From b1989be62ff088dfd4504eaea335204c84b0129a Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Fri, 16 Jun 2000 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 2000-06-16

---
 pc/sdmylex.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pc/sdmylex.c b/pc/sdmylex.c
index 19464d22b1ab75dc89c13ef946fe205f854484ea..6be4bca938a7f089b399ceb066b11e9e30f76ac4 100644
--- a/pc/sdmylex.c
+++ b/pc/sdmylex.c
@@ -737,10 +737,12 @@ mylex32interrupt(Ureg*, void* arg)
 static int
 mylexrio(SDreq* r)
 {
+	int subno;
 	Ctlr *ctlr;
 
+	subno = r->unit->subno;
 	ctlr = r->unit->dev->ctlr;
-	if((r->unit->subno) == ctlr->id)
+	if(subno == ctlr->id || (!ctlr->wide && subno >= 8))
 		r->status = SDtimeout;
 	else if(ctlr->bus == 24)
 		r->status = mylex24rio(r);