arch/ppc64/loader/asm.h

   1 /*
   2  * Copyright (C) 2006 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 #ifndef __ASM_H__
  30 #define __ASM_H__
  31
  32 #define PAGE_SIZE 4096
  33 #define PAGE_WIDTH 12
  34
  35 #define TRANS_SIZE 1024
  36 #define TRANS_ITEM_SIZE 8
  37
  38 #define KERNEL_START_ADDR 0x80004000
  39
  40 #ifndef __ASM__
  41
  42 #define memcpy(dst, src, cnt)  __builtin_memcpy((dst), (src), (cnt))
  43
  44 extern void *trans[TRANS_SIZE];
  45
  46 extern void halt();
  47 extern void jump_to_kernel(void *bootinfo, unsigned long bootinfo_size, void *trans, unsigned long kernel_size, void *real_mode) __attribute__((noreturn));
  48 extern void real_mode();
  49
  50 #endif
  51
  52 #endif