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  1. /*
  2.  * Copyright (C) 2005 Martin Decky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  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.  
  29.  /** @addtogroup ppc32 
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef __ppc32_CONTEXT_H__
  36. #define __ppc32_CONTEXT_H__
  37.  
  38. #ifndef __ppc32_TYPES_H__
  39. # include <arch/types.h>
  40. #endif
  41.  
  42. #define SP_DELTA    16
  43.  
  44. struct context {
  45.     uintptr_t sp;
  46.     uintptr_t pc;
  47.    
  48.     uint32_t r2;
  49.     uint32_t r13;
  50.     uint32_t r14;
  51.     uint32_t r15;
  52.     uint32_t r16;
  53.     uint32_t r17;
  54.     uint32_t r18;
  55.     uint32_t r19;
  56.     uint32_t r20;
  57.     uint32_t r21;
  58.     uint32_t r22;
  59.     uint32_t r23;
  60.     uint32_t r24;
  61.     uint32_t r25;
  62.     uint32_t r26;
  63.     uint32_t r27;
  64.     uint32_t r28;
  65.     uint32_t r29;
  66.     uint32_t r30;
  67.     uint32_t r31;
  68.    
  69.     uint32_t cr;
  70.    
  71.     ipl_t ipl;
  72. } __attribute__ ((packed));
  73.  
  74. #endif
  75.  
  76.  /** @}
  77.  */
  78.  
  79.