blob: cf770e246af5b69acf896d376ab703dcd2183a76 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#define SNMAGIC 0xaeeeeeee8badbeefL
Jack Steiner71a5d022005-05-10 08:01:00 -070014#define IS_MEDUSA() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;})
Linus Torvalds1da177e2005-04-16 15:20:36 -070015
Jack Steiner71a5d022005-05-10 08:01:00 -070016#ifdef CONFIG_IA64_SGI_SN_SIM
17#define SIMULATOR_SLEEP() asm("nop.i 0x8beef")
18#define IS_RUNNING_ON_SIMULATOR() (sn_prom_type)
19#define IS_RUNNING_ON_FAKE_PROM() (sn_prom_type == 2)
20extern int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */
Linus Torvalds1da177e2005-04-16 15:20:36 -070021#else
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#define IS_RUNNING_ON_SIMULATOR() (0)
Jack Steiner71a5d022005-05-10 08:01:00 -070023#define IS_RUNNING_ON_FAKE_PROM() (0)
Linus Torvalds1da177e2005-04-16 15:20:36 -070024#define SIMULATOR_SLEEP()
25
26#endif
27
28#endif /* _ASM_IA64_SN_SIMULATOR_H */