1 /* 2 * Copyright (c) 2016 Apple Computer, 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 #ifndef KPERF_KDEBUG_TRIGGER_H 30 #define KPERF_KDEBUG_TRIGGER_H 31 32 #include <mach/boolean.h> 33 #include <stdint.h> 34 35 #define KPERF_KDEBUG_DEBUGIDS_MAX (32) 36 37 struct kperf_kdebug_filter; 38 39 #define KPERF_KDEBUG_FILTER_SIZE(N_DEBUGIDS) ((2 * sizeof(uint64_t)) + ((N_DEBUGIDS) * sizeof(uint32_t))) 40 /* UNSAFE */ 41 #define KPERF_KDEBUG_N_DEBUGIDS(FILTER_SIZE) \ 42 (((FILTER_SIZE) <= (2 * sizeof(uint64_t))) ? 0 : \ 43 (((FILTER_SIZE) - (2 * sizeof(uint64_t))) / sizeof(uint32_t))) 44 45 void kperf_kdebug_setup(void); 46 void kperf_kdebug_reset(void); 47 48 boolean_t kperf_kdebug_should_trigger(uint32_t debugid); 49 50 int kperf_kdebug_set_action(int action_id); 51 int kperf_kdebug_get_action(void); 52 53 int kperf_kdebug_set_n_debugids(uint32_t n_debugids_in); 54 int kperf_kdebug_set_filter(user_addr_t user_filter, uint32_t user_size); 55 uint32_t kperf_kdebug_get_filter(struct kperf_kdebug_filter **filter); 56 57 #endif /* !defined(KPERF_KDEBUG_TRIGGER_H) */ 58