include/asm-ia64/sn/simulator.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved.
   6  */
   7
   8 #ifndef _ASM_IA64_SN_SIMULATOR_H
   9 #define _ASM_IA64_SN_SIMULATOR_H
  10
  11 #include <linux/config.h>
  12
  13 #ifdef CONFIG_IA64_SGI_SN_SIM
  14
  15 #define SNMAGIC 0xaeeeeeee8badbeefL
  16 #define IS_RUNNING_ON_SIMULATOR() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;})
  17
  18 #define SIMULATOR_SLEEP()       asm("nop.i 0x8beef")
  19
  20 #else
  21
  22 #define IS_RUNNING_ON_SIMULATOR()       (0)
  23 #define SIMULATOR_SLEEP()
  24
  25 #endif
  26
  27 #endif /* _ASM_IA64_SN_SIMULATOR_H */