From 66792b2e4473c8de5477f3471d9d0cc206e65340 Mon Sep 17 00:00:00 2001
From: "Justin T. Gibbs" <gibbs@FreeBSD.org>
Date: Mon, 11 Mar 1996 02:48:41 +0000
Subject: [PATCH] Disable the selection hardware before acknowledging a SELTO
interrupt. It seems the 7880 gets confused if you don't do this.
---
sys/i386/scsi/aic7xxx.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/sys/i386/scsi/aic7xxx.c b/sys/i386/scsi/aic7xxx.c
index e3a04406533b..8e48753823be 100644
--- a/sys/i386/scsi/aic7xxx.c
+++ b/sys/i386/scsi/aic7xxx.c
@@ -24,7 +24,7 @@
*
* commenced: Sun Sep 27 18:14:01 PDT 1992
*
- * $Id: aic7xxx.c,v 1.55 1996/01/29 03:17:37 gibbs Exp $
+ * $Id: aic7xxx.c,v 1.56 1996/03/10 07:11:43 gibbs Exp $
*/
/*
* TODO:
@@ -1179,6 +1179,11 @@ clear:
u_char waiting;
u_char flags;
xs->error = XS_TIMEOUT;
+ /*
+ * Stop the Selection
+ */
+ outb(SCSISEQ + iobase, 0);
+
/*
* Clear any pending messages for the timed out
* target, and mark the target as free