17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5346af85bScwb * Common Development and Distribution License (the "License"). 6346af85bScwb * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22e850fb01SKuriakose Kuruvilla * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 26c7a079a8SJonathan Haslam /* 27c7a079a8SJonathan Haslam * This file contains preset event names from the Performance Application 28c7a079a8SJonathan Haslam * Programming Interface v3.5 which included the following notice: 29c7a079a8SJonathan Haslam * 30c7a079a8SJonathan Haslam * Copyright (c) 2005,6 31c7a079a8SJonathan Haslam * Innovative Computing Labs 32c7a079a8SJonathan Haslam * Computer Science Department, 33c7a079a8SJonathan Haslam * University of Tennessee, 34c7a079a8SJonathan Haslam * Knoxville, TN. 35c7a079a8SJonathan Haslam * All Rights Reserved. 36c7a079a8SJonathan Haslam * 37c7a079a8SJonathan Haslam * 38c7a079a8SJonathan Haslam * Redistribution and use in source and binary forms, with or without 39c7a079a8SJonathan Haslam * modification, are permitted provided that the following conditions are met: 40c7a079a8SJonathan Haslam * 41c7a079a8SJonathan Haslam * * Redistributions of source code must retain the above copyright notice, 42c7a079a8SJonathan Haslam * this list of conditions and the following disclaimer. 43c7a079a8SJonathan Haslam * * Redistributions in binary form must reproduce the above copyright 44c7a079a8SJonathan Haslam * notice, this list of conditions and the following disclaimer in the 45c7a079a8SJonathan Haslam * documentation and/or other materials provided with the distribution. 46c7a079a8SJonathan Haslam * * Neither the name of the University of Tennessee nor the names of its 47c7a079a8SJonathan Haslam * contributors may be used to endorse or promote products derived from 48c7a079a8SJonathan Haslam * this software without specific prior written permission. 49c7a079a8SJonathan Haslam * 50c7a079a8SJonathan Haslam * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 51c7a079a8SJonathan Haslam * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 52c7a079a8SJonathan Haslam * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 53c7a079a8SJonathan Haslam * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 54c7a079a8SJonathan Haslam * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 55c7a079a8SJonathan Haslam * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 56c7a079a8SJonathan Haslam * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 57c7a079a8SJonathan Haslam * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 58c7a079a8SJonathan Haslam * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 59c7a079a8SJonathan Haslam * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 60c7a079a8SJonathan Haslam * POSSIBILITY OF SUCH DAMAGE. 61c7a079a8SJonathan Haslam * 62c7a079a8SJonathan Haslam * 63c7a079a8SJonathan Haslam * This open source software license conforms to the BSD License template. 64c7a079a8SJonathan Haslam */ 657c478bd9Sstevel@tonic-gate 66e850fb01SKuriakose Kuruvilla /* 67e850fb01SKuriakose Kuruvilla * Portions Copyright 2009 Advanced Micro Devices, Inc. 68d0e58ef5SRobert Mustacchi * Copyright 2019 Joyent, Inc. 69e850fb01SKuriakose Kuruvilla */ 70e850fb01SKuriakose Kuruvilla 717c478bd9Sstevel@tonic-gate /* 727c478bd9Sstevel@tonic-gate * Performance Counter Back-End for AMD Opteron and AMD Athlon 64 processors. 737c478bd9Sstevel@tonic-gate */ 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate #include <sys/cpuvar.h> 767c478bd9Sstevel@tonic-gate #include <sys/param.h> 777c478bd9Sstevel@tonic-gate #include <sys/systm.h> 787c478bd9Sstevel@tonic-gate #include <sys/cpc_pcbe.h> 797c478bd9Sstevel@tonic-gate #include <sys/kmem.h> 807c478bd9Sstevel@tonic-gate #include <sys/sdt.h> 817c478bd9Sstevel@tonic-gate #include <sys/modctl.h> 827c478bd9Sstevel@tonic-gate #include <sys/errno.h> 837c478bd9Sstevel@tonic-gate #include <sys/debug.h> 847c478bd9Sstevel@tonic-gate #include <sys/archsystm.h> 857c478bd9Sstevel@tonic-gate #include <sys/x86_archext.h> 867c478bd9Sstevel@tonic-gate #include <sys/privregs.h> 875d3a5ad8Srab #include <sys/ddi.h> 885d3a5ad8Srab #include <sys/sunddi.h> 897c478bd9Sstevel@tonic-gate 90d0e58ef5SRobert Mustacchi #include "opteron_pcbe_table.h" 91d0e58ef5SRobert Mustacchi #include <opteron_pcbe_cpcgen.h> 92d0e58ef5SRobert Mustacchi 937c478bd9Sstevel@tonic-gate static int opt_pcbe_init(void); 947c478bd9Sstevel@tonic-gate static uint_t opt_pcbe_ncounters(void); 957c478bd9Sstevel@tonic-gate static const char *opt_pcbe_impl_name(void); 967c478bd9Sstevel@tonic-gate static const char *opt_pcbe_cpuref(void); 977c478bd9Sstevel@tonic-gate static char *opt_pcbe_list_events(uint_t picnum); 987c478bd9Sstevel@tonic-gate static char *opt_pcbe_list_attrs(void); 997c478bd9Sstevel@tonic-gate static uint64_t opt_pcbe_event_coverage(char *event); 1007c478bd9Sstevel@tonic-gate static uint64_t opt_pcbe_overflow_bitmap(void); 1017c478bd9Sstevel@tonic-gate static int opt_pcbe_configure(uint_t picnum, char *event, uint64_t preset, 1027c478bd9Sstevel@tonic-gate uint32_t flags, uint_t nattrs, kcpc_attr_t *attrs, void **data, 1037c478bd9Sstevel@tonic-gate void *token); 1047c478bd9Sstevel@tonic-gate static void opt_pcbe_program(void *token); 1057c478bd9Sstevel@tonic-gate static void opt_pcbe_allstop(void); 1067c478bd9Sstevel@tonic-gate static void opt_pcbe_sample(void *token); 1077c478bd9Sstevel@tonic-gate static void opt_pcbe_free(void *config); 1087c478bd9Sstevel@tonic-gate 1097c478bd9Sstevel@tonic-gate static pcbe_ops_t opt_pcbe_ops = { 1107c478bd9Sstevel@tonic-gate PCBE_VER_1, 1117c478bd9Sstevel@tonic-gate CPC_CAP_OVERFLOW_INTERRUPT, 1127c478bd9Sstevel@tonic-gate opt_pcbe_ncounters, 1137c478bd9Sstevel@tonic-gate opt_pcbe_impl_name, 1147c478bd9Sstevel@tonic-gate opt_pcbe_cpuref, 1157c478bd9Sstevel@tonic-gate opt_pcbe_list_events, 1167c478bd9Sstevel@tonic-gate opt_pcbe_list_attrs, 1177c478bd9Sstevel@tonic-gate opt_pcbe_event_coverage, 1187c478bd9Sstevel@tonic-gate opt_pcbe_overflow_bitmap, 1197c478bd9Sstevel@tonic-gate opt_pcbe_configure, 1207c478bd9Sstevel@tonic-gate opt_pcbe_program, 1217c478bd9Sstevel@tonic-gate opt_pcbe_allstop, 1227c478bd9Sstevel@tonic-gate opt_pcbe_sample, 1237c478bd9Sstevel@tonic-gate opt_pcbe_free 1247c478bd9Sstevel@tonic-gate }; 1257c478bd9Sstevel@tonic-gate 126d0e58ef5SRobert Mustacchi /* 127d0e58ef5SRobert Mustacchi * Base MSR addresses for the PerfEvtSel registers and the counters themselves. 128d0e58ef5SRobert Mustacchi * Add counter number to base address to get corresponding MSR address. 129d0e58ef5SRobert Mustacchi */ 130d0e58ef5SRobert Mustacchi #define PES_BASE_ADDR 0xC0010000 131d0e58ef5SRobert Mustacchi #define PIC_BASE_ADDR 0xC0010004 132d0e58ef5SRobert Mustacchi 133d0e58ef5SRobert Mustacchi /* 134d0e58ef5SRobert Mustacchi * Base MSR addresses for the PerfEvtSel registers and counters. The counter and 135d0e58ef5SRobert Mustacchi * event select registers are interleaved, so one needs to multiply the counter 136d0e58ef5SRobert Mustacchi * number by two to determine what they should be set to. 137d0e58ef5SRobert Mustacchi */ 138d0e58ef5SRobert Mustacchi #define PES_EXT_BASE_ADDR 0xC0010200 139d0e58ef5SRobert Mustacchi #define PIC_EXT_BASE_ADDR 0xC0010201 140d0e58ef5SRobert Mustacchi 141d0e58ef5SRobert Mustacchi /* 142d0e58ef5SRobert Mustacchi * The number of counters present depends on which CPU features are present. 