/*      $NetBSD: pci_machdep.h,v 1.9 2014/03/29 19:28:28 christos Exp $ */

/*-
* Copyright (c) 2001 Enami Tsugutomo.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

/*
* Machine-specific definitions for PCI autoconfiguration.
*/

/*
* Types provided to machine-independent PCI code
*/
typedef struct hpcmips_pci_chipset *pci_chipset_tag_t;
typedef u_long pcitag_t;
typedef u_long pci_intr_handle_t;

/*
* Forward declarations.
*/
struct pci_attach_args;

/*
* hpcmips-specific PCI structure and type definitions.
* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
*/
struct hpcmips_pci_chipset {
       device_t pc_dev;

       void (*pc_attach_hook)(device_t, device_t,
           struct pcibus_attach_args *);
       int (*pc_bus_maxdevs)(pci_chipset_tag_t, int);
       int (*pc_bus_devorder)(pci_chipset_tag_t, int, uint8_t *, int);
       pcitag_t (*pc_make_tag)(pci_chipset_tag_t, int, int, int);
       void (*pc_decompose_tag)(pci_chipset_tag_t, pcitag_t, int *, int *,
           int *);
       pcireg_t (*pc_conf_read)(pci_chipset_tag_t, pcitag_t, int);
       void (*pc_conf_write)(pci_chipset_tag_t, pcitag_t, int, pcireg_t);
       int (*pc_intr_map)(const struct pci_attach_args *, pci_intr_handle_t *);
       const char *(*pc_intr_string)(pci_chipset_tag_t, pci_intr_handle_t,
           char *, size_t);
       const struct evcnt *(*pc_intr_evcnt)(pci_chipset_tag_t,
           pci_intr_handle_t);
       void *(*pc_intr_establish)(pci_chipset_tag_t, pci_intr_handle_t, int,
           int (*)(void *), void *);
       void (*pc_intr_disestablish)(pci_chipset_tag_t, void *);
};

/*
* Functions provided to machine-independent PCI code.
*/
#define pci_attach_hook(p, s, pba)                                      \
   (*(pba)->pba_pc->pc_attach_hook)((p), (s), (pba))
#define pci_bus_maxdevs(c, b)                                           \
   (*(c)->pc_bus_maxdevs)((c), (b))
#define pci_make_tag(c, b, d, f)                                        \
   (*(c)->pc_make_tag)((c), (b), (d), (f))
#define pci_decompose_tag(c, t, bp, dp, fp)                             \
   (*(c)->pc_decompose_tag)((c), (t), (bp), (dp), (fp))
#define pci_conf_read(c, t, r)                                          \
   (*(c)->pc_conf_read)((c), (t), (r))
#define pci_conf_write(c, t, r, v)                                      \
   (*(c)->pc_conf_write)((c), (t), (r), (v))
#define pci_intr_map(pa, ihp)                                           \
   (*(pa)->pa_pc->pc_intr_map)((pa), (ihp))
#define pci_intr_string(c, ih, buf, len)                                \
   (*(c)->pc_intr_string)((c), (ih), (buf), (len))
#define pci_intr_evcnt(c, ih)                                           \
   (*(c)->pc_intr_evcnt)((c), (ih))
#define pci_intr_establish(c, ih, l, h, a)                              \
   (*(c)->pc_intr_establish)((c), (ih), (l), (h), (a))
#define pci_intr_disestablish(c, iv)                                    \
   (*(c)->pc_intr_disestablish)((c), (iv))