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1/*
2 * Copyright (c) 2000-2010 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
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.
14 *
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
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29/* Copyright (c) 1997 Apple Computer, Inc. All rights reserved.
30 *
31 * kdebug.h - kernel_debug definitions
32 *
33 */
34
35#ifndef BSD_SYS_KDEBUG_H
36#define BSD_SYS_KDEBUG_H
37
38#include <sys/appleapiopts.h>
39#include <sys/cdefs.h>
40__BEGIN_DECLS
41
42#ifdef __APPLE_API_UNSTABLE
43
44#include <mach/clock_types.h>
45#include <stdint.h>
46#if defined(KERNEL_BUILD)
47#include <kdebug.h>
48#endif /* KERNEL_BUILD */
49
50#ifdef XNU_KERNEL_PRIVATE
51#include <stdint.h>
52#include <mach/branch_predicates.h>
53#endif
54
55/*
56 * types of faults that vm_fault handles
57 * and creates trace entries for
58 */
59#define DBG_ZERO_FILL_FAULT 1
60#define DBG_PAGEIN_FAULT 2
61#define DBG_COW_FAULT 3
62#define DBG_CACHE_HIT_FAULT 4
63#define DBG_NZF_PAGE_FAULT 5
64#define DBG_GUARD_FAULT 6
65#define DBG_PAGEINV_FAULT 7
66#define DBG_PAGEIND_FAULT 8
67
68
69/* The debug code consists of the following
70*
71* ----------------------------------------------------------------------
72*| | | |Func |
73*| Class (8) | SubClass (8) | Code (14) |Qual(2)|
74* ----------------------------------------------------------------------
75* The class specifies the higher level
76*/
77
78/* The Function qualifiers */
79#define DBG_FUNC_START 1
80#define DBG_FUNC_END 2
81#define DBG_FUNC_NONE 0
82
83
84/* The Kernel Debug Classes */
85#define DBG_MACH 1
86#define DBG_NETWORK 2
87#define DBG_FSYSTEM 3
88#define DBG_BSD 4
89#define DBG_IOKIT 5
90#define DBG_DRIVERS 6
91#define DBG_TRACE 7
92#define DBG_DLIL 8
93#define DBG_SECURITY 9
94#define DBG_CORESTORAGE 10
95#define DBG_CG 11
96#define DBG_MISC 20
97#define DBG_DYLD 31
98#define DBG_QT 32
99#define DBG_APPS 33
100#define DBG_LAUNCHD 34
101#define DBG_PERF 37
102#define DBG_MIG 255
103
104/* **** The Kernel Debug Sub Classes for Mach (DBG_MACH) **** */
105#define DBG_MACH_EXCP_KTRAP_x86 0x02 /* Kernel Traps on x86 */
106#define DBG_MACH_EXCP_DFLT 0x03 /* Data Translation Fault */
107#define DBG_MACH_EXCP_IFLT 0x04 /* Inst Translation Fault */
108#define DBG_MACH_EXCP_INTR 0x05 /* Interrupts */
109#define DBG_MACH_EXCP_ALNG 0x06 /* Alignment Exception */
110#define DBG_MACH_EXCP_UTRAP_x86 0x07 /* User Traps on x86 */
111#define DBG_MACH_EXCP_FP 0x08 /* FP Unavail */
112#define DBG_MACH_EXCP_DECI 0x09 /* Decrementer Interrupt */
113#define DBG_MACH_CHUD 0x0A /* CHUD */
114#define DBG_MACH_EXCP_SC 0x0C /* System Calls */
115#define DBG_MACH_EXCP_TRACE 0x0D /* Trace exception */
116#define DBG_MACH_EXCP_EMUL 0x0E /* Instruction emulated */
117#define DBG_MACH_IHDLR 0x10 /* Interrupt Handlers */
118#define DBG_MACH_IPC 0x20 /* Inter Process Comm */
