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-rw-r--r--sys/arch/armv7/armv7/armv7_machdep.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/arch/armv7/armv7/armv7_machdep.c b/sys/arch/armv7/armv7/armv7_machdep.c
index d538bfc51a6..fabb406e4d3 100644
--- a/sys/arch/armv7/armv7/armv7_machdep.c
+++ b/sys/arch/armv7/armv7/armv7_machdep.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: armv7_machdep.c,v 1.18 2015/01/18 10:17:42 jsg Exp $ */
+/* $OpenBSD: armv7_machdep.c,v 1.19 2015/05/10 05:42:46 jsg Exp $ */
/* $NetBSD: lubbock_machdep.c,v 1.2 2003/07/15 00:25:06 lukem Exp $ */
/*
@@ -461,11 +461,13 @@ initarm(void *arg0, void *arg1, void *arg2)
* XXX pmap_bootstrap() needs an enema.
*/
physical_start = bootconfig.dram[0].address;
- physical_end = physical_start + (bootconfig.dram[0].pages * PAGE_SIZE);
+ physical_end = MIN((uint64_t)physical_start +
+ (bootconfig.dram[0].pages * PAGE_SIZE), (paddr_t)-PAGE_SIZE);
{
physical_freestart = (((unsigned long)esym - KERNEL_TEXT_BASE +0xfff) & ~0xfff) + memstart;
- physical_freeend = memstart+memsize;
+ physical_freeend = MIN((uint64_t)memstart+memsize,
+ (paddr_t)-PAGE_SIZE);
}
physmem = (physical_end - physical_start) / PAGE_SIZE;