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| author | Russ Anderson <rja@efs.americas.sgi.com> | 2006-04-20 17:05:43 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2006-04-20 17:05:43 -0700 |
| commit | 86db2f4239e2556cd37b853c2307aa9d43041458 (patch) | |
| tree | 5c2910e20bc35d46bd82fa7f0d1f4e4362b2a457 /include/asm-ia64 | |
| parent | 0d9adec525b87d8ab7e64efeabffb5b3f293056e (diff) | |
| download | kernel_samsung_tuna-86db2f4239e2556cd37b853c2307aa9d43041458.zip kernel_samsung_tuna-86db2f4239e2556cd37b853c2307aa9d43041458.tar.gz kernel_samsung_tuna-86db2f4239e2556cd37b853c2307aa9d43041458.tar.bz2 | |
[IA64-SGI] SN SAL call to inject memory errors
The SGI Altix SAL provides an interface for modifying
the ECC on memory to create memory errors. The SAL call
can be used to inject memory errors for testing MCA recovery
code.
Signed-off-by: Russ Anderson (rja@sgi.com)
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64')
| -rw-r--r-- | include/asm-ia64/sn/sn_sal.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h index 7ddce80..51aca02 100644 --- a/include/asm-ia64/sn/sn_sal.h +++ b/include/asm-ia64/sn/sn_sal.h @@ -85,6 +85,7 @@ #define SN_SAL_GET_PROM_FEATURE_SET 0x02000065 #define SN_SAL_SET_OS_FEATURE_SET 0x02000066 +#define SN_SAL_INJECT_ERROR 0x02000067 /* * Service-specific constants @@ -1138,4 +1139,16 @@ ia64_sn_set_os_feature(int feature) return rv.status; } +static inline int +sn_inject_error(u64 paddr, u64 *data, u64 *ecc) +{ + struct ia64_sal_retval ret_stuff; + unsigned long irq_flags; + + local_irq_save(irq_flags); + ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data, + (u64)ecc, 0, 0, 0, 0); + local_irq_restore(irq_flags); + return ret_stuff.status; +} #endif /* _ASM_IA64_SN_SN_SAL_H */ |