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Annotation of Net2/arch/hp300/dev/fhpibreg.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:  *     @(#)fhpibreg.h  7.1 (Berkeley) 5/8/90
        !            34:  */
        !            35: 
        !            36: #define        vu_char volatile u_char
        !            37: 
        !            38: struct fhpibdevice {
        !            39:        u_char  hpib_pad0;
        !            40:        vu_char hpib_cid;
        !            41:        u_char  hpib_pad1;
        !            42: #define        hpib_ie         hpib_ids
        !            43:        vu_char hpib_ids;
        !            44:        u_char  hpib_pad2;
        !            45:        vu_char hpib_ctrl2;
        !            46:        u_char  hpib_pad3;
        !            47:        vu_char hpib_latch;
        !            48:        u_char  hpib_pad4[9];
        !            49:        vu_char hpib_intr;
        !            50:        u_char  hpib_pad5;
        !            51:        vu_char hpib_imask;
        !            52:        u_char  hpib_pad6;
        !            53:        vu_char hpib_data;
        !            54:        u_char  hpib_pad7;
        !            55:        vu_char hpib_stat;
        !            56:        u_char  hpib_pad8;
        !            57:        vu_char hpib_cmd;
        !            58:        u_char  hpib_pad9;
        !            59:        vu_char hpib_ar;
        !            60:        u_char  hpib_pad10;
        !            61:        vu_char hpib_pmask;
        !            62:        u_char  hpib_pad11;
        !            63:        vu_char hpib_psense;
        !            64: };
        !            65: 
        !            66: /* status bits */
        !            67: #define        ST_READ0        0xC0
        !            68: #define        ST_READ1        0x80
        !            69: #define        ST_IENAB        0x80
        !            70: #define        ST_EOI          0x80
        !            71: #define        ST_ATN          0x40
        !            72: #define        ST_WRITE        0x00
        !            73: 
        !            74: /* control bits */
        !            75: #define        CT_8BIT         0x80
        !            76: #define        CT_REN          0x20
        !            77: #define        CT_IFC          0x10
        !            78: #define        CT_FIFOSEL      0x02
        !            79: #define        CT_INITFIFO     0x01
        !            80: 
        !            81: #define        IM_PABORT       0x40
        !            82: #define        IM_PPRESP       0x20
        !            83: #define        IM_ROOM         0x08
        !            84: #define        IM_BYTE         0x04
        !            85: #define        IM_IDLE         0x02
        !            86: 
        !            87: #define        AR_ARONC        0x80

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