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1c79356b 1/*
2d21ac55 2 * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
5d5c5d0d 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
2d21ac55
A		 6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
8f6c56a5 14 *
2d21ac55
A		 15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5
A		 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
A		 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
8f6c56a5 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b
A		 27 */
28/*-
29 * Copyright (c) 1982, 1986, 1989, 1993
30 * The Regents of the University of California. All rights reserved.
31 *
32 * This code is derived from software contributed to Berkeley by
33 * Mike Karels at Berkeley Software Design, Inc.
34 *
35 * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD
36 * project, to make these variables more userfriendly.
37 *
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
40 * are met:
41 * 1. Redistributions of source code must retain the above copyright
42 * notice, this list of conditions and the following disclaimer.
43 * 2. Redistributions in binary form must reproduce the above copyright
44 * notice, this list of conditions and the following disclaimer in the
45 * documentation and/or other materials provided with the distribution.
46 * 3. All advertising materials mentioning features or use of this software
47 * must display the following acknowledgement:
48 * This product includes software developed by the University of
49 * California, Berkeley and its contributors.
50 * 4. Neither the name of the University nor the names of its contributors
51 * may be used to endorse or promote products derived from this software
52 * without specific prior written permission.
53 *
54 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
55 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
56 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
57 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
58 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
59 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
60 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
61 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
62 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
63 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
64 * SUCH DAMAGE.
65 *
66 * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94
67 */
68
69#include <sys/param.h>
70#include <sys/kernel.h>
71#include <sys/systm.h>
72#include <sys/sysctl.h>
91447636 73#include <sys/proc_internal.h>
1c79356b
A		 74#include <sys/unistd.h>
75
76#if defined(SMP)
77#include <machine/smp.h>
78#endif
79
43866e37
A		 80#include <sys/param.h> /* XXX prune includes */
81#include <sys/systm.h>
82#include <sys/kernel.h>
83#include <sys/malloc.h>
84#include <sys/proc.h>
91447636 85#include <sys/file_internal.h>
43866e37
A		 86#include <sys/vnode.h>
87#include <sys/unistd.h>
43866e37
A		 88#include <sys/ioctl.h>
89#include <sys/namei.h>
90#include <sys/tty.h>
91#include <sys/disklabel.h>
92#include <sys/vm.h>
93#include <sys/sysctl.h>
94#include <sys/user.h>
95#include <mach/machine.h>
96#include <mach/mach_types.h>
97#include <mach/vm_param.h>
98#include <kern/task.h>
99#include <vm/vm_kern.h>
39236c6e 100#include <vm/vm_map.h>
3e170ce0 101#include <vm/vm_protos.h>
43866e37 102#include <mach/host_info.h>
0c530ab8 103#include <kern/pms.h>
43866e37
A		 104
105extern vm_map_t bsd_pageable_map;
106
91447636 107#include <sys/mount_internal.h>
43866e37
A		 108#include <sys/kdebug.h>
109
110#include <IOKit/IOPlatformExpert.h>
111#include <pexpert/pexpert.h>
112
113#include <machine/machine_routines.h>
114#include <machine/cpu_capabilities.h>
115
2d21ac55
A		 116#include <mach/mach_host.h> /* for host_info() */
117
b0d623f7
A		 118#if defined(__i386__) || defined(__x86_64__)
119#include <i386/cpuid.h> /* for cpuid_info() */
0c530ab8
A		 120#endif
121
2d21ac55
A		 122
123
0c530ab8
A		 124#ifndef MAX
125#define MAX(a,b) (a >= b ? a : b)
126#endif
127
2d21ac55
A		 128/* XXX This should be in a BSD accessible Mach header, but isn't. */
129extern unsigned int vm_page_wire_count;
130
131static int cputype, cpusubtype, cputhreadtype, cpufamily, cpu64bit;
132static uint64_t cacheconfig[10], cachesize[10];
133static int packages;
43866e37 134
2d21ac55 135SYSCTL_NODE(, 0, sysctl, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 136 "Sysctl internal magic");
2d21ac55 137SYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 138 "High kernel, proc, limits &c");
2d21ac55 139SYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 140 "Virtual memory");
2d21ac55 141SYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 142 "File system");
2d21ac55 143SYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 144 "Network, (see socket.h)");
2d21ac55 145SYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 146 "Debugging");
2d21ac55 147SYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 148 "hardware");
2d21ac55 149SYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b 150 "machine dependent");
2d21ac55 151SYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW|CTLFLAG_LOCKED, 0,
1c79356b
A		 152 "user-level");
153
43866e37
A		 154#define SYSCTL_RETURN(r, x) SYSCTL_OUT(r, &x, sizeof(x))
155
156/******************************************************************************
157 * hw.* MIB
158 */
159
160#define CTLHW_RETQUAD (1 << 31)
91447636
A		 161#define CTLHW_LOCAL (1 << 30)
162
163#define HW_LOCAL_CPUTHREADTYPE (1 | CTLHW_LOCAL)
164#define HW_LOCAL_PHYSICALCPU (2 | CTLHW_LOCAL)
165#define HW_LOCAL_PHYSICALCPUMAX (3 | CTLHW_LOCAL)
166#define HW_LOCAL_LOGICALCPU (4 | CTLHW_LOCAL)
167#define HW_LOCAL_LOGICALCPUMAX (5 | CTLHW_LOCAL)
168
43866e37
A		 169
170/*
171 * Supporting some variables requires us to do "real" work. We
172 * gather some of that here.
