Searched refs:com_iir (Results 1 – 3 of 3) sorted by relevance
| /freebsd-12-stable/sys/dev/ic/ |
| D | ns16550.h | 58 #define com_iir 2 /* interrupt identification register (R) */ macro
59 #define REG_IIR com_iir
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| /freebsd-12-stable/contrib/gdb/gdb/ |
| D | ser-go32.c | 45 #define com_iir 2 /* interrupt identification (R) */ macro
297 iir = inb (port, com_iir) & IIR_IMASK; in dos_comisr()
493 outb (port, com_iir, 0); in dos_open()
496 if ((inb (port, com_iir) & 0x38) == 0) in dos_open()
511 port->fifo = ((inb (port, com_iir) & IIR_FIFO_MASK) == IIR_FIFO_MASK); in dos_open()
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| /freebsd-12-stable/sys/dev/sio/ |
| D | sio.c | 675 failures[6] = sio_getreg(com, com_iir);
686 if (sio_getreg(com, com_iir) & IIR_NOPEND) {
733 failures[4] = (sio_getreg(com, com_iir) & IIR_IMASK) - IIR_TXRDY;
736 failures[6] = (sio_getreg(com, com_iir) & IIR_IMASK) - IIR_NOPEND;
752 failures[9] = (sio_getreg(com, com_iir) & IIR_IMASK) - IIR_NOPEND;
927 com->int_id_port = iobase + com_iir;
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