Merge bk://linux-dj.bkbits.net/agpgart

into home.osdl.org:/home/torvalds/v2.5/linux

drivers/char/agp/generic.c

@@ -39,6 +39,9 @@
 
 __u32 *agp_gatt_table; 
 int agp_memory_reserved;
+/* Needed by the Nforce GART driver for the time being. Would be
+ * nice to do this some other way instead of needing this export. */
+EXPORT_SYMBOL_GPL(agp_memory_reserved);
 
 EXPORT_SYMBOL(agp_memory_reserved);
 

drivers/char/agp/intel-agp.c

@@ -1237,6 +1237,7 @@ static int __init agp_intel_probe(struct pci_dev *pdev,
 	struct agp_bridge_data *bridge;
 	char *name = "(unknown)";
 	u8 cap_ptr = 0;
+	struct resource *r;
 
 	cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP);
 
@@ -1378,6 +1379,29 @@ static int __init agp_intel_probe(struct pci_dev *pdev,
 
 	printk(KERN_INFO PFX "Detected an Intel %s Chipset.\n", name);
 
+	/*
+	* The following fixes the case where the BIOS has "forgotten" to
+	* provide an address range for the GART.
+	* 20030610 - hamish@zot.org
+	*/
+	r = &pdev->resource[0];
+	if (!r->start && r->end) {
+		if(pci_assign_resource(pdev, 0)) {
+			printk(KERN_ERR PFX "could not assign resource 0\n");
+			return (-ENODEV);
+		}
+	}
+
+	/*
+	* If the device has not been properly setup, the following will catch
+	* the problem and should stop the system from crashing.
+	* 20030610 - hamish@zot.org
+	*/
+	if (pci_enable_device(pdev)) {
+		printk(KERN_ERR PFX "Unable to Enable PCI device\n");
+		return (-ENODEV);
+	}
+
 	/* Fill in the mode register */
 	if (cap_ptr) {
 		pci_read_config_dword(pdev,