1/* $NetBSD: empbvar.h,v 1.2 2012/06/04 12:56:49 rkujawa Exp $ */ 2 3/*- 4 * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Radoslaw Kujawa. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/types.h> 33#include <sys/device.h> 34#include <sys/bus.h> 35 36#include <dev/pci/pcivar.h> 37#include <dev/pci/pcireg.h> 38#include <dev/pci/pcidevs.h> 39 40#include <machine/pci_machdep.h> 41 42/* 43 * Structure used to describe PCI devices with memory that can be used as 44 * bounce buffers. XXX: not used yet. 45 */ 46struct empb_dmamemdev_entry { 47 /* location of the device on bus */ 48 int bus; 49 int dev; 50 int function; 51 /* how to find memory on device */ 52 uint8_t bar; /* which BAR will be used to access the mem */ 53 uint32_t off; /* offset from BAR address */ 54 uint32_t size; /* how much memory will we steal */ 55}; 56 57struct empb_softc { 58 device_t sc_dev; 59 60 uint16_t model; 61 62 struct bus_space_tag setup_area; 63 bus_space_tag_t setup_area_t; 64 bus_space_handle_t setup_area_h; 65 66 struct bus_space_tag pci_confio_area; 67 bus_space_tag_t pci_confio_t; 68 bus_space_handle_t pci_confio_h; 69 uint8_t pci_confio_mode; 70 71 struct bus_space_tag pci_mem_win; 72 bus_space_tag_t pci_mem_win_t; 73 uint32_t pci_mem_win_size; 74 bus_addr_t pci_mem_win_pos; 75 uint16_t pci_mem_win_mask; 76 77 struct amiga_pci_chipset apc; 78 79}; 80 81 82bus_addr_t empb_switch_window(struct empb_softc *sc, bus_addr_t address); 83 84