/*
 * Copyright 2017, Data61
 * Commonwealth Scientific and Industrial Research Organisation (CSIRO)
 * ABN 41 687 119 230.
 *
 * This software may be distributed and modified according to the terms of
 * the GNU General Public License version 2. Note that NO WARRANTY is provided.
 * See "LICENSE_GPLv2.txt" for details.
 *
 * @TAG(DATA61_GPL)
 */

#include <config.h>
#include <api/debug.h>

void idle_thread(void)
{
    while (1) {
        asm volatile("hlt");
    }
}

/** DONT_TRANSLATE */
void VISIBLE halt(void)
{
    /* halt is actually, idle thread without the interrupts */
    asm volatile("cli");

#ifdef CONFIG_PRINTING
    printf("halting...");
#ifdef CONFIG_DEBUG_BUILD
    debug_printKernelEntryReason();
#endif
#endif
    idle_thread();
    UNREACHABLE();
}