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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. /**
  30.  * @addtogroup kbdgen generic
  31.  * @brief   HelenOS generic uspace keyboard handler.
  32.  * @ingroup  kbd
  33.  * @{
  34.  */
  35. /** @file
  36.  */
  37.  
  38. #include <ipc/ipc.h>
  39. #include <ipc/services.h>
  40. #include <stdio.h>
  41. #include <unistd.h>
  42. #include <stdlib.h>
  43. #include <stdio.h>
  44. #include <ipc/ns.h>
  45. #include <async.h>
  46. #include <errno.h>
  47. #include <libadt/fifo.h>
  48. #include <kbd/kbd.h>
  49.  
  50. #include <kbd.h>
  51. #include <key_buffer.h>
  52. #include <kbd_port.h>
  53. #include <kbd_ctl.h>
  54. #include <layout.h>
  55.  
  56. #define NAME "kbd"
  57.  
  58. int cons_connected = 0;
  59. int phone2cons = -1;
  60. keybuffer_t keybuffer; 
  61.  
  62. void kbd_push_scancode(int scancode)
  63. {
  64.     printf("scancode: 0x%x\n", scancode);
  65.     kbd_ctl_parse_scancode(scancode);
  66. }
  67.  
  68. #include <kbd/keycode.h>
  69. void kbd_push_ev(int type, unsigned int key, unsigned int mods)
  70. {
  71.     kbd_event_t ev;
  72.  
  73.     printf("type: %d\n", type);
  74.     printf("mods: 0x%x\n", mods);
  75.     printf("keycode: %u\n", key);
  76.  
  77.     ev.type = type;
  78.     ev.key = key;
  79.     ev.mods = mods;
  80.  
  81.     ev.c = layout_parse_ev(&ev);
  82.  
  83.     async_msg_4(phone2cons, KBD_EVENT, ev.type, ev.key, ev.mods, ev.c);
  84. }
  85.  
  86. //static void irq_handler(ipc_callid_t iid, ipc_call_t *call)
  87. //{
  88. //  kbd_event_t ev;
  89. //
  90. //  kbd_arch_process(&keybuffer, call);
  91. //
  92. //  if (cons_connected && phone2cons != -1) {
  93. //      /*
  94. //       * One interrupt can produce more than one event so the result
  95. //       * is stored in a FIFO.
  96. //       */
  97. //      while (!keybuffer_empty(&keybuffer)) {
  98. //          if (!keybuffer_pop(&keybuffer, &ev))
  99. //              break;
  100. //
  101. //          async_msg_4(phone2cons, KBD_EVENT, ev.type, ev.key,
  102. //              ev.mods, ev.c);
  103. //      }
  104. //  }
  105. //}
  106.  
  107. static void console_connection(ipc_callid_t iid, ipc_call_t *icall)
  108. {
  109.     ipc_callid_t callid;
  110.     ipc_call_t call;
  111.     int retval;
  112.  
  113.     if (cons_connected) {
  114.         ipc_answer_0(iid, ELIMIT);
  115.         return;
  116.     }
  117.     cons_connected = 1;
  118.     ipc_answer_0(iid, EOK);
  119.  
  120.     while (1) {
  121.         callid = async_get_call(&call);
  122.         switch (IPC_GET_METHOD(call)) {
  123.         case IPC_M_PHONE_HUNGUP:
  124.             cons_connected = 0;
  125.             ipc_hangup(phone2cons);
  126.             phone2cons = -1;
  127.             ipc_answer_0(callid, EOK);
  128.             return;
  129.         case IPC_M_CONNECT_TO_ME:
  130.             if (phone2cons != -1) {
  131.                 retval = ELIMIT;
  132.                 break;
  133.             }
  134.             phone2cons = IPC_GET_ARG5(call);
  135.             retval = 0;
  136.             break;
  137.         default:
  138.             retval = EINVAL;
  139.         }
  140.         ipc_answer_0(callid, retval);
  141.     }  
  142. }
  143.  
  144.  
  145.  
  146. int main(int argc, char **argv)
  147. {
  148.     printf(NAME ": HelenOS Keyboard service\n");
  149.    
  150.     ipcarg_t phonead;
  151.    
  152.     /* Initialize port driver. */
  153.     if (kbd_port_init())
  154.         return -1;
  155.    
  156.     /* Initialize key buffer */
  157.     keybuffer_init(&keybuffer);
  158.    
  159.     async_set_client_connection(console_connection);
  160.  
  161.     /* Register service at nameserver. */
  162.     if (ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, 0, &phonead) != 0)
  163.         return -1;
  164.    
  165.     printf(NAME ": Accepting connections\n");
  166.     async_manager();
  167.  
  168.     /* Not reached. */
  169.     return 0;
  170. }
  171.  
  172. /**
  173.  * @}
  174.  */
  175.