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/* SPDX-License-Identifier: GPL-3.0-or-later */
/* Copyright 2021 - 2022, Kim Kuparinen < kimi.h.kuparinen@gmail.com > */
/**
* @file conf.c
* Runtime configuration sycall implementations.
*
* At the moment there are not runtime configuration parameters.
*/
#include <apos/power.h>
#include <apos/sizes.h>
#include <apos/uapi.h>
/** \todo stack size should really be set on a per-thread basis, and are the
* conf*-syscalls even necessary? */
size_t __thread_stack_size = SZ_2M;
size_t __call_stack_size = SZ_2M;
/**
* Configuration parameter read syscall handler.
*
* \todo Implement parameters.
*
* @param param Parameter to read.
* @return \ref OK and parameter value.
*/
SYSCALL_DEFINE1(conf_get)(sys_arg_t param)
{
return SYS_RET1(OK);
}
/**
* Configuration parameter write syscall handler.
*
* \todo Implement parameters.
*
* @param param Parameter to write.
* @param val Value to set \c param to.
* @return \ref OK and \c 0.
*/
SYSCALL_DEFINE2(conf_set)(sys_arg_t param, sys_arg_t val)
{
UNUSED(param);
UNUSED(val);
/* no parameters supported atm */
return SYS_RET1(OK);
}
/**
* Poweroff syscall handler.
*
* @param type Type of poweroff.
* @return \ref ERR_INVAL and \c 0 if incorrect poweroff \c type give, otherwise
* does not return.
*/
SYSCALL_DEFINE1(poweroff)(sys_arg_t type)
{
switch (type) {
case SHUTDOWN:
case COLD_REBOOT:
case WARM_REBOOT:
return SYS_RET2(OK, poweroff(type));
};
return SYS_RET1(ERR_INVAL);
}
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