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Annotation of kernel/bsd/dev/zsio.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /* Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved.
                     26:  *
                     27:  *     Serial port ioctl definitions.
                     28:  */
                     29: 
                     30: #import        <sys/ioctl.h>
                     31: 
                     32: 
                     33: /*
                     34:  * Modem signals: for use with TIOCMGET, TIOCMBIS, TIOCMBIC, and TIOCMSET
                     35:  */
                     36: #define        DML_DSR         0000400         /* data set ready, not a real DM bit */
                     37: #define        DML_RNG         0000200         /* ring */
                     38: #define        DML_CAR         0000100         /* carrier detect */
                     39: #define        DML_CTS         0000040         /* clear to send */
                     40: #define        DML_SR          0000020         /* secondary receive */
                     41: #define        DML_ST          0000010         /* secondary transmit */
                     42: #define        DML_RTS         0000004         /* request to send */
                     43: #define        DML_DTR         0000002         /* data terminal ready */
                     44: #define        DML_LE          0000001         /* line enable */
                     45: 
                     46: #ifdef KERNEL_PRIVATE
                     47: 
                     48: /*
                     49:  * Macros for breaking subfields out of device minor number
                     50:  */
                     51: #define        ZSUNIT(m)       ((m) & 0x1f)    /* unit number */
                     52: #define        ZSFLOWCTL(m)    ((m) & 0x20)    /* hw flow control */
                     53: #define        ZSHARDCAR(m)    ((m) & 0x40)    /* hard carrier */
                     54: #define        ZSOUTWARD(m)    ((m) & 0x80)    /* outward line */
                     55: 
                     56: #endif /* KERNEL_PRIVATE */
                     57: 
                     58: /*
                     59:  * ioctl to change receiver silo delay
                     60:  */
                     61: #define        ZIOCTGET        _IOR('z', 0, int)       /* get silo delay */
                     62: #define        ZIOCTSET        _IOW('z', 1, int)       /* set silo delay */
                     63: 
                     64: /*
                     65:  * ioctl to get serial line features
                     66:  * (OR of supported features is returned)
                     67:  */
                     68: #define        ZIOCFGET        _IOR('z', 2, int)       /* get features */
                     69: 
                     70: #define        ZSFEATURE_HWFLOWCTRL    0x0001          /* CTS/RTS flow control */
                     71: 
                     72: 

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