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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #ifndef _CMA_H
     27 #define	_CMA_H
     28 
     29 #include <fm/fmd_api.h>
     30 #include <sys/types.h>
     31 
     32 #ifdef __cplusplus
     33 extern "C" {
     34 #endif
     35 
     36 #define	CMA_RA_SUCCESS	0
     37 #define	CMA_RA_FAILURE	1
     38 
     39 #ifdef opl
     40 #define	FM_FMRI_HC_CPUIDS	"hc-xscf-cpuids"
     41 #endif
     42 
     43 #ifdef i386
     44 extern boolean_t cma_is_native;
     45 #endif
     46 
     47 typedef struct cma_page {
     48 	struct cma_page *pg_next;	/* List of page retirements for retry */
     49 	nvlist_t *pg_rsrc;		/* Resource for this page */
     50 	nvlist_t *pg_asru;		/* ASRU for this page */
     51 	uint64_t pg_addr;		/* Address of this page */
     52 	char *pg_uuid;			/* UUID for this page's case */
     53 	uint_t pg_nretries;		/* Number of retries so far for page */
     54 } cma_page_t;
     55 
     56 #ifdef sun4v
     57 typedef struct cma_cpu {
     58 	struct cma_cpu *cpu_next;	/* List of cpus */
     59 	nvlist_t *cpu_fmri;		/* FMRI for this cpu entry  */
     60 	int cpuid;			/* physical id of this cpu */
     61 	char *cpu_uuid;			/* UUID for this cpu's case */
     62 	uint_t cpu_nretries;		/* Number of retries so far for cpu */
     63 } cma_cpu_t;
     64 #endif /* sun4v */
     65 
     66 typedef struct cma {
     67 	struct timespec cma_cpu_delay;	/* CPU offline retry interval */
     68 	uint_t cma_cpu_tries;		/* Number of CPU offline retries */
     69 	uint_t cma_cpu_dooffline;	/* Whether to offline CPUs */
     70 	uint_t cma_cpu_forcedoffline;	/* Whether to do forced CPU offline */
     71 	uint_t cma_cpu_doonline;	/* Whether to online CPUs */
     72 	uint_t cma_cpu_doblacklist;	/* Whether to blacklist CPUs */
     73 	uint_t cma_cpu_dounblacklist;	/* Whether to unblacklist CPUs */
     74 	cma_page_t *cma_pages;		/* List of page retirements for retry */
     75 	hrtime_t cma_page_curdelay;	/* Current retry sleep interval */
     76 	hrtime_t cma_page_mindelay;	/* Minimum retry sleep interval */
     77 	hrtime_t cma_page_maxdelay;	/* Maximum retry sleep interval */
     78 	id_t cma_page_timerid;		/* fmd timer ID for retry sleep */
     79 	uint_t cma_page_doretire;	/* Whether to retire pages */
     80 	uint_t cma_page_dounretire;	/* Whether to unretire pages */
     81 #ifdef sun4v
     82 	cma_cpu_t *cma_cpus;		/* List of cpus */
     83 	hrtime_t cma_cpu_curdelay;	/* Current retry sleep interval */
     84 	hrtime_t cma_cpu_mindelay;	/* Minimum retry sleep interval */
     85 	hrtime_t cma_cpu_maxdelay;	/* Maximum retry sleep interval */
     86 	id_t cma_cpu_timerid;		/* LDOM cpu timer */
     87 #endif /* sun4v */
     88 } cma_t;
     89 
     90 typedef struct cma_stats {
     91 	fmd_stat_t cpu_flts;		/* Successful offlines */
     92 	fmd_stat_t cpu_repairs;		/* Successful onlines */
     93 	fmd_stat_t cpu_fails;		/* Failed offlines/onlines */
     94 	fmd_stat_t cpu_blfails;		/* Failed blacklists */
     95 	fmd_stat_t cpu_supp;		/* Suppressed offlines/onlines */
     96 	fmd_stat_t cpu_blsupp;		/* Suppressed blacklists */
     97 	fmd_stat_t page_flts;		/* Successful page retires */
     98 	fmd_stat_t page_repairs;	/* Successful page unretires */
     99 	fmd_stat_t page_fails;		/* Failed page retires/unretires */
    100 	fmd_stat_t page_supp;		/* Suppressed retires/unretires */
    101 	fmd_stat_t page_nonent;		/* Retires for non-present pages */
    102 	fmd_stat_t bad_flts;		/* Malformed faults */
    103 	fmd_stat_t nop_flts;		/* Inapplicable faults */
    104 	fmd_stat_t auto_flts;		/* Auto-close faults */
    105 } cma_stats_t;
    106 
    107 extern cma_stats_t cma_stats;
    108 extern cma_t cma;
    109 
    110 extern int cma_cpu_cpu_retire(fmd_hdl_t *, nvlist_t *, nvlist_t *,
    111     const char *, boolean_t);
    112 extern int cma_cpu_hc_retire(fmd_hdl_t *, nvlist_t *, nvlist_t *,
    113     const char *, boolean_t);
    114 extern int cma_page_retire(fmd_hdl_t *, nvlist_t *, nvlist_t *,
    115     const char *, boolean_t);
    116 extern void cma_page_retry(fmd_hdl_t *);
    117 extern void cma_page_fini(fmd_hdl_t *);
    118 extern int cma_set_errno(int);
    119 
    120 extern int cma_cache_way_retire(fmd_hdl_t *, nvlist_t *, nvlist_t *,
    121     const char *, boolean_t);
    122 /*
    123  * Platforms may have their own implementations of these functions
    124  */
    125 extern int cma_cpu_blacklist(fmd_hdl_t *, nvlist_t *, nvlist_t *, boolean_t);
    126 extern int cma_cpu_statechange(fmd_hdl_t *, nvlist_t *, const char *, int,
    127     boolean_t);
    128 extern int cma_fmri_page_service_state(fmd_hdl_t *, nvlist_t *);
    129 extern int cma_fmri_page_retire(fmd_hdl_t *, nvlist_t *);
    130 extern int cma_fmri_page_unretire(fmd_hdl_t *, nvlist_t *);
    131 
    132 #ifdef sun4v
    133 extern void cma_cpu_start_retry(fmd_hdl_t *, nvlist_t *, const char *,
    134     boolean_t);
    135 extern void cma_cpu_fini(fmd_hdl_t *);
    136 extern void cma_cpu_retry(fmd_hdl_t *);
    137 #endif /* sun4v */
    138 
    139 extern const char *p_online_state_fmt(int);
    140 
    141 #ifdef __cplusplus
    142 }
    143 #endif
    144 
    145 #endif /* _CMA_H */
    146