119#define DBG_MACH_VM 0x30 /* Virtual Memory */
120#define DBG_MACH_LEAKS 0x31 /* alloc/free */
121#define DBG_MACH_SCHED 0x40 /* Scheduler */
122#define DBG_MACH_MSGID_INVALID 0x50 /* Messages - invalid */
123#define DBG_MACH_LOCKS 0x60 /* new lock APIs */
124#define DBG_MACH_PMAP 0x70 /* pmap */
125#define DBG_MACH_MP 0x90 /* MP related */
126
127/* Codes for Scheduler (DBG_MACH_SCHED) */
128#define MACH_SCHED 0x0 /* Scheduler */
129#define MACH_STACK_ATTACH 0x1 /* stack_attach() */
130#define MACH_STACK_HANDOFF 0x2 /* stack_handoff() */
131#define MACH_CALL_CONT 0x3 /* call_continuation() */
132#define MACH_CALLOUT 0x4 /* callouts */
133#define MACH_STACK_DETACH 0x5
134#define MACH_MAKE_RUNNABLE 0x6 /* make thread runnable */
135#define MACH_PROMOTE 0x7 /* promoted due to resource */
136#define MACH_DEMOTE 0x8 /* promotion undone */
137#define MACH_IDLE 0x9 /* processor idling */
138#define MACH_STACK_DEPTH 0xa /* stack depth at switch */
139#define MACH_MOVED 0xb /* did not use original scheduling decision */
140#define MACH_FAIRSHARE_ENTER 0xc /* move to fairshare band */
141#define MACH_FAIRSHARE_EXIT 0xd /* exit fairshare band */
142#define MACH_FAILSAFE 0xe /* tripped fixed-pri/RT failsafe */
143#define MACH_BLOCK 0xf /* thread block */
144#define MACH_WAIT 0x10 /* thread wait assertion */
145#define MACH_GET_URGENCY 0x14 /* Urgency queried by platform */
146#define MACH_URGENCY 0x15 /* Urgency (RT/BG/NORMAL) communicated
147 * to platform
148 */
149#define MACH_REDISPATCH 0x16 /* "next thread" thread redispatched */
150#define MACH_REMOTE_AST 0x17 /* AST signal issued to remote processor */
151
152#define MACH_SCHED_LPA_BROKEN 0x18 /* last_processor affinity broken in choose_processor */
153
154/* Codes for pmap (DBG_MACH_PMAP) */
155#define PMAP__CREATE 0x0
156#define PMAP__DESTROY 0x1
157#define PMAP__PROTECT 0x2
158#define PMAP__PAGE_PROTECT 0x3
159#define PMAP__ENTER 0x4
160#define PMAP__REMOVE 0x5
161#define PMAP__NEST 0x6
162#define PMAP__UNNEST 0x7
163#define PMAP__FLUSH_TLBS 0x8
164#define PMAP__UPDATE_INTERRUPT 0x9
165#define PMAP__ATTRIBUTE_CLEAR 0xa
166
167/* **** The Kernel Debug Sub Classes for Network (DBG_NETWORK) **** */
168#define DBG_NETIP 1 /* Internet Protocol */
169#define DBG_NETARP 2 /* Address Resolution Protocol */
170#define DBG_NETUDP 3 /* User Datagram Protocol */
171#define DBG_NETTCP 4 /* Transmission Control Protocol */
172#define DBG_NETICMP 5 /* Internet Control Message Protocol */
173#define DBG_NETIGMP 6 /* Internet Group Management Protocol */
174#define DBG_NETRIP 7 /* Routing Information Protocol */
175#define DBG_NETOSPF 8 /* Open Shortest Path First */
176#define DBG_NETISIS 9 /* Intermediate System to Intermediate System */
177#define DBG_NETSNMP 10 /* Simple Network Management Protocol */
178#define DBG_NETSOCK 11 /* Socket Layer */
179
180/* For Apple talk */
181#define DBG_NETAARP 100 /* Apple ARP */
