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authorDale Farnsworth <dale@farnsworth.org>2008-12-17 10:09:13 +0000
committerPaul Mackerras <paulus@samba.org>2008-12-23 15:13:29 +1100
commitccdcef72c249c289898b164eada89a61855b9287 (patch)
tree4a60305aaaa89949b2f979226cc192d8d5a3eb2c /arch/powerpc/mm/init_32.c
parent01695a9687e5a8d78589605037cc7828a5b67ac9 (diff)
powerpc/32: Add the ability for a classic ppc kernel to be loaded at 32M
Add the ability for a classic ppc kernel to be loaded at an address of 32MB. This done by fixing a few places that assume we are loaded at address 0, and by changing several uses of KERNELBASE to use PAGE_OFFSET, instead. Signed-off-by: Dale Farnsworth <dale@farnsworth.org> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/mm/init_32.c')
-rw-r--r--arch/powerpc/mm/init_32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 578294c3b1c..666a5e8a5be 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -48,7 +48,7 @@
#if defined(CONFIG_KERNEL_START_BOOL) || defined(CONFIG_LOWMEM_SIZE_BOOL)
/* The ammount of lowmem must be within 0xF0000000 - KERNELBASE. */
-#if (CONFIG_LOWMEM_SIZE > (0xF0000000 - KERNELBASE))
+#if (CONFIG_LOWMEM_SIZE > (0xF0000000 - PAGE_OFFSET))
#error "You must adjust CONFIG_LOWMEM_SIZE or CONFIG_START_KERNEL"
#endif
#endif