250 lines
9.1 KiB
C
250 lines
9.1 KiB
C
/**************************************************************************
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* *
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* Copyright (C) 1990-1993 Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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#ifndef __SYS_SYSGET_H__
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#define __SYS_SYSGET_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ident "$Id: sysget.h,v 1.15 1997/10/14 06:45:19 scottl Exp $"
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#include <sgidefs.h>
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/*
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* sysget.h - defined/structs for sysget() - cell specific calls
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*
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* Format:
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* sysget(name, buf, buflen, flags, cookie)
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*/
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/* system activities sub-opcodes. NOTE: these are the same as MPSA_xxxx opcodes
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* except for new ones that have been appended to the end of the list.
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*/
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#define SGT_SINFO 1 /* get added-up sysinfo */
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#define SGT_MINFO 2 /* get minfo */
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#define SGT_DINFO 3 /* get dinfo */
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#define SGT_SERR 4 /* get syserr */
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#define SGT_NCSTATS 5 /* get ncstats (pathname cache) */
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#define SGT_EFS 6 /* get efs stats */
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#define SGT_RMINFO 8 /* real memory info */
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#define SGT_BUFINFO 9 /* buffer cache info */
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#define SGT_RUNQ 10 /* runq root data structure */
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#define SGT_DISPQ 11 /* a particular dispatching queue */
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#define SGT_VOPINFO 13 /* vnode operations */
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#define SGT_TCPIPSTATS 14 /* TCP/IP stats for one or more processors */
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#define SGT_RCSTAT 15 /* nfs rcstat for a processor */
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#define SGT_CLSTAT 16 /* nfs clstat for a processor */
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#define SGT_RSSTAT 17 /* nfs rsstat for a processor */
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#define SGT_SVSTAT 18 /* nfs svstat for a processor */
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#define SGT_XFSSTATS 20 /* get xfs stats */
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#define SGT_CLSTAT3 21 /* nfs3 clstat for a processor */
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#ifdef TILES_TO_LPAGES
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#define SGT_TILEINFO 22 /* kernel tile info */
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#endif /* TILES_TO_LPAGES */
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#define SGT_CFSSTAT 23 /* CacheFS stats */
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#define SGT_SVSTAT3 24
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#define SGT_NODE_INFO 25 /* Per node info */
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#define SGT_LPGSTATS 26 /* Large page statistics */
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#define SGT_SHMSTAT 27 /* Shared memory stats */
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#define SGT_KSYM 28 /* Arbitrary kernel object */
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#define SGT_MSGQUEUE 29 /* msgque list */
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#define SGT_SOCKSTATS 31 /* socket stats for one or more processors */
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#define SGT_SINFO_CPU 32 /* cpu portion of sysinfo */
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#define SGT_STREAMSTATS 33 /* Stream stats for one or more processors */
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#define SGT_MAX 33 /* Max entries, >>End-of-Table<< */
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/* flags */
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#define SGT_INFO 0x1 /* Return sgt_info struct (below) */
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#define SGT_READ 0x2 /* Return data to user buf */
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#define SGT_WRITE 0x4 /* Write data from user buf to kernel */
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#define SGT_SUM 0x8 /* Add data sets together */
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#define SGT_CPUS 0x10 /* Return data for each cpu */
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#define SGT_NODES 0x20 /* Return data for each node */
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#define SGT_STAT 0x40 /* Return sgt_stat struct */
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#ifdef _KERNEL
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#define SGT_UADDR 0x1000 /* Buffer address is a user address */
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#endif
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/* structure returned when SGT_INFO flag specified */
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struct sgt_info {
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int si_size; /* record (struct) size */
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int si_num; /* max number of records (>1 if array) */
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int si_hiwater; /* hi-water mark (current != numrec) */
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};
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typedef struct sgt_info sgt_info_t;
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/* structure returned when SGT_STAT flag specified (One per cell) */
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struct sgt_stat {
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sgt_info_t info;
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cell_t cellid;
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int unused[8];
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};
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typedef struct sgt_stat sgt_stat_t;
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/* The cookie allows the kernel to save info somewhat like a bookmark
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* so that the user can loop on the sysget call until all data has been
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* returned. This eliminates the need for the user to know how many
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* data items to expect ahead of time and allows a smaller buffer to be
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* used. The cookie can also be used to seek to a specific object
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* among a group so that the caller doesn't have to loop through all
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* of them.
