kdb.h (2048B) - Raw
1 /*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2015 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Semihalf under 7 * sponsorship from the FreeBSD Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 #ifndef _MACHINE_KDB_H_ 32 #define _MACHINE_KDB_H_ 33 34 #include <machine/cpufunc.h> 35 36 #define KDB_STOPPEDPCB(pc) &stoppcbs[pc->pc_cpuid] 37 38 void kdb_cpu_clear_singlestep(void); 39 void kdb_cpu_set_singlestep(void); 40 int kdb_cpu_set_watchpoint(vm_offset_t addr, size_t size, int access); 41 int kdb_cpu_clr_watchpoint(vm_offset_t addr, size_t size); 42 43 static __inline void 44 kdb_cpu_sync_icache(unsigned char *addr, size_t size) 45 { 46 47 cpu_icache_sync_range((vm_offset_t)addr, size); 48 } 49 50 static __inline void 51 kdb_cpu_trap(int type, int code) 52 { 53 } 54 55 #endif /* _MACHINE_KDB_H_ */