diff options
| author | joerg <joerg@FreeBSD.org> | 1995-01-09 17:55:10 +0000 |
|---|---|---|
| committer | joerg <joerg@FreeBSD.org> | 1995-01-09 17:55:10 +0000 |
| commit | ce3903884a66033cf80dc5516dec2ae1601991a1 (patch) | |
| tree | e0f5dd7cd283a0936e128f0e3b369f9fb08fc3fd | |
| parent | 4573dfe5e573907ce226e032912af8e3a8e2bff8 (diff) | |
| download | FreeBSD-src-ce3903884a66033cf80dc5516dec2ae1601991a1.zip FreeBSD-src-ce3903884a66033cf80dc5516dec2ae1601991a1.tar.gz | |
fix for: kern/97: wt DELAY patch
Wangtek PC-02 QIC-02 controller with Cipher 150MB tape drive
Any attemp to open /dev/rwt0 hangs.
The following patch to /sys/i386/isa/wt.c is derived from Mikael
Hybsch's wt driver.
Submitted by: Terry Lee <terry@uivlsi.csl.uiuc.edu>
| -rw-r--r-- | sys/i386/isa/wt.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/i386/isa/wt.c b/sys/i386/isa/wt.c index 9101086..7d6c94f 100644 --- a/sys/i386/isa/wt.c +++ b/sys/i386/isa/wt.c @@ -19,7 +19,7 @@ * the original CMU copyright notice. * * Version 1.3, Thu Nov 11 12:09:13 MSK 1993 - * $Id: wt.c,v 1.12 1994/10/23 21:27:42 wollman Exp $ + * $Id: wt.c,v 1.13 1994/10/25 08:57:39 swallace Exp $ * */ @@ -926,6 +926,7 @@ static int wtstatus (wtinfo_t *t) outb (t->CTLPORT, t->REQUEST | t->ONLINE); /* set request */ wtpoll (t, t->BUSY, 0); /* wait for not ready */ + DELAY(20); outb (t->CTLPORT, t->ONLINE); /* unset request */ } splx(x); |
