REG_BRIDGE_CTRL
val = bcm_pcib_read_reg(sc, REG_BRIDGE_CTRL);
bcm_pcib_set_reg(sc, REG_BRIDGE_CTRL, val);
val = bcm_pcib_read_reg(sc, REG_BRIDGE_CTRL);
bcm_pcib_set_reg(sc, REG_BRIDGE_CTRL, val);
val = bcm_pcib_read_reg(sc, REG_BRIDGE_CTRL);
bcm_pcib_set_reg(sc, REG_BRIDGE_CTRL, val);