zephyr/arch/arc/core/irq_offload.c

38 lines
658 B
C

/*
* Copyright (c) 2015 Intel corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file Software interrupts utility code - ARC implementation
*/
#include <kernel.h>
#include <irq_offload.h>
static irq_offload_routine_t offload_routine;
static void *offload_param;
/* Called by trap_s exception handler */
void z_irq_do_offload(void)
{
offload_routine(offload_param);
}
void irq_offload(irq_offload_routine_t routine, void *parameter)
{
unsigned int key;
key = irq_lock();
offload_routine = routine;
offload_param = parameter;
__asm__ volatile ("trap_s %[id]"
:
: [id] "i"(_TRAP_S_SCALL_IRQ_OFFLOAD) : );
irq_unlock(key);
}