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/*
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* Copyright (c) 2005-2006 Hewlett-Packard Development Company, L.P.
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* Contributed by Stephane Eranian <eranian@hpl.hp.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* This file is part of libpfm, a performance monitoring support library for
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* applications on Linux.
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*/
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#ifndef __PFMLIB_MONTECITO_PRIV_H__
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#define __PFMLIB_MONTECITO_PRIV_H__
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/*
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* Event type definitions
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*
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* The virtual events are not really defined in the specs but are an artifact used
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* to quickly and easily setup EAR and/or BTB. The event type encodes the exact feature
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* which must be configured in combination with a counting monitor.
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* For instance, DATA_EAR_CACHE_LAT4 is a virtual D-EAR cache event. If the user
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* requests this event, this will configure a counting monitor to count DATA_EAR_EVENTS
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* and PMC11 will be configured for cache mode. The latency is encoded in the umask, here
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* it would correspond to 4 cycles.
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*
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*/
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#define PFMLIB_MONT_EVENT_NORMAL 0x0 /* standard counter */
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#define PFMLIB_MONT_EVENT_ETB 0x1 /* virtual event used with ETB configuration */
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#define PFMLIB_MONT_EVENT_IEAR_TLB 0x2 /* virtual event used for I-EAR TLB configuration */
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#define PFMLIB_MONT_EVENT_IEAR_CACHE 0x3 /* virtual event used for I-EAR cache configuration */
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#define PFMLIB_MONT_EVENT_DEAR_TLB 0x4 /* virtual event used for D-EAR TLB configuration */
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#define PFMLIB_MONT_EVENT_DEAR_CACHE 0x5 /* virtual event used for D-EAR cache configuration */
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#define PFMLIB_MONT_EVENT_DEAR_ALAT 0x6 /* virtual event used for D-EAR ALAT configuration */
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#define event_is_ear(e) ((e)->pme_type >= PFMLIB_MONT_EVENT_IEAR_TLB &&(e)->pme_type <= PFMLIB_MONT_EVENT_DEAR_ALAT)
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#define event_is_iear(e) ((e)->pme_type == PFMLIB_MONT_EVENT_IEAR_TLB || (e)->pme_type == PFMLIB_MONT_EVENT_IEAR_CACHE)
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#define event_is_dear(e) ((e)->pme_type >= PFMLIB_MONT_EVENT_DEAR_TLB && (e)->pme_type <= PFMLIB_MONT_EVENT_DEAR_ALAT)
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#define event_is_ear_cache(e) ((e)->pme_type == PFMLIB_MONT_EVENT_DEAR_CACHE || (e)->pme_type == PFMLIB_MONT_EVENT_IEAR_CACHE)
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#define event_is_ear_tlb(e) ((e)->pme_type == PFMLIB_MONT_EVENT_IEAR_TLB || (e)->pme_type == PFMLIB_MONT_EVENT_DEAR_TLB)
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#define event_is_ear_alat(e) ((e)->pme_type == PFMLIB_MONT_EVENT_DEAR_ALAT)
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#define event_is_etb(e) ((e)->pme_type == PFMLIB_MONT_EVENT_ETB)
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/*
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* Itanium encoding structure
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* (code must be first 8 bits)
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*/
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typedef struct {
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unsigned long pme_code:8; /* major event code */
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unsigned long pme_type:3; /* see definitions above */
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unsigned long pme_caf:2; /* Active, Floating, Causal, Self-Floating */
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unsigned long pme_ig1:3; /* ignored */
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unsigned long pme_umask:16; /* unit mask*/
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unsigned long pme_ig:32; /* ignored */
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} pme_mont_entry_code_t;
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typedef union {
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unsigned long pme_vcode;
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pme_mont_entry_code_t pme_mont_code; /* must not be larger than vcode */
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} pme_mont_code_t;
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typedef union {
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unsigned long qual; /* generic qualifier */
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struct {
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unsigned long pme_iar:1; /* instruction address range supported */
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unsigned long pme_opm:1; /* opcode match supported */
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unsigned long pme_dar:1; /* data address range supported */
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unsigned long pme_all:1; /* supports all_thrd=1 */
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unsigned long pme_mesi:1; /* event supports MESI */
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unsigned long pme_res1:11; /* reserved */
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unsigned long pme_group:3; /* event group */
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unsigned long pme_set:4; /* event set*/
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unsigned long pme_res2:41; /* reserved */
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} pme_qual;
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} pme_mont_qualifiers_t;
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typedef struct {
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char *pme_name;
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pme_mont_code_t pme_entry_code;
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unsigned long pme_counters; /* supported counters */
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unsigned int pme_maxincr;
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pme_mont_qualifiers_t pme_qualifiers;
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char *pme_desc; /* text description of the event */
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} pme_mont_entry_t;
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/*
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* We embed the umask value into the event code. Because it really is
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* like a subevent.
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* pme_code:
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* - lower 16 bits: major event code
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* - upper 16 bits: unit mask
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*/
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#define pme_code pme_entry_code.pme_mont_code.pme_code
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#define pme_umask pme_entry_code.pme_mont_code.pme_umask
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#define pme_used pme_qualifiers.pme_qual_struct.pme_used
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#define pme_type pme_entry_code.pme_mont_code.pme_type
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#define pme_caf pme_entry_code.pme_mont_code.pme_caf
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#define event_opcm_ok(e) ((e)->pme_qualifiers.pme_qual.pme_opm==1)
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#define event_iarr_ok(e) ((e)->pme_qualifiers.pme_qual.pme_iar==1)
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#define event_darr_ok(e) ((e)->pme_qualifiers.pme_qual.pme_dar==1)
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#define event_all_ok(e) ((e)->pme_qualifiers.pme_qual.pme_all==1)
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#define event_mesi_ok(e) ((e)->pme_qualifiers.pme_qual.pme_mesi==1)
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#endif /* __PFMLIB_MONTECITO_PRIV_H__ */
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