zephyr/arch/nios2/core/cpu_idle.c

29 lines
642 B
C

/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/kernel.h>
#include <zephyr/kernel_structs.h>
#ifndef CONFIG_ARCH_HAS_CUSTOM_CPU_IDLE
void arch_cpu_idle(void)
{
/* Do nothing but unconditionally unlock interrupts and return to the
* caller. This CPU does not have any kind of power saving instruction.
*/
irq_unlock(NIOS2_STATUS_PIE_MSK);
}
#endif
#ifndef CONFIG_ARCH_HAS_CUSTOM_CPU_ATOMIC_IDLE
void arch_cpu_atomic_idle(unsigned int key)
{
/* Do nothing but restore IRQ state. This CPU does not have any
* kind of power saving instruction.
*/
irq_unlock(key);
}
#endif