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  1. /*
  2.  * Copyright (c) 2007 Michal Kebrt
  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.  
  30. /** @addtogroup arm32boot
  31.  * @{
  32.  */
  33. /** @file
  34.  *  @brief Functions implemented in assembly.
  35.  */
  36.  
  37.  
  38. #ifndef BOOT_arm32_ASM_H
  39. #define BOOT_arm32_ASM_H
  40.  
  41.  
  42. /** Copies cnt bytes from dst to src.
  43.  *
  44.  * @param dst Destination address.
  45.  * @param src Source address.
  46.  * @param cnt Count of bytes to be copied.
  47.  */
  48. #define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
  49.  
  50.  
  51. /** Jumps to the kernel entry point.
  52.  *
  53.  * @param entry          Kernel entry point address.
  54.  * @param bootinfo       Structure holding information about loaded tasks.
  55.  * @param bootinfo_size  Size of the bootinfo structure.
  56.  */
  57. void jump_to_kernel(void *entry, void *bootinfo, unsigned int bootinfo_size) __attribute__((noreturn));
  58.  
  59.  
  60. #endif
  61.  
  62.  
  63. /** @}
  64.  */
  65.  
  66.