f94f8e62ab
FDT attachment to a new file. A separate ACPI attachment will then be added to allow arm64 servers with ACPI to use it over FDT. This should also help with merging this with the ofwpci driver, with further work needed to remove restrictions this driver places on resource allocation. Obtained from: ABT Systems Ltd Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D7319
78 lines
2.5 KiB
C
78 lines
2.5 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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#include "pci_if.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_core_softc {
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struct pcie_range ranges[MAX_RANGES_TUPLES];
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int nranges;
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int coherent;
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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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bus_dma_tag_t dmat;
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};
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DECLARE_CLASS(generic_pcie_core_driver);
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struct resource *pci_host_generic_core_alloc_resource(device_t,
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device_t, int, int *, rman_res_t, rman_res_t, rman_res_t, u_int);
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int pci_host_generic_core_attach(device_t);
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struct resource *pci_host_generic_core_alloc_resource(device_t, device_t, int,
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int *, rman_res_t, rman_res_t, rman_res_t, u_int);
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int pci_host_generic_core_release_resource(device_t, device_t, int, int,
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struct resource *);
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#endif /* __PCI_HOST_GENERIC_H_ */
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