182#define DBG_NETDDP 101 /* Datagram Delivery Protocol */
183#define DBG_NETNBP 102 /* Name Binding Protocol */
184#define DBG_NETZIP 103 /* Zone Information Protocol */
185#define DBG_NETADSP 104 /* Name Binding Protocol */
186#define DBG_NETATP 105 /* Apple Transaction Protocol */
187#define DBG_NETASP 106 /* Apple Session Protocol */
188#define DBG_NETAFP 107 /* Apple Filing Protocol */
189#define DBG_NETRTMP 108 /* Routing Table Maintenance Protocol */
190#define DBG_NETAURP 109 /* Apple Update Routing Protocol */
191#define DBG_NETIPSEC 128 /* IPsec Protocol */
192
193/* **** The Kernel Debug Sub Classes for IOKIT (DBG_IOKIT) **** */
194#define DBG_IOINTC 0 /* Interrupt controller */
195#define DBG_IOWORKLOOP 1 /* Work from work loop */
196#define DBG_IOINTES 2 /* Interrupt event source */
197#define DBG_IOCLKES 3 /* Clock event source */
198#define DBG_IOCMDQ 4 /* Command queue latencies */
199#define DBG_IOMCURS 5 /* Memory Cursor */
200#define DBG_IOMDESC 6 /* Memory Descriptors */
201#define DBG_IOPOWER 7 /* Power Managerment */
202#define DBG_IOSERVICE 8 /* Matching etc. */
203
204/* **** 9-32 reserved for internal IOKit usage **** */
205
206#define DBG_IOSTORAGE 32 /* Storage layers */
207#define DBG_IONETWORK 33 /* Network layers */
208#define DBG_IOKEYBOARD 34 /* Keyboard */
209#define DBG_IOHID 35 /* HID Devices */
210#define DBG_IOAUDIO 36 /* Audio */
211#define DBG_IOSERIAL 37 /* Serial */
212#define DBG_IOTTY 38 /* TTY layers */
213#define DBG_IOSAM 39 /* SCSI Architecture Model layers */
214#define DBG_IOPARALLELATA 40 /* Parallel ATA */
215#define DBG_IOPARALLELSCSI 41 /* Parallel SCSI */
216#define DBG_IOSATA 42 /* Serial-ATA */
217#define DBG_IOSAS 43 /* SAS */
218#define DBG_IOFIBRECHANNEL 44 /* FiberChannel */
219#define DBG_IOUSB 45 /* USB */
220#define DBG_IOBLUETOOTH 46 /* Bluetooth */
221#define DBG_IOFIREWIRE 47 /* FireWire */
222#define DBG_IOINFINIBAND 48 /* Infiniband */
223#define DBG_IOCPUPM 49 /* CPU Power Management */
224#define DBG_IOGRAPHICS 50 /* Graphics */
225#define DBG_HIBERNATE 51 /* hibernation related events */
226
227
228/* Backwards compatibility */
229#define DBG_IOPOINTING DBG_IOHID /* OBSOLETE: Use DBG_IOHID instead */
230#define DBG_IODISK DBG_IOSTORAGE /* OBSOLETE: Use DBG_IOSTORAGE instead */
231
232/* **** The Kernel Debug Sub Classes for Device Drivers (DBG_DRIVERS) **** */
233#define DBG_DRVSTORAGE 1 /* Storage layers */
234#define DBG_DRVNETWORK 2 /* Network layers */
235#define DBG_DRVKEYBOARD 3 /* Keyboard */
236#define DBG_DRVHID 4 /* HID Devices */
237#define DBG_DRVAUDIO 5 /* Audio */
238#define DBG_DRVSERIAL 7 /* Serial */
239#define DBG_DRVSAM 8 /* SCSI Architecture Model layers */
240#define DBG_DRVPARALLELATA 9 /* Parallel ATA */
241#define DBG_DRVPARALLELSCSI 10 /* Parallel SCSI */
242#define DBG_DRVSATA 11 /* Serial ATA */
243#define DBG_DRVSAS 12 /* SAS */
244#define DBG_DRVFIBRECHANNEL 13 /* FiberChannel */