143d0e58ef5SRobert Mustacchi */ 144d0e58ef5SRobert Mustacchi #define OPT_PCBE_DEF_NCOUNTERS 4 145d0e58ef5SRobert Mustacchi #define OPT_PCBE_EXT_NCOUNTERS 6 146d0e58ef5SRobert Mustacchi 1477c478bd9Sstevel@tonic-gate /* 1487c478bd9Sstevel@tonic-gate * Define offsets and masks for the fields in the Performance 1497c478bd9Sstevel@tonic-gate * Event-Select (PES) registers. 1507c478bd9Sstevel@tonic-gate */ 15131725658Sksadhukh #define OPT_PES_HOST_SHIFT 41 15231725658Sksadhukh #define OPT_PES_GUEST_SHIFT 40 153d0e58ef5SRobert Mustacchi #define OPT_PES_EVSELHI_SHIFT 32 1547c478bd9Sstevel@tonic-gate #define OPT_PES_CMASK_SHIFT 24 1557c478bd9Sstevel@tonic-gate #define OPT_PES_CMASK_MASK 0xFF 1567c478bd9Sstevel@tonic-gate #define OPT_PES_INV_SHIFT 23 1577c478bd9Sstevel@tonic-gate #define OPT_PES_ENABLE_SHIFT 22 1587c478bd9Sstevel@tonic-gate #define OPT_PES_INT_SHIFT 20 1597c478bd9Sstevel@tonic-gate #define OPT_PES_PC_SHIFT 19 1607c478bd9Sstevel@tonic-gate #define OPT_PES_EDGE_SHIFT 18 1617c478bd9Sstevel@tonic-gate #define OPT_PES_OS_SHIFT 17 1627c478bd9Sstevel@tonic-gate #define OPT_PES_USR_SHIFT 16 1637c478bd9Sstevel@tonic-gate #define OPT_PES_UMASK_SHIFT 8 1647c478bd9Sstevel@tonic-gate #define OPT_PES_UMASK_MASK 0xFF 1657c478bd9Sstevel@tonic-gate 16631725658Sksadhukh #define OPT_PES_INV (1ULL << OPT_PES_INV_SHIFT) 16731725658Sksadhukh #define OPT_PES_ENABLE (1ULL << OPT_PES_ENABLE_SHIFT) 16831725658Sksadhukh #define OPT_PES_INT (1ULL << OPT_PES_INT_SHIFT) 16931725658Sksadhukh #define OPT_PES_PC (1ULL << OPT_PES_PC_SHIFT) 17031725658Sksadhukh #define OPT_PES_EDGE (1ULL << OPT_PES_EDGE_SHIFT) 17131725658Sksadhukh #define OPT_PES_OS (1ULL << OPT_PES_OS_SHIFT) 17231725658Sksadhukh #define OPT_PES_USR (1ULL << OPT_PES_USR_SHIFT) 17331725658Sksadhukh #define OPT_PES_HOST (1ULL << OPT_PES_HOST_SHIFT) 17431725658Sksadhukh #define OPT_PES_GUEST (1ULL << OPT_PES_GUEST_SHIFT) 1757c478bd9Sstevel@tonic-gate 1767c478bd9Sstevel@tonic-gate typedef struct _opt_pcbe_config { 1777c478bd9Sstevel@tonic-gate uint8_t opt_picno; /* Counter number: 0, 1, 2, or 3 */ 1787c478bd9Sstevel@tonic-gate uint64_t opt_evsel; /* Event Selection register */ 1797c478bd9Sstevel@tonic-gate uint64_t opt_rawpic; /* Raw counter value */ 1807c478bd9Sstevel@tonic-gate } opt_pcbe_config_t; 1817c478bd9Sstevel@tonic-gate 182d0e58ef5SRobert Mustacchi opt_pcbe_config_t nullcfgs[OPT_PCBE_EXT_NCOUNTERS] = { 1837c478bd9Sstevel@tonic-gate { 0, 0, 0 }, 1847c478bd9Sstevel@tonic-gate { 1, 0, 0 }, 1857c478bd9Sstevel@tonic-gate { 2, 0, 0 }, 186d0e58ef5SRobert Mustacchi { 3, 0, 0 }, 187d0e58ef5SRobert Mustacchi { 4, 0, 0 }, 188d0e58ef5SRobert Mustacchi { 5, 0, 0 }, 1897c478bd9Sstevel@tonic-gate }; 1907c478bd9Sstevel@tonic-gate 191d0e58ef5SRobert Mustacchi typedef uint64_t (*opt_pcbe_addr_f)(uint_t); 1927c478bd9Sstevel@tonic-gate 193d0e58ef5SRobert Mustacchi typedef struct opt_pcbe_data { 194d0e58ef5SRobert Mustacchi uint_t opd_ncounters; 195d0e58ef5SRobert Mustacchi uint_t opd_cmask; 196d0e58ef5SRobert Mustacchi opt_pcbe_addr_f opd_pesf; 197d0e58ef5SRobert Mustacchi opt_pcbe_addr_f opd_picf; 198d0e58ef5SRobert Mustacchi } opt_pcbe_data_t; 199c7a079a8SJonathan Haslam 200d0e58ef5SRobert Mustacchi opt_pcbe_data_t opd; 2017c478bd9Sstevel@tonic-gate 2027c478bd9Sstevel@tonic-gate #define MASK48 0xFFFFFFFFFFFF 2037c478bd9Sstevel@tonic-gate 204e850fb01SKuriakose Kuruvilla #define EV_END {NULL, 0} 205c7a079a8SJonathan Haslam #define GEN_EV_END {NULL, NULL, 0 } 2067c478bd9Sstevel@tonic-gate 207d0e58ef5SRobert Mustacchi /* 208d0e58ef5SRobert Mustacchi * The following Macros are used to define tables of events that are used by 209d0e58ef5SRobert Mustacchi * various families and some generic classes of events. 210d0e58ef5SRobert Mustacchi * 211d0e58ef5SRobert Mustacchi * When programming a performance counter there are two different values that we 212d0e58ef5SRobert Mustacchi * need to set: 213d0e58ef5SRobert Mustacchi * 214d0e58ef5SRobert Mustacchi * o Event - Determines the general class of event that is being used. 215d0e58ef5SRobert Mustacchi * o Unit - A further breakdown that gives more specific value. 216d0e58ef5SRobert Mustacchi * 217d0e58ef5SRobert Mustacchi * Prior to the introduction of family 17h support, all family specific events 218d0e58ef5SRobert Mustacchi * were programmed based on their event. The generic events, which tried to 219d0e58ef5SRobert Mustacchi * provide PAPI mappings to events specified an additional unit mask. 220d0e58ef5SRobert Mustacchi * 221d0e58ef5SRobert Mustacchi * Starting with Family 17h, CPU performance counters default to using both the 222d0e58ef5SRobert Mustacchi * unit mask and the event select. Generic events are always aliases to a 223d0e58ef5SRobert Mustacchi * specific event/unit pair, hence why the units for them are always zero. In 224d0e58ef5SRobert Mustacchi * addition, the naming of events in family 17h has been changed to reflect 225d0e58ef5SRobert Mustacchi * AMD's guide. While this is a departure from what people are used to, it is 226d0e58ef5SRobert Mustacchi * believed that matching the more detailed literature that folks are told to 227d0e58ef5SRobert Mustacchi * reference is more valuable. 228d0e58ef5SRobert Mustacchi */ 229d0e58ef5SRobert Mustacchi 230e850fb01SKuriakose Kuruvilla #define AMD_cmn_events \ 231e850fb01SKuriakose Kuruvilla { "FP_dispatched_fpu_ops", 0x0 }, \ 232e850fb01SKuriakose Kuruvilla { "FP_cycles_no_fpu_ops_retired", 0x1 }, \ 233e850fb01SKuriakose Kuruvilla { "FP_dispatched_fpu_ops_ff", 0x2 }, \ 234e850fb01SKuriakose Kuruvilla { "LS_seg_reg_load", 0x20 }, \ 235e850fb01SKuriakose Kuruvilla { "LS_uarch_resync_self_modify", 0x21 }, \ 236e850fb01SKuriakose Kuruvilla { "LS_uarch_resync_snoop", 0x22 }, \ 237e850fb01SKuriakose Kuruvilla { "LS_buffer_2_full", 0x23 }, \ 238e850fb01SKuriakose Kuruvilla { "LS_locked_operation", 0x24 }, \ 239e850fb01SKuriakose Kuruvilla { "LS_retired_cflush", 0x26 }, \ 240e850fb01SKuriakose Kuruvilla { "LS_retired_cpuid", 0x27 }, \ 241e850fb01SKuriakose Kuruvilla { "DC_access", 0x40 }, \ 242e850fb01SKuriakose Kuruvilla { "DC_miss", 0x41 }, \ 243e850fb01SKuriakose Kuruvilla { "DC_refill_from_L2", 0x42 }, \ 244e850fb01SKuriakose Kuruvilla { "DC_refill_from_system", 0x43 }, \ 245e850fb01SKuriakose Kuruvilla { "DC_copyback", 0x44 }, \ 246e850fb01SKuriakose Kuruvilla { "DC_dtlb_L1_miss_L2_hit", 0x45 }, \ 247e850fb01SKuriakose Kuruvilla { "DC_dtlb_L1_miss_L2_miss", 0x46 }, \ 248e850fb01SKuriakose Kuruvilla { "DC_misaligned_data_ref", 0x47 }, \ 249e850fb01SKuriakose Kuruvilla { "DC_uarch_late_cancel_access", 0x48 }, \ 250e850fb01SKuriakose Kuruvilla { "DC_uarch_early_cancel_access", 