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simulator.h
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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 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_SGI_UV)
12 #define SNMAGIC 0xaeeeeeee8badbeefL
13 #define IS_MEDUSA() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;})
14 
15 #define SIMULATOR_SLEEP() asm("nop.i 0x8beef")
16 #define IS_RUNNING_ON_SIMULATOR() (sn_prom_type)
17 #define IS_RUNNING_ON_FAKE_PROM() (sn_prom_type == 2)
18 extern int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */
19 #else
20 #define IS_MEDUSA() 0
21 #define SIMULATOR_SLEEP()
22 #define IS_RUNNING_ON_SIMULATOR() 0
23 #endif
24 
25 #endif /* _ASM_IA64_SN_SIMULATOR_H */