[src/netbsd-1-4]: src/sys/arch/atari/dev Pull up revision 1.29 (requested by ...

[he <he%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e6ecbfe07388
branches:  netbsd-1-4
changeset: 469859:e6ecbfe07388
user:      he <he%NetBSD.org@localhost>
date:      Thu Dec 16 22:23:13 1999 +0000

description:
Pull up revision 1.29 (requested by leo):
  Change the way that bits are cleared in the InterruptPending
  register of the 68901, avoiding a read-modify-write cycle.
  Solves a "hanging keyboard" problem.

diffstat:

 sys/arch/atari/dev/fd.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (22 lines):

diff -r 9ec1de846bd2 -r e6ecbfe07388 sys/arch/atari/dev/fd.c
--- a/sys/arch/atari/dev/fd.c   Thu Dec 16 22:22:53 1999 +0000
+++ b/sys/arch/atari/dev/fd.c   Thu Dec 16 22:23:13 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fd.c,v 1.28 1998/02/24 13:02:54 leo Exp $      */
+/*     $NetBSD: fd.c,v 1.28.8.1 1999/12/16 22:23:13 he Exp $   */
 
 /*
  * Copyright (c) 1995 Leo Weppelman.
@@ -297,9 +297,9 @@
                /*
                 * enable disk related interrupts
                 */
-               MFP->mf_ierb  |= IB_DINT;
-               MFP->mf_iprb  &= ~IB_DINT;
-               MFP->mf_imrb  |= IB_DINT;
+               MFP->mf_ierb |= IB_DINT;
+               MFP->mf_iprb  = (u_int8_t)~IB_DINT;
+               MFP->mf_imrb |= IB_DINT;
        }
 }