kernel/arch/ppc32/include/context.h

   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 KERN_ppc32_CONTEXT_H_
  36 #define KERN_ppc32_CONTEXT_H_
  37
  38 #include <arch/types.h>
  39
  40 #define SP_DELTA        16
  41
  42 struct context {
  43         uintptr_t sp;
  44         uintptr_t pc;
  45
  46         uint32_t r2;
  47         uint32_t r13;
  48         uint32_t r14;
  49         uint32_t r15;
  50         uint32_t r16;
  51         uint32_t r17;
  52         uint32_t r18;
  53         uint32_t r19;
  54         uint32_t r20;
  55         uint32_t r21;
  56         uint32_t r22;
  57         uint32_t r23;
  58         uint32_t r24;
  59         uint32_t r25;
  60         uint32_t r26;
  61         uint32_t r27;
  62         uint32_t r28;
  63         uint32_t r29;
  64         uint32_t r30;
  65         uint32_t r31;
  66
  67         uint32_t cr;
  68
  69         ipl_t ipl;
  70 } __attribute__ ((packed));
  71
  72 #endif
  73
  74 /** @}
  75  */