245#define DBG_DRVUSB 14 /* USB */
246#define DBG_DRVBLUETOOTH 15 /* Bluetooth */
247#define DBG_DRVFIREWIRE 16 /* FireWire */
248#define DBG_DRVINFINIBAND 17 /* Infiniband */
249#define DBG_DRVGRAPHICS 18 /* Graphics */
250#define DBG_DRVSD 19 /* Secure Digital */
251#define DBG_DRVNAND 20 /* NAND drivers and layers */
252#define DBG_SSD 21 /* SSD */
253
254/* Backwards compatibility */
255#define DBG_DRVPOINTING DBG_DRVHID /* OBSOLETE: Use DBG_DRVHID instead */
256#define DBG_DRVDISK DBG_DRVSTORAGE /* OBSOLETE: Use DBG_DRVSTORAGE instead */
257
258/* **** The Kernel Debug Sub Classes for the DLIL Layer (DBG_DLIL) **** */
259#define DBG_DLIL_STATIC 1 /* Static DLIL code */
260#define DBG_DLIL_PR_MOD 2 /* DLIL Protocol Module */
261#define DBG_DLIL_IF_MOD 3 /* DLIL Interface Module */
262#define DBG_DLIL_PR_FLT 4 /* DLIL Protocol Filter */
263#define DBG_DLIL_IF_FLT 5 /* DLIL Interface FIlter */
264
265/* The Kernel Debug Sub Classes for File System (DBG_FSYSTEM) */
266#define DBG_FSRW 1 /* reads and writes to the filesystem */
267#define DBG_DKRW 2 /* reads and writes to the disk */
268#define DBG_FSVN 3 /* vnode operations (inc. locking/unlocking) */
269#define DBG_FSLOOOKUP 4 /* namei and other lookup-related operations */
270#define DBG_JOURNAL 5 /* journaling operations */
271#define DBG_IOCTL 6 /* ioctl to the disk */
272#define DBG_BOOTCACHE 7 /* bootcache operations */
273#define DBG_HFS 8 /* HFS-specific events; see bsd/hfs/hfs_kdebug.h */
274#define DBG_EXFAT 0xE /* ExFAT-specific events; see the exfat project */
275#define DBG_MSDOS 0xF /* FAT-specific events; see the msdosfs project */
276
277/* The Kernel Debug Sub Classes for BSD */
278#define DBG_BSD_PROC 0x01 /* process/signals related */
279#define DBG_BSD_EXCP_SC 0x0C /* System Calls */
280#define DBG_BSD_AIO 0x0D /* aio (POSIX async IO) */
281#define DBG_BSD_SC_EXTENDED_INFO 0x0E /* System Calls, extended info */
282#define DBG_BSD_SC_EXTENDED_INFO2 0x0F /* System Calls, extended info */
283
284
285/* The Codes for BSD subcode class DBG_BSD_PROC */
286#define BSD_PROC_EXIT 1 /* process exit */
287#define BSD_PROC_FRCEXIT 2 /* Kernel force termination */
288
289/* The Kernel Debug Sub Classes for DBG_TRACE */
290#define DBG_TRACE_DATA 0
291#define DBG_TRACE_STRING 1
292#define DBG_TRACE_INFO 2
293
294/* The Kernel Debug Sub Classes for DBG_CORESTORAGE */
295#define DBG_CS_IO 0
296
297/* Sub-class codes for CoreGraphics (DBG_CG) are defined in its component. */
298
299/* The Kernel Debug Sub Classes for DBG_MISC */
300#define DBG_EVENT 0x10
301#define DBG_BUFFER 0x20
302
303/* The Kernel Debug Sub Classes for DBG_DYLD */
304#define DBG_DYLD_STRING 5
305
306/* The Kernel Debug modifiers for the DBG_DKRW sub class */
307#define DKIO_DONE 0x01
308#define DKIO_READ 0x02
309#define DKIO_ASYNC 0x04
310#define DKIO_META 0x08
311#define DKIO_PAGING 0x10
312#define DKIO_THROTTLE 0x20
313#define DKIO_PASSIVE 0x40
