[src/trunk]: src/sys/dev/sbus round the space we bus_space_map() up to PAGE_S...

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

details:   https://anonhg.NetBSD.org/src/rev/cbc03bb32c46
branches:  trunk
changeset: 751200:cbc03bb32c46
user:      macallan <macallan%NetBSD.org@localhost>
date:      Wed Jan 27 21:02:22 2010 +0000

description:
round the space we bus_space_map() up to PAGE_SIZE alignment

diffstat:

 sys/dev/sbus/agten.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (36 lines):

diff -r 09c3eb986d35 -r cbc03bb32c46 sys/dev/sbus/agten.c
--- a/sys/dev/sbus/agten.c      Wed Jan 27 21:01:33 2010 +0000
+++ b/sys/dev/sbus/agten.c      Wed Jan 27 21:02:22 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: agten.c,v 1.22 2009/09/17 16:39:48 tsutsui Exp $ */
+/*     $NetBSD: agten.c,v 1.23 2010/01/27 21:02:22 macallan Exp $ */
 
 /*-
  * Copyright (c) 2007 Michael Lorenz
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: agten.c,v 1.22 2009/09/17 16:39:48 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: agten.c,v 1.23 2010/01/27 21:02:22 macallan Exp $");
 
 /*
  * a driver for the Fujitsu AG-10e SBus framebuffer
@@ -74,6 +74,8 @@
 #include <dev/ic/i128reg.h>
 #include <dev/ic/i128var.h>
 
+#include <machine/vmparam.h>
+
 #include "opt_agten.h"
 #include "ioconf.h"
 
@@ -246,7 +248,7 @@
        sc->sc_i128_fbsz = prom_getpropint(node, "i128_fb_size", -1);
        if (sbus_bus_map(sc->sc_bustag,
            sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg,
-           sc->sc_stride * sc->sc_height,
+           (sc->sc_stride * sc->sc_height + PAGE_MASK) & ~PAGE_MASK,
            BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_LARGE, 
            &sc->sc_i128_fbh) != 0) {