173 */
174static int
2d21ac55
A		 175sysctl_hw_generic(__unused struct sysctl_oid *oidp, __unused void *arg1,
176 int arg2, struct sysctl_req *req)
43866e37
A		 177{
178 char dummy[65];
179 int epochTemp;
43866e37
A		 180 ml_cpu_info_t cpu_info;
181 int val, doquad;
182 long long qval;
91447636
A		 183 host_basic_info_data_t hinfo;
184 kern_return_t kret;
2d21ac55 185 mach_msg_type_number_t count = HOST_BASIC_INFO_COUNT;
43866e37
A		 186
187 /*
188 * Test and mask off the 'return quad' flag.
189 * Note that only some things here support it.
190 */
191 doquad = arg2 & CTLHW_RETQUAD;
192 arg2 &= ~CTLHW_RETQUAD;
193
194 ml_cpu_get_info(&cpu_info);
195
91447636 196#define BSD_HOST 1
2d21ac55 197 kret = host_info((host_t)BSD_HOST, HOST_BASIC_INFO, (host_info_t)&hinfo, &count);
91447636 198
43866e37
A		 199 /*
200 * Handle various OIDs.
201 *
202 * OIDs that can return int or quad set val and qval and then break.
203 * Errors and int-only values return inline.
204 */
205 switch (arg2) {
206 case HW_NCPU:
91447636
A		 207 if (kret == KERN_SUCCESS) {
208 return(SYSCTL_RETURN(req, hinfo.max_cpus));
209 } else {
210 return(EINVAL);
43866e37
A		 211 }
212 case HW_AVAILCPU:
91447636
A		 213 if (kret == KERN_SUCCESS) {
214 return(SYSCTL_RETURN(req, hinfo.avail_cpus));
215 } else {
216 return(EINVAL);
217 }
218 case HW_LOCAL_PHYSICALCPU:
219 if (kret == KERN_SUCCESS) {
220 return(SYSCTL_RETURN(req, hinfo.physical_cpu));
221 } else {
222 return(EINVAL);
223 }
224 case HW_LOCAL_PHYSICALCPUMAX:
225 if (kret == KERN_SUCCESS) {
226 return(SYSCTL_RETURN(req, hinfo.physical_cpu_max));
227 } else {
228 return(EINVAL);
229 }
230 case HW_LOCAL_LOGICALCPU:
231 if (kret == KERN_SUCCESS) {
232 return(SYSCTL_RETURN(req, hinfo.logical_cpu));
233 } else {
234 return(EINVAL);
235 }
236 case HW_LOCAL_LOGICALCPUMAX:
237 if (kret == KERN_SUCCESS) {
238 return(SYSCTL_RETURN(req, hinfo.logical_cpu_max));
239 } else {
240 return(EINVAL);
43866e37 241 }
39236c6e
A		 242 case HW_PAGESIZE:
243 {
244 vm_map_t map = get_task_map(current_task());
245 val = vm_map_page_size(map);
246 qval = (long long)val;
247 break;
248 }
43866e37
A		 249 case HW_CACHELINE:
250 val = cpu_info.cache_line_size;
251 qval = (long long)val;
252 break;
253 case HW_L1ICACHESIZE:
254 val = cpu_info.l1_icache_size;
255 qval = (long long)val;
256 break;
257 case HW_L1DCACHESIZE:
258 val = cpu_info.l1_dcache_size;
259 qval = (long long)val;
260 break;
261 case HW_L2CACHESIZE:
262 if (cpu_info.l2_cache_size == 0xFFFFFFFF)
263 return(EINVAL);
264 val = cpu_info.l2_cache_size;
265 qval = (long long)val;
266 break;
267 case HW_L3CACHESIZE:
268 if (cpu_info.l3_cache_size == 0xFFFFFFFF)
269 return(EINVAL);
270 val = cpu_info.l3_cache_size;
271 qval = (long long)val;
272 break;
273
274 /*
275 * Deprecated variables. We still support these for
276 * backwards compatibility purposes only.
