FIX_IMMR_BASE     270 arch/powerpc/include/asm/nohash/32/mmu-8xx.h #define VIRT_IMMR_BASE (__fix_to_virt(FIX_IMMR_BASE))
FIX_IMMR_BASE     778 arch/powerpc/kernel/asm-offsets.c 	DEFINE(VIRT_IMMR_BASE, (u64)__fix_to_virt(FIX_IMMR_BASE));