ofwpci.h

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    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_pcib_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         int             sc_have_pmem;
   64 
   65         struct ofw_pci_range            *sc_range;
   66         int                             sc_nrange;
   67         uint64_t                        sc_range_mask;
   68         struct ofw_pci_cell_info        *sc_cell_info;
   69 
   70         struct rman                     sc_io_rman;
   71         struct rman                     sc_mem_rman;
   72         struct rman                     sc_pmem_rman;
   73         bus_space_tag_t                 sc_memt;
   74         bus_dma_tag_t                   sc_dmat;
   75         int                             sc_pci_domain;
   76 
   77         struct ofw_bus_iinfo            sc_pci_iinfo;
   78 };
   79 
   80 int ofw_pcib_init(device_t);
   81 void ofw_pcib_fini(device_t);
   82 int ofw_pcib_attach(device_t);
   83 int ofw_pcib_read_ivar(device_t, device_t, int, uintptr_t *);
   84 int ofw_pcib_write_ivar(device_t, device_t, int, uintptr_t);
   85 int ofw_pcib_route_interrupt(device_t, device_t, int);
   86 int ofw_pcib_nranges(phandle_t, struct ofw_pci_cell_info *);
   87 
   88 #endif /* _DEV_OFW_OFWPCI_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/ofw/ofwpci.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ofw/ofwpci.h