uspace/kbd/arch/ia64/src/kbd.c

   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 /** @addtogroup kbdia64 ia64
  30  * @brief       HelenOS ia64 arch dependent parts of uspace keyboard handler.
  31  * @ingroup  kbd
  32  * @{
  33  */
  34 /** @file
  35  */
  36
  37 #include <arch/kbd.h>
  38 #include <ipc/ipc.h>
  39 #include <sysinfo.h>
  40 #include <kbd.h>
  41 #include <keys.h>
  42
  43 #define KEY_F1 0x504f1b
  44 #define KEY_F2 0x514f1b
  45 #define KEY_F3 0x524f1b
  46 #define KEY_F4 0x534f1b
  47 #define KEY_F5 0x7e35315b1b
  48 #define KEY_F6 0x7e37315b1b
  49 #define KEY_F7 0x7e38315b1b
  50 #define KEY_F8 0x7e39315b1b
  51 #define KEY_F9 0x7e30325b1b
  52 #define KEY_F10 0x7e31325b1b
  53 #define KEY_F11 0x7e33325b1b
  54 #define KEY_F12 0x7e34325b1b
  55
  56 #define FUNCTION_KEYS 0x100
  57
  58 irq_cmd_t ski_cmds[1] = {
  59         { CMD_IA64_GETCHAR, 0, 0, 2 }
  60 };
  61
  62 irq_code_t ski_kbd = {
  63         1,
  64         ski_cmds
  65 };
  66
  67 int kbd_arch_init(void)
  68 {
  69         if (sysinfo_value("kbd")) {
  70                 ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"), 0, &ski_kbd);
  71                 return 0;
  72         }
  73         return 1;
  74 }
  75
  76 /*
  77 * Please preserve this code (it can be used to determine scancodes)
  78 *
  79 int to_hex(int v)
  80 {
  81     return "0123456789ABCDEF"[v];
  82 }
  83 */
  84
  85 int kbd_arch_process(keybuffer_t *keybuffer, ipc_call_t *call)
  86 {
  87         static unsigned long long buf = 0;
  88         static int count = 0;
  89         static int esc_count = 0;
  90         int scan_code = IPC_GET_ARG2(*call);
  91
  92         /*
  93          * Please preserve this code (it can be used to determine scancodes)
  94          */
  95         //keybuffer_push(keybuffer, to_hex((scan_code>>4)&0xf));
  96         //keybuffer_push(keybuffer, to_hex(scan_code&0xf));
  97         //keybuffer_push(keybuffer, ' ');
  98         //keybuffer_push(keybuffer, ' ');
  99         //*/
 100
 101         if (scan_code) {
 102                 buf |= (unsigned long long) scan_code<<(8*(count++));
 103         } else {
 104
 105                 if (buf == 0x1b) {
 106                         esc_count++;
 107                         if (esc_count == 3) {
 108                                 __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE);
 109                         }
 110                 } else {
 111                         esc_count = 0;
 112                 }
 113
 114                 if (!(buf & 0xff00)) {
 115                         keybuffer_push(keybuffer, buf);
 116                 } else {
 117                         switch (buf) {
 118                         case KEY_F1:
 119                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 1);
 120                                 break;
 121                         case KEY_F2:
 122                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 2);
 123                                 break;
 124                         case KEY_F3:
 125                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 3);
 126                                 break;
 127                         case KEY_F4:
 128                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 4);
 129                                 break;
 130                         case KEY_F5:
 131                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 5);
 132                                 break;
 133                         case KEY_F6:
 134                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 6);
 135                                 break;
 136                         case KEY_F7:
 137                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 7);
 138                                 break;
 139                         case KEY_F8:
 140                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 8);
 141                                 break;
 142                         case KEY_F9:
 143                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 9);
 144                                 break;
 145                         case KEY_F10:
 146                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 10);
 147                                 break;
 148                         case KEY_F11:
 149                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 11);
 150                                 break;
 151                         case KEY_F12:
 152                                 keybuffer_push(keybuffer, FUNCTION_KEYS | 12);
 153                                 break;
 154                         }
 155                 }
 156                 buf = count = 0;
 157         }
 158
 159         return  1;
 160 }
 161
 162 /**
 163  * @}
 164  */