sys/arch/arm/include/ptrace.h

   1 /*      $NetBSD: ptrace.h,v 1.8 2015/09/25 16:05:17 christos Exp $      */
   2
   3 /*
   4  * Copyright (c) 1995 Frank Lancaster
   5  * Copyright (c) 1995 Tools GmbH
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  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  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by TooLs GmbH.
  19  * 4. The name of the author may not be used to endorse or promote products
  20  *    derived from this software without specific prior written permission
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
  23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * arm-dependent ptrace definitions
  36  */
  37 #ifndef _KERNEL
  38 #define PT_STEP         (PT_FIRSTMACH + 0) /* Not implemented */
  39 #endif
  40 #define PT_GETREGS      (PT_FIRSTMACH + 1)
  41 #define PT_SETREGS      (PT_FIRSTMACH + 2)
  42 /* 3 and 4 are for FPE registers */
  43 #define PT_GETFPREGS    (PT_FIRSTMACH + 5)
  44 #define PT_SETFPREGS    (PT_FIRSTMACH + 6)
  45
  46 #define PT_MACHDEP_STRINGS \
  47         "(unused)", \
  48         "PT_GETREGS", \
  49         "PT_SETREGS", \
  50         "old PT_GETFPREGS", \
  51         "old PT_SETFPREGS", \
  52         "PT_GETFPREGS", \
  53         "PT_SETFPREGS",
  54
  55 #include <machine/reg.h>
  56 #define PTRACE_REG_PC(r)        (r)->r_pc
  57 #define PTRACE_REG_SET_PC(r, v) (r)->r_pc = (v)
  58 #define PTRACE_REG_SP(r)        (r)->r_sp
  59 #define PTRACE_REG_INTRV(r)     (r)->r[0]
  60
  61 #define PTRACE_BREAKPOINT       ((const uint8_t[]) { 0xe7, 0xff, 0xff, 0xff })
  62 #define PTRACE_BREAKPOINT_SIZE  4