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Annotation of sys/dev/hil/hilvar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: hilvar.h,v 1.10 2006/11/05 14:39:32 miod Exp $        */
        !             2: /*
        !             3:  * Copyright (c) 2003, Miodrag Vallat.
        !             4:  * All rights reserved.
        !             5:  *
        !             6:  * Redistribution and use in source and binary forms, with or without
        !             7:  * modification, are permitted provided that the following conditions
        !             8:  * are met:
        !             9:  * 1. Redistributions of source code must retain the above copyright
        !            10:  *    notice, this list of conditions and the following disclaimer.
        !            11:  * 2. Redistributions in binary form must reproduce the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer in the
        !            13:  *    documentation and/or other materials provided with the distribution.
        !            14:  *
        !            15:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            16:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
        !            17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
        !            18:  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
        !            19:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
        !            20:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        !            21:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            22:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
        !            23:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
        !            24:  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            25:  * POSSIBILITY OF SUCH DAMAGE.
        !            26:  *
        !            27:  */
        !            28:
        !            29: /*
        !            30:  * Copyright (c) 1988 University of Utah.
        !            31:  * Copyright (c) 1990, 1993
        !            32:  *     The Regents of the University of California.  All rights reserved.
        !            33:  *
        !            34:  * This code is derived from software contributed to Berkeley by
        !            35:  * the Systems Programming Group of the University of Utah Computer
        !            36:  * Science Department.
        !            37:  *
        !            38:  * Redistribution and use in source and binary forms, with or without
        !            39:  * modification, are permitted provided that the following conditions
        !            40:  * are met:
        !            41:  * 1. Redistributions of source code must retain the above copyright
        !            42:  *    notice, this list of conditions and the following disclaimer.
        !            43:  * 2. Redistributions in binary form must reproduce the above copyright
        !            44:  *    notice, this list of conditions and the following disclaimer in the
        !            45:  *    documentation and/or other materials provided with the distribution.
        !            46:  * 3. Neither the name of the University nor the names of its contributors
        !            47:  *    may be used to endorse or promote products derived from this software
        !            48:  *    without specific prior written permission.
        !            49:  *
        !            50:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            51:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            52:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            53:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            54:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            55:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            56:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            57:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            58:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            59:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            60:  * SUCH DAMAGE.
        !            61:  *
        !            62:  * from: Utah $Hdr: hilvar.h 1.3 92/01/21$
        !            63:  *
        !            64:  *     @(#)hilvar.h    8.1 (Berkeley) 6/10/93
        !            65:  */
        !            66:
        !            67: #define NHILD          8               /* 7 actual + loop pseudo (dev 0) */
        !            68:
        !            69: struct hildev_softc;
        !            70:
        !            71: struct hil_softc {
        !            72:        struct device   sc_dev;
        !            73:        bus_space_handle_t sc_bsh;
        !            74:        bus_space_tag_t sc_bst;
        !            75:        int             *sc_console;    /* console path set to hil */
        !            76:
        !            77:        struct proc     *sc_thread;     /* event handling thread */
        !            78:
        !            79:        int             sc_cmddone;
        !            80:        int             sc_cmdending;
        !            81:        u_int           sc_actdev;      /* current input device */
        !            82:        u_int           sc_cmddev;      /* device to perform command on */
        !            83:        u_int8_t        sc_pollbuf[HILBUFSIZE]; /* interrupt time input buf */
        !            84:        u_int8_t        sc_cmdbuf[HILBUFSIZE];
        !            85:        u_int8_t        *sc_pollbp;     /* pointer into sc_pollbuf */
        !            86:        u_int8_t        *sc_cmdbp;      /* pointer into sc_cmdbuf */
        !            87:
        !            88:        int             sc_status;      /* initialization status */
        !            89: #define        HIL_STATUS_BUSY         0x00
        !            90: #define        HIL_STATUS_READY        0x01
        !            91:        int             sc_pending;     /* reconfiguration events in progress */
        !            92: #define        HIL_PENDING_RECONFIG    0x01
        !            93: #define        HIL_PENDING_UNPLUGGED   0x02
        !            94:        u_int           sc_maxdev;      /* number of devices on loop */
        !            95:        struct hildev_softc *sc_devices[NHILD]; /* interrupt dispatcher */
        !            96: };
        !            97:
        !            98: #ifdef _KERNEL
        !            99:
        !           100: int    send_hil_cmd(struct hil_softc *, u_int, u_int8_t *, u_int, u_int8_t *);
        !           101: int    send_hildev_cmd(struct hildev_softc *, u_int, u_int8_t *, u_int *);
        !           102: void   hil_set_poll(struct hil_softc *, int);
        !           103: int    hil_poll_data(struct hildev_softc *, u_int8_t *, u_int8_t *);
        !           104:
        !           105: void   hil_attach(struct hil_softc *, int *);
        !           106: void   hil_attach_deferred(void *);
        !           107: int    hil_intr(void *);
        !           108: int    hildevprint(void *, const char *);
        !           109:
        !           110: #endif /* _KERNEL */