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trace, RAS: Add eMCA trace event interface

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Add trace interface to elaborate all H/W error related information.

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Chen, Gong 2014-06-17 22:33:07 -04:00 • committed by Tony Luck
parent d963cd95be
commit 2dfb7d51a6
6 changed files with 158 additions and 8 deletions
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23
include/linux/cper.h
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@ -22,6 +22,7 @@
#define LINUX_CPER_H
#include <linux/uuid.h>
#include <linux/trace_seq.h>
/* CPER record signature and the size */
#define CPER_SIG_RECORD "CPER"
@ -363,6 +364,24 @@ struct cper_sec_mem_err {
__u16 mem_dev_handle; /* module handle in UEFI 2.4 */
};
struct cper_mem_err_compact {
__u64 validation_bits;
__u16 node;
__u16 card;
__u16 module;
__u16 bank;
__u16 device;
__u16 row;
__u16 column;
__u16 bit_pos;
__u64 requestor_id;
__u64 responder_id;
__u64 target_id;
__u16 rank;
__u16 mem_array_handle;
__u16 mem_dev_handle;
};
struct cper_sec_pcie {
__u64 validation_bits;
__u32 port_type;
@ -406,5 +425,9 @@ const char *cper_severity_str(unsigned int);
const char *cper_mem_err_type_str(unsigned int);
void cper_print_bits(const char *prefix, unsigned int bits,
const char * const strs[], unsigned int strs_size);
void cper_mem_err_pack(const struct cper_sec_mem_err *,
struct cper_mem_err_compact *);
const char *cper_mem_err_unpack(struct trace_seq *,
struct cper_mem_err_compact *);
#endif