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84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
/* $NetBSD: empbvar.h,v 1.3 2013/01/28 14:44:37 rkujawa Exp $ */
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/*-
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* Copyright (c) 2012 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Radoslaw Kujawa.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/device.h>
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#include <sys/bus.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcidevs.h>
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#include <machine/pci_machdep.h>
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/*
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* Structure used to describe PCI devices with memory that can be used as
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* bounce buffers. XXX: not used yet.
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*/
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struct empb_dmamemdev_entry {
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/* location of the device on bus */
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int bus;
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int dev;
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int function;
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/* how to find memory on device */
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uint8_t bar; /* which BAR will be used to access the mem */
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uint32_t off; /* offset from BAR address */
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uint32_t size; /* how much memory will we steal */
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};
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struct empb_softc {
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device_t sc_dev;
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uint16_t model;
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struct bus_space_tag setup_area;
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bus_space_tag_t setup_area_t;
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bus_space_handle_t setup_area_h;
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struct bus_space_tag pci_confio_area;
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bus_space_tag_t pci_confio_t;
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bus_space_handle_t pci_confio_h;
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uint8_t pci_confio_mode;
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struct bus_space_tag pci_mem_win;
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bus_space_tag_t pci_mem_win_t;
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uint32_t pci_mem_win_size;
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bus_addr_t pci_mem_win_pos;
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uint16_t pci_mem_win_mask;
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struct amiga_pci_chipset apc;
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};
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bus_addr_t empb_switch_window(struct empb_softc *sc, bus_addr_t address);
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