sys/arch/hpcmips/include/pci_machdep.h

   1 /*      $NetBSD: pci_machdep.h,v 1.3.10.3 2004/09/21 13:16:11 skrll Exp $       */
   2
   3 /*-
   4  * Copyright (c) 2001 Enami Tsugutomo.
   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, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 /*
  30  * Machine-specific definitions for PCI autoconfiguration.
  31  */
  32
  33 /*
  34  * We want to control both device probe order.
  35  */
  36 #define __PCI_BUS_DEVORDER
  37
  38 /*
  39  * Types provided to machine-independent PCI code
  40  */
  41 typedef struct hpcmips_pci_chipset *pci_chipset_tag_t;
  42 typedef u_long pcitag_t;
  43 typedef u_long pci_intr_handle_t;
  44
  45 /*
  46  * Forward declarations.
  47  */
  48 struct pci_attach_args;
  49
  50 /*
  51  * hpcmips-specific PCI structure and type definitions.
  52  * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
  53  */
  54 struct hpcmips_pci_chipset {
  55         struct device *pc_dev;
  56
  57         void (*pc_attach_hook)(struct device *, struct device *,
  58             struct pcibus_attach_args *);
  59         int (*pc_bus_maxdevs)(pci_chipset_tag_t, int);
  60         int (*pc_bus_devorder)(pci_chipset_tag_t, int, char *);
  61         pcitag_t (*pc_make_tag)(pci_chipset_tag_t, int, int, int);
  62         void (*pc_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, int *,
  63             int *);
  64         pcireg_t (*pc_conf_read)(pci_chipset_tag_t, pcitag_t, int);
  65         void (*pc_conf_write)(pci_chipset_tag_t, pcitag_t, int, pcireg_t);
  66         int (*pc_intr_map)(struct pci_attach_args *, pci_intr_handle_t *);
  67         const char *(*pc_intr_string)(pci_chipset_tag_t, pci_intr_handle_t);
  68         const struct evcnt *(*pc_intr_evcnt)(pci_chipset_tag_t,
  69             pci_intr_handle_t);
  70         void *(*pc_intr_establish)(pci_chipset_tag_t, pci_intr_handle_t, int,
  71             int (*)(void *), void *);
  72         void (*pc_intr_disestablish)(pci_chipset_tag_t, void *);
  73 };
  74
  75 /*
  76  * Functions provided to machine-independent PCI code.
  77  */
  78 #define pci_attach_hook(p, s, pba)                                      \
  79     (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
  80 #define pci_bus_maxdevs(c, b)                                           \
  81     (*(c)->pc_bus_maxdevs)((c), (b))
  82 #ifdef __PCI_BUS_DEVORDER
  83 #define pci_bus_devorder(c, b, d)                                       \
  84     (*(c)->pc_bus_devorder)((c), (b), (d))
  85 #endif
  86 #define pci_make_tag(c, b, d, f)                                        \
  87     (*(c)->pc_make_tag)((c), (b), (d), (f))
  88 #define pci_decompose_tag(c, t, bp, dp, fp)                             \
  89     (*(c)->pc_decompose_tag)((c), (t), (bp), (dp), (fp))
  90 #define pci_conf_read(c, t, r)                                          \
  91     (*(c)->pc_conf_read)((c), (t), (r))
  92 #define pci_conf_write(c, t, r, v)                                      \
  93     (*(c)->pc_conf_write)((c), (t), (r), (v))
  94 #define pci_intr_map(pa, ihp)                                           \
  95     (*(pa)->pa_pc->pc_intr_map)((pa), (ihp))
  96 #define pci_intr_string(c, ih)                                          \
  97     (*(c)->pc_intr_string)((c), (ih))
  98 #define pci_intr_evcnt(c, ih)                                           \
  99     (*(c)->pc_intr_evcnt)((c), (ih))
 100 #define pci_intr_establish(c, ih, l, h, a)                              \
 101     (*(c)->pc_intr_establish)((c), (ih), (l), (h), (a))
 102 #define pci_intr_disestablish(c, iv)                                    \
 103     (*(c)->pc_intr_disestablish)((c), (iv))