From 49b1966aa7bc5735883383c710805884c5702545 Mon Sep 17 00:00:00 2001
From: ae <ae@FreeBSD.org>
Date: Sun, 12 Aug 2012 14:16:21 +0000
Subject: [PATCH] Add more debug messages.

---
 sys/boot/common/disk.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/sys/boot/common/disk.c b/sys/boot/common/disk.c
index f039e1d7c259..5711a106fbbe 100644
--- a/sys/boot/common/disk.c
+++ b/sys/boot/common/disk.c
@@ -162,7 +162,7 @@ disk_open(struct disk_devdesc *dev, off_t mediasize, u_int sectorsize)
 	dev->d_opendata = od;
 	od->mediasize = mediasize;
 	od->sectorsize = sectorsize;
-	DEBUG("open '%s', unit %d slice %d partition %d",
+	DEBUG("%s: unit %d, slice %d, partition %d",
 	    disk_fmtdev(dev), dev->d_unit, dev->d_slice, dev->d_partition);
 
 	/* Determine disk layout. */
@@ -206,10 +206,14 @@ disk_open(struct disk_devdesc *dev, off_t mediasize, u_int sectorsize)
 out:
 	if (table != NULL)
 		ptable_close(table);
+
 	if (rc != 0) {
 		if (od->table != NULL)
 			ptable_close(od->table);
 		free(od);
+		DEBUG("%s: could not open", disk_fmtdev(dev));
+	} else {
+		DEBUG("%s: offset %lld", disk_fmtdev(dev), dev->d_offset);
 	}
 	return (rc);
 }
@@ -220,6 +224,7 @@ disk_close(struct disk_devdesc *dev)
 	struct open_disk *od;
 
 	od = (struct open_disk *)dev->d_opendata;
+	DEBUG("%s: closed", disk_fmtdev(dev));
 	ptable_close(od->table);
 	free(od);
 	return (0);