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authorGeoff Levand <geoffrey.levand@am.sony.com>2006-11-23 00:46:57 +0100
committerPaul Mackerras <paulus@samba.org>2006-12-04 20:40:52 +1100
commit261efc3f178c8c5b55d76208aee1f39ce247f723 (patch)
treef460915b8ea9c334100188b06974c0a34316c981 /include
parent2832a81df7f3cb7e7f912a256c156ddbd3450265 (diff)
[POWERPC] ps3: add lpar addressing
Adds some needed bits for a config option PS3_USE_LPAR_ADDR that disables the PS3 lpar address translation mechanism. This is a currently needed workaround for limitations in the design of the generic cell spu support. Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/sparsemem.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-powerpc/sparsemem.h b/include/asm-powerpc/sparsemem.h
index 38b1ea3b58f..48ad807a0b8 100644
--- a/include/asm-powerpc/sparsemem.h
+++ b/include/asm-powerpc/sparsemem.h
@@ -9,8 +9,14 @@
* MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space
*/
#define SECTION_SIZE_BITS 24
+
+#if defined(CONFIG_PS3_USE_LPAR_ADDR)
+#define MAX_PHYSADDR_BITS 47
+#define MAX_PHYSMEM_BITS 47
+#else
#define MAX_PHYSADDR_BITS 44
#define MAX_PHYSMEM_BITS 44
+#endif
#ifdef CONFIG_MEMORY_HOTPLUG
extern void create_section_mapping(unsigned long start, unsigned long end);