", busnum);
 
-        return pci_scan_bus(busnum, &pci_root_ops, NULL);
+        return pci_scan_bus_parented(NULL, busnum, &pci_root_ops, NULL);
 }
 
 extern u8 pci_cache_line_size;
@@ -188,6 +189,9 @@ char * __devinit  pcibios_setup(char *str)
         } else if (!strcmp(str, "biosirq")) {
                 pci_probe |= PCI_BIOS_IRQ_SCAN;
                 return NULL;
+        } else if (!strncmp(str, "pirqaddr=", 9)) {
+                pirq_table_addr = simple_strtoul(str+9, NULL, 0);
+                return NULL;
         }
 #endif
 #ifdef CONFIG_PCI_DIRECT