1 /*- 2 * Copyright (c) 2011 Nathan Whitehorn 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _DEV_OFW_OFWPCI_H_ 30 #define _DEV_OFW_OFWPCI_H_ 31 32 /* 33 * Export class definition for inheritance purposes 34 */ 35 DECLARE_CLASS(ofw_pci_driver); 36 37 struct ofw_pci_cell_info { 38 pcell_t host_address_cells; 39 pcell_t pci_address_cell; 40 pcell_t size_cells; 41 }; 42 43 struct ofw_pci_range { 44 uint32_t pci_hi; 45 uint64_t pci; 46 uint64_t host; 47 uint64_t size; 48 }; 49 50 /* 51 * Quirks for some adapters 52 */ 53 enum { 54 OFW_PCI_QUIRK_RANGES_ON_CHILDREN = 1, 55 }; 56 57 struct ofw_pci_softc { 58 device_t sc_dev; 59 phandle_t sc_node; 60 int sc_bus; 61 int sc_initialized; 62 int sc_quirks; 63 64 struct ofw_pci_range *sc_range; 65 int sc_nrange; 66 struct ofw_pci_cell_info *sc_cell_info; 67 68 struct rman sc_io_rman; 69 struct rman sc_mem_rman; 70 bus_space_tag_t sc_memt; 71 bus_dma_tag_t sc_dmat; 72 73 struct ofw_bus_iinfo sc_pci_iinfo; 74 }; 75 76 int ofw_pci_init(device_t); 77 int ofw_pci_attach(device_t); 78 int ofw_pci_read_ivar(device_t, device_t, int, uintptr_t *); 79 int ofw_pci_write_ivar(device_t, device_t, int, uintptr_t); 80 int ofw_pci_route_interrupt(device_t, device_t, int); 81 int ofw_pci_nranges(phandle_t, struct ofw_pci_cell_info *); 82 83 #endif /* _DEV_OFW_OFWPCI_H_ */ 84