/*      $NetBSD: empbvar.h,v 1.3 2013/01/28 14:44:37 rkujawa Exp $ */

/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Radoslaw Kujawa.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

#include <sys/types.h>
#include <sys/device.h>
#include <sys/bus.h>

#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>

#include <machine/pci_machdep.h>

/*
* Structure used to describe PCI devices with memory that can be used as
* bounce buffers. XXX: not used yet.
*/
struct empb_dmamemdev_entry {
       /* location of the device on bus */
       int     bus;
       int     dev;
       int     function;
       /* how to find memory on device */
       uint8_t bar;    /* which BAR will be used to access the mem */
       uint32_t off;   /* offset from BAR address */
       uint32_t size;  /* how much memory will we steal */
};

struct empb_softc {
       device_t                        sc_dev;

       uint16_t                        model;

       struct bus_space_tag            setup_area;
       bus_space_tag_t                 setup_area_t;
       bus_space_handle_t              setup_area_h;

       struct bus_space_tag            pci_confio_area;
       bus_space_tag_t                 pci_confio_t;
       bus_space_handle_t              pci_confio_h;
       uint8_t                         pci_confio_mode;

       struct bus_space_tag            pci_mem_win;
       bus_space_tag_t                 pci_mem_win_t;
       uint32_t                        pci_mem_win_size;
       bus_addr_t                      pci_mem_win_pos;
       uint16_t                        pci_mem_win_mask;

       struct amiga_pci_chipset        apc;

};


bus_addr_t      empb_switch_window(struct empb_softc *sc, bus_addr_t address);