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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 <arch/mm/page.h>
  40.  
  41. #define STACK_SIZE  PAGE_SIZE
  42.  
  43. #define CONFIG_INIT_TASKS        32
  44. #define CONFIG_TASK_NAME_BUFLEN  32
  45.  
  46. typedef struct {
  47.     uintptr_t addr;
  48.     size_t size;
  49.     char name[CONFIG_TASK_NAME_BUFLEN];
  50. } init_task_t;
  51.  
  52. typedef struct {
  53.     count_t cnt;
  54.     init_task_t tasks[CONFIG_INIT_TASKS];
  55. } init_t;
  56.  
  57. /** Boot allocations.
  58.  *
  59.  * Allocatations made by the boot that are meant to be used by the kernel
  60.  * are all recorded in the ballocs_t type.
  61.  */
  62. typedef struct {
  63.     uintptr_t base;
  64.     size_t size;
  65. } ballocs_t;
  66.  
  67. typedef struct {
  68.     count_t cpu_count;            /**< Number of processors detected. */
  69.     volatile count_t cpu_active;  /**< Number of processors that are up and running. */
  70.    
  71.     uintptr_t base;
  72.     size_t kernel_size;           /**< Size of memory in bytes taken by kernel and stack */
  73.    
  74.     uintptr_t stack_base;         /**< Base adddress of initial stack */
  75.     size_t stack_size;            /**< Size of initial stack */
  76. } config_t;
  77.  
  78. extern config_t config;
  79. extern init_t init;
  80. extern ballocs_t ballocs;
  81.  
  82. #endif
  83.  
  84. /** @}
  85.  */
  86.