sys/bus/eisa/eisaconf.h

   1 /*
   2  * EISA bus device definitions
   3  *
   4  * Copyright (c) 1995, 1996 Justin T. Gibbs.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice immediately at the beginning of the file, without modification,
  12  *    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. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  * $FreeBSD: src/sys/dev/eisa/eisaconf.h,v 1.20 1999/08/28 00:43:39 peter Exp $
  32  * $DragonFly: src/sys/bus/eisa/eisaconf.h,v 1.4 2006/10/23 21:50:31 dillon Exp $
  33  */
  34
  35 #ifndef _BUS_EISA_EISACONF_H_
  36 #define _BUS_EISA_EISACONF_H_
  37
  38 #define EISA_SLOT_SIZE 0x1000
  39
  40 #define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@')  /* Bits 26-30 */
  41 #define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@')  /* Bits 21-25 */
  42 #define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@')  /* Bits 16-20 */
  43 #define EISA_MFCTR_ID(ID)    (short)((ID>>16) & 0xFF)         /* Bits 16-31 */
  44 #define EISA_PRODUCT_ID(ID)  (short)((ID>>4)  & 0xFFF)        /* Bits  4-15 */
  45 #define EISA_REVISION_ID(ID) (u_char)(ID & 0x0F)              /* Bits  0-3  */
  46
  47 extern int num_eisa_slots;
  48
  49 typedef u_int32_t eisa_id_t;
  50
  51 enum eisa_device_ivars {
  52     EISA_IVAR_SLOT,
  53     EISA_IVAR_ID,
  54     EISA_IVAR_IRQ
  55 };
  56
  57 #define EISA_TRIGGER_EDGE       0x0
  58 #define EISA_TRIGGER_LEVEL      0x1
  59
  60 /*
  61  * Simplified accessors for isa devices
  62  */
  63 #define EISA_ACCESSOR(A, B, T)                                           \
  64                                                                          \
  65 static __inline T eisa_get_ ## A(device_t dev)                           \
  66 {                                                                        \
  67         uintptr_t v;                                                     \
  68         BUS_READ_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, &v); \
  69         return (T) v;                                                    \
  70 }                                                                        \
  71                                                                          \
  72 static __inline void eisa_set_ ## A(device_t dev, T t)                   \
  73 {                                                                        \
  74         u_long v = (u_long) t;                                           \
  75         BUS_WRITE_IVAR(device_get_parent(dev), dev, EISA_IVAR_ ## B, v); \
  76 }
  77
  78 EISA_ACCESSOR(slot, SLOT, int)
  79 EISA_ACCESSOR(id, ID, eisa_id_t)
  80 EISA_ACCESSOR(irq, IRQ, eisa_id_t)
  81
  82 int eisa_add_intr (device_t, int, int);
  83
  84 #define         RESVADDR_NONE           0x00
  85 #define         RESVADDR_BITMASK        0x01    /* size is a mask of reserved
  86                                                  * bits at addr
  87                                                  */
  88 #define         RESVADDR_RELOCATABLE    0x02
  89 int eisa_add_iospace (device_t, u_long, u_long, int);
  90 int eisa_add_mspace (device_t, u_long, u_long, int);
  91
  92 #endif /* _BUS_EISA_EISACONF_H_ */