tws_write_reg
tws_write_reg(sc, TWS_I2O0_HOBDBC, ~0, 4);
tws_write_reg(sc, TWS_I2O0_CTL, reg | TWS_BIT1, 4);
tws_write_reg(sc, TWS_I2O0_HOBDBC, TWS_BIT18, 4);
tws_write_reg(sc, TWS_I2O0_HOBDBC, ~0, 4);
tws_write_reg(sc, TWS_I2O0_HOBQPH, reg, 4);
tws_write_reg(sc, TWS_I2O0_HOBQPL, reg, 4);
tws_write_reg(sc, TWS_I2O0_HOBDBC, ~0, 4);
tws_write_reg(sc, TWS_I2O0_HOBQPH, paddrh, 4);
tws_write_reg(sc, TWS_I2O0_HOBQPL, paddrl, 4);
tws_write_reg(sc, TWS_I2O0_HIBQPH, regh, 4);
tws_write_reg(sc, TWS_I2O0_HIBQPL, regl, 4);
tws_write_reg(sc, TWS_I2O0_HIMASK, TWS_BIT0, 4);
tws_write_reg(sc, TWS_I2O0_HIMASK, ~0, 4);
tws_write_reg(sc, TWS_I2O0_HIMASK, reg, 4);
tws_write_reg(sc, TWS_I2O0_HIMASK, reg, 4);
tws_write_reg(sc, TWS_I2O0_HIBDB, reg | TWS_BIT8, 4);
void tws_write_reg(struct tws_softc *sc, int offset,