/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _GMEM_DIMM_H
#define _GMEM_DIMM_H
/*
* Memory modules are described by the gmem_dimm general-purpose state
* structure.
*
* Data structure P? Case? Notes
* ---------------- --- ----- ----------------------------------------------
* gmem_dimm_t Yes No Name is derived from the serial ("dimm_%s")
* gmem_case_ptr_t Yes Yes Name is case's UUID
* dimm_asru Yes No Name is derived from the serial
* ("dimm_asru_%s")
* dimm_serial No No Pointer into ASRU - relinked during restore
*/
#include <gmem_mem.h>
#include <values.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* GMEM_MAX_CKWDS denotes the highest number, across all covered
* SPARC architectures, of checkwords per cache line.
*/
#define GMEM_MAX_CKWDS 8
#define FINDRSC 0
#define FINDFRU 1
#define FINDASRU 2
#define DIMM_MKVERSION(version) (version)
#define GMEM_DIMM_VERSION_0 DIMM_MKVERSION(0)
#define GMEM_DIMM_VERSION_1 DIMM_MKVERSION(1)
#define GMEM_DIMM_VERSION GMEM_DIMM_VERSION_1
#define GMEM_DIMM_VERSIONED(dimm) ((dimm)->dimm_version)
#define GMEM_DIMM_STAT_PREFIX "DIMM_"
typedef struct gmem_dimm_0 {
gmem_header_t dimm0_header; /* Nodetype must be GMEM_NT_DIMM */
uint_t dimm0_version; /* DIMM version */
gmem_fmri_t dimm0_asru; /* ASRU for this DIMM */
uint_t dimm0_flags; /* GMEM_MEM_F_* */
uint_t dimm0_nretired; /* # ret'd pages for CEs in DIMM */
} gmem_dimm_0_t;
typedef struct gmem_dimm_pers {
gmem_header_t dimmp_header; /* Nodetype must be GMEM_NT_DIMM */
uint_t dimmp_version;
gmem_fmri_t dimmp_asru; /* ASRU for this DIMM */
uint_t dimmp_flags; /* GMEM_MEM_F_* */
uint_t dimmp_nretired; /* # ret'd pages for CEs in DIMM */
uint64_t dimmp_phys_addr_hi; /* retired page addr high */
uint64_t dimmp_phys_addr_low; /* retired page addr low */
} gmem_dimm_pers_t;
/*
* Index block for MQSC rules 4A and 4B correlation of memory CEs
* on a single DIMM. "Unit Position" refers to bit or nibble depending
* on the memory ECC. This structure is not persisted.
*/
typedef struct gmem_mq {
gmem_list_t mq_l; /* pointers to prev and next */
uint64_t mq_tstamp; /* timestamp of ereport in secs */
uint16_t mq_ckwd; /* phys addr mod 64 */
uint64_t mq_phys_addr; /* from ereport */
uint16_t mq_unit_position; /* bit for sun4u, nibble for sun4v */
fmd_event_t *mq_ep; /* ereport - for potential fault */
char *mq_serdnm; /* serd eng to retain CE events */
uint16_t mq_dupce_count; /* count dup CEs */
gmem_list_t mq_dupce_tstamp; /* list dup CE time stamp */
} gmem_mq_t;
typedef struct tstamp {
gmem_list_t ts_l;
uint64_t tstamp;
} tstamp_t;
struct gmem_dimm {
gmem_dimm_pers_t dimm_pers;
char *dimm_serial; /* Dimm serial number */
gmem_case_t dimm_case; /* Open CE case against this DIMM */
fmd_stat_t dimm_retstat; /* retirement statistics, this DIMM */
uint16_t dimm_syl_error; /* bad rw symbol-in-error */
uint32_t dimm_chipid; /* detector */
gmem_list_t
mq_root[GMEM_MAX_CKWDS]; /* per-checkword CEs to correlate */
};
#define GMEM_MQ_TIMELIM (72*60*60) /* 72 hours */
#define GMEM_MQ_SERDT MAXINT /* Never expected to fire */
#define GMEM_MQ_SERDN 2 /* Dup CEs not allowed */
#define GMEM_MQ_512KB 0x80000 /* space between hi-low addr */
#define GMEM_MQ_RATIO 0.0625 /* bad r/w page ratio (1/16) */
#define GMEM_DIMM_MAXSIZE MAX(sizeof (gmem_dimm_0_t), sizeof (gmem_dimm_pers_t))
#define GMEM_DIMM_MINSIZE MIN(sizeof (gmem_dimm_0_t), sizeof (gmem_dimm_pers_t))
#define dimm_header dimm_pers.dimmp_header
#define dimm_nodetype dimm_pers.dimmp_header.hdr_nodetype
#define dimm_bufname dimm_pers.dimmp_header.hdr_bufname
#define dimm_version dimm_pers.dimmp_version
#define dimm_asru dimm_pers.dimmp_asru
#define dimm_asru_nvl dimm_pers.dimmp_asru.fmri_nvl
#define dimm_flags dimm_pers.dimmp_flags
#define dimm_nretired dimm_pers.dimmp_nretired
#define dimm_phys_addr_hi dimm_pers.dimmp_phys_addr_hi
#define dimm_phys_addr_low dimm_pers.dimmp_phys_addr_low
extern gmem_dimm_t *gmem_dimm_lookup(fmd_hdl_t *, nvlist_t *);
extern gmem_dimm_t *gmem_dimm_create(fmd_hdl_t *, nvlist_t *, nvlist_t *);
extern nvlist_t *gmem_dimm_fru(gmem_dimm_t *);
extern int gmem_dimm_thresh_reached(fmd_hdl_t *, gmem_dimm_t *, uint64_t,
uint16_t);
extern nvlist_t *gmem_find_dimm_fru(fmd_hdl_t *, char *);
extern nvlist_t *gmem_find_dimm_rsc(fmd_hdl_t *, char *);
extern nvlist_t *gmem_find_dimm_asru(fmd_hdl_t *, char *);
extern int gmem_dimm_present(fmd_hdl_t *, nvlist_t *asru);
extern void gmem_dimm_dirty(fmd_hdl_t *, gmem_dimm_t *);
extern void *gmem_dimm_restore(fmd_hdl_t *, fmd_case_t *, gmem_case_ptr_t *);
extern void gmem_dimm_destroy(fmd_hdl_t *, gmem_dimm_t *);
extern void gmem_dimm_validate(fmd_hdl_t *);
extern void gmem_dimm_gc(fmd_hdl_t *);
extern void gmem_dimm_fini(fmd_hdl_t *);
extern int gmem_same_datapath_dimms(fmd_hdl_t *, gmem_dimm_t *, gmem_dimm_t *);
extern int gmem_check_symbol_error(fmd_hdl_t *, gmem_dimm_t *, uint16_t);
extern void gmem_save_symbol_error(fmd_hdl_t *, gmem_dimm_t *, uint16_t);
#ifdef __cplusplus
}
#endif
#endif /* _GMEM_DIMM_H */