1/* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17syntax = "proto2"; 18package perfetto.protos; 19 20// Information about CPUs from procfs and sysfs. 21message CpuInfo { 22 // Information about a single CPU. 23 message Cpu { 24 // Value of "Processor" field from /proc/cpuinfo for this CPU. 25 // Example: "AArch64 Processor rev 12 (aarch64)" 26 optional string processor = 1; 27 28 // Frequencies from 29 // /sys/devices/system/cpu/cpuX/cpufreq/scaling_available_frequencies 30 // where X is the index of this CPU. 31 repeated uint32 frequencies = 2; 32 } 33 34 // Describes available CPUs, one entry per CPU. 35 repeated Cpu cpus = 1; 36} 37