mirror of
https://git.rtems.org/rtems-libbsd/
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92 lines
2.2 KiB
C
92 lines
2.2 KiB
C
/**
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* @file
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*
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* @ingroup rtems_bsd_rtems
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*
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* @brief TODO.
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*/
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/*-
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* Copyright (c) 2012-2013 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Dornierstr. 4
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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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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* without modification, immediately at the beginning of the file.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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 FOR
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* 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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#include <machine/rtems-bsd-kernel-space.h>
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#include <rtems/bsd/sys/param.h>
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#include <sys/bus.h>
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#include <rtems/bsd.h>
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int
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rtems_bsd_bus_root_attach(void)
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{
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int err;
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device_t dev;
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dev = device_find_child(root_bus, "nexus", 0);
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if (dev != NULL) {
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err = device_probe_and_attach(dev);
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} else {
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err = ENOENT;
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}
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return (err);
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}
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int
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rtems_bsd_bus_root_suspend(void)
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{
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return (DEVICE_SUSPEND(root_bus));
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}
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int
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rtems_bsd_bus_root_resume(void)
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{
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return (DEVICE_RESUME(root_bus));
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}
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int
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rtems_bsd_bus_root_detach(void)
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{
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int err;
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device_t dev;
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dev = device_find_child(root_bus, "nexus", 0);
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if (dev != NULL) {
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err = device_detach(dev);
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} else {
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err = ENOENT;
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}
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return (err);
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}
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