277 */
278 case HW_MACHINE:
279 bzero(dummy, sizeof(dummy));
280 if(!PEGetMachineName(dummy,64))
281 return(EINVAL);
282 dummy[64] = 0;
283 return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1));
284 case HW_MODEL:
285 bzero(dummy, sizeof(dummy));
286 if(!PEGetModelName(dummy,64))
287 return(EINVAL);
288 dummy[64] = 0;
289 return(SYSCTL_OUT(req, dummy, strlen(dummy) + 1));
290 case HW_USERMEM:
291 {
292 int usermem = mem_size - vm_page_wire_count * page_size;
293
294 return(SYSCTL_RETURN(req, usermem));
295 }
296 case HW_EPOCH:
297 epochTemp = PEGetPlatformEpoch();
298 if (epochTemp == -1)
299 return(EINVAL);
300 return(SYSCTL_RETURN(req, epochTemp));
0c530ab8
A		 301 case HW_VECTORUNIT: {
302 int vector = cpu_info.vector_unit == 0? 0 : 1;
303 return(SYSCTL_RETURN(req, vector));
304 }
43866e37
A		 305 case HW_L2SETTINGS:
306 if (cpu_info.l2_cache_size == 0xFFFFFFFF)
307 return(EINVAL);
308 return(SYSCTL_RETURN(req, cpu_info.l2_settings));
309 case HW_L3SETTINGS:
310 if (cpu_info.l3_cache_size == 0xFFFFFFFF)
311 return(EINVAL);
312 return(SYSCTL_RETURN(req, cpu_info.l3_settings));
313 default:
314 return(ENOTSUP);
315 }
316 /*
317 * Callers may come to us with either int or quad buffers.
318 */
319 if (doquad) {
320 return(SYSCTL_RETURN(req, qval));
321 }
322 return(SYSCTL_RETURN(req, val));
323}
324
2d21ac55
A		 325/* hw.pagesize and hw.tbfrequency are expected as 64 bit values */
326static int
327sysctl_pagesize
328(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
329{
39236c6e
A		 330 vm_map_t map = get_task_map(current_task());
331 long long l = vm_map_page_size(map);
2d21ac55
A		 332 return sysctl_io_number(req, l, sizeof(l), NULL, NULL);
333}
334
3e170ce0
A		 335static int
336sysctl_pagesize32
337(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
338{
339 long long l;
340 l = (long long) PAGE_SIZE;
341 return sysctl_io_number(req, l, sizeof(l), NULL, NULL);
342}
343
2d21ac55
A		 344static int
345sysctl_tbfrequency
346(__unused struct sysctl_oid *oidp, __unused void *arg1, __unused int arg2, struct sysctl_req *req)
347{
348 long long l = gPEClockFrequencyInfo.timebase_frequency_hz;
349 return sysctl_io_number(req, l, sizeof(l), NULL, NULL);
350}
351
43866e37
A		 352/*
353 * hw.* MIB variables.
