COM9026_REG_RW_MEMDATA
*(dest++) = arcnet_inb(ioaddr, COM9026_REG_RW_MEMDATA);
arcnet_outb(*(dest++), ioaddr, COM9026_REG_RW_MEMDATA);
status = arcnet_inb(ioaddr, COM9026_REG_RW_MEMDATA);
return arcnet_inb(ioaddr, COM9026_REG_RW_MEMDATA);
arcnet_outb(datum, ioaddr, COM9026_REG_RW_MEMDATA);