Return to hayespreg.h CVS log

Up to [local] / sys / dev / ic

Annotation of sys/dev/ic/hayespreg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: hayespreg.h,v 1.2 1996/10/31 01:01:30 niklas Exp $    */
                      2: /*     $NetBSD: hayespreg.h,v 1.1 1996/02/10 20:23:40 christos Exp $   */
                      3:
                      4: /*-
                      5:  * Copyright (c) 1995  Sean E. Fagin, John M Vinopal.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. Neither the name of the author nor the names of contributors
                     16:  *    may be used to endorse or promote products derived from this software
                     17:  *    without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
                     23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     29:  * SUCH DAMAGE.
                     30:  */
                     31:
                     32: #ifndef _HAYESPREG_H_
                     33: #define        _HAYESPREG_H_
                     34:
                     35: /*
                     36:  * Definitions for Hayes ESP serial cards.
                     37:  */
                     38:
                     39: /*
                     40:  * CMD1 and CMD2 are the command ports, offsets from <hayesp_iobase>.
                     41:  */
                     42: #define        HAYESP_CMD1     4
                     43: #define        HAYESP_CMD2     5
                     44:
                     45: /*
                     46:  * STAT1 and STAT2 are to get return values and status bytes
                     47:  */
                     48: #define        HAYESP_STATUS1  HAYESP_CMD1
                     49: #define        HAYESP_STATUS2  HAYESP_CMD2
                     50:
                     51: /*
                     52:  * Commands.  Commands are given by writing the command value to
                     53:  * HAYESP_CMD1 and then writing or reading some number of bytes from
                     54:  * HAYESP_CMD2 or HAYESP_STATUS2.
                     55:  */
                     56: #define        HAYESP_GETTEST          0x01    /* self-test command (1b+extras) */
                     57: #define        HAYESP_GETDIPS          0x02    /* get on-board DIP switches (1b) */
                     58: #define        HAYESP_SETFLOWTYPE      0x08    /* set type of flow-control (2b) */
                     59: #define        HAYESP_SETRXFLOW        0x0a    /* set Rx FIFO " levels (4b) */
                     60: #define        HAYESP_SETMODE          0x10    /* set board mode (1b) */
                     61:
                     62: /* Mode bits (HAYESP_SETMODE). */
                     63: #define        HAYESP_MODE_FIFO        0x02    /* act like a 16550 (compat mode) */
                     64: #define        HAYESP_MODE_RTS         0x04    /* use RTS hardware flow control */
                     65: #define        HAYESP_MODE_SCALE       0x80    /* scale FIFO trigger levels */
                     66:
                     67: /* Flow control type bits (HAYESP_SETFLOWTYPE). */
                     68: #define        HAYESP_FLOW_RTS 0x04    /* cmd1: local Rx sends RTS flow control */
                     69: #define        HAYESP_FLOW_CTS 0x10    /* cmd2: local transmitter responds to CTS */
                     70:
                     71: /* Used by HAYESP_SETRXFLOW. */
                     72: #define        HAYESP_RXHIWMARK        768
                     73: #define        HAYESP_RXLOWMARK        512
                     74: #define        HAYESP_HIBYTE(w)        (((w) >> 8) & 0xff)
                     75: #define        HAYESP_LOBYTE(w)        ((w) & 0xff)
                     76:
                     77: #endif /* !_HAYESPREG_H_ */