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  1. /*
  2.  * Copyright (c) 2005 Jakub Jermar
  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 genericproc
  30.  * @{
  31.  */
  32.  
  33. /**
  34.  * @file
  35.  * @brief   THE structure functions.
  36.  *
  37.  * This file contains functions to manage the THE structure.
  38.  * The THE structure exists at the base address of every kernel
  39.  * stack and carries information about current settings
  40.  * (e.g. current CPU, current thread, task and address space
  41.  * and current preemption counter).
  42.  */
  43.  
  44. #include <arch.h>
  45. #include <typedefs.h>
  46.  
  47.  
  48. /** Initialize THE structure
  49.  *
  50.  * Initialize THE structure passed as argument.
  51.  *
  52.  * @param the THE structure to be initialized.
  53.  */
  54. void the_initialize(the_t *the)
  55. {
  56.     the->preemption_disabled = 0;
  57.     the->cpu = NULL;
  58.     the->thread = NULL;
  59.     the->task = NULL;
  60.     the->as = NULL;
  61. }
  62.  
  63. /** Copy THE structure
  64.  *
  65.  * Copy the source THE structure to the destination THE structure.
  66.  *
  67.  * @param src The source THE structure.
  68.  * @param dst The destination THE structure.
  69.  */
  70. void the_copy(the_t *src, the_t *dst)
  71. {
  72.     *dst = *src;
  73. }
  74.  
  75. /** @}
  76.  */
  77.