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*/
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typedef enum sc_status {
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SC_BEGIN, /* first call - set by user */
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SC_CONTINUE, /* keep calling */
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SC_DONE, /* all done - set by kernel */
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SC_SEEK /* seek to specified object */
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} sc_status_t;
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typedef enum sc_type {
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SC_CELLID, /* ID is for a cell (cell_t) */
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SC_CNODEID, /* ID is for a node (cnodeid_t) */
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SC_CPUID /* ID is for a cpu (int) */
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} sc_type_t;
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#define SGT_OPAQUE_SZ 64
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typedef struct sgt_cookie {
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sc_status_t sc_status;
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union {
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cell_t cellid;
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cnodeid_t cnodeid;
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int cpuid;
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} sc_id;
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sc_type_t sc_type;
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char sc_opaque[SGT_OPAQUE_SZ];
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} sgt_cookie_t;
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typedef struct sgt_cookie_genop {
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cell_t curcell;
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int index;
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int arg1;
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int arg2;
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int arg3;
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int arg4;
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} sgt_cookie_genop_t;
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#define SGT_COOKIE_GENOP(_cp) ((sgt_cookie_genop_t *)_cp->sc_opaque)
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/* sc_id cell special args */
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#define SC_CELL_ALL -1 /* Return data from all cells */
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#define SC_MYCELL -2 /* Return data from local cell */
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/* Define default cookie init function - return all cells */
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#define SGT_COOKIE_INIT(_cp) {(_cp)->sc_status = SC_BEGIN; \
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(_cp)->sc_id.cellid = SC_CELL_ALL; \
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(_cp)->sc_type = SC_CELLID;}
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/* Define cookie function for specific cell */
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#define SGT_COOKIE_SET_CELL(_cp, _cellid) {(_cp)->sc_id.cellid = _cellid; \
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(_cp)->sc_status = SC_BEGIN; \
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(_cp)->sc_type = SC_CELLID;}
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/* Define cookie function for specific node */
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#define SGT_COOKIE_SET_NODE(_cp, _nodeid) {(_cp)->sc_id.cnodeid = _nodeid; \
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(_cp)->sc_status = SC_BEGIN; \
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(_cp)->sc_type = SC_CNODEID;}
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/* Define cookie function for a physical cpu */
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#define SGT_COOKIE_SET_CPU(_cp, _cpuid) {(_cp)->sc_id.cpuid = _cpuid; \
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(_cp)->sc_status = SC_BEGIN; \
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(_cp)->sc_type = SC_CPUID;}
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/* Define cookie function for a logical cpu of a cell */
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#define SGT_COOKIE_SET_LCPU(_cp, _lcpuid) \
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{ sgt_cookie_genop_t *_cgtp; \
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(_cp)->sc_status = SC_SEEK; \
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_cgtp = SGT_COOKIE_GENOP((_cp)); \
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_cgtp->index = (int)_lcpuid; \
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}
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/* Define cookie function for specific kernel symbol. The kernel symbol
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* name is stored in the opaque section of the cookie after the area reserved
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* for continuation info.
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*/
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#define KSYM_LENGTH (sizeof(((sgt_cookie_t *)0)->sc_opaque) - \
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sizeof(cell_t))
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#define SGT_COOKIE_SET_KSYM(_cp, _ksym) \
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strncpy(&(_cp)->sc_opaque[sizeof(cell_t)], _ksym, KSYM_LENGTH);
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/* SGT_KSYM symnames */
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#define KSYM_VAR "v" /* kernel vars */
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#define KSYM_SWPLO "swplo" /* swap lo */
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#define KSYM_SEMAMETER "defaultsemameter" /* spin lock metering flag */
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#define KSYM_TIME "time" /* time */
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#define KSYM_SPLOCKMETER "splockmeter" /* spin lock metering flag */
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#define KSYM_AVENRUN "avenrun" /* load average */
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#define KSYM_PHYSMEM "physmem" /* &physmem */
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#define KSYM_KPBASE "kpbase" /* &kpbase */
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#define KSYM_PFDAT "pfdat" /* &pfdat */
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#define KSYM_FREEMEM "freemem" /* &freemem */
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#define KSYM_USERMEM "usermem" /* &usermem */
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#define KSYM_PDWRIMEM "dchunkpages" /* &dchunkpages */
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#define KSYM_BUFMEM "bufmem" /* &bufmem */
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#define KSYM_RUNQ "Runq" /* Runq */
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#define KSYM_PSET "Bv" /* Bv */
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#define KSYM_CHUNKMEM "chunkpages" /* &chunkpages */
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#define KSYM_MAXCLICK "maxclick" /* &maxclick */
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#define KSYM_PSTART "physmem_start" /* &start-of-physical-memory */
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#define KSYM_TEXT "text" /* text[] */
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#define KSYM_ETEXT "etext" /* etext[] */
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#define KSYM_EDATA "edata" /* edata[] */
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#define KSYM_END "end" /* end[] */
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#define KSYM_SYSSEGSZ "syssegsz" /* &syssegsz */
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#define KSYM_TUNENAME "tunename" /* tunename[] */
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#define KSYM_TUNETABLE "tunetable" /* tunetable[] */
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#define KSYM_VN_VNUMBER "vn_vnumber" /* vn_vnumber */
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#define KSYM_VN_EPOCH "vn_epoch" /* vn_epoch */
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#define KSYM_VN_NFREE "vn_nfree" /* vn_nfree */
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#define KSYM_MSGINFO "msginfo" /* msginfo */
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#define KSYM_GFXINFO "gfxinfo" /* gfxinfo */
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#define KSYM_MIN_FILE_PAGES "min_file_pages"/* guess */
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#define KSYM_MIN_FREE_PAGES "min_free_pages"/* guess */
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#ifdef _KERNEL
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struct sgt_attr {
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int size; /* struct size */
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int flags; /* see below */
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int (*func)(int, char *, int *, int, sgt_cookie_t *, sgt_info_t *);
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/* call func to collect stats */
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};
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typedef struct sgt_attr sgt_attr_t;
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#define SA_PERCPU 0x1 /* one object exists per cpu */
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#define SA_SUMMABLE 0x2 /* object is summable across cells/nodes */
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#define SA_RDWR 0x4 /* object can be written as well as read */
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#define SA_LOCAL 0x8 /* all objects can be read from local cell */
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#define SA_PERNODE 0x10 /* one object exists per node */
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#define SA_GLOBAL 0x20 /* UNIKERNEL only - global to all cells */
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#define sysget_bcopy bcopy /* remote kernel copy. Needed for R2 */
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extern sgt_attr_t sysget_attr[SGT_MAX];
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extern int sysget_mpsa1(int, char *, int, int);
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extern int sysget_mpsa(int, char *, int);
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extern void ksym_add(char *, void *, int, int, int);
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#else
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#include <stddef.h>
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extern int sysget(int, char *, int, int, sgt_cookie_t *);
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#endif /* !_KERNEL */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __SYS_SYSGET_H__ */
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