From: Len Brown <len.brown@intel.com>
Date: Sat, 30 Jul 2005 03:31:17 +0000 (-0400)
Subject: /home/lenb/src/to-linus branch 'acpi-2.6.12'
X-Git-Tag: v2.6.13-rc5~51^2~1
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=d6ac1a7910d22626bc77e73db091e00b810715f4;p=linux-2.6-omap-h63xx.git

/home/lenb/src/to-linus branch 'acpi-2.6.12'
---

d6ac1a7910d22626bc77e73db091e00b810715f4
diff --cc arch/i386/pci/irq.c
index 766b104ac1a,66e4149ef18..187350ccf86
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@@ -56,36 -56,8 +56,37 @@@ struct irq_router_handler 
  };
  
  int (*pcibios_enable_irq)(struct pci_dev *dev) = NULL;
+ void (*pcibios_disable_irq)(struct pci_dev *dev) = NULL;
  
 +/*
 + *  Check passed address for the PCI IRQ Routing Table signature
 + *  and perform checksum verification.
 + */
 +
 +static inline struct irq_routing_table * pirq_check_routing_table(u8 *addr)
 +{
 +	struct irq_routing_table *rt;
 +	int i;
 +	u8 sum;
 +
 +	rt = (struct irq_routing_table *) addr;
 +	if (rt->signature != PIRQ_SIGNATURE ||
 +	    rt->version != PIRQ_VERSION ||
 +	    rt->size % 16 ||
 +	    rt->size < sizeof(struct irq_routing_table))
 +		return NULL;
 +	sum = 0;
 +	for (i=0; i < rt->size; i++)
 +		sum += addr[i];
 +	if (!sum) {
 +		DBG("PCI: Interrupt Routing Table found at 0x%p\n", rt);
 +		return rt;
 +	}
 +	return NULL;
 +}
 +
 +
 +
  /*
   *  Search 0xf0000 -- 0xfffff for the PCI IRQ Routing Table.
   */