FreeBSD/Linux Kernel Cross Reference
sys/arm64/include/kdb.h

     /*-
      * Copyright (c) 2014 Andrew Turner
      * Copyright (c) 2015 The FreeBSD Foundation
      * All rights reserved.
      *
      * This software was developed by Semihalf under
      * sponsorship from the FreeBSD Foundation.
      *
      * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
     *
     * $FreeBSD$
     */
    
    #ifndef _MACHINE_KDB_H_
    #define _MACHINE_KDB_H_
    
    #include <machine/cpufunc.h>
    
    #define KDB_STOPPEDPCB(pc)      &stoppcbs[pc->pc_cpuid]
    
    void kdb_cpu_clear_singlestep(void);
    void kdb_cpu_set_singlestep(void);
    int kdb_cpu_set_watchpoint(vm_offset_t addr, size_t size, int access);
    int kdb_cpu_clr_watchpoint(vm_offset_t addr, size_t size);
    
    static __inline void
    kdb_cpu_sync_icache(unsigned char *addr, size_t size)
    {
    
            cpu_icache_sync_range((vm_offset_t)addr, size);
    }
    
    static __inline void
    kdb_cpu_trap(int type, int code)
    {
    }
    
    #endif /* _MACHINE_KDB_H_ */

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