354 */
6d2010ae
A		 355SYSCTL_PROC (_hw, HW_NCPU, ncpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_NCPU, sysctl_hw_generic, "I", "");
356SYSCTL_PROC (_hw, HW_AVAILCPU, activecpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_AVAILCPU, sysctl_hw_generic, "I", "");
357SYSCTL_PROC (_hw, OID_AUTO, physicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_PHYSICALCPU, sysctl_hw_generic, "I", "");
358SYSCTL_PROC (_hw, OID_AUTO, physicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_PHYSICALCPUMAX, sysctl_hw_generic, "I", "");
359SYSCTL_PROC (_hw, OID_AUTO, logicalcpu, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_LOGICALCPU, sysctl_hw_generic, "I", "");
360SYSCTL_PROC (_hw, OID_AUTO, logicalcpu_max, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_LOCAL_LOGICALCPUMAX, sysctl_hw_generic, "I", "");
361SYSCTL_INT (_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (int *)NULL, BYTE_ORDER, "");
362SYSCTL_INT (_hw, OID_AUTO, cputype, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cputype, 0, "");
363SYSCTL_INT (_hw, OID_AUTO, cpusubtype, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpusubtype, 0, "");
364SYSCTL_INT (_hw, OID_AUTO, cpu64bit_capable, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpu64bit, 0, "");
365SYSCTL_INT (_hw, OID_AUTO, cpufamily, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &cpufamily, 0, "");
366SYSCTL_OPAQUE (_hw, OID_AUTO, cacheconfig, CTLFLAG_RD | CTLFLAG_LOCKED, &cacheconfig, sizeof(cacheconfig), "Q", "");
367SYSCTL_OPAQUE (_hw, OID_AUTO, cachesize, CTLFLAG_RD | CTLFLAG_LOCKED, &cachesize, sizeof(cachesize), "Q", "");
368SYSCTL_PROC (_hw, OID_AUTO, pagesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_pagesize, "Q", "");
3e170ce0 369SYSCTL_PROC (_hw, OID_AUTO, pagesize32, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_pagesize32, "Q", "");
6d2010ae
A		 370SYSCTL_QUAD (_hw, OID_AUTO, busfrequency, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_hz, "");
371SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_min, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_min_hz, "");
372SYSCTL_QUAD (_hw, OID_AUTO, busfrequency_max, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_frequency_max_hz, "");
373SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_hz, "");
374SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_min, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_min_hz, "");
375SYSCTL_QUAD (_hw, OID_AUTO, cpufrequency_max, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_frequency_max_hz, "");
376SYSCTL_PROC (_hw, OID_AUTO, cachelinesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_CACHELINE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
377SYSCTL_PROC (_hw, OID_AUTO, l1icachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L1ICACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
378SYSCTL_PROC (_hw, OID_AUTO, l1dcachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L1DCACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
379SYSCTL_PROC (_hw, OID_AUTO, l2cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L2CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
380SYSCTL_PROC (_hw, OID_AUTO, l3cachesize, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, HW_L3CACHESIZE | CTLHW_RETQUAD, sysctl_hw_generic, "Q", "");
381SYSCTL_PROC(_hw, OID_AUTO, tbfrequency, CTLTYPE_QUAD | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, 0, 0, sysctl_tbfrequency, "Q", "");
382SYSCTL_QUAD (_hw, HW_MEMSIZE, memsize, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &max_mem, "");
383SYSCTL_INT (_hw, OID_AUTO, packages, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, &packages, 0, "");
43866e37
A		 384
385/*
386 * Optional features can register nodes below hw.optional.
387 *
388 * If the feature is not present, the node should either not be registered,
389 * or it should return -1. If the feature is present, the node should return
390 * 0. If the feature is present and its use is advised, the node should
391 * return 1.
392 */
2d21ac55 393SYSCTL_NODE(_hw, OID_AUTO, optional, CTLFLAG_RW|CTLFLAG_LOCKED, NULL, "optional features");
43866e37 394
6d2010ae 395SYSCTL_INT(_hw_optional, OID_AUTO, floatingpoint, CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (int *)NULL, 1, ""); /* always set */
43866e37 396
43866e37
A		 397/*
398 * Deprecated variables. These are supported for backwards compatibility
399 * purposes only. The MASKED flag requests that the variables not be
400 * printed by sysctl(8) and similar utilities.
401 *
402 * The variables named *_compat here are int-sized versions of variables
403 * that are now exported as quads. The int-sized versions are normally
404 * looked up only by number, wheras the quad-sized versions should be
405 * looked up by name.
406 *
407 * The *_compat nodes are *NOT* visible within the kernel.
