COM_IIR 44 bsp/boot/ppc/prep/debug.c #define COM_IIR (COM_BASE + 0x02) /* interrupt identification register */ COM_IIR 46 bsp/boot/x86/pc/debug.c #define COM_IIR (COM_BASE + 0x02) /* interrupt identification register */ COM_IIR 54 bsp/drv/dev/serial/ns16550.c #define COM_IIR (COM_BASE + 0x02) /* interrupt identification register */