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  1. /*
  2.  * Copyright (C) 2006 Josef Cejka
  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. #include <arch/kbd.h>
  30. #include <ipc/ipc.h>
  31. #include <sysinfo.h>
  32.  
  33. #define KEY_F1 0x504f1b
  34. #define KEY_F2 0x514f1b
  35. #define KEY_F3 0x524f1b
  36. #define KEY_F4 0x534f1b
  37. #define KEY_F5 0x7e35315b1b
  38. #define KEY_F6 0x7e37315b1b
  39. #define KEY_F7 0x7e38315b1b
  40. #define KEY_F8 0x7e39315b1b
  41. #define KEY_F9 0x7e30325b1b
  42. #define KEY_F10 0x7e31325b1b
  43. #define KEY_F11 0x7e33325b1b
  44. #define KEY_F12 0x7e34325b1b
  45.  
  46.  
  47. #define FUNCTION_KEYS 0x100
  48.  
  49. irq_cmd_t ski_cmds[1] = {
  50.     { CMD_IA64_GETCHAR, 0, 0 }
  51. };
  52.  
  53. irq_code_t ski_kbd = {
  54.     1,
  55.     ski_cmds
  56. };
  57.  
  58. int kbd_arch_init(void)
  59. {
  60.     if(sysinfo_value("kbd")) {
  61.         ipc_register_irq(sysinfo_value("kbd.irq"), &ski_kbd);
  62.         return 1;
  63.     }  
  64.    
  65. }
  66.  
  67. /*
  68. * Please preserve this code (it can be used to determine scancodes)
  69. *
  70. int to_hex(int v)
  71. {
  72.     return "0123456789ABCDEF"[v];
  73. }
  74. */
  75.  
  76. int kbd_arch_process(keybuffer_t *keybuffer, int scan_code)
  77. {
  78.     static unsigned long long buf=0;
  79.     static int count=0;
  80.     static int esc_count=0;
  81.  
  82.  
  83.     /*
  84.     * Please preserve this code (it can be used to determine scancodes)
  85.     */
  86.     //keybuffer_push(keybuffer, to_hex((scan_code>>4)&0xf));
  87.     //keybuffer_push(keybuffer, to_hex(scan_code&0xf));
  88.     //keybuffer_push(keybuffer, ' ');
  89.     //keybuffer_push(keybuffer, ' ');
  90.     //*/
  91.    
  92.    
  93.     if (scan_code){
  94.         buf|=(unsigned long long) scan_code<<(8*(count++));
  95.     } else {
  96.        
  97.  
  98.         if ( buf == 0x1b ) {
  99.             esc_count++;
  100.             if ( esc_count == 3 ) {
  101.             __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
  102.             }  
  103.         } else {
  104.             esc_count=0;
  105.         }
  106.    
  107.         if ( ! ( buf & 0xff00 ))
  108.             keybuffer_push(keybuffer, buf);
  109.         else {
  110.             switch (buf){
  111.                 case KEY_F1:
  112.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 1 );
  113.                     break;
  114.                 case KEY_F2:
  115.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 2 );
  116.                     break;
  117.                 case KEY_F3:
  118.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 3 );
  119.                     break;
  120.                 case KEY_F4:
  121.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 4 );
  122.                     break;
  123.                 case KEY_F5:
  124.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 5 );
  125.                     break;
  126.                 case KEY_F6:
  127.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 6 );
  128.                     break;
  129.                 case KEY_F7:
  130.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 7 );
  131.                     break;
  132.                 case KEY_F8:
  133.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 8 );
  134.                     break;
  135.  
  136.                 case KEY_F9:
  137.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 9 );
  138.                     break;
  139.                 case KEY_F10:
  140.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 10 );
  141.                     break;
  142.  
  143.                 case KEY_F11:
  144.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 11 );
  145.                     break;
  146.                 case KEY_F12:
  147.                     keybuffer_push(keybuffer,FUNCTION_KEYS | 12 );
  148.                     break;
  149.  
  150.  
  151.             }
  152.         }
  153.         buf=count=0;
  154.     }
  155.  
  156.     return  1;
  157. }
  158.