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Annotation of sys/arch/hp300/stand/include/device.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: device.h,v 1.2 2003/06/02 23:27:46 millert Exp $      */
                      2: /*     $NetBSD: device.h,v 1.1 1997/01/30 10:31:44 thorpej Exp $       */
                      3:
                      4: /*
                      5:  * Copyright (c) 1982, 1990, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. Neither the name of the University nor the names of its contributors
                     17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  *
                     32:  *     @(#)device.h    8.1 (Berkeley) 6/10/93
                     33:  */
                     34:
                     35: struct hp_hw {
                     36:        caddr_t hw_pa;          /* physical address of control space */
                     37:        int     hw_size;        /* size of control space */
                     38:        caddr_t hw_kva;         /* kernel virtual address of control space */
                     39:        short   hw_id;          /* HW returned id */
                     40:        short   hw_secid;       /* secondary HW id (displays) */
                     41:        short   hw_type;        /* type (defined below) */
                     42:        short   hw_sc;          /* select code (if applicable) */
                     43: };
                     44:
                     45: #define        MAXCTLRS        16      /* Size of HW table (arbitrary) */
                     46: #define        MAXSLAVES       8       /* Slaves per controller (HPIB/SCSI limit) */
                     47:
                     48: /* bus types */
                     49: #define        B_MASK          0xE000
                     50: #define        B_DIO           0x2000
                     51: #define B_DIOII                0x4000
                     52: #define B_VME          0x6000
                     53: /* controller types */
                     54: #define        C_MASK          0x8F
                     55: #define C_FLAG         0x80
                     56: #define        C_HPIB          0x81
                     57: #define C_SCSI         0x82
                     58: #define C_VME          0x83
                     59: /* device types (controllers with no slaves) */
                     60: #define D_MASK         0x8F
                     61: #define        D_BITMAP        0x01
                     62: #define        D_LAN           0x02
                     63: #define        D_FPA           0x03
                     64: #define        D_KEYBOARD      0x04
                     65: #define        D_COMMDCA       0x05
                     66: #define        D_COMMDCM       0x06
                     67: #define        D_COMMDCL       0x07
                     68: #define        D_PPORT         0x08
                     69: #define        D_MISC          0x7F
                     70:
                     71: #define HW_ISCTLR(hw)  ((hw)->hw_type & C_FLAG)
                     72: #define HW_ISDIOII(hw) ((hw)->hw_type & B_DIOII)
                     73: #define HW_ISHPIB(hw)  (((hw)->hw_type & C_MASK) == C_HPIB)
                     74: #define HW_ISSCSI(hw)  (((hw)->hw_type & C_MASK) == C_SCSI)
                     75: #define HW_ISDEV(hw,d) (((hw)->hw_type & D_MASK) == (d))