[POWERPC] 8xx: Set initial memory limit.

[deliverable/linux.git] / arch / powerpc / mm / init_32.c

diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 27c234fb5118244c4a4ca31ef2d1723b0737bf34..977cb1ee5e7269e353755c190cf945931a51413c 100644 (file)
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -132,6 +132,9 @@ void __init MMU_init(void)
        /* 601 can only access 16MB at the moment */
        if (PVR_VER(mfspr(SPRN_PVR)) == 1)
                __initial_memory_limit = 0x01000000;
+       /* 8xx can only access 8MB at the moment */
+       if (PVR_VER(mfspr(SPRN_PVR)) == 0x50)
+               __initial_memory_limit = 0x00800000;
 
        /* parse args from command line */
        MMU_setup();