X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fi386%2Fpci%2Facpi.c;h=b33aea845f5847ffcdf6fafe10f6c0659e9b7959;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=d0a5b7904f183da55fb0626f883ca7293120ab60;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/arch/i386/pci/acpi.c b/arch/i386/pci/acpi.c
index d0a5b7904..b33aea845 100644
--- a/arch/i386/pci/acpi.c
+++ b/arch/i386/pci/acpi.c
@@ -1,32 +1,67 @@
 #include <linux/pci.h>
 #include <linux/acpi.h>
 #include <linux/init.h>
+#include <linux/irq.h>
+#include <asm/numa.h>
 #include "pci.h"
 
 struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int domain, int busnum)
 {
+	struct pci_bus *bus;
+
 	if (domain != 0) {
 		printk(KERN_WARNING "PCI: Multiple domains not supported\n");
 		return NULL;
 	}
 
-	return pcibios_scan_root(busnum);
+	bus = pcibios_scan_root(busnum);
+#ifdef CONFIG_ACPI_NUMA
+	if (bus != NULL) {
+		int pxm = acpi_get_pxm(device->handle);
+		if (pxm >= 0) {
+			bus->sysdata = (void *)(unsigned long)pxm_to_node(pxm);
+			printk("bus %d -> pxm %d -> node %ld\n",
+				busnum, pxm, (long)(bus->sysdata));
+		}
+	}
+#endif
+	
+	return bus;
 }
 
+extern int pci_routeirq;
 static int __init pci_acpi_init(void)
 {
+	struct pci_dev *dev = NULL;
+
 	if (pcibios_scanned)
 		return 0;
 
-	if (!acpi_noirq) {
-		if (!acpi_pci_irq_init()) {
-			printk(KERN_INFO "PCI: Using ACPI for IRQ routing\n");
-			pcibios_scanned++;
-			pcibios_enable_irq = acpi_pci_irq_enable;
-		} else
-			printk(KERN_WARNING "PCI: Invalid ACPI-PCI IRQ routing table\n");
+	if (acpi_noirq)
+		return 0;
 
-	}
+	printk(KERN_INFO "PCI: Using ACPI for IRQ routing\n");
+	acpi_irq_penalty_init();
+	pcibios_scanned++;
+	pcibios_enable_irq = acpi_pci_irq_enable;
+	pcibios_disable_irq = acpi_pci_irq_disable;
+
+	if (pci_routeirq) {
+		/*
+		 * PCI IRQ routing is set up by pci_enable_device(), but we
+		 * also do it here in case there are still broken drivers that
+		 * don't use pci_enable_device().
+		 */
+		printk(KERN_INFO "PCI: Routing PCI interrupts for all devices because \"pci=routeirq\" specified\n");
+		for_each_pci_dev(dev)
+			acpi_pci_irq_enable(dev);
+	} else
+		printk(KERN_INFO "PCI: If a device doesn't work, try \"pci=routeirq\".  If it helps, post a report\n");
+
+#ifdef CONFIG_X86_IO_APIC
+	if (acpi_ioapic)
+		print_IO_APIC();
+#endif
 
 	return 0;
 }