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  1. /*
  2.  * Copyright (C) 2006 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 sparc64
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef KERN_sparc64_I8042_H_
  36. #define KERN_sparc64_I8042_H_
  37.  
  38. #include <arch/types.h>
  39.  
  40. #define KBD_PHYS_ADDRESS    0x1fff8904000ULL
  41.  
  42. #define STATUS_REG  4
  43. #define COMMAND_REG 4
  44. #define DATA_REG    6
  45.  
  46. #define LAST_REG    DATA_REG
  47.  
  48. extern volatile uint8_t *kbd_virt_address;
  49.  
  50. static inline void i8042_data_write(uint8_t data)
  51. {
  52.     kbd_virt_address[DATA_REG] = data;
  53. }
  54.  
  55. static inline uint8_t i8042_data_read(void)
  56. {
  57.     return kbd_virt_address[DATA_REG];
  58. }
  59.  
  60. static inline uint8_t i8042_status_read(void)
  61. {
  62.     return kbd_virt_address[STATUS_REG];
  63. }
  64.  
  65. static inline void i8042_command_write(uint8_t command)
  66. {
  67.     kbd_virt_address[COMMAND_REG] = command;
  68. }
  69.  
  70. extern void kbd_init(void);
  71.  
  72. #endif
  73.  
  74. /** @}
  75.  */
  76.