1 /* 2 * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef CPU_SPARC_VM_VM_VERSION_EXT_SPARC_HPP 26 #define CPU_SPARC_VM_VM_VERSION_EXT_SPARC_HPP 27 28 #include "utilities/macros.hpp" 29 #include "vm_version_sparc.hpp" 30 31 #if defined(SOLARIS) 32 #include <kstat.h> 33 #include <sys/processor.h> 34 #endif 35 36 #define CPU_INFO "cpu_info" 37 #define CPU_TYPE "fpu_type" 38 #define CPU_DESCRIPTION "implementation" 39 #define CHIP_ID "chip_id" 40 #define CORE_ID "core_id" 41 42 class VM_Version_Ext : public VM_Version { 43 private: 44 45 static const size_t CPU_TYPE_DESC_BUF_SIZE = 256; 46 static const size_t CPU_DETAILED_DESC_BUF_SIZE = 4096; 47 48 static int _no_of_threads; 49 static int _no_of_cores; 50 static int _no_of_sockets; 51 #if defined(SOLARIS) 52 static kid_t _kcid; 53 #endif 54 static char _cpu_name[CPU_TYPE_DESC_BUF_SIZE]; 55 static char _cpu_desc[CPU_DETAILED_DESC_BUF_SIZE]; 56 57 static bool initialize_cpu_information(void); 58 59 public: 60 61 static int number_of_threads(void); 62 static int number_of_cores(void); 63 static int number_of_sockets(void); 64 65 static const char* cpu_name(void); 66 static const char* cpu_description(void); 67 }; 68 69 #endif // CPU_SPARC_VM_VM_VERSION_EXT_SPARC_HPP