The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/include/kdb.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2004 Marcel Moolenaar
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  *
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  *      from: src/sys/alpha/include/kdb.h,v 1.2 2005/01/05 20:05:50 imp
   29  * $FreeBSD$
   30  */
   31 
   32 #ifndef _MACHINE_KDB_H_
   33 #define _MACHINE_KDB_H_
   34 
   35 #include <machine/frame.h>
   36 
   37 #define KDB_STOPPEDPCB(pc)      &stoppcbs[pc->pc_cpuid]
   38 
   39 static __inline void
   40 kdb_cpu_clear_singlestep(void)
   41 {
   42 }
   43 
   44 static __inline void
   45 kdb_cpu_set_singlestep(void)
   46 {
   47 }
   48 
   49 static __inline void
   50 kdb_cpu_trap(int vector, int _)
   51 {
   52 }
   53 
   54 static __inline void
   55 kdb_cpu_sync_icache(unsigned char *addr, size_t size)
   56 {
   57 }
   58 
   59 static __inline int
   60 kdb_cpu_set_watchpoint(vm_offset_t addr, vm_size_t size, int access)
   61 {
   62 
   63         return (ENXIO);
   64 }
   65 
   66 static __inline int
   67 kdb_cpu_clr_watchpoint(vm_offset_t addr, vm_size_t size)
   68 {
   69 
   70         return (0);
   71 }
   72 
   73 #endif /* _MACHINE_KDB_H_ */

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