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  1. /*
  2.  * Copyright (c) 2001-2004 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 generic
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef KERN_CONFIG_H_
  36. #define KERN_CONFIG_H_
  37.  
  38. #include <arch/types.h>
  39. #include <typedefs.h>
  40. #include <arch/mm/page.h>
  41.  
  42. #define STACK_SIZE      PAGE_SIZE
  43.  
  44. #define CONFIG_MEMORY_SIZE  (8 * 1024 * 1024)
  45.  
  46. #define CONFIG_INIT_TASKS   32
  47.  
  48. typedef struct {
  49.     uintptr_t addr;
  50.     size_t size;
  51. } init_task_t;
  52.  
  53. typedef struct {
  54.     count_t cnt;
  55.     init_task_t tasks[CONFIG_INIT_TASKS];
  56. } init_t;
  57.  
  58. /** Boot allocations.
  59.  *
  60.  * Allocatations made by the boot that are meant to be used by the kernel
  61.  * are all recorded in the ballocs_t type.
  62.  */
  63. typedef struct {
  64.     uintptr_t base;
  65.     size_t size;
  66. } ballocs_t;
  67.  
  68. typedef struct {
  69.     count_t cpu_count;      /**< Number of processors detected. */
  70.     volatile count_t cpu_active;    /**< Number of processors that are up and running. */
  71.  
  72.     uintptr_t base;
  73.     size_t memory_size;     /**< Size of detected memory in bytes. */
  74.     size_t kernel_size;     /**< Size of memory in bytes taken by kernel and stack */
  75.    
  76.     uintptr_t stack_base;       /**< Base adddress of initial stack */
  77.     size_t stack_size;      /**< Size of initial stack */
  78. } config_t;
  79.  
  80. extern config_t config;
  81. extern init_t init;
  82. extern ballocs_t ballocs;
  83.  
  84. #endif
  85.  
  86. /** @}
  87.  */
  88.