Make ata_getrev() an optional method by implementing ata_null_getrev().

This fixes a bogus '???' boot message on Cambria boards with a CompactFlash
card.

Reviewed by:	mav

1 files changed, 8 insertions, 1 deletions

diff --git a/sys/dev/ata/ata_if.m b/sys/dev/ata/ata_if.m
index a1775ac..4b9fea3 100644
--- a/sys/dev/ata/ata_if.m
+++ b/sys/dev/ata/ata_if.m
@@ -71,10 +71,17 @@ METHOD int setmode {
     int		mode;
 }  DEFAULT ata_null_setmode;
 
+CODE {
+	static int ata_null_getrev(device_t dev, int target)
+	{
+		return (0);
+	}
+};
+
 METHOD int getrev {
     device_t    dev;
     int		target;
-};
+} DEFAULT ata_null_getrev;
 
 METHOD void reset {
     device_t    channel;