arch/arm-native/exec/exec_idle.c

   1 /*
   2     Copyright © 1995-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <proto/exec.h>
   7 #include "exec_intern.h"
   8 #include "kernel_intern.h"
   9 #include "kernel_cpu.h"
  10 #include "kernel_syscall.h"
  11
  12 void IdleTask(struct ExecBase *SysBase)
  13 {
  14     D(bug("[Kernel] Idle task started up\n"));
  15
  16     asm volatile ("swi %[swi_no]" : : [swi_no] "I" (SC_SUPERSTATE) : "lr");
  17     asm volatile ("swi %[swi_no]" : : [swi_no] "I" (SC_STI) : "lr");
  18
  19     do
  20     { /* forever */
  21         D(bug("[IDLE] Nothing to do ..\n"));
  22         asm volatile("mov r0, #0\n\t mcr p15, 0, r0, c7, c0, 4":::"r0");
  23     } while(1);
  24 }