314#define DKIO_NOCACHE 0x80
315
316/* Codes for Application Sub Classes */
317#define DBG_APP_SAMBA 128
318
319
320/**********************************************************************/
321
322#define KDBG_CODE(Class, SubClass, code) (((Class & 0xff) << 24) | ((SubClass & 0xff) << 16) | ((code & 0x3fff) << 2))
323
324#define KDBG_MIGCODE(msgid) ((DBG_MIG << 24) | (((msgid) & 0x3fffff) << 2))
325
326#define MACHDBG_CODE(SubClass, code) KDBG_CODE(DBG_MACH, SubClass, code)
327#define NETDBG_CODE(SubClass, code) KDBG_CODE(DBG_NETWORK, SubClass, code)
328#define FSDBG_CODE(SubClass, code) KDBG_CODE(DBG_FSYSTEM, SubClass, code)
329#define BSDDBG_CODE(SubClass, code) KDBG_CODE(DBG_BSD, SubClass, code)
330#define IOKDBG_CODE(SubClass, code) KDBG_CODE(DBG_IOKIT, SubClass, code)
331#define DRVDBG_CODE(SubClass, code) KDBG_CODE(DBG_DRIVERS, SubClass, code)
332#define TRACEDBG_CODE(SubClass,code) KDBG_CODE(DBG_TRACE, SubClass, code)
333#define MISCDBG_CODE(SubClass,code) KDBG_CODE(DBG_MISC, SubClass, code)
334#define DLILDBG_CODE(SubClass,code) KDBG_CODE(DBG_DLIL, SubClass, code)
335#define SECURITYDBG_CODE(SubClass,code) KDBG_CODE(DBG_SECURITY, SubClass, code)
336#define DYLDDBG_CODE(SubClass,code) KDBG_CODE(DBG_DYLD, SubClass, code)
337#define QTDBG_CODE(SubClass,code) KDBG_CODE(DBG_QT, SubClass, code)
338#define APPSDBG_CODE(SubClass,code) KDBG_CODE(DBG_APPS, SubClass, code)
339#define CPUPM_CODE(code) IOKDBG_CODE(DBG_IOCPUPM, code)
340
341#define KMEM_ALLOC_CODE MACHDBG_CODE(DBG_MACH_LEAKS, 0)
342#define KMEM_ALLOC_CODE_2 MACHDBG_CODE(DBG_MACH_LEAKS, 1)
343#define KMEM_FREE_CODE MACHDBG_CODE(DBG_MACH_LEAKS, 2)
344#define KMEM_FREE_CODE_2 MACHDBG_CODE(DBG_MACH_LEAKS, 3)
345#define ZALLOC_CODE MACHDBG_CODE(DBG_MACH_LEAKS, 4)
346#define ZALLOC_CODE_2 MACHDBG_CODE(DBG_MACH_LEAKS, 5)
347#define ZFREE_CODE MACHDBG_CODE(DBG_MACH_LEAKS, 6)
348#define ZFREE_CODE_2 MACHDBG_CODE(DBG_MACH_LEAKS, 7)
349
350#define PMAP_CODE(code) MACHDBG_CODE(DBG_MACH_PMAP, code)
351
352
353/* Usage:
354* kernel_debug((KDBG_CODE(DBG_NETWORK, DNET_PROTOCOL, 51) | DBG_FUNC_START),
355* offset, 0, 0, 0,0)
356*
357* For ex,
358*
359* #include <sys/kdebug.h>
360*
361* #define DBG_NETIPINIT NETDBG_CODE(DBG_NETIP,1)
362*
363*
364* void
365* ip_init()
366* {
367* register struct protosw *pr;
368* register int i;
369*
370* KERNEL_DEBUG(DBG_NETIPINIT | DBG_FUNC_START, 0,0,0,0,0)
371* --------
372* KERNEL_DEBUG(DBG_NETIPINIT, 0,0,0,0,0)
373* --------
374* KERNEL_DEBUG(DBG_NETIPINIT | DBG_FUNC_END, 0,0,0,0,0)
375* }
376*
377
378*/
379
380extern unsigned int kdebug_enable;
381#define KDEBUG_ENABLE_TRACE 0x1
382#define KDEBUG_ENABLE_ENTROPY 0x2
383#define KDEBUG_ENABLE_CHUD 0x4
384#define KDEBUG_ENABLE_PPT 0x8
385
386/*
387 * Infer the supported kernel debug event level from config option.
388 * Use (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) as a guard to protect
389 * unaudited debug code.
