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Annotation of 43BSDReno/sys/hpdev/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 is only permitted until one year after the first shipment
        !             6:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
        !             7:  * binary forms are permitted provided that: (1) source distributions retain
        !             8:  * this entire copyright notice and comment, and (2) distributions including
        !             9:  * binaries display the following acknowledgement:  This product includes
        !            10:  * software developed by the University of California, Berkeley and its
        !            11:  * contributors'' in the documentation or other materials provided with the
        !            12:  * distribution and in all advertising materials mentioning features or use
        !            13:  * of this software.  Neither the name of the University nor the names of
        !            14:  * its contributors may be used to endorse or promote products derived from
        !            15:  * this software without specific prior written permission.
        !            16:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            17:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            18:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            19:  *
        !            20:  *     @(#)hpibvar.h   7.1 (Berkeley) 5/8/90
        !            21:  */
        !            22: 
        !            23: #define        HPIB_IPL(x)     ((((x) >> 4) & 0x3) + 3)
        !            24: 
        !            25: #define        HPIBA           32
        !            26: #define        HPIBB           1
        !            27: #define        HPIBC           8
        !            28: #define        HPIBA_BA        21
        !            29: #define        HPIBC_BA        30
        !            30: #define        HPIBA_IPL       3
        !            31: 
        !            32: #define        CSA_BA          0x1F
        !            33: 
        !            34: #define        IDS_WDMA        0x04
        !            35: #define        IDS_WRITE       0x08
        !            36: #define        IDS_IR          0x40
        !            37: #define        IDS_IE          0x80
        !            38: #define        IDS_DMA(x)      (1 << (x))
        !            39: 
        !            40: #define        C_DCL           0x14
        !            41: #define        C_LAG           0x20
        !            42: #define        C_UNL           0x3f
        !            43: #define        C_TAG           0x40
        !            44: #define        C_UNA           0x5e
        !            45: #define        C_UNT           0x5f
        !            46: #define        C_SCG           0x60
        !            47: 
        !            48: struct hpib_softc {
        !            49:        struct  hp_ctlr *sc_hc;
        !            50:        int     sc_flags;
        !            51:        struct  devqueue sc_dq;
        !            52:        struct  devqueue sc_sq;
        !            53:        int     sc_ba;
        !            54:        int     sc_type;
        !            55:        char    *sc_addr;
        !            56:        int     sc_count;
        !            57:        int     sc_curcnt;
        !            58: };
        !            59: 
        !            60: /* sc_flags */
        !            61: #define        HPIBF_IO        0x1
        !            62: #define        HPIBF_DONE      0x2
        !            63: #define        HPIBF_PPOLL     0x4
        !            64: #define        HPIBF_READ      0x8
        !            65: #define        HPIBF_DMA16     0x8000
        !            66: 
        !            67: #ifdef KERNEL
        !            68: extern struct hpib_softc hpib_softc[];
        !            69: extern int internalhpib;
        !            70: #endif

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