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Annotation of sys/dev/wscons/wsmuxvar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: wsmuxvar.h,v 1.7 2006/08/05 16:59:57 miod Exp $       */
        !             2: /*      $NetBSD: wsmuxvar.h,v 1.10 2005/04/30 03:47:12 augustss Exp $   */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1998 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Author: Lennart Augustsson <augustss@carlstedt.se>
        !             9:  *         Carlstedt Research & Technology
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *        This product includes software developed by the NetBSD
        !            22:  *        Foundation, Inc. and its contributors.
        !            23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            24:  *    contributors may be used to endorse or promote products derived
        !            25:  *    from this software without specific prior written permission.
        !            26:  *
        !            27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            37:  * POSSIBILITY OF SUCH DAMAGE.
        !            38:  */
        !            39:
        !            40: /*
        !            41:  * A ws event source, i.e., wskbd, wsmouse, or wsmux.
        !            42:  */
        !            43: struct wsevsrc {
        !            44:        struct device me_dv;
        !            45:        const struct wssrcops *me_ops;  /* method pointers */
        !            46:        struct wseventvar me_evar;      /* wseventvar opened directly */
        !            47:        struct wseventvar *me_evp;      /* our wseventvar when open */
        !            48: #if NWSDISPLAY > 0
        !            49:        struct device *me_dispdv;       /* our display if part of one */
        !            50: #define        sc_displaydv    sc_base.me_dispdv
        !            51: #endif
        !            52: #if NWSMUX > 0
        !            53:        struct wsmux_softc *me_parent;  /* parent mux device */
        !            54:        CIRCLEQ_ENTRY(wsevsrc) me_next; /* sibling pointers */
        !            55: #endif
        !            56: };
        !            57:
        !            58: /*
        !            59:  * Methods that can be performed on an events source.  Usually called
        !            60:  * from a wsmux.
        !            61:  */
        !            62: struct wssrcops {
        !            63:        int type;                       /* device type: WSMUX_{MOUSE,KBD,MUX} */
        !            64:        int (*dopen)(struct wsevsrc *, struct wseventvar *);
        !            65:        int (*dclose)(struct wsevsrc *);
        !            66:        int (*dioctl)(struct device *, u_long, caddr_t, int, struct proc *);
        !            67:        int (*ddispioctl)(struct device *, u_long, caddr_t, int, struct proc *);
        !            68:        int (*dsetdisplay)(struct device *, struct device *);
        !            69: };
        !            70:
        !            71: #define wsevsrc_open(me, evp) \
        !            72:        ((me)->me_ops->dopen((me), evp))
        !            73: #define wsevsrc_close(me) \
        !            74:        ((me)->me_ops->dclose((me)))
        !            75: #define wsevsrc_ioctl(me, cmd, data, flag, p) \
        !            76:        ((me)->me_ops->dioctl(&(me)->me_dv, cmd, (caddr_t)data, flag, p))
        !            77: #define wsevsrc_display_ioctl(me, cmd, data, flag, p) \
        !            78:        ((me)->me_ops->ddispioctl(&(me)->me_dv, cmd, (caddr_t)data, flag, p))
        !            79: #define wsevsrc_set_display(me, arg) \
        !            80:        ((me)->me_ops->dsetdisplay(&(me)->me_dv, arg))
        !            81:
        !            82: #if NWSMUX > 0
        !            83: struct wsmux_softc {
        !            84:        struct wsevsrc sc_base;
        !            85:        struct proc *sc_p;              /* open proc */
        !            86:        CIRCLEQ_HEAD(, wsevsrc) sc_cld; /* list of children */
        !            87:        u_int32_t sc_kbd_layout;        /* current layout of keyboard */
        !            88: #ifdef WSDISPLAY_COMPAT_RAWKBD
        !            89:        int sc_rawkbd;                  /* A hack to remember the kbd mode */
        !            90: #endif
        !            91: };
        !            92:
        !            93: /*
        !            94:  * configure defines
        !            95:  */
        !            96: #define WSMOUSEDEVCF_MUX               0
        !            97:
        !            98: struct wsmux_softc *wsmux_getmux(int);
        !            99: struct wsmux_softc *wsmux_create(const char *, int);
        !           100: int    wsmux_attach_sc(struct wsmux_softc *, struct wsevsrc *);
        !           101: void   wsmux_detach_sc(struct wsevsrc *);
        !           102: int    wsmux_set_display(struct wsmux_softc *, struct device *);
        !           103:
        !           104: int    wskbd_add_mux(int, struct wsmux_softc *);
        !           105: int    wsmouse_add_mux(int, struct wsmux_softc *);
        !           106:
        !           107: #endif /* NWSMUX > 0 */