fb05500b24
* provided OFW interface for pci_host_generic (for handling devices which are present in DTS under the PCI node) * removed support for internal PCI from arm64/cavium * cleaned up and made most of the code common Obtained from: Semihalf Sponsored by: Cavium Approved by: cognet (mentor) Reviewed by: zbb Differential revision: https://reviews.freebsd.org/D5261
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
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* Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
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* Copyright (c) 2015 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Semihalf.
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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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* $FreeBSD$
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*
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*/
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#ifndef __PCI_HOST_GENERIC_H_
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#define __PCI_HOST_GENERIC_H_
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#define MAX_RANGES_TUPLES 16
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#define MIN_RANGES_TUPLES 2
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struct pcie_range {
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uint64_t pci_base;
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uint64_t phys_base;
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uint64_t size;
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uint64_t flags;
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#define FLAG_IO (1 << 0)
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#define FLAG_MEM (1 << 1)
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};
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struct generic_pcie_softc {
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struct pcie_range ranges[MAX_RANGES_TUPLES];
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int nranges;
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struct rman mem_rman;
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struct rman io_rman;
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struct resource *res;
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struct resource *res1;
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int ecam;
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bus_space_tag_t bst;
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bus_space_handle_t bsh;
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device_t dev;
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bus_space_handle_t ioh;
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#ifdef FDT
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struct ofw_bus_iinfo pci_iinfo;
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#endif
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};
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extern devclass_t generic_pcie_devclass;
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DECLARE_CLASS(generic_pcie_driver);
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int pci_host_generic_attach(device_t);
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#endif /* __PCI_HOST_GENERIC_H_ */
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