SH3_IPRB
DPRINTF((TEXT("IPRB 0x%08x\n"), _reg_read_2(SH3_IPRB)));
{ "WDT", SH3_IPRB, 12 },
{ "REF", SH3_IPRB, 8 },
{ "SCI", SH3_IPRB, 4 },
{ "reserve", SH3_IPRB, 0 },
_reg_write_2(SH3_IPRB, 0);