SH4_IPRB
_reg_write_2(SH4_IPRB, 0);
{ "WDT", SH4_IPRB, 12 },
{ "REF", SH4_IPRB, 8 },
{ "SCI", SH4_IPRB, 4 },
{ "reserve", SH4_IPRB, 0 },
_reg_write_2(SH4_IPRB, 0);