SMC_outb
SMC_outb(__val16, a, __reg); \
SMC_outb(__val16 >> 8, a, __reg + (1 << SMC_IO_SHIFT)); \
SMC_outb(x, ioaddr, PN_REG(lp)); \
SMC_outb(x, ioaddr, INT_REG(lp)); \
SMC_outb(x, ioaddr, IM_REG(lp)); \