diff options
Diffstat (limited to 'rtemsbsd/rtems/rtems-kernel-bus-root.c')
-rw-r--r-- | rtemsbsd/rtems/rtems-kernel-bus-root.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/rtemsbsd/rtems/rtems-kernel-bus-root.c b/rtemsbsd/rtems/rtems-kernel-bus-root.c new file mode 100644 index 00000000..f444f512 --- /dev/null +++ b/rtemsbsd/rtems/rtems-kernel-bus-root.c @@ -0,0 +1,91 @@ +/** + * @file + * + * @ingroup rtems_bsd_rtems + * + * @brief TODO. + */ + +/*- + * Copyright (c) 2012-2013 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification, immediately at the beginning of the file. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <machine/rtems-bsd-kernel-space.h> + +#include <rtems/bsd/sys/param.h> +#include <sys/bus.h> + +#include <rtems/bsd.h> + +int +rtems_bsd_bus_root_attach(void) +{ + int err; + device_t dev; + + dev = device_find_child(root_bus, "nexus", 0); + if (dev != NULL) { + err = device_probe_and_attach(dev); + } else { + err = ENOENT; + } + + return (err); +} + +int +rtems_bsd_bus_root_suspend(void) +{ + + return (DEVICE_SUSPEND(root_bus)); +} + +int +rtems_bsd_bus_root_resume(void) +{ + + return (DEVICE_RESUME(root_bus)); +} + +int +rtems_bsd_bus_root_detach(void) +{ + int err; + device_t dev; + + dev = device_find_child(root_bus, "nexus", 0); + if (dev != NULL) { + err = device_detach(dev); + } else { + err = ENOENT; + } + + return (err); +} |