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/*
* Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
* All rights reserved.
*
* 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.
* 3. Neither the name of Hyra nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 <sys/types.h>
#include <sys/time.h>
#include <sys/syscall.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/cdefs.h>
#include <dev/timer.h>
#include <machine/cdefs.h>
/*
* arg0: Timespec
* arg1: Remaining timeval
*/
scret_t
sys_sleep(struct syscall_args *scargs)
{
struct timespec ts;
struct timer tmr;
size_t timeout_msec;
tmrr_status_t status;
int error;
error = copyin((void *)scargs->arg0, &ts, sizeof(ts));
if (error < 0) {
return error;
}
if (ts.tv_nsec >= 1000000000) {
return -EINVAL;
}
status = req_timer(TIMER_GP, &tmr);
if (__unlikely(status != TMRR_SUCCESS)) {
return -ENOTSUP;
}
if (__unlikely(tmr.msleep == NULL)) {
return -ENOTSUP;
}
timeout_msec = ts.tv_nsec / 1000000;
timeout_msec += ts.tv_sec * 1000;
md_inton();
tmr.msleep(timeout_msec);
md_intoff();
return 0;
}
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