[src/trunk]: src/sys/arch/evbarm/g42xxeb Don't use DMA for sdmmc on TWINTAIL ...

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

details:   https://anonhg.NetBSD.org/src/rev/1e35c629060e
branches:  trunk
changeset: 755875:1e35c629060e
user:      bsh <bsh%NetBSD.org@localhost>
date:      Sat Jun 26 07:51:45 2010 +0000

description:
Don't use DMA for sdmmc on TWINTAIL for now, because it causes kernel panic.

diffstat:

 sys/arch/evbarm/g42xxeb/g42xxeb_mci.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (28 lines):

diff -r 6eb4bb4de1d0 -r 1e35c629060e sys/arch/evbarm/g42xxeb/g42xxeb_mci.c
--- a/sys/arch/evbarm/g42xxeb/g42xxeb_mci.c     Sat Jun 26 07:23:57 2010 +0000
+++ b/sys/arch/evbarm/g42xxeb/g42xxeb_mci.c     Sat Jun 26 07:51:45 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: g42xxeb_mci.c,v 1.1 2010/03/13 11:37:47 bsh Exp $ */
+/*     $NetBSD: g42xxeb_mci.c,v 1.2 2010/06/26 07:51:45 bsh Exp $ */
 
 /*-
  * Copyright (c) 2009  Genetec Corporation.  All rights reserved.
@@ -58,7 +58,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: g42xxeb_mci.c,v 1.1 2010/03/13 11:37:47 bsh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: g42xxeb_mci.c,v 1.2 2010/06/26 07:51:45 bsh Exp $");
 
 #include <sys/param.h>
 #include <sys/device.h>
@@ -163,6 +163,9 @@
        pxa.pxa_intr = PXA2X0_INT_MMC;
 #endif
 
+       /* disable DMA for sdmmc for now. */
+       SET(sc->sc_mci.sc_caps, PMC_CAPS_NO_DMA);
+
        if (pxamci_attach_sub(self, &pxa)) {
                aprint_error_dev(self,
                    "unable to attach MMC controller\n");