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Annotation of 43BSDReno/sys/hpdev/fhpibreg.h, revision 1.1.1.1

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:  *     @(#)fhpibreg.h  7.1 (Berkeley) 5/8/90
                     21:  */
                     22: 
                     23: #define        vu_char volatile u_char
                     24: 
                     25: struct fhpibdevice {
                     26:        u_char  hpib_pad0;
                     27:        vu_char hpib_cid;
                     28:        u_char  hpib_pad1;
                     29: #define        hpib_ie         hpib_ids
                     30:        vu_char hpib_ids;
                     31:        u_char  hpib_pad2;
                     32:        vu_char hpib_ctrl2;
                     33:        u_char  hpib_pad3;
                     34:        vu_char hpib_latch;
                     35:        u_char  hpib_pad4[9];
                     36:        vu_char hpib_intr;
                     37:        u_char  hpib_pad5;
                     38:        vu_char hpib_imask;
                     39:        u_char  hpib_pad6;
                     40:        vu_char hpib_data;
                     41:        u_char  hpib_pad7;
                     42:        vu_char hpib_stat;
                     43:        u_char  hpib_pad8;
                     44:        vu_char hpib_cmd;
                     45:        u_char  hpib_pad9;
                     46:        vu_char hpib_ar;
                     47:        u_char  hpib_pad10;
                     48:        vu_char hpib_pmask;
                     49:        u_char  hpib_pad11;
                     50:        vu_char hpib_psense;
                     51: };
                     52: 
                     53: /* status bits */
                     54: #define        ST_READ0        0xC0
                     55: #define        ST_READ1        0x80
                     56: #define        ST_IENAB        0x80
                     57: #define        ST_EOI          0x80
                     58: #define        ST_ATN          0x40
                     59: #define        ST_WRITE        0x00
                     60: 
                     61: /* control bits */
                     62: #define        CT_8BIT         0x80
                     63: #define        CT_REN          0x20
                     64: #define        CT_IFC          0x10
                     65: #define        CT_FIFOSEL      0x02
                     66: #define        CT_INITFIFO     0x01
                     67: 
                     68: #define        IM_PABORT       0x40
                     69: #define        IM_PPRESP       0x20
                     70: #define        IM_ROOM         0x08
                     71: #define        IM_BYTE         0x04
                     72: #define        IM_IDLE         0x02
                     73: 
                     74: #define        AR_ARONC        0x80

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