pci_host_generic.h

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    1 /*
    2  * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
    3  * Copyright (c) 2015 The FreeBSD Foundation
    4  * All rights reserved.
    5  *
    6  * This software was developed by Semihalf.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *
   30  * $FreeBSD: releng/11.2/sys/dev/pci/pci_host_generic.h 301031 2016-05-31 09:15:21Z andrew $
   31  *
   32  */
   33 
   34 #ifndef __PCI_HOST_GENERIC_H_
   35 #define __PCI_HOST_GENERIC_H_
   36 
   37 #define MAX_RANGES_TUPLES       16
   38 #define MIN_RANGES_TUPLES       2
   39 
   40 struct pcie_range {
   41         uint64_t        pci_base;
   42         uint64_t        phys_base;
   43         uint64_t        size;
   44         uint64_t        flags;
   45 #define FLAG_IO         (1 << 0)
   46 #define FLAG_MEM        (1 << 1)
   47 };
   48 
   49 struct generic_pcie_softc {
   50         struct pcie_range       ranges[MAX_RANGES_TUPLES];
   51         int                     nranges;
   52         int                     coherent;
   53         struct rman             mem_rman;
   54         struct rman             io_rman;
   55         struct resource         *res;
   56         struct resource         *res1;
   57         int                     ecam;
   58         bus_space_tag_t         bst;
   59         bus_space_handle_t      bsh;
   60         device_t                dev;
   61         bus_space_handle_t      ioh;
   62         bus_dma_tag_t           dmat;
   63 #ifdef FDT
   64         struct ofw_bus_iinfo    pci_iinfo;
   65 #endif
   66 };
   67 
   68 extern devclass_t generic_pcie_devclass;
   69 DECLARE_CLASS(generic_pcie_driver);
   70 
   71 struct resource *pci_host_generic_alloc_resource(device_t,
   72     device_t, int, int *, rman_res_t, rman_res_t, rman_res_t, u_int);
   73 int pci_host_generic_attach(device_t);
   74 int generic_pcie_get_id(device_t, device_t, enum pci_id_type, uintptr_t *);
   75 
   76 #endif /* __PCI_HOST_GENERIC_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/pci/pci_host_generic.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/pci/pci_host_generic.h