1266b4a78SMark Johnston /* 2266b4a78SMark Johnston * CDDL HEADER START 3266b4a78SMark Johnston * 4266b4a78SMark Johnston * The contents of this file are subject to the terms of the 5266b4a78SMark Johnston * Common Development and Distribution License (the "License"). 6266b4a78SMark Johnston * You may not use this file except in compliance with the License. 7266b4a78SMark Johnston * 8266b4a78SMark Johnston * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9266b4a78SMark Johnston * or http://www.opensolaris.org/os/licensing. 10266b4a78SMark Johnston * See the License for the specific language governing permissions 11266b4a78SMark Johnston * and limitations under the License. 12266b4a78SMark Johnston * 13266b4a78SMark Johnston * When distributing Covered Code, include this CDDL HEADER in each 14266b4a78SMark Johnston * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15266b4a78SMark Johnston * If applicable, add the following below this CDDL HEADER, with the 16266b4a78SMark Johnston * fields enclosed by brackets "[]" replaced with your own identifying 17266b4a78SMark Johnston * information: Portions Copyright [yyyy] [name of copyright owner] 18266b4a78SMark Johnston * 19266b4a78SMark Johnston * CDDL HEADER END 20266b4a78SMark Johnston * 21266b4a78SMark Johnston * Portions Copyright 2006-2008 John Birrell jb@freebsd.org 22266b4a78SMark Johnston * 23266b4a78SMark Johnston * $FreeBSD$ 24266b4a78SMark Johnston * 25266b4a78SMark Johnston */ 26266b4a78SMark Johnston 27266b4a78SMark Johnston /* 28266b4a78SMark Johnston * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 29266b4a78SMark Johnston * Use is subject to license terms. 30266b4a78SMark Johnston */ 31266b4a78SMark Johnston 32266b4a78SMark Johnston #ifndef _FBT_H_ 33266b4a78SMark Johnston #define _FBT_H_ 34266b4a78SMark Johnston 35266b4a78SMark Johnston #include "fbt_isa.h" 36266b4a78SMark Johnston 37266b4a78SMark Johnston typedef struct fbt_probe { 38266b4a78SMark Johnston struct fbt_probe *fbtp_hashnext; 39266b4a78SMark Johnston fbt_patchval_t *fbtp_patchpoint; 40266b4a78SMark Johnston int8_t fbtp_rval; 41266b4a78SMark Johnston fbt_patchval_t fbtp_patchval; 42266b4a78SMark Johnston fbt_patchval_t fbtp_savedval; 43266b4a78SMark Johnston uintptr_t fbtp_roffset; 44266b4a78SMark Johnston dtrace_id_t fbtp_id; 45266b4a78SMark Johnston const char *fbtp_name; 46266b4a78SMark Johnston modctl_t *fbtp_ctl; 47266b4a78SMark Johnston int fbtp_loadcnt; 48266b4a78SMark Johnston int fbtp_symindx; 49266b4a78SMark Johnston struct fbt_probe *fbtp_next; 50266b4a78SMark Johnston } fbt_probe_t; 51266b4a78SMark Johnston 52266b4a78SMark Johnston struct linker_file; 53266b4a78SMark Johnston struct linker_symval; 54*6c280659SMark Johnston struct trapframe; 55266b4a78SMark Johnston 56*6c280659SMark Johnston int fbt_invop(uintptr_t, struct trapframe *, uintptr_t); 57266b4a78SMark Johnston void fbt_patch_tracepoint(fbt_probe_t *, fbt_patchval_t); 58266b4a78SMark Johnston int fbt_provide_module_function(struct linker_file *, int, 59266b4a78SMark Johnston struct linker_symval *, void *); 600ff41755SRuslan Bukin int fbt_excluded(const char *name); 61266b4a78SMark Johnston 62266b4a78SMark Johnston extern dtrace_provider_id_t fbt_id; 63266b4a78SMark Johnston extern fbt_probe_t **fbt_probetab; 64266b4a78SMark Johnston extern int fbt_probetab_mask; 65266b4a78SMark Johnston 66266b4a78SMark Johnston #define FBT_ADDR2NDX(addr) ((((uintptr_t)(addr)) >> 4) & fbt_probetab_mask) 67266b4a78SMark Johnston #define FBT_PROBETAB_SIZE 0x8000 /* 32k entries -- 128K total */ 68266b4a78SMark Johnston 69266b4a78SMark Johnston #ifdef MALLOC_DECLARE 70266b4a78SMark Johnston MALLOC_DECLARE(M_FBT); 71266b4a78SMark Johnston #endif 72266b4a78SMark Johnston 73266b4a78SMark Johnston #endif 74