408 */
39236c6e 409SYSCTL_PROC(_hw, HW_PAGESIZE, pagesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_PAGESIZE, sysctl_hw_generic, "I", "");
6d2010ae
A		 410SYSCTL_COMPAT_INT (_hw, HW_BUS_FREQ, busfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.bus_clock_rate_hz, 0, "");
411SYSCTL_COMPAT_INT (_hw, HW_CPU_FREQ, cpufrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.cpu_clock_rate_hz, 0, "");
412SYSCTL_PROC(_hw, HW_CACHELINE, cachelinesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_CACHELINE, sysctl_hw_generic, "I", "");
413SYSCTL_PROC(_hw, HW_L1ICACHESIZE, l1icachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L1ICACHESIZE, sysctl_hw_generic, "I", "");
414SYSCTL_PROC(_hw, HW_L1DCACHESIZE, l1dcachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L1DCACHESIZE, sysctl_hw_generic, "I", "");
415SYSCTL_PROC(_hw, HW_L2CACHESIZE, l2cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L2CACHESIZE, sysctl_hw_generic, "I", "");
416SYSCTL_PROC(_hw, HW_L3CACHESIZE, l3cachesize_compat, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L3CACHESIZE, sysctl_hw_generic, "I", "");
417SYSCTL_COMPAT_INT (_hw, HW_TB_FREQ, tbfrequency_compat, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &gPEClockFrequencyInfo.timebase_frequency_hz, 0, "");
418SYSCTL_PROC(_hw, HW_MACHINE, machine, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_MACHINE, sysctl_hw_generic, "A", "");
419SYSCTL_PROC(_hw, HW_MODEL, model, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_MODEL, sysctl_hw_generic, "A", "");
420SYSCTL_COMPAT_UINT(_hw, HW_PHYSMEM, physmem, CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, &mem_size, 0, "");
421SYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_USERMEM, sysctl_hw_generic, "I", "");
422SYSCTL_PROC(_hw, HW_EPOCH, epoch, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_EPOCH, sysctl_hw_generic, "I", "");
423SYSCTL_PROC(_hw, HW_VECTORUNIT, vectorunit, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_VECTORUNIT, sysctl_hw_generic, "I", "");
424SYSCTL_PROC(_hw, HW_L2SETTINGS, l2settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L2SETTINGS, sysctl_hw_generic, "I", "");
425SYSCTL_PROC(_hw, HW_L3SETTINGS, l3settings, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MASKED | CTLFLAG_LOCKED, 0, HW_L3SETTINGS, sysctl_hw_generic, "I", "");
426SYSCTL_INT (_hw, OID_AUTO, cputhreadtype, CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_LOCKED, &cputhreadtype, 0, "");
427
316670eb 428#if defined(__i386__) || defined(__x86_64__)
bd504ef0
A		 429static int
430sysctl_cpu_capability
431(__unused struct sysctl_oid *oidp, void *arg1, __unused int arg2, struct sysctl_req *req)
432{
433 uint64_t mask = (uint64_t) (uintptr_t) arg1;
434 boolean_t is_capable = (_get_cpu_capabilities() & mask) != 0;
435
436 return SYSCTL_OUT(req, &is_capable, sizeof(is_capable));
437
438}
439
fe8ab488
A		 440SYSCTL_PROC(_hw_optional, OID_AUTO, mmx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasMMX, 0, sysctl_cpu_capability, "I", "");
441SYSCTL_PROC(_hw_optional, OID_AUTO, sse, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE, 0, sysctl_cpu_capability, "I", "");
442SYSCTL_PROC(_hw_optional, OID_AUTO, sse2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE2, 0, sysctl_cpu_capability, "I", "");
443SYSCTL_PROC(_hw_optional, OID_AUTO, sse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE3, 0, sysctl_cpu_capability, "I", "");
444SYSCTL_PROC(_hw_optional, OID_AUTO, supplementalsse3, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSupplementalSSE3, 0, sysctl_cpu_capability, "I", "");
445SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_1, 0, sysctl_cpu_capability, "I", "");
446SYSCTL_PROC(_hw_optional, OID_AUTO, sse4_2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasSSE4_2, 0, sysctl_cpu_capability, "I", "");
b0d623f7
A		 447/* "x86_64" is actually a preprocessor symbol on the x86_64 kernel, so we have to hack this */
448#undef x86_64
fe8ab488