0x49 }, \ 251e850fb01SKuriakose Kuruvilla { "DC_1bit_ecc_error_found", 0x4A }, \ 252e850fb01SKuriakose Kuruvilla { "DC_dispatched_prefetch_instr", 0x4B }, \ 253e850fb01SKuriakose Kuruvilla { "DC_dcache_accesses_by_locks", 0x4C }, \ 254e850fb01SKuriakose Kuruvilla { "BU_memory_requests", 0x65 }, \ 255e850fb01SKuriakose Kuruvilla { "BU_data_prefetch", 0x67 }, \ 256e850fb01SKuriakose Kuruvilla { "BU_system_read_responses", 0x6C }, \ 257e850fb01SKuriakose Kuruvilla { "BU_cpu_clk_unhalted", 0x76 }, \ 258e850fb01SKuriakose Kuruvilla { "BU_internal_L2_req", 0x7D }, \ 259e850fb01SKuriakose Kuruvilla { "BU_fill_req_missed_L2", 0x7E }, \ 260e850fb01SKuriakose Kuruvilla { "BU_fill_into_L2", 0x7F }, \ 261e850fb01SKuriakose Kuruvilla { "IC_fetch", 0x80 }, \ 262e850fb01SKuriakose Kuruvilla { "IC_miss", 0x81 }, \ 263e850fb01SKuriakose Kuruvilla { "IC_refill_from_L2", 0x82 }, \ 264e850fb01SKuriakose Kuruvilla { "IC_refill_from_system", 0x83 }, \ 265e850fb01SKuriakose Kuruvilla { "IC_itlb_L1_miss_L2_hit", 0x84 }, \ 266e850fb01SKuriakose Kuruvilla { "IC_itlb_L1_miss_L2_miss", 0x85 }, \ 267e850fb01SKuriakose Kuruvilla { "IC_uarch_resync_snoop", 0x86 }, \ 268e850fb01SKuriakose Kuruvilla { "IC_instr_fetch_stall", 0x87 }, \ 269e850fb01SKuriakose Kuruvilla { "IC_return_stack_hit", 0x88 }, \ 270e850fb01SKuriakose Kuruvilla { "IC_return_stack_overflow", 0x89 }, \ 271e850fb01SKuriakose Kuruvilla { "FR_retired_x86_instr_w_excp_intr", 0xC0 }, \ 272e850fb01SKuriakose Kuruvilla { "FR_retired_uops", 0xC1 }, \ 273e850fb01SKuriakose Kuruvilla { "FR_retired_branches_w_excp_intr", 0xC2 }, \ 274e850fb01SKuriakose Kuruvilla { "FR_retired_branches_mispred", 0xC3 }, \ 275e850fb01SKuriakose Kuruvilla { "FR_retired_taken_branches", 0xC4 }, \ 276e850fb01SKuriakose Kuruvilla { "FR_retired_taken_branches_mispred", 0xC5 }, \ 277e850fb01SKuriakose Kuruvilla { "FR_retired_far_ctl_transfer", 0xC6 }, \ 278e850fb01SKuriakose Kuruvilla { "FR_retired_resyncs", 0xC7 }, \ 279e850fb01SKuriakose Kuruvilla { "FR_retired_near_rets", 0xC8 }, \ 280e850fb01SKuriakose Kuruvilla { "FR_retired_near_rets_mispred", 0xC9 }, \ 281e850fb01SKuriakose Kuruvilla { "FR_retired_taken_branches_mispred_addr_miscomp", 0xCA },\ 282e850fb01SKuriakose Kuruvilla { "FR_retired_fastpath_double_op_instr", 0xCC }, \ 283e850fb01SKuriakose Kuruvilla { "FR_intr_masked_cycles", 0xCD }, \ 284e850fb01SKuriakose Kuruvilla { "FR_intr_masked_while_pending_cycles", 0xCE }, \ 285e850fb01SKuriakose Kuruvilla { "FR_taken_hardware_intrs", 0xCF }, \ 286e850fb01SKuriakose Kuruvilla { "FR_nothing_to_dispatch", 0xD0 }, \ 287e850fb01SKuriakose Kuruvilla { "FR_dispatch_stalls", 0xD1 }, \ 288e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_branch_abort_to_retire", 0xD2 }, \ 289e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_serialization", 0xD3 }, \ 290e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_segment_load", 0xD4 }, \ 291e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_reorder_buffer_full", 0xD5 }, \ 292e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_resv_stations_full", 0xD6 }, \ 293e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_fpu_full", 0xD7 }, \ 294e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_ls_full", 0xD8 }, \ 295e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_waiting_all_quiet", 0xD9 }, \ 296e850fb01SKuriakose Kuruvilla { "FR_dispatch_stall_far_ctl_trsfr_resync_branch_pend", 0xDA },\ 297e850fb01SKuriakose Kuruvilla { "FR_fpu_exception", 0xDB }, \ 298e850fb01SKuriakose Kuruvilla { "FR_num_brkpts_dr0", 0xDC }, \ 299e850fb01SKuriakose Kuruvilla { "FR_num_brkpts_dr1", 0xDD }, \ 300e850fb01SKuriakose Kuruvilla { "FR_num_brkpts_dr2", 0xDE }, \ 301e850fb01SKuriakose Kuruvilla { "FR_num_brkpts_dr3", 0xDF }, \ 302e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_page_access", 0xE0 }, \ 303e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_turnaround", 0xE3 }, \ 304e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_bypass_counter_saturation", 0xE4 }, \ 305e850fb01SKuriakose Kuruvilla { "NB_cpu_io_to_mem_io", 0xE9 }, \ 306e850fb01SKuriakose Kuruvilla { "NB_cache_block_commands", 0xEA }, \ 307e850fb01SKuriakose Kuruvilla { "NB_sized_commands", 0xEB }, \ 308e850fb01SKuriakose Kuruvilla { "NB_ht_bus0_bandwidth", 0xF6 } 309e850fb01SKuriakose Kuruvilla 310e850fb01SKuriakose Kuruvilla #define AMD_FAMILY_f_events \ 311e850fb01SKuriakose Kuruvilla { "BU_quadwords_written_to_system", 0x6D }, \ 312e850fb01SKuriakose Kuruvilla { "FR_retired_fpu_instr", 0xCB }, \ 313e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_page_table_overflow", 0xE1 }, \ 314e850fb01SKuriakose Kuruvilla { "NB_sized_blocks", 0xE5 }, \ 315e850fb01SKuriakose Kuruvilla { "NB_ECC_errors", 0xE8 }, \ 316e850fb01SKuriakose Kuruvilla { "NB_probe_result", 0xEC }, \ 317e850fb01SKuriakose Kuruvilla { "NB_gart_events", 0xEE }, \ 318e850fb01SKuriakose Kuruvilla { "NB_ht_bus1_bandwidth", 0xF7 }, \ 319e850fb01SKuriakose Kuruvilla { "NB_ht_bus2_bandwidth", 0xF8 } 320e850fb01SKuriakose Kuruvilla 321e850fb01SKuriakose Kuruvilla #define AMD_FAMILY_10h_events \ 322e850fb01SKuriakose Kuruvilla { "FP_retired_sse_ops", 0x3 }, \ 323e850fb01SKuriakose Kuruvilla { "FP_retired_move_ops", 0x4 }, \ 324e850fb01SKuriakose Kuruvilla { "FP_retired_serialize_ops", 0x5 }, \ 325e850fb01SKuriakose Kuruvilla { "FP_serialize_ops_cycles", 0x6 }, \ 326e850fb01SKuriakose Kuruvilla { "LS_cancelled_store_to_load_fwd_ops", 0x2A }, \ 327e850fb01SKuriakose Kuruvilla { "LS_smi_received", 0x2B }, \ 328e850fb01SKuriakose Kuruvilla { "DC_dtlb_L1_hit", 0x4D }, \ 329e850fb01SKuriakose Kuruvilla { "LS_ineffective_prefetch", 0x52 }, \ 330e850fb01SKuriakose Kuruvilla { "LS_global_tlb_flush", 0x54 }, \ 331e850fb01SKuriakose Kuruvilla { "BU_octwords_written_to_system", 0x6D }, \ 332e850fb01SKuriakose Kuruvilla { "Page_size_mismatches", 0x165 }, \ 333e850fb01SKuriakose Kuruvilla { "IC_eviction", 0x8B }, \ 334e850fb01SKuriakose Kuruvilla { "IC_cache_lines_invalidate", 0x8C }, \ 335e850fb01SKuriakose Kuruvilla { "IC_itlb_reload", 0x99 }, \ 336e850fb01SKuriakose Kuruvilla { "IC_itlb_reload_aborted", 0x9A }, \ 337e850fb01SKuriakose Kuruvilla { "FR_retired_mmx_sse_fp_instr", 0xCB }, \ 338e850fb01SKuriakose Kuruvilla { "Retired_x87_fp_ops", 0x1C0 }, \ 339e850fb01SKuriakose Kuruvilla { "IBS_ops_tagged", 0x1CF }, \ 340e850fb01SKuriakose Kuruvilla { "LFENCE_inst_retired", 0x1D3 }, \ 341e850fb01SKuriakose Kuruvilla { "SFENCE_inst_retired", 0x1D4 }, \ 342e850fb01SKuriakose Kuruvilla { "MFENCE_inst_retired", 0x1D5 }, \ 343e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_page_table_overflow", 0xE1 }, \ 344e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_dram_cmd_slots_missed", 0xE2 }, \ 345e850fb01SKuriakose Kuruvilla { "NB_thermal_status", 0xE8 }, \ 346e850fb01SKuriakose Kuruvilla { "NB_probe_results_upstream_req", 0xEC }, \ 347e850fb01SKuriakose Kuruvilla { "NB_gart_events", 0xEE }, \ 348e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_req", 0x1F0 }, \ 349e850fb01SKuriakose Kuruvilla { "CB_cpu_to_dram_req_to_target", 0x1E0 }, \ 350e850fb01SKuriakose Kuruvilla { "CB_io_to_dram_req_to_target", 0x1E1 }, \ 351e850fb01SKuriakose Kuruvilla { "CB_cpu_read_cmd_latency_to_target_0_to_3", 0x1E2 }, \ 352e850fb01SKuriakose Kuruvilla { "CB_cpu_read_cmd_req_to_target_0_to_3", 0x1E3 }, \ 353e850fb01SKuriakose Kuruvilla { "CB_cpu_read_cmd_latency_to_target_4_to_7", 0x1E4 }, \ 354e850fb01SKuriakose Kuruvilla { "CB_cpu_read_cmd_req_to_target_4_to_7", 0x1E5 }, \ 355e850fb01SKuriakose Kuruvilla { "CB_cpu_cmd_latency_to_target_0_to_7", 0x1E6 }, \ 356e850fb01SKuriakose Kuruvilla { "CB_cpu_req_to_target_0_to_7", 0x1E7 }, \ 357e850fb01SKuriakose Kuruvilla { "NB_ht_bus1_bandwidth", 0xF7 }, \ 358e850fb01SKuriakose Kuruvilla { "NB_ht_bus2_bandwidth", 0xF8 }, \ 359e850fb01SKuriakose Kuruvilla { "NB_ht_bus3_bandwidth", 0x1F9 }, \ 360e850fb01SKuriakose Kuruvilla { "L3_read_req", 0x4E0 }, \ 361e850fb01SKuriakose Kuruvilla { "L3_miss", 0x4E1 }, \ 362e850fb01SKuriakose Kuruvilla { "L3_l2_eviction_l3_fill", 0x4E2 }, \ 363e850fb01SKuriakose Kuruvilla { "L3_eviction", 0x4E3 } 364e850fb01SKuriakose Kuruvilla 365e850fb01SKuriakose Kuruvilla #define AMD_FAMILY_11h_events \ 366e850fb01SKuriakose Kuruvilla { "BU_quadwords_written_to_system", 0x6D }, \ 367e850fb01SKuriakose Kuruvilla { "FR_retired_mmx_fp_instr", 0xCB }, \ 368e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_page_table_events", 0xE1 }, \ 369e850fb01SKuriakose Kuruvilla { "NB_thermal_status", 0xE8 }, \ 370e850fb01SKuriakose Kuruvilla { "NB_probe_results_upstream_req", 0xEC }, \ 371e850fb01SKuriakose Kuruvilla { "NB_dev_events", 0xEE }, \ 372e850fb01SKuriakose Kuruvilla { "NB_mem_ctrlr_req", 0x1F0 } 37331725658Sksadhukh 374c7a079a8SJonathan Haslam #define AMD_cmn_generic_events \ 375c7a079a8SJonathan Haslam { "PAPI_br_ins", "FR_retired_branches_w_excp_intr", 0x0 },\ 376c7a079a8SJonathan Haslam { "PAPI_br_msp", "FR_retired_branches_mispred", 0x0 }, \ 377c7a079a8SJonathan Haslam { "PAPI_br_tkn", "FR_retired_taken_branches", 0x0 }, \ 378c7a079a8SJonathan Haslam { "PAPI_fp_ops", "FP_dispatched_fpu_ops", 0x3 }, \ 379c7a079a8SJonathan Haslam { "PAPI_fad_ins", "FP_dispatched_fpu_ops", 0x1 }, \ 380c7a079a8SJonathan Haslam { "PAPI_fml_ins", "FP_dispatched_fpu_ops", 0x2 }, \ 381c7a079a8SJonathan Haslam { "PAPI_fpu_idl", "FP_cycles_no_fpu_ops_retired", 0x0 }, \ 382c7a079a8SJonathan Haslam { "PAPI_tot_cyc", "BU_cpu_clk_unhalted", 0x0 }, \ 383c7a079a8SJonathan Haslam { "PAPI_tot_ins", "FR_retired_x86_instr_w_excp_intr", 0x0 }, \ 384c7a079a8SJonathan Haslam { "PAPI_l1_dca", "DC_access", 0x0 }, \ 385c7a079a8SJonathan Haslam { "PAPI_l1_dcm", "DC_miss", 0x0 }, \ 386c7a079a8SJonathan Haslam { "PAPI_l1_ldm", "DC_refill_from_L2", 0xe }, \ 387c7a079a8SJonathan Haslam { "PAPI_l1_stm", "DC_refill_from_L2", 0x10 }, \ 388c7a079a8SJonathan Haslam { "PAPI_l1_ica", "IC_fetch", 0x0 }, \ 389c7a079a8SJonathan Haslam { "PAPI_l1_icm", "IC_miss", 0x0 }, \ 390c7a079a8SJonathan Haslam { "PAPI_l1_icr", "IC_fetch", 0x0 }, \ 391c7a079a8SJonathan Haslam { "PAPI_l2_dch", "DC_refill_from_L2", 0x1e }, \ 392c7a079a8SJonathan Haslam { "PAPI_l2_dcm", "DC_refill_from_system", 0x1e }, \ 393c7a079a8SJonathan Haslam { "PAPI_l2_dcr", "DC_refill_from_L2", 0xe }, \ 394c7a079a8SJonathan Haslam { "PAPI_l2_dcw", "DC_refill_from_L2", 0x10 }, \ 395c7a079a8SJonathan Haslam { "PAPI_l2_ich", "IC_refill_from_L2", 0x0 }, \ 396c7a079a8SJonathan Haslam { "PAPI_l2_icm", "IC_refill_from_system", 0x0 }, \ 397c7a079a8SJonathan Haslam { "PAPI_l2_ldm", "DC_refill_from_system", 0xe }, \ 398c7a079a8SJonathan Haslam { "PAPI_l2_stm", "DC_refill_from_system", 0x10 }, \ 399c7a079a8SJonathan Haslam { "PAPI_res_stl", "FR_dispatch_stalls", 0x0 }, \ 400c7a079a8SJonathan Haslam { "PAPI_stl_icy", "FR_nothing_to_dispatch", 0x0 }, \ 401c7a079a8SJonathan Haslam { "PAPI_hw_int", "FR_taken_hardware_intrs", 0x0 } 402c7a079a8SJonathan Haslam 403c7a079a8SJonathan Haslam #define OPT_cmn_generic_events \ 404c7a079a8SJonathan Haslam { "PAPI_tlb_dm", "DC_dtlb_L1_miss_L2_miss", 0x0 }, \ 405c7a079a8SJonathan Haslam { "PAPI_tlb_im", "IC_itlb_L1_miss_L2_miss", 0x0 }, \ 406c7a079a8SJonathan Haslam { "PAPI_fp_ins", "FR_retired_fpu_instr", 0xd }, \ 407c7a079a8SJonathan Haslam { "PAPI_vec_ins", "FR_retired_fpu_instr", 0x4 } 408c7a079a8SJonathan Haslam 409c7a079a8SJonathan Haslam #define AMD_FAMILY_10h_generic_events \ 410c7a079a8SJonathan Haslam { "PAPI_tlb_dm", "DC_dtlb_L1_miss_L2_miss", 0x7 }, \ 411c7a079a8SJonathan Haslam { "PAPI_tlb_im", "IC_itlb_L1_miss_L2_miss", 0x3 }, \ 412c7a079a8SJonathan Haslam { "PAPI_l3_dcr", "L3_read_req", 0xf1 }, \ 413c7a079a8SJonathan Haslam { "PAPI_l3_icr", "L3_read_req", 0xf2 }, \ 414c7a079a8SJonathan Haslam { "PAPI_l3_tcr", "L3_read_req", 0xf7 }, \ 415c7a079a8SJonathan Haslam { "PAPI_l3_stm", "L3_miss", 0xf4 }, \ 416c7a079a8SJonathan Haslam { "PAPI_l3_ldm", "L3_miss", 0xf3 }, \ 417c7a079a8SJonathan Haslam { "PAPI_l3_tcm", "L3_miss", 0xf7 } 418c7a079a8SJonathan Haslam 419d0e58ef5SRobert Mustacchi static const amd_event_t family_f_events[] = { 42031725658Sksadhukh AMD_cmn_events, 421e850fb01SKuriakose Kuruvilla AMD_FAMILY_f_events, 422fb47e43fSjhaslam EV_END 423fb47e43fSjhaslam }; 424fb47e43fSjhaslam 425d0e58ef5SRobert Mustacchi static const amd_event_t family_10h_events[] = { 42631725658Sksadhukh AMD_cmn_events, 427e850fb01SKuriakose Kuruvilla AMD_FAMILY_10h_events, 4287c478bd9Sstevel@tonic-gate EV_END 4297c478bd9Sstevel@tonic-gate }; 4307c478bd9Sstevel@tonic-gate 431d0e58ef5SRobert Mustacchi static const amd_event_t family_11h_events[] = { 43231725658Sksadhukh AMD_cmn_events, 433e850fb01SKuriakose Kuruvilla AMD_FAMILY_11h_events, 43431725658Sksadhukh EV_END 43531725658Sksadhukh }; 43631725658Sksadhukh 437d0e58ef5SRobert Mustacchi static const amd_generic_event_t opt_generic_events[] = { 438c7a079a8SJonathan Haslam AMD_cmn_generic_events, 439c7a079a8SJonathan Haslam OPT_cmn_generic_events, 440c7a079a8SJonathan Haslam GEN_EV_END 441c7a079a8SJonathan Haslam }; 442c7a079a8SJonathan Haslam 443d0e58ef5SRobert Mustacchi static const amd_generic_event_t family_10h_generic_events[] = { 444c7a079a8SJonathan Haslam AMD_cmn_generic_events, 445c7a079a8SJonathan Haslam AMD_FAMILY_10h_generic_events, 446c7a079a8SJonathan Haslam GEN_EV_END 447c7a079a8SJonathan Haslam }; 448c7a079a8SJonathan Haslam 449d0e58ef5SRobert Mustacchi /* 450d0e58ef5SRobert Mustacchi * For Family 17h, the cpcgen utility generates all of our events including ones 451d0e58ef5SRobert Mustacchi * that need specific unit codes, therefore we leave all unit codes out of 45231aa6202SRobert Mustacchi * these. Zen 1 and Zen 2 have different event sets that they support. 