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[IA64] Itanium MC Error Injection Tool: pal_mc_error_inject() interface 

This patch implements pal_mc_error_inject() interface in kernel. Both physical
mode and virtual mode are supported.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
hifive-unleashed-5.1
Fenghua Yu 2006-12-08 16:17:31 -08:00 committed by Tony Luck
parent 539d517ad1
commit 1138b7e2d4
1 changed files with 33 additions and 0 deletions
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33
include/asm-ia64/pal.h
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@ -89,6 +89,8 @@
#define PAL_GET_PSTATE_TYPE_AVGNORESET 2
#define PAL_GET_PSTATE_TYPE_INSTANT 3
#define PAL_MC_ERROR_INJECT 276 /* Injects processor error or returns injection capabilities */
#ifndef __ASSEMBLY__
#include <linux/types.h>
@ -1234,6 +1236,37 @@ ia64_pal_mc_error_info (u64 info_index, u64 type_index, u64 *size, u64 *error_in
return iprv.status;
}
/* Injects the requested processor error or returns info on
* supported injection capabilities for current processor implementation
*/
static inline s64
ia64_pal_mc_error_inject_phys (u64 err_type_info, u64 err_struct_info,
u64 err_data_buffer, u64 *capabilities, u64 *resources)
{
struct ia64_pal_retval iprv;
PAL_CALL_PHYS_STK(iprv, PAL_MC_ERROR_INJECT, err_type_info,
err_struct_info, err_data_buffer);
if (capabilities)
*capabilities= iprv.v0;
if (resources)
*resources= iprv.v1;
return iprv.status;
}
static inline s64
ia64_pal_mc_error_inject_virt (u64 err_type_info, u64 err_struct_info,
u64 err_data_buffer, u64 *capabilities, u64 *resources)
{
struct ia64_pal_retval iprv;
PAL_CALL_STK(iprv, PAL_MC_ERROR_INJECT, err_type_info,
err_struct_info, err_data_buffer);
if (capabilities)
*capabilities= iprv.v0;
if (resources)
*resources= iprv.v1;
return iprv.status;
}
/* Inform PALE_CHECK whether a machine check is expected so that PALE_CHECK willnot
* attempt to correct any expected machine checks.
*/