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Annotation of Net2/arch/hp300/dev/hpibvar.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1982, 1990 The Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms, with or without
        !             6:  * modification, are permitted provided that the following conditions
        !             7:  * are met:
        !             8:  * 1. Redistributions of source code must retain the above copyright
        !             9:  *    notice, this list of conditions and the following disclaimer.
        !            10:  * 2. Redistributions in binary form must reproduce the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer in the
        !            12:  *    documentation and/or other materials provided with the distribution.
        !            13:  * 3. All advertising materials mentioning features or use of this software
        !            14:  *    must display the following acknowledgement:
        !            15:  *     This product includes software developed by the University of
        !            16:  *     California, Berkeley and its contributors.
        !            17:  * 4. Neither the name of the University nor the names of its contributors
        !            18:  *    may be used to endorse or promote products derived from this software
        !            19:  *    without specific prior written permission.
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            31:  * SUCH DAMAGE.
        !            32:  *
        !            33:  *     @(#)hpibvar.h   7.3 (Berkeley) 5/7/91
        !            34:  */
        !            35: 
        !            36: #define        HPIB_IPL(x)     ((((x) >> 4) & 0x3) + 3)
        !            37: 
        !            38: #define        HPIBA           32
        !            39: #define        HPIBB           1
        !            40: #define        HPIBC           8
        !            41: #define        HPIBA_BA        21
        !            42: #define        HPIBC_BA        30
        !            43: #define        HPIBA_IPL       3
        !            44: 
        !            45: #define        CSA_BA          0x1F
        !            46: 
        !            47: #define        IDS_WDMA        0x04
        !            48: #define        IDS_WRITE       0x08
        !            49: #define        IDS_IR          0x40
        !            50: #define        IDS_IE          0x80
        !            51: #define        IDS_DMA(x)      (1 << (x))
        !            52: 
        !            53: #define        C_DCL           0x14
        !            54: #define        C_LAG           0x20
        !            55: #define        C_UNL           0x3f
        !            56: #define        C_TAG           0x40
        !            57: #define        C_UNA           0x5e
        !            58: #define        C_UNT           0x5f
        !            59: #define        C_SCG           0x60
        !            60: 
        !            61: struct hpib_softc {
        !            62:        struct  hp_ctlr *sc_hc;
        !            63:        int     sc_flags;
        !            64:        struct  devqueue sc_dq;
        !            65:        struct  devqueue sc_sq;
        !            66:        int     sc_ba;
        !            67:        int     sc_type;
        !            68:        char    *sc_addr;
        !            69:        int     sc_count;
        !            70:        int     sc_curcnt;
        !            71: };
        !            72: 
        !            73: /* sc_flags */
        !            74: #define        HPIBF_IO        0x1
        !            75: #define        HPIBF_DONE      0x2
        !            76: #define        HPIBF_PPOLL     0x4
        !            77: #define        HPIBF_READ      0x8
        !            78: #define        HPIBF_DMA16     0x8000
        !            79: 
        !            80: #ifdef KERNEL
        !            81: extern struct hpib_softc hpib_softc[];
        !            82: extern caddr_t internalhpib;
        !            83: extern int hpibtimeout;
        !            84: extern int hpibdmathresh;
        !            85: #endif

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