390 */
391#define KDEBUG_LEVEL_NONE 0
392#define KDEBUG_LEVEL_IST 1
393#define KDEBUG_LEVEL_STANDARD 2
394#define KDEBUG_LEVEL_FULL 3
395
396#if NO_KDEBUG
397#define KDEBUG_LEVEL KDEBUG_LEVEL_NONE
398#elif IST_KDEBUG
399#define KDEBUG_LEVEL KDEBUG_LEVEL_IST
400#elif KDEBUG
401#define KDEBUG_LEVEL KDEBUG_LEVEL_FULL
402#else
403#define KDEBUG_LEVEL KDEBUG_LEVEL_STANDARD
404#endif
405
406#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD)
407#ifdef XNU_KERNEL_PRIVATE
408#define KERNEL_DEBUG_CONSTANT(x,a,b,c,d,e) \
409do { \
410 if (__improbable(kdebug_enable & ~KDEBUG_ENABLE_PPT)) \
411 kernel_debug(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
412 (uintptr_t)d,(uintptr_t)e); \
413} while(0)
414
415#define KERNEL_DEBUG_CONSTANT1(x,a,b,c,d,e) \
416do { \
417 if (__improbable(kdebug_enable & ~KDEBUG_ENABLE_PPT)) \
418 kernel_debug1(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
419 (uintptr_t)d,(uintptr_t)e); \
420} while(0)
421#else /* XNU_KERNEL_PRIVATE */
422#define KERNEL_DEBUG_CONSTANT(x,a,b,c,d,e) \
423do { \
424 if (kdebug_enable & ~KDEBUG_ENABLE_PPT) \
425 kernel_debug(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
426 (uintptr_t)d,(uintptr_t)e); \
427} while(0)
428
429#define KERNEL_DEBUG_CONSTANT1(x,a,b,c,d,e) \
430do { \
431 if (kdebug_enable & ~KDEBUG_ENABLE_PPT) \
432 kernel_debug1(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
433 (uintptr_t)d,(uintptr_t)e); \
434} while(0)
435#endif /* XNU_KERNEL_PRIVATE */
436#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */
437#define KERNEL_DEBUG_CONSTANT(x,a,b,c,d,e) do { } while(0)
438#define KERNEL_DEBUG_CONSTANT1(x,a,b,c,d,e) do { } while(0)
439#endif /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD) */
440
441/*
442 * Specify KDEBUG_PPT to indicate that the event belongs to the
443 * limited PPT set.
444 */
445#define KDEBUG_COMMON (KDEBUG_ENABLE_TRACE|KDEBUG_ENABLE_ENTROPY|KDEBUG_ENABLE_CHUD|KDEBUG_ENABLE_PPT)
446#define KDEBUG_TRACE (KDEBUG_ENABLE_TRACE|KDEBUG_ENABLE_ENTROPY|KDEBUG_ENABLE_CHUD)
447#define KDEBUG_PPT (KDEBUG_ENABLE_PPT)
448
449/*
450 * KERNEL_DEBUG_CONSTANT_IST events provide an audited subset of
451 * tracepoints for userland system tracing tools.
452 */
453#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_IST)
454#ifdef XNU_KERNEL_PRIVATE
455#define KERNEL_DEBUG_CONSTANT_IST(type,x,a,b,c,d,e) \
456do { \
457 if (__improbable(kdebug_enable & type)) \
458 kernel_debug(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
459 (uintptr_t)d,(uintptr_t)e); \
460} while(0)
461#else /* XNU_KERNEL_PRIVATE */
462#define KERNEL_DEBUG_CONSTANT_IST(type,x,a,b,c,d,e) \
463do { \
464 if (kdebug_enable & type) \
465 kernel_debug(x,(uintptr_t)a,(uintptr_t)b,(uintptr_t)c, \
466 (uintptr_t)d,(uintptr_t)e); \
467} while(0)
468#endif /* XNU_KERNEL_PRIVATE */
469#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_IST) */
470#define KERNEL_DEBUG_CONSTANT_IST(type,x,a,b,c,d,e) do { } while(0)
471#endif /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_IST) */
472
473#if NO_KDEBUG
474#define __kdebug_constant_only __unused
475#endif
476
477extern void kernel_debug(
478 uint32_t debugid,
479 uintptr_t arg1,
480 uintptr_t arg2,
481 uintptr_t arg3,
482 uintptr_t arg4,
483 uintptr_t arg5);
484
485extern void kernel_debug1(
486 uint32_t debugid,
487 uintptr_t arg1,
488 uintptr_t arg2,
489 uintptr_t arg3,
