Subversion Repositories HelenOS

Rev

Rev 2356 | Go to most recent revision | Blame | Last modification | View Log | Download | RSS feed

  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. /** @addtogroup arm32
  30.  * @{
  31.  */
  32. /** @file
  33.  *  @brief Declarations of machine specific functions.
  34.  */
  35.  
  36. #ifndef KERN_arm32_MACHINE_H_
  37. #define KERN_arm32_MACHINE_H_
  38.  
  39. #include <console/console.h>
  40. #include <arch/types.h>
  41. #include <arch/exception.h>
  42.  
  43.  
  44. /** Initializes console.
  45.  *
  46.  * @param devno Console device number.
  47.  */
  48. extern void machine_console_init(devno_t devno);
  49.  
  50. /** Acquire console back for kernel. */
  51. extern void machine_grab_console(void);
  52.  
  53. /** Return console to userspace. */
  54. extern void machine_release_console(void);
  55.  
  56. /** Maps HW devices to the kernel address space using #hw_map. */
  57. extern void machine_hw_map_init(void);
  58.  
  59. /** Starts timer. */
  60. extern void machine_timer_irq_start(void);
  61.  
  62. /** Halts CPU. */
  63. extern void machine_cpu_halt(void);
  64.  
  65.  
  66. /** Returns size of available memory.
  67.  *
  68.  *  @return Size of available memory.
  69.  */
  70. extern size_t machine_get_memory_size(void);
  71.  
  72.  
  73. /** Prints a character.
  74.  *
  75.  *  @param ch Character to be printed.
  76.  */
  77. extern void machine_debug_putc(char ch);
  78.  
  79.  
  80. /** Interrupt exception handler.
  81.  *
  82.  * @param exc_no Interrupt exception number.
  83.  * @param istate Saved processor state.
  84.  */
  85. extern void machine_irq_exception(int exc_no, istate_t *istate);
  86.  
  87.  
  88. extern uintptr_t machine_get_fb_address(void);
  89.  
  90. #endif
  91.  
  92. /** @}
  93.  */
  94.