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  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 __ppc32_BOOT_H__
  30. #define __ppc32_BOOT_H__
  31.  
  32. #define BOOT_OFFSET     0x4000
  33.  
  34. /* Temporary stack size for boot process */
  35. #define TEMP_STACK_SIZE 0x100
  36.  
  37. #define MEMMAP_MAX_RECORDS 32
  38.  
  39. #ifndef __ASM__
  40.  
  41. #include <arch/types.h>
  42.  
  43. typedef struct {
  44.     __address start;
  45.     __u32 size;
  46. } memzone_t;
  47.  
  48. typedef struct {
  49.     __u32 total;
  50.     __u32 count;
  51.     memzone_t zones[MEMMAP_MAX_RECORDS];
  52. } memmap_t;
  53.  
  54. typedef struct {
  55.     unsigned int addr;
  56.     unsigned int width;
  57.     unsigned int height;
  58.     unsigned int bpp;
  59.     unsigned int scanline;
  60. } screen_t;
  61.  
  62. typedef struct {
  63.     memmap_t memmap;
  64.     screen_t screen;
  65. } bootinfo_t;
  66.  
  67. extern bootinfo_t bootinfo;
  68.  
  69. #endif
  70.  
  71. #endif
  72.