![Chen, Gong](/assets/img/avatar_default.png)
AER uses a separate trace interface by now. To make it consistent, move it into unified RAS trace interface. 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>
165 lines
4.5 KiB
C
165 lines
4.5 KiB
C
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM ras
|
|
#define TRACE_INCLUDE_FILE ras_event
|
|
|
|
#if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_HW_EVENT_MC_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
#include <linux/edac.h>
|
|
#include <linux/ktime.h>
|
|
#include <linux/aer.h>
|
|
|
|
/*
|
|
* Hardware Events Report
|
|
*
|
|
* Those events are generated when hardware detected a corrected or
|
|
* uncorrected event, and are meant to replace the current API to report
|
|
* errors defined on both EDAC and MCE subsystems.
|
|
*
|
|
* FIXME: Add events for handling memory errors originated from the
|
|
* MCE subsystem.
|
|
*/
|
|
|
|
/*
|
|
* Hardware-independent Memory Controller specific events
|
|
*/
|
|
|
|
/*
|
|
* Default error mechanisms for Memory Controller errors (CE and UE)
|
|
*/
|
|
TRACE_EVENT(mc_event,
|
|
|
|
TP_PROTO(const unsigned int err_type,
|
|
const char *error_msg,
|
|
const char *label,
|
|
const int error_count,
|
|
const u8 mc_index,
|
|
const s8 top_layer,
|
|
const s8 mid_layer,
|
|
const s8 low_layer,
|
|
unsigned long address,
|
|
const u8 grain_bits,
|
|
unsigned long syndrome,
|
|
const char *driver_detail),
|
|
|
|
TP_ARGS(err_type, error_msg, label, error_count, mc_index,
|
|
top_layer, mid_layer, low_layer, address, grain_bits,
|
|
syndrome, driver_detail),
|
|
|
|
TP_STRUCT__entry(
|
|
__field( unsigned int, error_type )
|
|
__string( msg, error_msg )
|
|
__string( label, label )
|
|
__field( u16, error_count )
|
|
__field( u8, mc_index )
|
|
__field( s8, top_layer )
|
|
__field( s8, middle_layer )
|
|
__field( s8, lower_layer )
|
|
__field( long, address )
|
|
__field( u8, grain_bits )
|
|
__field( long, syndrome )
|
|
__string( driver_detail, driver_detail )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->error_type = err_type;
|
|
__assign_str(msg, error_msg);
|
|
__assign_str(label, label);
|
|
__entry->error_count = error_count;
|
|
__entry->mc_index = mc_index;
|
|
__entry->top_layer = top_layer;
|
|
__entry->middle_layer = mid_layer;
|
|
__entry->lower_layer = low_layer;
|
|
__entry->address = address;
|
|
__entry->grain_bits = grain_bits;
|
|
__entry->syndrome = syndrome;
|
|
__assign_str(driver_detail, driver_detail);
|
|
),
|
|
|
|
TP_printk("%d %s error%s:%s%s on %s (mc:%d location:%d:%d:%d address:0x%08lx grain:%d syndrome:0x%08lx%s%s)",
|
|
__entry->error_count,
|
|
mc_event_error_type(__entry->error_type),
|
|
__entry->error_count > 1 ? "s" : "",
|
|
((char *)__get_str(msg))[0] ? " " : "",
|
|
__get_str(msg),
|
|
__get_str(label),
|
|
__entry->mc_index,
|
|
__entry->top_layer,
|
|
__entry->middle_layer,
|
|
__entry->lower_layer,
|
|
__entry->address,
|
|
1 << __entry->grain_bits,
|
|
__entry->syndrome,
|
|
((char *)__get_str(driver_detail))[0] ? " " : "",
|
|
__get_str(driver_detail))
|
|
);
|
|
|
|
/*
|
|
* PCIe AER Trace event
|
|
*
|
|
* These events are generated when hardware detects a corrected or
|
|
* uncorrected event on a PCIe device. The event report has
|
|
* the following structure:
|
|
*
|
|
* char * dev_name - The name of the slot where the device resides
|
|
* ([domain:]bus:device.function).
|
|
* u32 status - Either the correctable or uncorrectable register
|
|
* indicating what error or errors have been seen
|
|
* u8 severity - error severity 0:NONFATAL 1:FATAL 2:CORRECTED
|
|
*/
|
|
|
|
#define aer_correctable_errors \
|
|
{BIT(0), "Receiver Error"}, \
|
|
{BIT(6), "Bad TLP"}, \
|
|
{BIT(7), "Bad DLLP"}, \
|
|
{BIT(8), "RELAY_NUM Rollover"}, \
|
|
{BIT(12), "Replay Timer Timeout"}, \
|
|
{BIT(13), "Advisory Non-Fatal"}
|
|
|
|
#define aer_uncorrectable_errors \
|
|
{BIT(4), "Data Link Protocol"}, \
|
|
{BIT(12), "Poisoned TLP"}, \
|
|
{BIT(13), "Flow Control Protocol"}, \
|
|
{BIT(14), "Completion Timeout"}, \
|
|
{BIT(15), "Completer Abort"}, \
|
|
{BIT(16), "Unexpected Completion"}, \
|
|
{BIT(17), "Receiver Overflow"}, \
|
|
{BIT(18), "Malformed TLP"}, \
|
|
{BIT(19), "ECRC"}, \
|
|
{BIT(20), "Unsupported Request"}
|
|
|
|
TRACE_EVENT(aer_event,
|
|
TP_PROTO(const char *dev_name,
|
|
const u32 status,
|
|
const u8 severity),
|
|
|
|
TP_ARGS(dev_name, status, severity),
|
|
|
|
TP_STRUCT__entry(
|
|
__string( dev_name, dev_name )
|
|
__field( u32, status )
|
|
__field( u8, severity )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(dev_name, dev_name);
|
|
__entry->status = status;
|
|
__entry->severity = severity;
|
|
),
|
|
|
|
TP_printk("%s PCIe Bus Error: severity=%s, %s\n",
|
|
__get_str(dev_name),
|
|
__entry->severity == AER_CORRECTABLE ? "Corrected" :
|
|
__entry->severity == AER_FATAL ?
|
|
"Fatal" : "Uncorrected, non-fatal",
|
|
__entry->severity == AER_CORRECTABLE ?
|
|
__print_flags(__entry->status, "|", aer_correctable_errors) :
|
|
__print_flags(__entry->status, "|", aer_uncorrectable_errors))
|
|
);
|
|
|
|
#endif /* _TRACE_HW_EVENT_MC_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|