[src/trunk]: src/sys/arch/sparc64/dev Call the parent bus dvmamap_unload func...

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

details:   https://anonhg.NetBSD.org/src/rev/e53549682edd
branches:  trunk
changeset: 495583:e53549682edd
user:      eeh <eeh%NetBSD.org@localhost>
date:      Tue Aug 01 00:22:41 2000 +0000

description:
Call the parent bus dvmamap_unload function to clear the cache rather
than do it ourselves.

diffstat:

 sys/arch/sparc64/dev/iommu.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r 010f9546aa8c -r e53549682edd sys/arch/sparc64/dev/iommu.c
--- a/sys/arch/sparc64/dev/iommu.c      Mon Jul 31 23:40:02 2000 +0000
+++ b/sys/arch/sparc64/dev/iommu.c      Tue Aug 01 00:22:41 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: iommu.c,v 1.22 2000/07/07 13:10:34 mrg Exp $   */
+/*     $NetBSD: iommu.c,v 1.23 2000/08/01 00:22:41 eeh Exp $   */
 
 /*
  * Copyright (c) 1999, 2000 Matthew R. Green
@@ -584,6 +584,9 @@
        sgsize = round_page(map->dm_segs[0].ds_len + 
                            ((int)map->dm_segs[0].ds_addr & PGOFSET));
 
+       /* Flush the caches */
+       bus_dmamap_unload(t->_parent, map);
+
        /* Mark the mappings as invalid. */
        map->dm_mapsize = 0;
        map->dm_nsegs = 0;
@@ -593,7 +596,6 @@
        splx(s);
        if (error != 0)
                printf("warning: %qd of DVMA space lost\n", (long long)sgsize);
-       cache_flush((caddr_t)(u_long)dvmaddr, (u_int)sgsize);   
 }