TXP_IMR
WRITE_REG(sc, TXP_IMR, TXP_INT_A2H_3);
WRITE_REG(sc, TXP_IMR,
WRITE_REG(sc, TXP_IMR,
imr = READ_REG(sc, TXP_IMR);
WRITE_REG(sc, TXP_IMR, imr | TXP_INT_A2H_0);
WRITE_REG(sc, TXP_IMR, imr);
WRITE_REG(sc, TXP_IMR, TXP_INT_RESERVED | TXP_INT_SELF |
WRITE_REG(sc, TXP_IMR, TXP_INT_A2H_3);