--- sys/kern/kern_shutdown.c.old	Mon Apr  5 22:03:35 2004
+++ sys/kern/kern_shutdown.c	Thu Apr  8 18:31:25 2004
@@ -187,7 +187,7 @@
 {
 
 	shutdown_howto = howto;
-
+	printf("shutdown_nice called\n");
 	/* Send a signal to init(8) and have it shutdown the world */
 	if (initproc != NULL) {
 		PROC_LOCK(initproc);
@@ -363,14 +363,19 @@
 	 * Ok, now do things that assume all filesystem activity has
 	 * been completed.
 	 */
+	printf("About to shutdown_post_sync\n");
 	EVENTHANDLER_INVOKE(shutdown_post_sync, howto);
+	printf("shutdown_post_sync returned\n");
+	DELAY(1000000);	/* wait 1 sec for printf's to complete and be read */
 	splhigh();
 	if ((howto & (RB_HALT|RB_DUMP)) == RB_DUMP &&
 	    !cold && dumper.dumper != NULL && !dumping) 
 		doadump();
 
 	/* Now that we're going to really halt the system... */
+	printf("About to shutdown_final\n");
 	EVENTHANDLER_INVOKE(shutdown_final, howto);
+	printf("shutdown_final returned\n");
 
 	for(;;) ;	/* safety against shutdown_reset not working */
 	/* NOTREACHED */
--- sys/cam/scsi/scsi_da.c.old	Mon Apr 19 14:38:10 2004
+++ sys/cam/scsi/scsi_da.c	Wed Apr 21 10:37:11 2004
@@ -1747,10 +1747,12 @@
 	struct cam_periph *periph;
 	struct da_softc *softc;
 
+	printf(" - dashutdown started... ");
 	TAILQ_FOREACH(periph, &dadriver.units, unit_links) {
 		union ccb ccb;
 		softc = (struct da_softc *)periph->softc;
 
+		printf("\n - - pass 1 ");
 		/*
 		 * We only sync the cache if the drive is still open, and
 		 * if the drive is capable of it..
@@ -1758,10 +1760,11 @@
 		if (((softc->flags & DA_FLAG_OPEN) == 0)
 		 || (softc->quirks & DA_Q_NO_SYNC_CACHE))
 			continue;
-
+		printf("setup...");
 		xpt_setup_ccb(&ccb.ccb_h, periph->path, /*priority*/1);
 
 		ccb.ccb_h.ccb_state = DA_CCB_DUMP;
+        	printf("sync_cache...");
 		scsi_synchronize_cache(&ccb.csio,
 				       /*retries*/1,
 				       /*cbfcnp*/dadone,
@@ -1769,15 +1772,18 @@
 				       /*begin_lba*/0, /* whole disk */
 				       /*lb_count*/0,
 				       SSD_FULL_SIZE,
-				       60 * 60 * 1000);
+				       5 * 60 * 1000);
+ 	       printf("polled_action...");
 
 		xpt_polled_action(&ccb);
+        	printf("returned. ");
 
 		if ((ccb.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
 			if (((ccb.ccb_h.status & CAM_STATUS_MASK) ==
 			     CAM_SCSI_STATUS_ERROR)
 			 && (ccb.csio.scsi_status == SCSI_STATUS_CHECK_COND)){
 				int error_code, sense_key, asc, ascq;
+        			printf("error extract...");
 
 				scsi_extract_sense(&ccb.csio.sense_data,
 						   &error_code, &sense_key,
@@ -1793,14 +1799,20 @@
 			}
 		}
 
-		if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0)
+		if ((ccb.ccb_h.status & CAM_DEV_QFRZN) != 0) {
+                	printf("release_devq...");
 			cam_release_devq(ccb.ccb_h.path,
 					 /*relsim_flags*/0,
 					 /*reduction*/0,
-					 /*timeout*/0,
+					 /*timeout*/120 * 1000,
 					 /*getcount_only*/0);
+			printf("returned.");
+		} else {
+			printf("no release_devq...");
+		}
 
 	}
+	printf("\n - dashutdown finished\n");
 }
 
 #else /* !_KERNEL */
--- sys/dev/ata/ata-all.c.old	Tue Apr 13 10:44:20 2004
+++ sys/dev/ata/ata-all.c	Wed Apr 21 10:59:34 2004
@@ -343,6 +343,7 @@
     struct ata_channel *ch;
     int ctlr;
 
+    printf(" - ata_shutdown started... ");
     /* flush cache on all devices */
     for (ctlr = 0; ctlr < devclass_get_maxunit(ata_devclass); ctlr++) {
 	if (!(ch = devclass_get_softc(ata_devclass, ctlr)))
@@ -354,6 +355,7 @@
 	    ch->device[SLAVE].param->support.command2 & ATA_SUPPORT_FLUSHCACHE)
 	    ata_controlcmd(&ch->device[SLAVE], ATA_FLUSHCACHE, 0, 0, 0);
     }
+    printf("finished.\n");
 }
 
 /*