--- trunk/src/devices/dev_mpc40x.c	2007/10/11 10:12:56	51
+++ trunk/src/devices/dev_mpc40x.c	2007/10/11 12:41:35	52
@@ -240,7 +240,7 @@
 
 	/*  PCI configuration registers:  */
 	memory_device_register(devinit->machine->memory, "mpc40x_pci",
-	    MPC_PCICFGADR, 8, dev_mpc40x_pci_access, d, DM_DEFAULT, NULL);
+	    MPC10X_MAPB_CNFG_DATA, 8, dev_mpc40x_pci_access, d, DM_DEFAULT, NULL);
 
 	/*  Interrupt controller:  */
 	memory_device_register(devinit->machine->memory, "mpc40x_int",