diff options
Diffstat (limited to 'usr.sbin/bhyve/rtc_pl031.h')
| -rw-r--r-- | usr.sbin/bhyve/rtc_pl031.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/usr.sbin/bhyve/rtc_pl031.h b/usr.sbin/bhyve/rtc_pl031.h new file mode 100644 index 000000000000..8e4ef685908a --- /dev/null +++ b/usr.sbin/bhyve/rtc_pl031.h @@ -0,0 +1,40 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2024 Jessica Clarke <jrtc27@FreeBSD.org> + * + * 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. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 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. + */ + +#ifndef _RTC_PL031_H_ +#define _RTC_PL031_H_ + +struct rtc_pl031_softc; +typedef void (*rtc_pl031_intr_func_t)(void *arg); + +struct rtc_pl031_softc *rtc_pl031_init(rtc_pl031_intr_func_t intr_assert, + rtc_pl031_intr_func_t intr_deassert, void *arg); +void rtc_pl031_write(struct rtc_pl031_softc *sc, int offset, + uint32_t value); +uint32_t rtc_pl031_read(struct rtc_pl031_softc *sc, int offset); + +#endif /* _RTC_PL031_H_ */ |