/* * Copyright (c) 2000-2007 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /*- * Copyright (c) 1982, 1986, 1989, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Mike Karels at Berkeley Software Design, Inc. * * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD * project, to make these variables more userfriendly. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94 */ #include #include #include #include #include #include #if defined(SMP) #include #endif #include /* XXX prune includes */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include extern vm_map_t bsd_pageable_map; #include #include #include #include #include #include #include /* for host_info() */ #if defined(__i386__) || defined(__x86_64__) #include /* for cpuid_info() */ #endif #ifndef MAX #define MAX(a,b) (a >= b ? a : b) #endif /* XXX This should be in a BSD accessible Mach header, but isn't. */ extern unsigned int vm_page_wire_count; static int cputype, cpusubtype, cputhreadtype, cpufamily, cpu64bit; static uint64_t cacheconfig[10], cachesize[10]; static int packages; SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "Sysctl internal magic"); SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "High kernel, proc, limits &c"); SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "Virtual memory"); SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "File system"); SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "Network, (see socket.h)"); SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "Debugging"); SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "hardware"); SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "machine dependent"); SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW|CTLFLAG_LOCKED, 0, "user-level"); #define SYSCTL_RETURN(r, x) SYSCTL_OUT(r, &x, sizeof(x)) /****************************************************************************** * hw.* MIB */ #define CTLHW_RETQUAD (1 << 31) #define CTLHW_LOCAL (1 << 30) #define HW_LOCAL_CPUTHREADTYPE (1 | CTLHW_LOCAL) #define HW_LOCAL_PHYSICALCPU (2 | CTLHW_LOCAL) #define HW_LOCAL_PHYSICALCPUMAX (3 | CTLHW_LOCAL) #define HW_LOCAL_LOGICALCPU (4 | CTLHW_LOCAL) #define HW_LOCAL_LOGICALCPUMAX (5 | CTLHW_LOCAL) /* * Supporting some variables requires us to do "real" work. We * gather some of that here. */ static int sysctl_hw_generic(__unused struct sysctl_oid *oidp, __unused void *arg1, int arg2, struct sysctl_req *req) { char dummy[65]; int epochTemp; ml_cpu_info_t cpu_info; int val, doquad; long long qval; host_basic_info_data_t hinfo; kern_return_t kret; mach_msg_type_number_t count = HOST_BASIC_INFO_COUNT; /* * Test and mask off the 'return quad' flag. * Note that only some things here support it. */ doquad = arg2 & CTLHW_RETQUAD; arg2 &= ~CTLHW_RETQUAD; ml_cpu_get_info(&cpu_info); #define BSD_HOST 1 kret = host_info((host_t)BSD_HOST, HOST_BASIC_INFO, (host_info_t)&hinfo, &count); /* * Handle various OIDs. * * OIDs that can return int or quad set val and qval and then break. * Errors and int-only values return inline. */ switch (arg2) { case HW_NCPU: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.max_cpus)); } else { return(EINVAL); } case HW_AVAILCPU: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.avail_cpus)); } else { return(EINVAL); } case HW_LOCAL_PHYSICALCPU: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.physical_cpu)); } else { return(EINVAL); } case HW_LOCAL_PHYSICALCPUMAX: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.physical_cpu_max)); } else { return(EINVAL); } case HW_LOCAL_LOGICALCPU: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.logical_cpu)); } else { return(EINVAL); } case HW_LOCAL_LOGICALCPUMAX: if (kret == KERN_SUCCESS) { return(SYSCTL_RETURN(req, hinfo.logical_cpu_max)); } else { return(EINVAL); } case HW_PAGESIZE: { vm_map_t map = get_task_map(current_task()); val = vm_map_page_size(map); qval = (long long)val; break; } case HW_CACHELINE: val = cpu_info.cache_line_size; qval = (long long)val; break; case HW_L1ICACHESIZE: val = cpu_info.l1_icache_size; qval = (long long)val; break; case HW_L1DCACHESIZE: val = cpu_info.l1_dcache_size; qval = (long long)val; break; case HW_L2CACHESIZE: if (cpu_info.l2_cache_size == 0xFFFFFFFF) return(EINVAL); val = cpu_info.l2_cache_size; qval = (long long)val; break; case HW_L3CACHESIZE: if (cpu_info.l3_cache_size == 0xFFFFFFFF) return(EINVAL); val = cpu_info.l3_cache_size; qval = (long long)val; break; /* * Deprecated variables. We still support these for * backwards compatibility purposes only. */ case HW_MACHINE: bzero(dummy, sizeof(dummy)); if(!PEGetMachineName(dummy,64)) return(EINVAL); dummy[64] = 0; return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1)); case HW_MODEL: bzero(dummy, sizeof(dummy)); if(!PEGetModelName(dummy,64)) return(EINVAL); dummy[64] = 0; return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1)); case HW_USERMEM: { int usermem = mem_size - vm_page_wire_count * page_size; return(SYSCTL_RETURN(req, usermem)); } case HW_EPOCH: epochTemp = PEGetPlatformEpoch(); if (epochTemp == -1) return(EINVAL); return(SYSCTL_RETURN(req, epochTemp)); case HW_VECTORUNIT: { int vector = cpu_info.vector_unit == 0? 