Author: jhibbits
Date: Wed Jul 24 02:01:01 2013
New Revision: 253588
URL: http://svnweb.freebsd.org/changeset/base/253588
Log:
Increase the size of the OFW bounce buffer to 4 pages. With this I can now
run
'ofwdump -ap' on my quad G5.
MFC after: 9.2 branch
Modified:
head/sys/powerpc/ofw/ofw_real.c
Modified: head/sys/powerpc/ofw/ofw_real.c
==============================================================================
--- head/sys/powerpc/ofw/ofw_real.c Wed Jul 24 01:25:56 2013
(r253587)
+++ head/sys/powerpc/ofw/ofw_real.c Wed Jul 24 02:01:01 2013
(r253588)
@@ -210,12 +210,12 @@ ofw_real_bounce_alloc(void *junk)
mtx_lock(&of_bounce_mtx);
- of_bounce_virt = contigmalloc(PAGE_SIZE, M_OFWREAL, 0, 0,
+ of_bounce_virt = contigmalloc(4 * PAGE_SIZE, M_OFWREAL, 0, 0,
ulmin(platform_real_maxaddr(), BUS_SPACE_MAXADDR_32BIT), PAGE_SIZE,
- PAGE_SIZE);
+ 4 * PAGE_SIZE);
of_bounce_phys = vtophys(of_bounce_virt);
- of_bounce_size = PAGE_SIZE;
+ of_bounce_size = 4 * PAGE_SIZE;
/*
* For virtual-mode OF, direct map this physical address so that
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