453d0e58ef5SRobert Mustacchi */ 45431aa6202SRobert Mustacchi static const amd_generic_event_t family_17h_zen1_papi_events[] = { 455d0e58ef5SRobert Mustacchi { "PAPI_br_cn", "ExRetCond" }, 45631aa6202SRobert Mustacchi { "PAPI_br_ins", "ExRetBrn" }, 457d0e58ef5SRobert Mustacchi { "PAPI_fpu_idl", "FpSchedEmpty" }, 458d0e58ef5SRobert Mustacchi { "PAPI_tot_cyc", "LsNotHaltedCyc" }, 459d0e58ef5SRobert Mustacchi { "PAPI_tot_ins", "ExRetInstr" }, 460d0e58ef5SRobert Mustacchi { "PAPI_tlb_dm", "LsL1DTlbMiss" }, 461d0e58ef5SRobert Mustacchi { "PAPI_tlb_im", "BpL1TlbMissL2Miss" }, 462d0e58ef5SRobert Mustacchi { "PAPI_tot_cyc", "LsNotHaltedCyc" }, 463d0e58ef5SRobert Mustacchi GEN_EV_END 464d0e58ef5SRobert Mustacchi }; 465d0e58ef5SRobert Mustacchi 46631aa6202SRobert Mustacchi static const amd_generic_event_t family_17h_zen2_papi_events[] = { 46731aa6202SRobert Mustacchi { "PAPI_br_cn", "ExRetCond" }, 46831aa6202SRobert Mustacchi { "PAPI_br_ins", "ExRetBrn" }, 46931aa6202SRobert Mustacchi { "PAPI_tot_cyc", "LsNotHaltedCyc" }, 47031aa6202SRobert Mustacchi { "PAPI_tot_ins", "ExRetInstr" }, 47131aa6202SRobert Mustacchi { "PAPI_tlb_dm", "LsL1DTlbMiss" }, 47231aa6202SRobert Mustacchi { "PAPI_tlb_im", "BpL1TlbMissL2Miss" }, 47331aa6202SRobert Mustacchi { "PAPI_tot_cyc", "LsNotHaltedCyc" }, 47431aa6202SRobert Mustacchi GEN_EV_END 47531aa6202SRobert Mustacchi }; 47631aa6202SRobert Mustacchi 47731aa6202SRobert Mustacchi 4787c478bd9Sstevel@tonic-gate static char *evlist; 4797c478bd9Sstevel@tonic-gate static size_t evlist_sz; 480d0e58ef5SRobert Mustacchi static const amd_event_t *amd_events = NULL; 481d0e58ef5SRobert Mustacchi static uint_t amd_family, amd_model; 482d0e58ef5SRobert Mustacchi static const amd_generic_event_t *amd_generic_events = NULL; 4837c478bd9Sstevel@tonic-gate 484d0e58ef5SRobert Mustacchi static char amd_fam_f_rev_ae_bkdg[] = "See \"BIOS and Kernel Developer's " 485e850fb01SKuriakose Kuruvilla "Guide for AMD Athlon 64 and AMD Opteron Processors\" (AMD publication 26094)"; 486d0e58ef5SRobert Mustacchi static char amd_fam_f_NPT_bkdg[] = "See \"BIOS and Kernel Developer's Guide " 487e850fb01SKuriakose Kuruvilla "for AMD NPT Family 0Fh Processors\" (AMD publication 32559)"; 488d0e58ef5SRobert Mustacchi static char amd_fam_10h_bkdg[] = "See \"BIOS and Kernel Developer's Guide " 489e850fb01SKuriakose Kuruvilla "(BKDG) For AMD Family 10h Processors\" (AMD publication 31116)"; 490d0e58ef5SRobert Mustacchi static char amd_fam_11h_bkdg[] = "See \"BIOS and Kernel Developer's Guide " 491e850fb01SKuriakose Kuruvilla "(BKDG) For AMD Family 11h Processors\" (AMD publication 41256)"; 49231aa6202SRobert Mustacchi static char amd_fam_17h_zen1_reg[] = "See \"Open-Source Register Reference For " 493d0e58ef5SRobert Mustacchi "AMD Family 17h Processors Models 00h-2Fh\" (AMD publication 56255) and " 49431aa6202SRobert Mustacchi "amd_f17h_zen1_events(3CPC)"; 49531aa6202SRobert Mustacchi static char amd_fam_17h_zen2_reg[] = "See \"Preliminary Processor Programming " 49631aa6202SRobert Mustacchi "Reference (PPR) for AMD Family 17h Model 31h, Revision B0 Processors\" " 49731aa6202SRobert Mustacchi "(AMD publication 55803), \"Processor Programming Reference (PPR) for AMD " 49831aa6202SRobert Mustacchi "Family 17h Model 71h, Revision B0 Processors\" (AMD publication 56176), and " 49931aa6202SRobert Mustacchi "amd_f17h_zen2_events(3CPC)"; 500e850fb01SKuriakose Kuruvilla 501e850fb01SKuriakose Kuruvilla static char amd_pcbe_impl_name[64]; 502e850fb01SKuriakose Kuruvilla static char *amd_pcbe_cpuref; 503e850fb01SKuriakose Kuruvilla 504e850fb01SKuriakose Kuruvilla 5057c478bd9Sstevel@tonic-gate #define BITS(v, u, l) \ 5067c478bd9Sstevel@tonic-gate (((v) >> (l)) & ((1 << (1 + (u) - (l))) - 1)) 5077c478bd9Sstevel@tonic-gate 508d0e58ef5SRobert Mustacchi static uint64_t 509d0e58ef5SRobert Mustacchi opt_pcbe_pes_addr(uint_t counter) 510d0e58ef5SRobert Mustacchi { 511d0e58ef5SRobert Mustacchi ASSERT3U(counter, <, opd.opd_ncounters); 512d0e58ef5SRobert Mustacchi return (PES_BASE_ADDR + counter); 513d0e58ef5SRobert Mustacchi } 514d0e58ef5SRobert Mustacchi 515d0e58ef5SRobert Mustacchi static uint64_t 516d0e58ef5SRobert Mustacchi opt_pcbe_pes_ext_addr(uint_t counter) 517d0e58ef5SRobert Mustacchi { 518d0e58ef5SRobert Mustacchi ASSERT3U(counter, <, opd.opd_ncounters); 519d0e58ef5SRobert Mustacchi return (PES_EXT_BASE_ADDR + 2 * counter); 520d0e58ef5SRobert Mustacchi } 521d0e58ef5SRobert Mustacchi 522d0e58ef5SRobert Mustacchi static uint64_t 523d0e58ef5SRobert Mustacchi opt_pcbe_pic_addr(uint_t counter) 524d0e58ef5SRobert Mustacchi { 525d0e58ef5SRobert Mustacchi ASSERT3U(counter, <, opd.opd_ncounters); 526d0e58ef5SRobert Mustacchi return (PIC_BASE_ADDR + 2 * counter); 527d0e58ef5SRobert Mustacchi } 528d0e58ef5SRobert Mustacchi 529d0e58ef5SRobert Mustacchi static uint64_t 530d0e58ef5SRobert Mustacchi opt_pcbe_pic_ext_addr(uint_t counter) 531d0e58ef5SRobert Mustacchi { 532d0e58ef5SRobert Mustacchi ASSERT3U(counter, <, opd.opd_ncounters); 533d0e58ef5SRobert Mustacchi return (PIC_EXT_BASE_ADDR + 2 * counter); 534d0e58ef5SRobert Mustacchi } 5357c478bd9Sstevel@tonic-gate 5367c478bd9Sstevel@tonic-gate static int 5377c478bd9Sstevel@tonic-gate opt_pcbe_init(void) 5387c478bd9Sstevel@tonic-gate { 539d0e58ef5SRobert Mustacchi const amd_event_t *evp; 540d0e58ef5SRobert Mustacchi const amd_generic_event_t *gevp; 5417c478bd9Sstevel@tonic-gate 54231725658Sksadhukh amd_family = cpuid_getfamily(CPU); 543d0e58ef5SRobert Mustacchi amd_model = cpuid_getmodel(CPU); 54431725658Sksadhukh 5457c478bd9Sstevel@tonic-gate /* 5467c478bd9Sstevel@tonic-gate * Make sure this really _is_ an Opteron or Athlon 64 system. The kernel 5477c478bd9Sstevel@tonic-gate * loads this module based on its name in the module directory, but it 5487c478bd9Sstevel@tonic-gate * could have been renamed. 5497c478bd9Sstevel@tonic-gate */ 550*9b0429a1SPu Wen if ((cpuid_getvendor(CPU) != X86_VENDOR_AMD || amd_family < 0xf) && 551*9b0429a1SPu Wen cpuid_getvendor(CPU) != X86_VENDOR_HYGON) 5527c478bd9Sstevel@tonic-gate return (-1); 5537c478bd9Sstevel@tonic-gate 554d0e58ef5SRobert Mustacchi if (amd_family == 0xf) { 555e850fb01SKuriakose Kuruvilla /* Some tools expect this string for family 0fh */ 556c1374a13SSurya Prakki (void) snprintf(amd_pcbe_impl_name, sizeof (amd_pcbe_impl_name), 557e850fb01SKuriakose Kuruvilla "AMD Opteron & Athlon64"); 558d0e58ef5SRobert Mustacchi } else { 559c1374a13SSurya Prakki (void) snprintf(amd_pcbe_impl_name, sizeof (amd_pcbe_impl_name), 560*9b0429a1SPu Wen "%s Family %02xh", 561*9b0429a1SPu Wen cpuid_getvendor(CPU) == X86_VENDOR_HYGON ? "Hygon" : "AMD", 562*9b0429a1SPu Wen amd_family); 563d0e58ef5SRobert Mustacchi } 564d0e58ef5SRobert Mustacchi 565d0e58ef5SRobert Mustacchi /* 566d0e58ef5SRobert Mustacchi * Determine whether or not the extended counter set is supported on 567d0e58ef5SRobert Mustacchi * this processor. 568d0e58ef5SRobert Mustacchi */ 569d0e58ef5SRobert Mustacchi if (is_x86_feature(x86_featureset, X86FSET_AMD_PCEC)) { 570d0e58ef5SRobert Mustacchi opd.opd_ncounters = OPT_PCBE_EXT_NCOUNTERS; 571d0e58ef5SRobert Mustacchi opd.opd_pesf = opt_pcbe_pes_ext_addr; 572d0e58ef5SRobert Mustacchi opd.opd_picf = opt_pcbe_pic_ext_addr; 573d0e58ef5SRobert Mustacchi } else { 574d0e58ef5SRobert Mustacchi opd.opd_ncounters = OPT_PCBE_DEF_NCOUNTERS; 575d0e58ef5SRobert Mustacchi opd.opd_pesf = opt_pcbe_pes_addr; 576d0e58ef5SRobert Mustacchi opd.opd_picf = opt_pcbe_pic_addr; 577d0e58ef5SRobert Mustacchi } 578d0e58ef5SRobert Mustacchi opd.opd_cmask = (1 << opd.opd_ncounters) - 1; 579e850fb01SKuriakose Kuruvilla 580fb47e43fSjhaslam /* 581fb47e43fSjhaslam * Figure out processor revision here and assign appropriate 582fb47e43fSjhaslam * event configuration. 