67fb10f30c
It exposes I/O resources to user space, so that programs can peek and poke at the hardware. It does not itself have knowledge about the hardware device it attaches to. Sponsored by: Juniper Networks, Inc.
64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/*-
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* Copyright (c) 2014 Marcel Moolenaar
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* All rights reserved.
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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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*
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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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_PROTO_H_
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#define _DEV_PROTO_H_
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#define PROTO_RES_MAX 16
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#define PROTO_RES_UNUSED 0
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#define PROTO_RES_PCICFG 10
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struct proto_res {
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int r_type;
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int r_rid;
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struct resource *r_res;
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u_long r_size;
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union {
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void *cookie;
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struct cdev *cdev;
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} r_u;
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uintptr_t r_opened;
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};
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struct proto_softc {
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device_t sc_dev;
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struct proto_res sc_res[PROTO_RES_MAX];
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int sc_rescnt;
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};
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extern devclass_t proto_devclass;
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extern char proto_driver_name[];
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int proto_add_resource(struct proto_softc *, int, int, struct resource *);
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int proto_attach(device_t dev);
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int proto_detach(device_t dev);
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#endif /* _DEV_PROTO_H_ */
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