eric patch
        1. x86_setup_mtrr take address bit.
        2. generic ht, pcix, pcie beidge...
        3. scan bus and reset_bus
        4. ht read ctrl to decide if the ht chain
           is ready
        5. Intel e7520 and e7525 support
        6. new ich5r support
        7. intel sb 6300 support.

yhlu patch
	1. split x86_setup_mtrrs to fixed and var
	2. if (resource->flags & IORESOURCE_FIXED ) return; in device.c pick_largest_resource
	3. in_conherent.c K8_SCAN_PCI_BUS


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1982 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/include/device/pciexp.h b/src/include/device/pciexp.h
new file mode 100644
index 0000000..9ea662d
--- /dev/null
+++ b/src/include/device/pciexp.h
@@ -0,0 +1,11 @@
+#ifndef DEVICE_PCIEXP_H
+#define DEVICE_PCIEXP_H
+/* (c) 2005 Linux Networx GPL see COPYING for details */
+
+unsigned int pciexp_scan_bus(struct bus *bus, 
+	unsigned min_devfn, unsigned max_devfn, unsigned int max);
+unsigned int pciexp_scan_bridge(device_t dev, unsigned int max);
+
+extern struct device_operations default_pciexp_ops_bus;
+
+#endif /* DEVICE_PCIEXP_H */