[src/trunk]: src/sys/arch/amiga/dev Register a shutdown handler that switches...

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

details:   https://anonhg.NetBSD.org/src/rev/e14069d84398
branches:  trunk
changeset: 521281:e14069d84398
user:      is <is%NetBSD.org@localhost>
date:      Sun Jan 27 14:39:28 2002 +0000

description:
Register a shutdown handler that switches off interupts.

diffstat:

 sys/arch/amiga/dev/ioblix_zbus.c |  17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diffs (42 lines):

diff -r ba9d9952f61d -r e14069d84398 sys/arch/amiga/dev/ioblix_zbus.c
--- a/sys/arch/amiga/dev/ioblix_zbus.c  Sun Jan 27 14:32:21 2002 +0000
+++ b/sys/arch/amiga/dev/ioblix_zbus.c  Sun Jan 27 14:39:28 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ioblix_zbus.c,v 1.4 2002/01/26 13:40:57 aymeric Exp $ */
+/*     $NetBSD: ioblix_zbus.c,v 1.5 2002/01/27 14:39:28 is Exp $ */
 
 /*-
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -66,6 +66,7 @@
 int iobzmatch(struct device *, struct cfdata *, void *);
 void iobzattach(struct device *, struct device *, void *);
 int iobzprint(void *auxp, const char *);
+void iobz_shutdown(void *);
 
 struct cfattach iobl_zbus_ca = {
        sizeof(struct iobz_softc), iobzmatch, iobzattach
@@ -141,6 +142,7 @@
        }
 
        p = (volatile u_int8_t *)zap->va + 2;
+       (void)shutdownhook_establish(iobz_shutdown, (void *)p);
        *p = ((*p) & 0x1F) | 0x80;
 }
 
@@ -158,3 +160,16 @@
 
        return(UNCONF);
 }
+
+/*
+ * Disable board interupts at shutdown time.
+ */
+
+void
+iobz_shutdown(void *p) {
+       volatile int8_t *q;
+
+       q = p;
+
+       *q &= 0x1F;
+}