1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2005, Joseph Koshy 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 /* Machine dependent interfaces */ 30 31 #ifndef _DEV_HWPMC_AMD_H_ 32 #define _DEV_HWPMC_AMD_H_ 1 33 34 /* AMD K7 and K8 PMCs */ 35 36 #define AMD_PMC_EVSEL_0 0xC0010000 37 #define AMD_PMC_EVSEL_1 0xC0010001 38 #define AMD_PMC_EVSEL_2 0xC0010002 39 #define AMD_PMC_EVSEL_3 0xC0010003 40 41 #define AMD_PMC_PERFCTR_0 0xC0010004 42 #define AMD_PMC_PERFCTR_1 0xC0010005 43 #define AMD_PMC_PERFCTR_2 0xC0010006 44 #define AMD_PMC_PERFCTR_3 0xC0010007 45 /* CORE */ 46 #define AMD_PMC_EVSEL_4 0xC0010208 47 #define AMD_PMC_EVSEL_5 0xC001020A 48 49 #define AMD_PMC_PERFCTR_4 0xC0010209 50 #define AMD_PMC_PERFCTR_5 0xC001020B 51 /* L3 */ 52 #define AMD_PMC_EVSEL_EP_L3_0 0xC0010230 53 #define AMD_PMC_EVSEL_EP_L3_1 0xC0010232 54 #define AMD_PMC_EVSEL_EP_L3_2 0xC0010234 55 #define AMD_PMC_EVSEL_EP_L3_3 0xC0010236 56 #define AMD_PMC_EVSEL_EP_L3_4 0xC0010238 57 #define AMD_PMC_EVSEL_EP_L3_5 0xC001023A 58 59 #define AMD_PMC_PERFCTR_EP_L3_0 0xC0010231 60 #define AMD_PMC_PERFCTR_EP_L3_1 0xC0010233 61 #define AMD_PMC_PERFCTR_EP_L3_2 0xC0010235 62 #define AMD_PMC_PERFCTR_EP_L3_3 0xC0010237 63 #define AMD_PMC_PERFCTR_EP_L3_4 0xC0010239 64 #define AMD_PMC_PERFCTR_EP_L3_5 0xC001023B 65 /* DF */ 66 #define AMD_PMC_EVSEL_EP_DF_0 0xC0010240 67 #define AMD_PMC_EVSEL_EP_DF_1 0xC0010242 68 #define AMD_PMC_EVSEL_EP_DF_2 0xC0010244 69 #define AMD_PMC_EVSEL_EP_DF_3 0xC0010246 70 71 #define AMD_PMC_PERFCTR_EP_DF_0 0xC0010241 72 #define AMD_PMC_PERFCTR_EP_DF_1 0xC0010243 73 #define AMD_PMC_PERFCTR_EP_DF_2 0xC0010245 74 #define AMD_PMC_PERFCTR_EP_DF_3 0xC0010247 75 76 #define AMD_NPMCS 16 77 #define AMD_CORE_NPMCS 6 78 79 80 #define AMD_PMC_COUNTERMASK 0xFF000000 81 #define AMD_PMC_TO_COUNTER(x) (((x) << 24) & AMD_PMC_COUNTERMASK) 82 #define AMD_PMC_INVERT (1 << 23) 83 #define AMD_PMC_ENABLE (1 << 22) 84 #define AMD_PMC_INT (1 << 20) 85 #define AMD_PMC_PC (1 << 19) 86 #define AMD_PMC_EDGE (1 << 18) 87 #define AMD_PMC_OS (1 << 17) 88 #define AMD_PMC_USR (1 << 16) 89 #define AMD_PMC_L3SLICEMASK (0x000F000000000000) 90 #define AMD_PMC_L3COREMASK (0xFF00000000000000) 91 #define AMD_PMC_TO_L3SLICE(x) (((x) << 48) & AMD_PMC_L3SLICEMASK) 92 #define AMD_PMC_TO_L3CORE(x) (((x) << 56) & AMD_PMC_L3COREMASK) 93 94 #define AMD_PMC_UNITMASK_M 0x10 95 #define AMD_PMC_UNITMASK_O 0x08 96 #define AMD_PMC_UNITMASK_E 0x04 97 #define AMD_PMC_UNITMASK_S 0x02 98 #define AMD_PMC_UNITMASK_I 0x01 99 #define AMD_PMC_UNITMASK_MOESI 0x1F 100 101 #define AMD_PMC_UNITMASK 0xFF00 102 #define AMD_PMC_EVENTMASK 0xF000000FF 103 104 #define AMD_PMC_TO_UNITMASK(x) (((x) << 8) & AMD_PMC_UNITMASK) 105 #define AMD_PMC_TO_EVENTMASK(x) (((x) & 0xFF) | (((uint64_t)(x) & 0xF00) << 24)) 106 #define AMD_PMC_TO_EVENTMASK_DF(x) (((x) & 0xFF) | (((uint64_t)(x) & 0x0F00) << 24)) | (((uint64_t)(x) & 0x3000) << 47) 107 #define AMD_VALID_BITS (AMD_PMC_COUNTERMASK | AMD_PMC_INVERT | \ 108 AMD_PMC_ENABLE | AMD_PMC_INT | AMD_PMC_PC | AMD_PMC_EDGE | \ 109 AMD_PMC_OS | AMD_PMC_USR | AMD_PMC_UNITMASK | AMD_PMC_EVENTMASK) 110 111 #define AMD_PMC_CAPS (PMC_CAP_INTERRUPT | PMC_CAP_USER | \ 112 PMC_CAP_SYSTEM | PMC_CAP_EDGE | PMC_CAP_THRESHOLD | \ 113 PMC_CAP_READ | PMC_CAP_WRITE | PMC_CAP_INVERT | PMC_CAP_QUALIFIER) 114 115 #define AMD_PMC_IS_STOPPED(evsel) ((rdmsr((evsel)) & AMD_PMC_ENABLE) == 0) 116 #define AMD_PMC_HAS_OVERFLOWED(pmc) ((rdpmc(pmc) & (1ULL << 47)) == 0) 117 118 #define AMD_RELOAD_COUNT_TO_PERFCTR_VALUE(V) (-(V)) 119 #define AMD_PERFCTR_VALUE_TO_RELOAD_COUNT(P) (-(P)) 120 121 enum sub_class{ 122 PMC_AMD_SUB_CLASS_CORE, 123 PMC_AMD_SUB_CLASS_L3_CACHE, 124 PMC_AMD_SUB_CLASS_DATA_FABRIC 125 }; 126 127 struct pmc_md_amd_op_pmcallocate { 128 uint64_t pm_amd_config; 129 uint32_t pm_amd_sub_class; 130 }; 131 132 #ifdef _KERNEL 133 134 /* MD extension for 'struct pmc' */ 135 struct pmc_md_amd_pmc { 136 uint64_t pm_amd_evsel; 137 }; 138 139 #endif /* _KERNEL */ 140 #endif /* _DEV_HWPMC_AMD_H_ */ 141