583fb47e43fSjhaslam */ 584fb47e43fSjhaslam 585e850fb01SKuriakose Kuruvilla if (amd_family == 0xf) { 586e850fb01SKuriakose Kuruvilla uint32_t rev; 587e850fb01SKuriakose Kuruvilla 588e850fb01SKuriakose Kuruvilla rev = cpuid_getchiprev(CPU); 589fb47e43fSjhaslam 590e850fb01SKuriakose Kuruvilla if (X86_CHIPREV_ATLEAST(rev, X86_CHIPREV_AMD_F_REV_F)) 591e850fb01SKuriakose Kuruvilla amd_pcbe_cpuref = amd_fam_f_NPT_bkdg; 592e850fb01SKuriakose Kuruvilla else 593e850fb01SKuriakose Kuruvilla amd_pcbe_cpuref = amd_fam_f_rev_ae_bkdg; 594e850fb01SKuriakose Kuruvilla amd_events = family_f_events; 595c7a079a8SJonathan Haslam amd_generic_events = opt_generic_events; 596e850fb01SKuriakose Kuruvilla } else if (amd_family == 0x10) { 597e850fb01SKuriakose Kuruvilla amd_pcbe_cpuref = amd_fam_10h_bkdg; 59831725658Sksadhukh amd_events = family_10h_events; 599c7a079a8SJonathan Haslam amd_generic_events = family_10h_generic_events; 600e850fb01SKuriakose Kuruvilla } else if (amd_family == 0x11) { 601e850fb01SKuriakose Kuruvilla amd_pcbe_cpuref = amd_fam_11h_bkdg; 602e850fb01SKuriakose Kuruvilla amd_events = family_11h_events; 603e850fb01SKuriakose Kuruvilla amd_generic_events = opt_generic_events; 604*9b0429a1SPu Wen } else if ((amd_family == 0x17 && amd_model <= 0x2f) || 605*9b0429a1SPu Wen amd_family == 0x18) { 60631aa6202SRobert Mustacchi amd_pcbe_cpuref = amd_fam_17h_zen1_reg; 60731aa6202SRobert Mustacchi amd_events = opteron_pcbe_f17h_zen1_events; 60831aa6202SRobert Mustacchi amd_generic_events = family_17h_zen1_papi_events; 60931aa6202SRobert Mustacchi } else if (amd_family == 0x17 && amd_model >= 0x30 && 61031aa6202SRobert Mustacchi amd_model <= 0x7f) { 61131aa6202SRobert Mustacchi amd_pcbe_cpuref = amd_fam_17h_zen2_reg; 61231aa6202SRobert Mustacchi amd_events = opteron_pcbe_f17h_zen2_events; 61331aa6202SRobert Mustacchi amd_generic_events = family_17h_zen2_papi_events; 614e850fb01SKuriakose Kuruvilla } else { 615e850fb01SKuriakose Kuruvilla /* 616d0e58ef5SRobert Mustacchi * Different families have different meanings on events and even 617d0e58ef5SRobert Mustacchi * worse (like family 15h), different constraints around 618d0e58ef5SRobert Mustacchi * programming these values. 619e850fb01SKuriakose Kuruvilla */ 620d0e58ef5SRobert Mustacchi return (-1); 62131725658Sksadhukh } 622fb47e43fSjhaslam 6237c478bd9Sstevel@tonic-gate /* 6247c478bd9Sstevel@tonic-gate * Construct event list. 6257c478bd9Sstevel@tonic-gate * 6267c478bd9Sstevel@tonic-gate * First pass: Calculate size needed. We'll need an additional byte 6277c478bd9Sstevel@tonic-gate * for the NULL pointer during the last strcat. 6287c478bd9Sstevel@tonic-gate * 6297c478bd9Sstevel@tonic-gate * Second pass: Copy strings. 6307c478bd9Sstevel@tonic-gate */ 63131725658Sksadhukh for (evp = amd_events; evp->name != NULL; evp++) 6327c478bd9Sstevel@tonic-gate evlist_sz += strlen(evp->name) + 1; 6337c478bd9Sstevel@tonic-gate 634c7a079a8SJonathan Haslam for (gevp = amd_generic_events; gevp->name != NULL; gevp++) 635c7a079a8SJonathan Haslam evlist_sz += strlen(gevp->name) + 1; 636c7a079a8SJonathan Haslam 6377c478bd9Sstevel@tonic-gate evlist = kmem_alloc(evlist_sz + 1, KM_SLEEP); 6387c478bd9Sstevel@tonic-gate evlist[0] = '\0'; 6397c478bd9Sstevel@tonic-gate 64031725658Sksadhukh for (evp = amd_events; evp->name != NULL; evp++) { 6417c478bd9Sstevel@tonic-gate (void) strcat(evlist, evp->name); 6427c478bd9Sstevel@tonic-gate (void) strcat(evlist, ","); 6437c478bd9Sstevel@tonic-gate } 644c7a079a8SJonathan Haslam 645c7a079a8SJonathan Haslam for (gevp = amd_generic_events; gevp->name != NULL; gevp++) { 646c7a079a8SJonathan Haslam (void) strcat(evlist, gevp->name); 647c7a079a8SJonathan Haslam (void) strcat(evlist, ","); 648c7a079a8SJonathan Haslam } 649c7a079a8SJonathan Haslam 6507c478bd9Sstevel@tonic-gate /* 6517c478bd9Sstevel@tonic-gate * Remove trailing comma. 6527c478bd9Sstevel@tonic-gate */ 6537c478bd9Sstevel@tonic-gate evlist[evlist_sz - 1] = '\0'; 6547c478bd9Sstevel@tonic-gate 6557c478bd9Sstevel@tonic-gate return (0); 6567c478bd9Sstevel@tonic-gate } 6577c478bd9Sstevel@tonic-gate 6587c478bd9Sstevel@tonic-gate static uint_t 6597c478bd9Sstevel@tonic-gate opt_pcbe_ncounters(void) 6607c478bd9Sstevel@tonic-gate { 661d0e58ef5SRobert Mustacchi return (opd.opd_ncounters); 6627c478bd9Sstevel@tonic-gate } 6637c478bd9Sstevel@tonic-gate 6647c478bd9Sstevel@tonic-gate static const char * 6657c478bd9Sstevel@tonic-gate opt_pcbe_impl_name(void) 6667c478bd9Sstevel@tonic-gate { 667e850fb01SKuriakose Kuruvilla return (amd_pcbe_impl_name); 6687c478bd9Sstevel@tonic-gate } 6697c478bd9Sstevel@tonic-gate 6707c478bd9Sstevel@tonic-gate static const char * 6717c478bd9Sstevel@tonic-gate opt_pcbe_cpuref(void) 6727c478bd9Sstevel@tonic-gate { 673e850fb01SKuriakose Kuruvilla 674e850fb01SKuriakose Kuruvilla return (amd_pcbe_cpuref); 6757c478bd9Sstevel@tonic-gate } 6767c478bd9Sstevel@tonic-gate 6777c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 6787c478bd9Sstevel@tonic-gate static char * 6797c478bd9Sstevel@tonic-gate opt_pcbe_list_events(uint_t picnum) 6807c478bd9Sstevel@tonic-gate { 6817c478bd9Sstevel@tonic-gate return (evlist); 6827c478bd9Sstevel@tonic-gate } 6837c478bd9Sstevel@tonic-gate 6847c478bd9Sstevel@tonic-gate static char * 6857c478bd9Sstevel@tonic-gate opt_pcbe_list_attrs(void) 6867c478bd9Sstevel@tonic-gate { 6877c478bd9Sstevel@tonic-gate return ("edge,pc,inv,cmask,umask"); 6887c478bd9Sstevel@tonic-gate } 6897c478bd9Sstevel@tonic-gate 690d0e58ef5SRobert Mustacchi static const amd_generic_event_t * 691c7a079a8SJonathan Haslam find_generic_event(char *name) 692c7a079a8SJonathan Haslam { 693d0e58ef5SRobert Mustacchi const amd_generic_event_t *gevp; 694c7a079a8SJonathan Haslam 695c7a079a8SJonathan Haslam for (gevp = amd_generic_events; gevp->name != NULL; gevp++) 696c7a079a8SJonathan Haslam if (strcmp(name, gevp->name) == 0) 697c7a079a8SJonathan Haslam return (gevp); 698c7a079a8SJonathan Haslam 699c7a079a8SJonathan Haslam return (NULL); 700c7a079a8SJonathan Haslam } 701c7a079a8SJonathan Haslam 702d0e58ef5SRobert Mustacchi static const amd_event_t * 7037c478bd9Sstevel@tonic-gate find_event(char *name) 7047c478bd9Sstevel@tonic-gate { 705d0e58ef5SRobert Mustacchi const amd_event_t *evp; 7067c478bd9Sstevel@tonic-gate 70731725658Sksadhukh for (evp = amd_events; evp->name != NULL; evp++) 7087c478bd9Sstevel@tonic-gate if (strcmp(name, evp->name) == 0) 7097c478bd9Sstevel@tonic-gate return (evp); 7107c478bd9Sstevel@tonic-gate 7117c478bd9Sstevel@tonic-gate return (NULL); 7127c478bd9Sstevel@tonic-gate } 7137c478bd9Sstevel@tonic-gate 714b885580bSAlexander Kolbasov /*ARGSUSED*/ 715b885580bSAlexander Kolbasov static uint64_t 716b885580bSAlexander Kolbasov opt_pcbe_event_coverage(char *event) 717b885580bSAlexander Kolbasov { 718b885580bSAlexander Kolbasov /* 719b885580bSAlexander Kolbasov * Check whether counter event is supported 720b885580bSAlexander Kolbasov */ 721b885580bSAlexander Kolbasov if (find_event(event) == NULL && find_generic_event(event) == NULL) 722b885580bSAlexander Kolbasov return (0); 723b885580bSAlexander Kolbasov 724b885580bSAlexander Kolbasov /* 725b885580bSAlexander Kolbasov * Fortunately, all counters can count all events. 