Index: ata-pci.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/ata/ata-pci.c,v
retrieving revision 1.81
diff -u -r1.81 ata-pci.c
--- ata-pci.c	24 Apr 2004 16:32:06 -0000	1.81
+++ ata-pci.c	27 Apr 2004 05:42:43 -0000
@@ -177,7 +177,7 @@
     ctlr->locking = ata_pci_locknoop;
 
     progif = pci_read_config(dev, PCIR_PROGIF, 1);
-    if ((progif & 0x80))
+    if ((progif & 0x85) == 0x80)
 	prisec = 1;
 
     /* if needed try to enable busmastering */