490 uintptr_t arg4,
491 uintptr_t arg5);
492
493
494#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_FULL)
495#ifdef XNU_KERNEL_PRIVATE
496#define KERNEL_DEBUG(x,a,b,c,d,e) \
497do { \
498 if (__improbable(kdebug_enable & ~KDEBUG_ENABLE_PPT)) \
499 kernel_debug((uint32_t)x, (uintptr_t)a, (uintptr_t)b, \
500 (uintptr_t)c, (uintptr_t)d, (uintptr_t)e); \
501} while(0)
502
503#define KERNEL_DEBUG1(x,a,b,c,d,e) \
504do { \
505 if (__improbable(kdebug_enable & ~KDEBUG_ENABLE_PPT)) \
506 kernel_debug1((uint32_t)x, (uintptr_t)a, (uintptr_t)b, \
507 (uintptr_t)c, (uintptr_t)d, (uintptr_t)e); \
508} while(0)
509
510#define __kdebug_only
511#else /* !XNU_KERNEL_PRIVATE */
512#define KERNEL_DEBUG(x,a,b,c,d,e) \
513do { \
514 if (kdebug_enable & ~KDEBUG_ENABLE_PPT) \
515 kernel_debug((uint32_t)x, (uintptr_t)a, (uintptr_t)b, \
516 (uintptr_t)c, (uintptr_t)d, (uintptr_t)e); \
517} while(0)
518
519#define KERNEL_DEBUG1(x,a,b,c,d,e) \
520do { \
521 if (kdebug_enable & ~KDEBUG_ENABLE_PPT) \
522 kernel_debug1((uint32_t)x, (uintptr_t)a, (uintptr_t)b, \
523 (uintptr_t)c, (uintptr_t)d, (uintptr_t)e); \
524} while(0)
525#endif /* XNU_KERNEL_PRIVATE */
526#else /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_FULL) */
527#define KERNEL_DEBUG(x,a,b,c,d,e) do {} while (0)
528#define KERNEL_DEBUG1(x,a,b,c,d,e) do {} while (0)
529
530#define __kdebug_only __unused
531#endif /* (KDEBUG_LEVEL >= KDEBUG_LEVEL_FULL) */
532
533#ifdef KERNEL_PRIVATE
534#include <mach/boolean.h>
535struct proc;
536extern void kdbg_trace_data(struct proc *proc, long *arg_pid);
537
538extern void kdbg_trace_string(struct proc *proc, long *arg1, long *arg2, long *arg3, long *arg4);
539
540extern void kdbg_dump_trace_to_file(const char *);
541void start_kern_tracing(unsigned int);
542struct task;
543extern void kdbg_get_task_name(char*, int, struct task *task);
544void disable_wrap(uint32_t *old_slowcheck, uint32_t *old_flags);
545void enable_wrap(uint32_t old_slowcheck, boolean_t lostevents);
546void release_storage_unit(int cpu, uint32_t storage_unit);
547int allocate_storage_unit(int cpu);
548
549void trace_handler_map_ctrl_page(uintptr_t addr, unsigned long ctrl_page_size, unsigned long storage_size, unsigned long kds_ptr_size);
550void trace_handler_map_bufinfo(uintptr_t addr, unsigned long size);
551void trace_handler_unmap_bufinfo(void);
552void trace_handler_map_buffer(int index, uintptr_t addr, unsigned long size);
553void trace_handler_unmap_buffer(int index);
554void trace_set_timebases(uint64_t tsc, uint64_t ns);
555
556
557#endif /* KERNEL_PRIVATE */
558
559
560#endif /* __APPLE_API_UNSTABLE */
561__END_DECLS
562
563
564#ifdef PRIVATE
565#ifdef __APPLE_API_PRIVATE
566/*
567 * private kernel_debug definitions
568 */
569
570typedef struct {
571 uint64_t timestamp;
572 uintptr_t arg1;
573 uintptr_t arg2;
574 uintptr_t arg3;
575 uintptr_t arg4;
576 uintptr_t arg5; /* will hold current thread */
577 uint32_t debugid;
578#if defined(__LP64__)
579 uint32_t cpuid;
580 uintptr_t unused;
581#endif
582} kd_buf;
583
584#if !defined(__LP64__)
585#define KDBG_TIMESTAMP_MASK 0x00ffffffffffffffULL
586#define KDBG_CPU_MASK 0xff00000000000000ULL
587#define KDBG_CPU_SHIFT 56
588static inline void
589kdbg_set_cpu(kd_buf *kp, int cpu)
590{
591 kp->timestamp = (kp->timestamp & KDBG_TIMESTAMP_MASK) |
592 (((uint64_t) cpu) << KDBG_CPU_SHIFT);
593}