726b885580bSAlexander Kolbasov */ 727d0e58ef5SRobert Mustacchi return (opd.opd_cmask); 728b885580bSAlexander Kolbasov } 729b885580bSAlexander Kolbasov 730b885580bSAlexander Kolbasov static uint64_t 731b885580bSAlexander Kolbasov opt_pcbe_overflow_bitmap(void) 732b885580bSAlexander Kolbasov { 733b885580bSAlexander Kolbasov /* 734b885580bSAlexander Kolbasov * Unfortunately, this chip cannot detect which counter overflowed, so 735b885580bSAlexander Kolbasov * we must act as if they all did. 736b885580bSAlexander Kolbasov */ 737d0e58ef5SRobert Mustacchi return (opd.opd_cmask); 738b885580bSAlexander Kolbasov } 739b885580bSAlexander Kolbasov 7407c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 7417c478bd9Sstevel@tonic-gate static int 7427c478bd9Sstevel@tonic-gate opt_pcbe_configure(uint_t picnum, char *event, uint64_t preset, uint32_t flags, 7437c478bd9Sstevel@tonic-gate uint_t nattrs, kcpc_attr_t *attrs, void **data, void *token) 7447c478bd9Sstevel@tonic-gate { 745d0e58ef5SRobert Mustacchi opt_pcbe_config_t *cfg; 746d0e58ef5SRobert Mustacchi const amd_event_t *evp; 747d0e58ef5SRobert Mustacchi amd_event_t ev_raw = { "raw", 0}; 748d0e58ef5SRobert Mustacchi const amd_generic_event_t *gevp; 749d0e58ef5SRobert Mustacchi int i; 750d0e58ef5SRobert Mustacchi uint64_t evsel = 0, evsel_tmp = 0; 7517c478bd9Sstevel@tonic-gate 7527c478bd9Sstevel@tonic-gate /* 7537c478bd9Sstevel@tonic-gate * If we've been handed an existing configuration, we need only preset 7547c478bd9Sstevel@tonic-gate * the counter value. 7557c478bd9Sstevel@tonic-gate */ 7567c478bd9Sstevel@tonic-gate if (*data != NULL) { 7577c478bd9Sstevel@tonic-gate cfg = *data; 7587c478bd9Sstevel@tonic-gate cfg->opt_rawpic = preset & MASK48; 7597c478bd9Sstevel@tonic-gate return (0); 7607c478bd9Sstevel@tonic-gate } 7617c478bd9Sstevel@tonic-gate 762d0e58ef5SRobert Mustacchi if (picnum >= opd.opd_ncounters) 7637c478bd9Sstevel@tonic-gate return (CPC_INVALID_PICNUM); 7647c478bd9Sstevel@tonic-gate 7655d3a5ad8Srab if ((evp = find_event(event)) == NULL) { 766c7a079a8SJonathan Haslam if ((gevp = find_generic_event(event)) != NULL) { 767c7a079a8SJonathan Haslam evp = find_event(gevp->event); 768c7a079a8SJonathan Haslam ASSERT(evp != NULL); 7695d3a5ad8Srab 770c7a079a8SJonathan Haslam if (nattrs > 0) 771c7a079a8SJonathan Haslam return (CPC_ATTRIBUTE_OUT_OF_RANGE); 7725d3a5ad8Srab 773c7a079a8SJonathan Haslam evsel |= gevp->umask << OPT_PES_UMASK_SHIFT; 774c7a079a8SJonathan Haslam } else { 775c7a079a8SJonathan Haslam long tmp; 776c7a079a8SJonathan Haslam 777c7a079a8SJonathan Haslam /* 778c7a079a8SJonathan Haslam * If ddi_strtol() likes this event, use it as a raw 779c7a079a8SJonathan Haslam * event code. 780c7a079a8SJonathan Haslam */ 781c7a079a8SJonathan Haslam if (ddi_strtol(event, NULL, 0, &tmp) != 0) 782c7a079a8SJonathan Haslam return (CPC_INVALID_EVENT); 783c7a079a8SJonathan Haslam 784c7a079a8SJonathan Haslam ev_raw.emask = tmp; 785c7a079a8SJonathan Haslam evp = &ev_raw; 786c7a079a8SJonathan Haslam } 7875d3a5ad8Srab } 7887c478bd9Sstevel@tonic-gate 78931725658Sksadhukh /* 790e850fb01SKuriakose Kuruvilla * Configuration of EventSelect register. While on some families 791e850fb01SKuriakose Kuruvilla * certain bits might not be supported (e.g. Guest/Host on family 792e850fb01SKuriakose Kuruvilla * 11h), setting these bits is harmless 79331725658Sksadhukh */ 79431725658Sksadhukh 795e850fb01SKuriakose Kuruvilla /* Set GuestOnly bit to 0 and HostOnly bit to 1 */ 796e850fb01SKuriakose Kuruvilla evsel &= ~OPT_PES_HOST; 797e850fb01SKuriakose Kuruvilla evsel &= ~OPT_PES_GUEST; 79831725658Sksadhukh 799e850fb01SKuriakose Kuruvilla /* Set bits [35:32] for extended part of Event Select field */ 800e850fb01SKuriakose Kuruvilla evsel_tmp = evp->emask & 0x0f00; 801d0e58ef5SRobert Mustacchi evsel |= evsel_tmp << OPT_PES_EVSELHI_SHIFT; 80231725658Sksadhukh 80331725658Sksadhukh evsel |= evp->emask & 0x00ff; 804d0e58ef5SRobert Mustacchi evsel |= evp->unit << OPT_PES_UMASK_SHIFT; 8057c478bd9Sstevel@tonic-gate 8067c478bd9Sstevel@tonic-gate if (flags & CPC_COUNT_USER) 8077c478bd9Sstevel@tonic-gate evsel |= OPT_PES_USR; 8087c478bd9Sstevel@tonic-gate if (flags & CPC_COUNT_SYSTEM) 8097c478bd9Sstevel@tonic-gate evsel |= OPT_PES_OS; 8107c478bd9Sstevel@tonic-gate if (flags & CPC_OVF_NOTIFY_EMT) 8117c478bd9Sstevel@tonic-gate evsel |= OPT_PES_INT; 8127c478bd9Sstevel@tonic-gate 8137c478bd9Sstevel@tonic-gate for (i = 0; i < nattrs; i++) { 8147c478bd9Sstevel@tonic-gate if (strcmp(attrs[i].ka_name, "edge") == 0) { 8157c478bd9Sstevel@tonic-gate if (attrs[i].ka_val != 0) 8167c478bd9Sstevel@tonic-gate evsel |= OPT_PES_EDGE; 8177c478bd9Sstevel@tonic-gate } else if (strcmp(attrs[i].ka_name, "pc") == 0) { 8187c478bd9Sstevel@tonic-gate if (attrs[i].ka_val != 0) 8197c478bd9Sstevel@tonic-gate evsel |= OPT_PES_PC; 8207c478bd9Sstevel@tonic-gate } else if (strcmp(attrs[i].ka_name, "inv") == 0) { 8217c478bd9Sstevel@tonic-gate if (attrs[i].ka_val != 0) 8227c478bd9Sstevel@tonic-gate evsel |= OPT_PES_INV; 8237c478bd9Sstevel@tonic-gate } else if (strcmp(attrs[i].ka_name, "cmask") == 0) { 8247c478bd9Sstevel@tonic-gate if ((attrs[i].ka_val | OPT_PES_CMASK_MASK) != 8257c478bd9Sstevel@tonic-gate OPT_PES_CMASK_MASK) 8267c478bd9Sstevel@tonic-gate return (CPC_ATTRIBUTE_OUT_OF_RANGE); 8277c478bd9Sstevel@tonic-gate evsel |= attrs[i].ka_val << OPT_PES_CMASK_SHIFT; 8287c478bd9Sstevel@tonic-gate } else if (strcmp(attrs[i].ka_name, "umask") == 0) { 829e850fb01SKuriakose Kuruvilla if ((attrs[i].ka_val | OPT_PES_UMASK_MASK) != 830e850fb01SKuriakose Kuruvilla OPT_PES_UMASK_MASK) 8317c478bd9Sstevel@tonic-gate return (CPC_ATTRIBUTE_OUT_OF_RANGE); 8327c478bd9Sstevel@tonic-gate evsel |= attrs[i].ka_val << OPT_PES_UMASK_SHIFT; 8337c478bd9Sstevel@tonic-gate } else 8347c478bd9Sstevel@tonic-gate return (CPC_INVALID_ATTRIBUTE); 8357c478bd9Sstevel@tonic-gate } 8367c478bd9Sstevel@tonic-gate 8377c478bd9Sstevel@tonic-gate cfg = kmem_alloc(sizeof (*cfg), KM_SLEEP); 8387c478bd9Sstevel@tonic-gate 8397c478bd9Sstevel@tonic-gate cfg->opt_picno = picnum; 8407c478bd9Sstevel@tonic-gate cfg->opt_evsel = evsel; 8417c478bd9Sstevel@tonic-gate cfg->opt_rawpic = preset & MASK48; 8427c478bd9Sstevel@tonic-gate 8437c478bd9Sstevel@tonic-gate *data = cfg; 8447c478bd9Sstevel@tonic-gate return (0); 8457c478bd9Sstevel@tonic-gate } 8467c478bd9Sstevel@tonic-gate 8477c478bd9Sstevel@tonic-gate static void 8487c478bd9Sstevel@tonic-gate opt_pcbe_program(void *token) 8497c478bd9Sstevel@tonic-gate { 850d0e58ef5SRobert Mustacchi opt_pcbe_config_t *cfgs[OPT_PCBE_EXT_NCOUNTERS] = { &nullcfgs[0], 851d0e58ef5SRobert Mustacchi &nullcfgs[1], &nullcfgs[2], 852d0e58ef5SRobert Mustacchi &nullcfgs[3], &nullcfgs[4], 853d0e58ef5SRobert Mustacchi &nullcfgs[5] }; 8547c478bd9Sstevel@tonic-gate opt_pcbe_config_t *pcfg = NULL; 8557c478bd9Sstevel@tonic-gate int i; 856843e1988Sjohnlev ulong_t curcr4 = getcr4(); 8577c478bd9Sstevel@tonic-gate 8587c478bd9Sstevel@tonic-gate /* 8597c478bd9Sstevel@tonic-gate * Allow nonprivileged code to read the performance counters if desired. 