0 : 1; return(SYSCTL_RETURN(req, vector)); } case HW_L2SETTINGS: if (cpu_info.l2_cache_size == 0xFFFFFFFF) return(EINVAL); return(SYSCTL_RETURN(req, cpu_info.l2_settings)); case HW_L3SETTINGS: if (cpu_info.l3_cache_size == 0xFFFFFFFF) return(EINVAL); return(SYSCTL_RETURN(req, cpu_info.l3_settings)); default: return(ENOTSUP); } /* * Callers may come to us with either int or quad buffers. */ if (doquad) { return(SYSCTL_RETURN(req, qval)); } return(SYSCTL_RETURN(req, val)); } /* hw.pagesize and hw.tbfrequency are expected as 64 bit values */ static int sysctl_pagesize (__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) { vm_map_t map = get_task_map(current_task()); long long l = vm_map_page_size(map); return sysctl_io_number(req, l, sizeof(l), NULL, NULL); } static int sysctl_tbfrequency (__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req) { long long l = gPEClockFrequencyInfo.timebase_frequency_hz; return sysctl_io_number(req, l, sizeof(l), NULL, NULL); } /* * hw.* MIB variables. */ SYSCTL_PROC (_hw, HW_NCPU, ncpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_NCPU, sysctl_hw_generic, "I", ""); SYSCTL_PROC (_hw, HW_AVAILCPU, activecpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_AVAILCPU, sysctl_hw_generic, "I", ""); SYSCTL_PROC (_hw, OID_AUTO, physicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_PHYSICALCPU, sysctl_hw_generic, "I", ""); SYSCTL_PROC (_hw, OID_AUTO, physicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_PHYSICALCPUMAX, sysctl_hw_generic, "I", ""); SYSCTL_PROC (_hw, OID_AUTO, logicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_LOGICALCPU, sysctl_hw_generic, "I", ""); SYSCTL_PROC (_hw, OID_AUTO, logicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_LOGICALCPUMAX, sysctl_hw_generic, "I", ""); SYSCTL_INT (_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (int *)NULL, BYTE_ORDER, ""); SYSCTL_INT (_hw, OID_AUTO, cputype, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cputype, 0, ""); SYSCTL_INT (_hw, OID_AUTO, cpusubtype, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpusubtype, 0, ""); SYSCTL_INT (_hw, OID_AUTO, cpu64bit_capable, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpu64bit, 0, ""); SYSCTL_INT (_hw, OID_AUTO, cpufamily, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpufamily, 0, ""); SYSCTL_OPAQUE (_hw, OID_AUTO, cacheconfig, CTLFLAG_RD | CTLFLAG_LOCKED, &cacheconfig, sizeof(cacheconfig), "Q", ""); SYSCTL_OPAQUE (_hw, OID_AUTO, cachesize, CTLFLAG_RD | CTLFLAG_LOCKED, &cachesize, sizeof(cachesize), "Q", ""); SYSCTL_PROC (_hw, OID_AUTO, pagesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_pagesize, "Q", ""); SYSCTL_QUAD (_hw, OID_AUTO, busfrequency, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_hz, ""); SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_min, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_min_hz, ""); SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_max, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_max_hz, ""); SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_hz, ""); SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_min, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_min_hz, ""); SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_max, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_max_hz, ""); SYSCTL_PROC (_hw, OID_AUTO, cachelinesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_CACHELINE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", ""); SYSCTL_PROC (_hw, OID_AUTO, l1icachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L1ICACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", ""); SYSCTL_PROC (_hw, OID_AUTO, l1dcachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L1DCACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", ""); SYSCTL_PROC (_hw, OID_AUTO, l2cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L2CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", ""); SYSCTL_PROC (_hw, OID_AUTO, l3cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L3CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", ""); SYSCTL_PROC(_hw, OID_AUTO, tbfrequency, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_tbfrequency, "Q", ""); SYSCTL_QUAD (_hw, HW_MEMSIZE, memsize, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &max_mem, ""); SYSCTL_INT (_hw, OID_AUTO, packages, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &packages, 0, ""); /* * Optional features can register nodes below hw.optional. * * If the feature is not present, the node should either not be registered, * or it should return -1. If the feature is present, the node should return * 0. If the feature is present and its use is advised, the node should * return 1. */ SYSCTL_NODE(_hw, OID_AUTO, optional, CTLFLAG_RW|CTLFLAG_LOCKED, NULL, "optional features"); SYSCTL_INT(_hw_optional, OID_AUTO, floatingpoint, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (int *)NULL, 1, ""); /* always set */ /* * Deprecated variables. These are supported for backwards compatibility * purposes only. The MASKED flag requests that the variables not be * printed by sysctl(8) and similar utilities. * * The variables named *_compat here are int-sized versions of variables * that are now exported as quads. The int-sized versions are normally * looked up only by number, wheras the quad-sized versions should be * looked up by name. * * The *_compat nodes are *NOT* visible within the kernel. */ SYSCTL_PROC(_hw, HW_PAGESIZE, pagesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_PAGESIZE, sysctl_hw_generic, "I", ""); SYSCTL_COMPAT_INT (_hw, HW_BUS_FREQ, busfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_clock_rate_hz, 0, ""); SYSCTL_COMPAT_INT (_hw, HW_CPU_FREQ, cpufrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_clock_rate_hz, 0, ""); SYSCTL_PROC(_hw, HW_CACHELINE, cachelinesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_CACHELINE, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L1ICACHESIZE, l1icachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L1ICACHESIZE, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L1DCACHESIZE, l1dcachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L1DCACHESIZE, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L2CACHESIZE, l2cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L2CACHESIZE, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L3CACHESIZE, l3cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L3CACHESIZE, sysctl_hw_generic, "I", ""); SYSCTL_COMPAT_INT (_hw, HW_TB_FREQ, tbfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.timebase_frequency_hz, 0, ""); SYSCTL_PROC(_hw, HW_MACHINE, machine, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_MACHINE, sysctl_hw_generic, "A", ""); SYSCTL_PROC(_hw, HW_MODEL, model, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_MODEL, sysctl_hw_generic, "A", ""); SYSCTL_COMPAT_UINT(_hw, HW_PHYSMEM, physmem, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &mem_size, 0, ""); SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_USERMEM, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_EPOCH, epoch, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_EPOCH, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_VECTORUNIT, vectorunit, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_VECTORUNIT, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L2SETTINGS, l2settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L2SETTINGS, sysctl_hw_generic, "I", ""); SYSCTL_PROC(_hw, HW_L3SETTINGS, l3settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L3SETTINGS, sysctl_hw_generic, "I", ""); SYSCTL_INT (_hw, OID_AUTO, cputhreadtype, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_LOCKED, &cputhreadtype, 0, ""); #if defined(__i386__) || defined(__x86_64__) static int sysctl_cpu_capability (__unused struct sysctl_oid *oidp, void *arg1, __unused int arg2, struct sysctl_req *req) { uint64_t mask = (uint64_t) (uintptr_t) arg1; boolean_t is_capable = (_get_cpu_capabilities() & mask) != 0; return SYSCTL_OUT(req, &is_capable, sizeof(is_capable)); } SYSCTL_PROC(_hw_optional, OID_AUTO, mmx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasMMX, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, sse, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, sse2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE2, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, sse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE3, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, supplementalsse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSupplementalSSE3, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_1, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_2, 0, sysctl_cpu_capability, "I", ""); /* "x86_64" is actually a preprocessor symbol on the x86_64 kernel, so we have to hack this */ #undef x86_64 SYSCTL_PROC(_hw_optional, OID_AUTO, x86_64, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) k64Bit, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, aes, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAES, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, avx1_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX1_0, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, rdrand, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRDRAND, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, f16c, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasF16C, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, enfstrg, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasENFSTRG, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, fma, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasFMA, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, avx2_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX2_0, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, bmi1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI1, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, bmi2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI2, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, rtm, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRTM, 0, sysctl_cpu_capability, "I", ""); SYSCTL_PROC(_hw_optional, OID_AUTO, hle, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasHLE, 0, sysctl_cpu_capability, "I", ""); #else #error Unsupported arch #endif /* !__i386__ && !__x86_64 && !__arm__ && ! __arm64__ */ /****************************************************************************** * Generic MIB initialisation. * * This is a hack, and should be replaced with SYSINITs * at some point. */ void sysctl_mib_init(void) { cputype = cpu_type(); cpusubtype = cpu_subtype(); cputhreadtype = cpu_threadtype(); #if defined(__i386__) || defined (__x86_64__) cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit; #else #error Unsupported arch #endif /* * Populate the optional portion of the hw.* MIB. * * XXX This could be broken out into parts of the code * that actually directly relate to the functions in * question. */ if (cputhreadtype != CPU_THREADTYPE_NONE) { sysctl_register_oid(&sysctl__hw_cputhreadtype); } #if defined (__i386__) || defined (__x86_64__) /* hw.cpufamily */ cpufamily = cpuid_cpufamily(); /* hw.cacheconfig */ cacheconfig[0] = ml_cpu_cache_sharing(0); cacheconfig[1] = ml_cpu_cache_sharing(1); cacheconfig[2] = ml_cpu_cache_sharing(2); cacheconfig[3] = ml_cpu_cache_sharing(3); cacheconfig[4] = 0; /* hw.cachesize */ cachesize[0] = ml_cpu_cache_size(0); cachesize[1] = ml_cpu_cache_size(1); cachesize[2] = ml_cpu_cache_size(2); cachesize[3] = ml_cpu_cache_size(3); cachesize[4] = 0; /* hw.packages */ packages = roundup(ml_cpu_cache_sharing(0), cpuid_info()->thread_count) / cpuid_info()->thread_count; #else #error unknown architecture #endif /* !__i386__ && !__x86_64 && !__arm__ && !__arm64__ */ }