[src/trunk]: src/sys/arch/arm/broadcom Handle BUS_SPACE_MAP_PREFETCHABLE like...

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

details:   https://anonhg.NetBSD.org/src/rev/d3b30d59ba40
branches:  trunk
changeset: 783813:d3b30d59ba40
user:      matt <matt%NetBSD.org@localhost>
date:      Wed Jan 09 17:45:13 2013 +0000

description:
Handle BUS_SPACE_MAP_PREFETCHABLE like BUS_SPACE_MAP_CACHEABLE.

diffstat:

 sys/arch/arm/broadcom/bcmgen_space.c |  11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diffs (37 lines):

diff -r 3cf06e52445e -r d3b30d59ba40 sys/arch/arm/broadcom/bcmgen_space.c
--- a/sys/arch/arm/broadcom/bcmgen_space.c      Wed Jan 09 16:28:41 2013 +0000
+++ b/sys/arch/arm/broadcom/bcmgen_space.c      Wed Jan 09 17:45:13 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bcmgen_space.c,v 1.1 2012/09/01 00:04:44 matt Exp $    */
+/*     $NetBSD: bcmgen_space.c,v 1.2 2013/01/09 17:45:13 matt Exp $    */
 
 /*-
  * Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
 
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bcmgen_space.c,v 1.1 2012/09/01 00:04:44 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bcmgen_space.c,v 1.2 2013/01/09 17:45:13 matt Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -181,13 +181,16 @@
        /* XXX use extent manager to check duplicate mapping */
 
        va = uvm_km_alloc(kernel_map, endpa - startpa, 0,
-           UVM_KMF_VAONLY | UVM_KMF_NOWAIT);
+           UVM_KMF_VAONLY | UVM_KMF_NOWAIT | UVM_KMF_COLORMATCH);
        if (!va)
                return ENOMEM;
 
        *bshp = (bus_space_handle_t)(va + (bpa - startpa));
 
-       const int pmapflags = (flag & BUS_SPACE_MAP_CACHEABLE) ? 0 : PMAP_NOCACHE;
+       const int pmapflags =
+           (flag & (BUS_SPACE_MAP_CACHEABLE|BUS_SPACE_MAP_PREFETCHABLE))
+               ? 0
+               : PMAP_NOCACHE;
        for (pa = startpa; pa < endpa; pa += PAGE_SIZE, va += PAGE_SIZE) {
                pmap_kenter_pa(va, pa, VM_PROT_READ | VM_PROT_WRITE, pmapflags);
        }