/*- * Copyright (c) 1996 Berkeley Software Design, Inc. All rights reserved. * * 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. Berkeley Software Design Inc's name may not be used to endorse or * promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY BERKELEY SOFTWARE DESIGN INC ``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 BERKELEY SOFTWARE DESIGN INC 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. * * from BSDI $Id: ktr.h,v 1.10.2.7 2000/03/16 21:44:42 cp Exp $ * $FreeBSD: /repoman/r/ncvs/src/sys/sys/ktr.h,v 1.21 2003/03/11 20:07:22 jhb Exp $ * $DragonFly: src/sys/sys/ktr.h,v 1.1 2004/09/20 20:38:17 eirikn Exp $ */ /* * Wraparound kernel trace buffer support. */ #ifndef _SYS_KTR_H_ #define _SYS_KTR_H_ #include "opt_ktr.h" /* * Trace classes */ #define KTR_GEN 0x00000001 /* General (TR) */ #define KTR_NET 0x00000002 /* Network */ #define KTR_DEV 0x00000004 /* Device driver */ #define KTR_LOCK 0x00000008 /* MP locking */ #define KTR_SMP 0x00000010 /* MP general */ #define KTR_FS 0x00000020 /* Filesystem */ #define KTR_PMAP 0x00000040 /* Pmap tracing */ #define KTR_MALLOC 0x00000080 /* Malloc tracing */ #define KTR_TRAP 0x00000100 /* Trap processing */ #define KTR_INTR 0x00000200 /* Interrupt tracing */ #define KTR_SIG 0x00000400 /* Signal processing */ #define KTR_CLK 0x00000800 /* hardclock verbose */ #define KTR_PROC 0x00001000 /* Process scheduling */ #define KTR_SYSC 0x00002000 /* System call */ #define KTR_INIT 0x00004000 /* System initialization */ #define KTR_KGDB 0x00008000 /* Trace kgdb internals */ #define KTR_IO 0x00010000 /* Upper I/O */ #define KTR_EVH 0x00020000 /* Eventhandler */ #define KTR_NFS 0x00040000 /* The obvious */ #define KTR_VOP 0x00080000 /* The obvious */ #define KTR_VM 0x00100000 /* The virtual memory system */ #define KTR_WITNESS 0x00200000 #define KTR_RUNQ 0x00400000 /* Run queue */ #define KTR_CONTENTION 0x00800000 /* Lock contention */ #define KTR_ALL 0x00ffffff /* * Trace classes which can be assigned to particular use at compile time * These must remain in high 22 as some assembly code counts on it */ #define KTR_CT1 0x01000000 #define KTR_CT2 0x02000000 #define KTR_CT3 0x04000000 #define KTR_CT4 0x08000000 #define KTR_CT5 0x10000000 #define KTR_CT6 0x20000000 #define KTR_CT7 0x40000000 #define KTR_CT8 0x80000000 /* Trace classes to compile in */ #ifndef KTR_COMPILE #define KTR_COMPILE (KTR_ALL) #endif /* * Version number for ktr_entry struct. Increment this when you break binary * compatibility. */ #define KTR_VERSION 1 #define KTR_PARMS 6 #ifndef LOCORE struct ktr_entry { u_int64_t ktr_timestamp; int ktr_cpu; int ktr_line; const char *ktr_file; const char *ktr_desc; u_long ktr_parms[KTR_PARMS]; }; extern int ktr_cpumask; extern int ktr_mask; extern int ktr_entries; extern int ktr_verbose; extern volatile int ktr_idx; extern struct ktr_entry ktr_buf[]; #endif /* !LOCORE */ #ifdef KTR void ktr_tracepoint(u_int mask, const char *file, int line, const char *format, u_long arg1, u_long arg2, u_long arg3, u_long arg4, u_long arg5, u_long arg6); #define CTR6(m, format, p1, p2, p3, p4, p5, p6) do { \ if (KTR_COMPILE & (m)) \ ktr_tracepoint((m), __FILE__, __LINE__, format, \ (u_long)(p1), (u_long)(p2), (u_long)(p3), \ (u_long)(p4), (u_long)(p5), (u_long)(p6)); \ } while(0) #define CTR0(m, format) CTR6(m, format, 0, 0, 0, 0, 0, 0) #define CTR1(m, format, p1) CTR6(m, format, p1, 0, 0, 0, 0, 0) #define CTR2(m, format, p1, p2) CTR6(m, format, p1, p2, 0, 0, 0, 0) #define CTR3(m, format, p1, p2, p3) CTR6(m, format, p1, p2, p3, 0, 0, 0) #define CTR4(m, format, p1, p2, p3, p4) CTR6(m, format, p1, p2, p3, p4, 0, 0) #define CTR5(m, format, p1, p2, p3, p4, p5) CTR6(m, format, p1, p2, p3, p4, p5, 0) #else /* KTR */ #undef KTR_COMPILE #define KTR_COMPILE 0 #define CTR0(m, d) #define CTR1(m, d, p1) #define CTR2(m, d, p1, p2) #define CTR3(m, d, p1, p2, p3) #define CTR4(m, d, p1, p2, p3, p4) #define CTR5(m, d, p1, p2, p3, p4, p5) #define CTR6(m, d, p1, p2, p3, p4, p5, p6) #endif /* KTR */ #define TR0(d) CTR0(KTR_GEN, d) #define TR1(d, p1) CTR1(KTR_GEN, d, p1) #define TR2(d, p1, p2) CTR2(KTR_GEN, d, p1, p2) #define TR3(d, p1, p2, p3) CTR3(KTR_GEN, d, p1, p2, p3) #define TR4(d, p1, p2, p3, p4) CTR4(KTR_GEN, d, p1, p2, p3, p4) #define TR5(d, p1, p2, p3, p4, p5) CTR5(KTR_GEN, d, p1, p2, p3, p4, p5) #define TR6(d, p1, p2, p3, p4, p5, p6) CTR6(KTR_GEN, d, p1, p2, p3, p4, p5, p6) /* * Trace initialization events, similar to CTR with KTR_INIT, but * completely ifdef'ed out if KTR_INIT isn't in KTR_COMPILE (to * save string space, the compiler doesn't optimize out strings * for the conditional ones above). */ #if (KTR_COMPILE & KTR_INIT) != 0 #define ITR0(d) CTR0(KTR_INIT, d) #define ITR1(d, p1) CTR1(KTR_INIT, d, p1) #define ITR2(d, p1, p2) CTR2(KTR_INIT, d, p1, p2) #define ITR3(d, p1, p2, p3) CTR3(KTR_INIT, d, p1, p2, p3) #define ITR4(d, p1, p2, p3, p4) CTR4(KTR_INIT, d, p1, p2, p3, p4) #define ITR5(d, p1, p2, p3, p4, p5) CTR5(KTR_INIT, d, p1, p2, p3, p4, p5) #define ITR6(d, p1, p2, p3, p4, p5, p6) CTR6(KTR_INIT, d, p1, p2, p3, p4, p5, p6) #else #define ITR0(d) #define ITR1(d, p1) #define ITR2(d, p1, p2) #define ITR3(d, p1, p2, p3) #define ITR4(d, p1, p2, p3, p4) #define ITR5(d, p1, p2, p3, p4, p5) #define ITR6(d, p1, p2, p3, p4, p5, p6) #endif #endif /* !_SYS_KTR_H_ */