From 71a5d027c90dd7e14ddaaf22358ff5138ba89ec9 Mon Sep 17 00:00:00 2001 From: Jack Steiner Date: Tue, 10 May 2005 08:01:00 -0700 Subject: [IA64-SGI] - new macros for SGI SN simulator This patch changes some macros that are used when running kernel on the SGI simulator. Signed-off-by: Jack Steiner Signed-off-by: Tony Luck --- include/asm-ia64/sn/simulator.h | 13 +++++++------ include/asm-ia64/sn/sn_sal.h | 10 ++++++++++ 2 files changed, 17 insertions(+), 6 deletions(-) (limited to 'include/asm-ia64') diff --git a/include/asm-ia64/sn/simulator.h b/include/asm-ia64/sn/simulator.h index 78eb4f869c8..cf770e246af 100644 --- a/include/asm-ia64/sn/simulator.h +++ b/include/asm-ia64/sn/simulator.h @@ -10,16 +10,17 @@ #include -#ifdef CONFIG_IA64_SGI_SN_SIM - #define SNMAGIC 0xaeeeeeee8badbeefL -#define IS_RUNNING_ON_SIMULATOR() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;}) - -#define SIMULATOR_SLEEP() asm("nop.i 0x8beef") +#define IS_MEDUSA() ({long sn; asm("mov %0=cpuid[%1]" : "=r"(sn) : "r"(2)); sn == SNMAGIC;}) +#ifdef CONFIG_IA64_SGI_SN_SIM +#define SIMULATOR_SLEEP() asm("nop.i 0x8beef") +#define IS_RUNNING_ON_SIMULATOR() (sn_prom_type) +#define IS_RUNNING_ON_FAKE_PROM() (sn_prom_type == 2) +extern int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */ #else - #define IS_RUNNING_ON_SIMULATOR() (0) +#define IS_RUNNING_ON_FAKE_PROM() (0) #define SIMULATOR_SLEEP() #endif diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h index eb0395ad0d6..1455375d2ce 100644 --- a/include/asm-ia64/sn/sn_sal.h +++ b/include/asm-ia64/sn/sn_sal.h @@ -132,6 +132,8 @@ #define SALRET_INVALID_ARG (-2) #define SALRET_ERROR (-3) +#define SN_SAL_FAKE_PROM 0x02009999 + /** * sn_sal_rev_major - get the major SGI SAL revision number @@ -1105,4 +1107,12 @@ ia64_sn_bte_recovery(nasid_t nasid) return (int) rv.status; } +static inline int +ia64_sn_is_fake_prom(void) +{ + struct ia64_sal_retval rv; + SAL_CALL_NOLOCK(rv, SN_SAL_FAKE_PROM, 0, 0, 0, 0, 0, 0, 0); + return (rv.status == 0); +} + #endif /* _ASM_IA64_SN_SN_SAL_H */ -- cgit v1.2.3-70-g09d2