[src/trunk]: src/sys/arch/sparc/sparc bus_dmamem_alloc: ensure alignment is a...

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

details:   https://anonhg.NetBSD.org/src/rev/40777b9f958b
branches:  trunk
changeset: 486305:40777b9f958b
user:      pk <pk%NetBSD.org@localhost>
date:      Thu May 18 10:10:55 2000 +0000

description:
bus_dmamem_alloc: ensure alignment is always at least the page size.

diffstat:

 sys/arch/sparc/sparc/machdep.c |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r 3296ddd99f5f -r 40777b9f958b sys/arch/sparc/sparc/machdep.c
--- a/sys/arch/sparc/sparc/machdep.c    Thu May 18 09:54:59 2000 +0000
+++ b/sys/arch/sparc/sparc/machdep.c    Thu May 18 10:10:55 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: machdep.c,v 1.163 2000/05/10 14:27:51 pk Exp $ */
+/*     $NetBSD: machdep.c,v 1.164 2000/05/18 10:10:55 pk Exp $ */
 
 /*-
  * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@@ -1222,7 +1222,7 @@
        segs[0].ds_addr = 0;
        segs[0].ds_len = 0;
        segs[0]._ds_va = 0;
-       segs[0]._ds_alignment = round_page(alignment);
+       segs[0]._ds_alignment = (alignment == 0) ? NBPG : round_page(alignment);
        segs[0]._ds_boundary = boundary;
        *rsegs = 1;
        return (0);