8607c478bd9Sstevel@tonic-gate */ 8617c478bd9Sstevel@tonic-gate if (kcpc_allow_nonpriv(token)) 8627c478bd9Sstevel@tonic-gate setcr4(curcr4 | CR4_PCE); 8637c478bd9Sstevel@tonic-gate else 8647c478bd9Sstevel@tonic-gate setcr4(curcr4 & ~CR4_PCE); 8657c478bd9Sstevel@tonic-gate 8667c478bd9Sstevel@tonic-gate /* 8677c478bd9Sstevel@tonic-gate * Query kernel for all configs which will be co-programmed. 8687c478bd9Sstevel@tonic-gate */ 8697c478bd9Sstevel@tonic-gate do { 8707c478bd9Sstevel@tonic-gate pcfg = (opt_pcbe_config_t *)kcpc_next_config(token, pcfg, NULL); 8717c478bd9Sstevel@tonic-gate 8727c478bd9Sstevel@tonic-gate if (pcfg != NULL) { 873d0e58ef5SRobert Mustacchi ASSERT(pcfg->opt_picno < opd.opd_ncounters); 8747c478bd9Sstevel@tonic-gate cfgs[pcfg->opt_picno] = pcfg; 8757c478bd9Sstevel@tonic-gate } 8767c478bd9Sstevel@tonic-gate } while (pcfg != NULL); 8777c478bd9Sstevel@tonic-gate 8787c478bd9Sstevel@tonic-gate /* 8797c478bd9Sstevel@tonic-gate * Program in two loops. The first configures and presets the counter, 8807c478bd9Sstevel@tonic-gate * and the second loop enables the counters. This ensures that the 8817c478bd9Sstevel@tonic-gate * counters are all enabled as closely together in time as possible. 8827c478bd9Sstevel@tonic-gate */ 8837c478bd9Sstevel@tonic-gate 884d0e58ef5SRobert Mustacchi for (i = 0; i < opd.opd_ncounters; i++) { 885d0e58ef5SRobert Mustacchi wrmsr(opd.opd_pesf(i), cfgs[i]->opt_evsel); 886d0e58ef5SRobert Mustacchi wrmsr(opd.opd_picf(i), cfgs[i]->opt_rawpic); 8877c478bd9Sstevel@tonic-gate } 8887c478bd9Sstevel@tonic-gate 889d0e58ef5SRobert Mustacchi for (i = 0; i < opd.opd_ncounters; i++) { 890d0e58ef5SRobert Mustacchi wrmsr(opd.opd_pesf(i), cfgs[i]->opt_evsel | 8910ac7d7d8Skucharsk (uint64_t)(uintptr_t)OPT_PES_ENABLE); 8927c478bd9Sstevel@tonic-gate } 8937c478bd9Sstevel@tonic-gate } 8947c478bd9Sstevel@tonic-gate 8957c478bd9Sstevel@tonic-gate static void 8967c478bd9Sstevel@tonic-gate opt_pcbe_allstop(void) 8977c478bd9Sstevel@tonic-gate { 8987c478bd9Sstevel@tonic-gate int i; 8997c478bd9Sstevel@tonic-gate 900d0e58ef5SRobert Mustacchi for (i = 0; i < opd.opd_ncounters; i++) 901d0e58ef5SRobert Mustacchi wrmsr(opd.opd_pesf(i), 0ULL); 9027c478bd9Sstevel@tonic-gate 9037c478bd9Sstevel@tonic-gate /* 9047c478bd9Sstevel@tonic-gate * Disable non-privileged access to the counter registers. 9057c478bd9Sstevel@tonic-gate */ 906843e1988Sjohnlev setcr4(getcr4() & ~CR4_PCE); 9077c478bd9Sstevel@tonic-gate } 9087c478bd9Sstevel@tonic-gate 9097c478bd9Sstevel@tonic-gate static void 9107c478bd9Sstevel@tonic-gate opt_pcbe_sample(void *token) 9117c478bd9Sstevel@tonic-gate { 912d0e58ef5SRobert Mustacchi opt_pcbe_config_t *cfgs[OPT_PCBE_EXT_NCOUNTERS] = { NULL, NULL, 913d0e58ef5SRobert Mustacchi NULL, NULL, NULL, NULL }; 9147c478bd9Sstevel@tonic-gate opt_pcbe_config_t *pcfg = NULL; 9157c478bd9Sstevel@tonic-gate int i; 916d0e58ef5SRobert Mustacchi uint64_t curpic[OPT_PCBE_EXT_NCOUNTERS]; 917d0e58ef5SRobert Mustacchi uint64_t *addrs[OPT_PCBE_EXT_NCOUNTERS]; 9187c478bd9Sstevel@tonic-gate uint64_t *tmp; 9197c478bd9Sstevel@tonic-gate int64_t diff; 9207c478bd9Sstevel@tonic-gate 921d0e58ef5SRobert Mustacchi for (i = 0; i < opd.opd_ncounters; i++) 922d0e58ef5SRobert Mustacchi curpic[i] = rdmsr(opd.opd_picf(i)); 9237c478bd9Sstevel@tonic-gate 9247c478bd9Sstevel@tonic-gate /* 9257c478bd9Sstevel@tonic-gate * Query kernel for all configs which are co-programmed. 9267c478bd9Sstevel@tonic-gate */ 9277c478bd9Sstevel@tonic-gate do { 9287c478bd9Sstevel@tonic-gate pcfg = (opt_pcbe_config_t *)kcpc_next_config(token, pcfg, &tmp); 9297c478bd9Sstevel@tonic-gate 9307c478bd9Sstevel@tonic-gate if (pcfg != NULL) { 931d0e58ef5SRobert Mustacchi ASSERT3U(pcfg->opt_picno, <, opd.opd_ncounters); 9327c478bd9Sstevel@tonic-gate cfgs[pcfg->opt_picno] = pcfg; 9337c478bd9Sstevel@tonic-gate addrs[pcfg->opt_picno] = tmp; 9347c478bd9Sstevel@tonic-gate } 9357c478bd9Sstevel@tonic-gate } while (pcfg != NULL); 9367c478bd9Sstevel@tonic-gate 937d0e58ef5SRobert Mustacchi for (i = 0; i < opd.opd_ncounters; i++) { 9387c478bd9Sstevel@tonic-gate if (cfgs[i] == NULL) 9397c478bd9Sstevel@tonic-gate continue; 9407c478bd9Sstevel@tonic-gate 9417c478bd9Sstevel@tonic-gate diff = (curpic[i] - cfgs[i]->opt_rawpic) & MASK48; 9427c478bd9Sstevel@tonic-gate *addrs[i] += diff; 9437c478bd9Sstevel@tonic-gate DTRACE_PROBE4(opt__pcbe__sample, int, i, uint64_t, *addrs[i], 9447c478bd9Sstevel@tonic-gate uint64_t, curpic[i], uint64_t, cfgs[i]->opt_rawpic); 9457c478bd9Sstevel@tonic-gate cfgs[i]->opt_rawpic = *addrs[i] & MASK48; 9467c478bd9Sstevel@tonic-gate } 9477c478bd9Sstevel@tonic-gate } 9487c478bd9Sstevel@tonic-gate 9497c478bd9Sstevel@tonic-gate static void 9507c478bd9Sstevel@tonic-gate opt_pcbe_free(void *config) 9517c478bd9Sstevel@tonic-gate { 9527c478bd9Sstevel@tonic-gate kmem_free(config, sizeof (opt_pcbe_config_t)); 9537c478bd9Sstevel@tonic-gate } 9547c478bd9Sstevel@tonic-gate 9557c478bd9Sstevel@tonic-gate 9567c478bd9Sstevel@tonic-gate static struct modlpcbe modlpcbe = { 9577c478bd9Sstevel@tonic-gate &mod_pcbeops, 958820c9f58Skk "AMD Performance Counters", 9597c478bd9Sstevel@tonic-gate &opt_pcbe_ops 9607c478bd9Sstevel@tonic-gate }; 9617c478bd9Sstevel@tonic-gate 9627c478bd9Sstevel@tonic-gate static struct modlinkage modl = { 9637c478bd9Sstevel@tonic-gate MODREV_1, 9647c478bd9Sstevel@tonic-gate &modlpcbe, 9657c478bd9Sstevel@tonic-gate }; 9667c478bd9Sstevel@tonic-gate 9677c478bd9Sstevel@tonic-gate int 9687c478bd9Sstevel@tonic-gate _init(void) 9697c478bd9Sstevel@tonic-gate { 9707c478bd9Sstevel@tonic-gate int ret; 9717c478bd9Sstevel@tonic-gate 9727c478bd9Sstevel@tonic-gate if (opt_pcbe_init() != 0) 9737c478bd9Sstevel@tonic-gate return (ENOTSUP); 9747c478bd9Sstevel@tonic-gate 9757c478bd9Sstevel@tonic-gate if ((ret = mod_install(&modl)) != 0) 9767c478bd9Sstevel@tonic-gate kmem_free(evlist, evlist_sz + 1); 9777c478bd9Sstevel@tonic-gate 9787c478bd9Sstevel@tonic-gate return (ret); 9797c478bd9Sstevel@tonic-gate } 9807c478bd9Sstevel@tonic-gate 9817c478bd9Sstevel@tonic-gate int 9827c478bd9Sstevel@tonic-gate _fini(void) 9837c478bd9Sstevel@tonic-gate { 9847c478bd9Sstevel@tonic-gate int ret; 9857c478bd9Sstevel@tonic-gate 9867c478bd9Sstevel@tonic-gate if ((ret = mod_remove(&modl)) == 0) 9877c478bd9Sstevel@tonic-gate kmem_free(evlist, evlist_sz + 1); 9887c478bd9Sstevel@tonic-gate return (ret); 9897c478bd9Sstevel@tonic-gate } 9907c478bd9Sstevel@tonic-gate 9917c478bd9Sstevel@tonic-gate int 9927c478bd9Sstevel@tonic-gate _info(struct modinfo *mi) 9937c478bd9Sstevel@tonic-gate { 9947c478bd9Sstevel@tonic-gate return (mod_info(&modl, mi)); 9957c478bd9Sstevel@tonic-gate } 996