594static inline int
595kdbg_get_cpu(kd_buf *kp)
596{
597 return (int) (((kp)->timestamp & KDBG_CPU_MASK) >> KDBG_CPU_SHIFT);
598}
599static inline void
600kdbg_set_timestamp(kd_buf *kp, uint64_t thetime)
601{
602 kp->timestamp = thetime & KDBG_TIMESTAMP_MASK;
603}
604static inline uint64_t
605kdbg_get_timestamp(kd_buf *kp)
606{
607 return kp->timestamp & KDBG_TIMESTAMP_MASK;
608}
609static inline void
610kdbg_set_timestamp_and_cpu(kd_buf *kp, uint64_t thetime, int cpu)
611{
612 kp->timestamp = (thetime & KDBG_TIMESTAMP_MASK) |
613 (((uint64_t) cpu) << KDBG_CPU_SHIFT);
614}
615#else
616#define KDBG_TIMESTAMP_MASK 0xffffffffffffffffULL
617static inline void
618kdbg_set_cpu(kd_buf *kp, int cpu)
619{
620 kp->cpuid = cpu;
621}
622static inline int
623kdbg_get_cpu(kd_buf *kp)
624{
625 return kp->cpuid;
626}
627static inline void
628kdbg_set_timestamp(kd_buf *kp, uint64_t thetime)
629{
630 kp->timestamp = thetime;
631}
632static inline uint64_t
633kdbg_get_timestamp(kd_buf *kp)
634{
635 return kp->timestamp;
636}
637static inline void
638kdbg_set_timestamp_and_cpu(kd_buf *kp, uint64_t thetime, int cpu)
639{
640 kdbg_set_timestamp(kp, thetime);
641 kdbg_set_cpu(kp, cpu);
642}
643#endif
644
645/* 2^16 bits (8 kilobytes), one for each possible class/subclass combination */
646#define KDBG_TYPEFILTER_BITMAP_SIZE ( (256 * 256) / 8 )
647
648/* Debug Flags */
649#define KDBG_INIT 0x001
650#define KDBG_NOWRAP 0x002
651#define KDBG_FREERUN 0x004
652#define KDBG_WRAPPED 0x008
653#define KDBG_USERFLAGS (KDBG_FREERUN|KDBG_NOWRAP|KDBG_INIT)
654#define KDBG_PIDCHECK 0x010
655#define KDBG_MAPINIT 0x020
656#define KDBG_PIDEXCLUDE 0x040
657#define KDBG_LOCKINIT 0x080
658#define KDBG_LP64 0x100
659
660typedef struct {
661 unsigned int type;
662 unsigned int value1;
663 unsigned int value2;
664 unsigned int value3;
665 unsigned int value4;
666
667} kd_regtype;
668
669typedef struct
670{
671 int nkdbufs;
672 int nolog;
673 int flags;
674 int nkdthreads;
675 int bufid;
676} kbufinfo_t;
677
678typedef struct {
679 uintptr_t thread;
680 int valid;
681 char command[20];
682} kd_threadmap;
683
684
685typedef struct {
686 int version_no;
687 int thread_count;
688 uint64_t TOD_secs;
689 uint32_t TOD_usecs;
690} RAW_header;
691
692#define RAW_VERSION0 0x55aa0000
693#define RAW_VERSION1 0x55aa0101
694
695
696#define KDBG_CLASSTYPE 0x10000
697#define KDBG_SUBCLSTYPE 0x20000
698#define KDBG_RANGETYPE 0x40000
699#define KDBG_TYPENONE 0x80000
700#define KDBG_CKTYPES 0xF0000
701
702#define KDBG_RANGECHECK 0x100000
703#define KDBG_VALCHECK 0x200000 /* Check up to 4 individual values */
704
705#define KDBG_TYPEFILTER_CHECK ((uint32_t) 0x400000) /* Check class and subclass against a bitmap */
706
707#define KDBG_BUFINIT 0x80000000
708
709/* Control operations */
710#define KDBG_EFLAGS 1
711#define KDBG_DFLAGS 2
712#define KDBG_ENABLE 3
713#define KDBG_SETNUMBUF 4
714#define KDBG_GETNUMBUF 5
715#define KDBG_SETUP 6
716#define KDBG_REMOVE 7
717#define KDBG_SETREGCODE 8
718#define KDBG_GETREGCODE 9
719#define KDBG_READTRACE 10
720#define KDBG_PIDTR 11
721#define KDBG_THRMAP 12
722#define KDBG_PIDEX 14
723#define KDBG_SETRTCDEC 15
724#define KDBG_KDGETENTROPY 16
725
726/* Minimum value allowed when setting decrementer ticks */
727#define KDBG_MINRTCDEC 2500
728
729#endif /* __APPLE_API_PRIVATE */
730#endif /* PRIVATE */
731
732#endif /* !BSD_SYS_KDEBUG_H */