A		 449SYSCTL_PROC(_hw_optional, OID_AUTO, x86_64, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) k64Bit, 0, sysctl_cpu_capability, "I", "");
450SYSCTL_PROC(_hw_optional, OID_AUTO, aes, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAES, 0, sysctl_cpu_capability, "I", "");
451SYSCTL_PROC(_hw_optional, OID_AUTO, avx1_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX1_0, 0, sysctl_cpu_capability, "I", "");
452SYSCTL_PROC(_hw_optional, OID_AUTO, rdrand, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRDRAND, 0, sysctl_cpu_capability, "I", "");
453SYSCTL_PROC(_hw_optional, OID_AUTO, f16c, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasF16C, 0, sysctl_cpu_capability, "I", "");
454SYSCTL_PROC(_hw_optional, OID_AUTO, enfstrg, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasENFSTRG, 0, sysctl_cpu_capability, "I", "");
455SYSCTL_PROC(_hw_optional, OID_AUTO, fma, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasFMA, 0, sysctl_cpu_capability, "I", "");
456SYSCTL_PROC(_hw_optional, OID_AUTO, avx2_0, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasAVX2_0, 0, sysctl_cpu_capability, "I", "");
457SYSCTL_PROC(_hw_optional, OID_AUTO, bmi1, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI1, 0, sysctl_cpu_capability, "I", "");
458SYSCTL_PROC(_hw_optional, OID_AUTO, bmi2, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasBMI2, 0, sysctl_cpu_capability, "I", "");
459SYSCTL_PROC(_hw_optional, OID_AUTO, rtm, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasRTM, 0, sysctl_cpu_capability, "I", "");
460SYSCTL_PROC(_hw_optional, OID_AUTO, hle, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasHLE, 0, sysctl_cpu_capability, "I", "");
a1c7dba1 461SYSCTL_PROC(_hw_optional, OID_AUTO, adx, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_KERN | CTLFLAG_LOCKED, (void *) kHasADX, 0, sysctl_cpu_capability, "I", "");
316670eb
A		 462#else
463#error Unsupported arch
fe8ab488 464#endif /* !__i386__ && !__x86_64 && !__arm__ && ! __arm64__ */
43866e37 465
0c530ab8 466
43866e37
A		 467/******************************************************************************
468 * Generic MIB initialisation.
469 *
470 * This is a hack, and should be replaced with SYSINITs
471 * at some point.
472 */
473void
474sysctl_mib_init(void)
475{
91447636
A		 476 cputype = cpu_type();
477 cpusubtype = cpu_subtype();
478 cputhreadtype = cpu_threadtype();
6d2010ae 479#if defined(__i386__) || defined (__x86_64__)
39236c6e 480 cpu64bit = (_get_cpu_capabilities() & k64Bit) == k64Bit;
316670eb
A		 481#else
482#error Unsupported arch
2d21ac55 483#endif
91447636 484
43866e37
A		 485 /*
486 * Populate the optional portion of the hw.* MIB.
487 *
488 * XXX This could be broken out into parts of the code
489 * that actually directly relate to the functions in
490 * question.
491 */
91447636
A		 492
493 if (cputhreadtype != CPU_THREADTYPE_NONE) {
91447636
A		 494 sysctl_register_oid(&sysctl__hw_cputhreadtype);
495 }
496
6d2010ae 497#if defined (__i386__) || defined (__x86_64__)
0c530ab8 498 /* hw.cpufamily */
7e4a7d39
A		 499 cpufamily = cpuid_cpufamily();
500
0c530ab8 501 /* hw.cacheconfig */
2d21ac55
A		 502 cacheconfig[0] = ml_cpu_cache_sharing(0);
503 cacheconfig[1] = ml_cpu_cache_sharing(1);
504 cacheconfig[2] = ml_cpu_cache_sharing(2);
505 cacheconfig[3] = ml_cpu_cache_sharing(3);
0c530ab8
A		 506 cacheconfig[4] = 0;
507
2d21ac55
A		 508 /* hw.cachesize */
509 cachesize[0] = ml_cpu_cache_size(0);
510 cachesize[1] = ml_cpu_cache_size(1);
511 cachesize[2] = ml_cpu_cache_size(2);
512 cachesize[3] = ml_cpu_cache_size(3);
513 cachesize[4] = 0;
514
515 /* hw.packages */
593a1d5f
A		 516 packages = roundup(ml_cpu_cache_sharing(0), cpuid_info()->thread_count)
517 / cpuid_info()->thread_count;
518
316670eb
A		 519#else
520#error unknown architecture
fe8ab488 521#endif /* !__i386__ && !__x86_64 && !__arm__ && !__arm64__ */
43866e37 522
43866e37 523}
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