DLM
writel((divisor >> 8) & 0xff, UART1_REG(DLM));
writel((divisor >> 8) & 0xff, UART1_REG(DLM));
writel((divisor >> 8) & 0xff, UART1_REG(DLM));
outb(divisor >> 8, DLM(dev->base_addr));
outb(0, DLM(dev->base_addr));
outb(0, DLM(iobase));
outb(0, DLM(dev->base_addr));
writel((divisor >> 8) & 0xff, UART1_REG(DLM));
MAKE_CMD_WRITE_REG(&currCmd, &cmdLen, number, DLM, HIGH8(divisor));
define_mask(DLM),