COM_DLM 109 bsp/boot/ppc/prep/debug.c outb(COM_DLM, 0x00); COM_DLM 96 bsp/boot/x86/pc/debug.c outb(COM_DLM, 0x00); COM_DLM 181 bsp/drv/dev/serial/ns16550.c bus_write_8(COM_DLM, 0x00);