AC_M_RPR1          50 arch/m68k/include/asm/contregs.h #define AC_M_RPR1     0x1500        /*  h  Root Pointer Reg (entry 2)        */
AC_M_RPR1          28 arch/sparc/include/asm/contregs.h #define AC_M_RPR1     0x1500        /*  h  Root Pointer Reg (entry 2)        */