linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / arch / i386 / pci / common.c

diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index 4008b6c..f6bc48d 100644 (file)
--- 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)
@@ -53,7 +54,7 @@ int pcibios_scanned;
  * This interrupt-safe spinlock protects all accesses to PCI
  * configuration space.
  */
-spinlock_t pci_config_lock = SPIN_LOCK_UNLOCKED;
+DEFINE_SPINLOCK(pci_config_lock);
 
 /*
  * Several buggy motherboards address only 16 devices and mirror
@@ -131,9 +132,9 @@ struct pci_bus * __devinit pcibios_scan_root(int busnum)
                }
        }
 
-       printk("PCI: Probing PCI hardware (bus %02x)\n", busnum);
+       printk(KERN_DEBUG "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;
@@ -143,7 +144,7 @@ static int __init pcibios_init(void)
        struct cpuinfo_x86 *c = &boot_cpu_data;
 
        if (!raw_pci_ops) {
-               printk("PCI: System does not support PCI\n");
+               printk(KERN_WARNING "PCI: System does not support PCI\n");
                return 0;
        }
 
@@ -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
@@ -249,3 +253,9 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
 
        return pcibios_enable_irq(dev);
 }
+
+void pcibios_disable_device (struct pci_dev *dev)
+{
+       if (pcibios_disable_irq)
+               pcibios_disable_irq(dev);
+}