SH4_WCR1
reg = _reg_read_4(SH4_WCR1);
_reg_write_4(SH4_WCR1, reg);
_reg_write_4(SH4_WCR1, BSC_WCR1_VAL);
_reg_write_4(SH4_WCR1, BSC_WCR1_VAL);
_reg_write_4(SH4_WCR1, 0x11111111);
_reg_write_4(SH4_PCIWCR1, _reg_read_4(SH4_WCR1));