INTCSR_REG
outl(bits, cb_priv->amcc_iobase + INTCSR_REG);
outl(0, cb_priv->amcc_iobase + INTCSR_REG);
if ((inl(priv->amcc_iobase + INTCSR_REG) &
outl(bits, priv->amcc_iobase + INTCSR_REG);