AC_BOOT_SCC        31 arch/m68k/include/asm/contregs.h #define AC_BOOT_SCC   0xF0000000    /* 34  bypass to access Zilog 8530. byte.*/
AC_BOOT_SCC        45 arch/m68k/include/asm/sun3mmu.h #define AC_BOOT_SCC   0xF0000000    /* 34  bypass to access Zilog 8530. byte.*/