sys/dev/usb/umct.h

   1 /*      $NetBSD: umct.h,v 1.1 2001/03/28 18:42:13 ichiro Exp $  */
   2 /*
   3  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   4  * All rights reserved.
   5  *
   6  * This code is derived from software contributed to The NetBSD Foundation
   7  * by Ichiro FUKUHARA (ichiro@ichiro.org).
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 /*
  32  * Vendor Request Interface
  33  */
  34 #define UMCT_SET_REQUEST        0x40
  35 #define UMCT_GET_REQUEST        0xc0
  36
  37 #define REQ_SET_BAUD_RATE       5       /* Set Baud Rate Divisor */
  38 #define LENGTH_BAUD_RATE        4
  39
  40 #define REQ_GET_MSR             2       /* Get Modem Status Register (MSR) */
  41 #define LENGTH_GET_MSR          1
  42
  43 #define REQ_GET_LCR             6       /* Get Line Control Register (LCR) */
  44 #define LENGTH_GET_LCR          1
  45
  46 #define REQ_SET_LCR             7       /* Set Line Control Register (LCR) */
  47 #define LENGTH_SET_LCR          1
  48
  49 #define REQ_SET_MCR             10      /* Set Modem Control Register (MCR) */
  50 #define LENGTH_SET_MCR          1
  51
  52 /*
  53  * Baud rate (divisor)
  54  */
  55 #define UMCT_BAUD_RATE(b)       (115200/b)
  56
  57 /*
  58  * Line Control Register (LCR)
  59  */
  60 #define LCR_SET_BREAK           0x40
  61 #define LCR_PARITY_EVEN         0x18
  62 #define LCR_PARITY_ODD          0x08
  63 #define LCR_PARITY_NONE         0x00
  64 #define LCR_DATA_BITS_5         0x00
  65 #define LCR_DATA_BITS_6         0x01
  66 #define LCR_DATA_BITS_7         0x02
  67 #define LCR_DATA_BITS_8         0x03
  68 #define LCR_STOP_BITS_2         0x04
  69 #define LCR_STOP_BITS_1         0x00
  70
  71 /*
  72  * Modem Control Register (MCR)
  73  */
  74 #define MCR_NONE                0x8
  75 #define MCR_RTS                 0xa
  76 #define MCR_DTR                 0x9
  77
  78 /*
  79  * Modem Status Register (MSR)
  80  */
  81 #define MSR_CD                  0x80    /* Current CD */
  82 #define MSR_RI                  0x40    /* Current RI */
  83 #define MSR_DSR                 0x20    /* Current DSR */
  84 #define MSR_CTS                 0x10    /* Current CTS */
  85 #define MSR_DCD                 0x08    /* Delta CD */
  86 #define MSR_DRI                 0x04    /* Delta RI */
  87 #define MSR_DDSR                0x02    /* Delta DSR */
  88 #define MSR_DCTS                0x01    /* Delta CTS */
  89
  90 /*
  91  * Line Status Register (LSR)
  92  */
  93 #define LSR_ERR                 0x80    /* OE | PE | FE | BI */
  94 #define LSR_TEMT                0x40    /* transmit register empty */
  95 #define LSR_THRE                0x20    /* transmit holding register empty */
  96 #define LSR_BI                  0x10    /* break indicator */
  97 #define LSR_FE                  0x08    /* framing error */
  98 #define LSR_OE                  0x02    /* overrun error */
  99 #define LSR_PE                  0x04    /* parity error */
 100 #define LSR_OE                  0x02    /* overrun error */
 101 #define LSR_DR                  0x01    /* receive data ready */