AC_UDVMA_ENB 20 arch/m68k/include/asm/contregs.h #define AC_UDVMA_ENB 0x50000000 /* 34 Not used on Sun boards, byte */ AC_UDVMA_ENB 34 arch/m68k/include/asm/sun3mmu.h #define AC_UDVMA_ENB 0x50000000 /* 34 Not used on Sun boards, byte */