WebSVN – HelenOS – Diff – /branches/dynload/uspace/srv/kbd/ctl/pc.c

 /*
  * Copyright (c) 2009 Jiri Svoboda
  * All rights reserved.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
+ *
  * - Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  * - Redistributions in binary form must reproduce the above copyright
  *   notice, this list of conditions and the following disclaimer in the
  *   documentation and/or other materials provided with the distribution.
  * - The name of the author may not be used to endorse or promote products
  *   derived from this software without specific prior written permission.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 /** @addtogroup kbd_ctl
  * @ingroup kbd
  * @{
  */
 /**
  * @file
  * @brief   PC keyboard controller driver.
  */
 #include <kbd.h>
 #include <kbd/kbd.h>
 #include <kbd/keycode.h>
 #include <kbd_ctl.h>
-static int scanmap_simple[];
-void kbd_ctl_parse_scancode(int scancode)
-{
-    kbd_ev_type_t type;
-    unsigned int key;
+enum dec_state {
-    if (scancode < 0 || scancode >= 0x100)
-        return;
+    ds_s,
-    if (scancode & 0x80) {
-        scancode &= ~0x80;
-        type = KE_RELEASE;
-    } else {
+    ds_e
-        type = KE_PRESS;
-    }
+};
-    key = scanmap_simple[scancode];
-    if (key != 0)
-        kbd_push_ev(type, key, 0);
+static enum dec_state ds = ds_s;
-}
-static int scanmap_simple[128] = {
+static int scanmap_simple[] = {
     [0x29] = KC_BACKTICK,
     [0x02] = KC_1,
     [0x03] = KC_2,
     [0x04] = KC_3,
     [0x05] = KC_4,
     [0x06] = KC_5,
     [0x07] = KC_6,
     [0x08] = KC_7,
     [0x09] = KC_8,
     [0x0a] = KC_9,
     [0x0b] = KC_0,
     [0x0c] = KC_MINUS,
     [0x0d] = KC_EQUALS,
     [0x0e] = KC_BACKSPACE,
     [0x0f] = KC_TAB,
     [0x10] = KC_Q,
     [0x11] = KC_W,
     [0x12] = KC_E,
     [0x13] = KC_R,
     [0x14] = KC_T,
     [0x15] = KC_Y,
     [0x16] = KC_U,
     [0x17] = KC_I,
     [0x18] = KC_O,
     [0x19] = KC_P,
     [0x1a] = KC_LBRACKET,
     [0x1b] = KC_RBRACKET,
     [0x3a] = KC_CAPS_LOCK,
     [0x1e] = KC_A,
     [0x1f] = KC_S,
     [0x20] = KC_D,
     [0x21] = KC_F,
     [0x22] = KC_G,
     [0x23] = KC_H,
     [0x24] = KC_J,
     [0x25] = KC_K,
     [0x26] = KC_L,
     [0x27] = KC_SEMICOLON,
     [0x28] = KC_QUOTE,
     [0x2b] = KC_BACKSLASH,
     [0x2a] = KC_LSHIFT,
     [0x2c] = KC_Z,
     [0x2d] = KC_X,
     [0x2e] = KC_C,
     [0x2f] = KC_V,
     [0x30] = KC_B,
     [0x31] = KC_N,
     [0x32] = KC_M,
     [0x33] = KC_COMMA,
     [0x34] = KC_PERIOD,
     [0x35] = KC_SLASH,
     [0x36] = KC_RSHIFT,
     [0x1d] = KC_LCTRL,
     [0x38] = KC_LALT,
     [0x39] = KC_SPACE,
     [0x01] = KC_ESCAPE,
     [0x3b] = KC_F1,
     [0x3c] = KC_F2,
     [0x3d] = KC_F3,
     [0x3e] = KC_F4,
     [0x3f] = KC_F5,
     [0x40] = KC_F6,
     [0x41] = KC_F7,
     [0x42] = KC_F8,
     [0x43] = KC_F9,
     [0x44] = KC_F10,
     [0x57] = KC_F11,
     [0x58] = KC_F12,
+    [0x46] = KC_SCROLL_LOCK,
-    [0x1c] = KC_ENTER
+    [0x1c] = KC_ENTER,
+    [0x45] = KC_NUM_LOCK,
+    [0x37] = KC_NTIMES,
+    [0x4a] = KC_NMINUS,
+    [0x4e] = KC_NPLUS,
+    [0x47] = KC_N7,
+    [0x48] = KC_N8,
+    [0x49] = KC_N9,
-/*
+    [0x4b] = KC_N4,
-    [0x1] = KC_PRNSCR,
+    [0x4c] = KC_N5,
+    [0x4d] = KC_N6,
+    [0x4f] = KC_N1,
-    [0x1] = KC_SCROLL_LOCK,
+    [0x50] = KC_N2,
-    [0x1] = KC_PAUSE,
+    [0x51] = KC_N3,
-*/
+    [0x52] = KC_N0,
+    [0x53] = KC_NPERIOD
 };
+static int scanmap_e0[] = {
+    [0x38] = KC_RALT,
+    [0x1d] = KC_RSHIFT,
+    [0x37] = KC_PRTSCR,
+    [0x52] = KC_INSERT,
+    [0x47] = KC_HOME,
+    [0x49] = KC_PAGE_UP,
+    [0x53] = KC_DELETE,
+    [0x4f] = KC_END,
+    [0x51] = KC_PAGE_DOWN,
+    [0x48] = KC_UP,
+    [0x4b] = KC_LEFT,
+    [0x50] = KC_DOWN,
+    [0x4d] = KC_RIGHT,
+    [0x35] = KC_NSLASH,
+    [0x1c] = KC_NENTER
+};
+void kbd_ctl_parse_scancode(int scancode)
+{
+    kbd_ev_type_t type;
+    unsigned int key;
+    int *map;
+    size_t map_length;
+    if (scancode == 0xe0) {
+        ds = ds_e;
+        return;
+    }
+    switch (ds) {
+    case ds_s:
+        map = scanmap_simple;
+        map_length = sizeof(scanmap_simple) / sizeof(int);
+        break;
+    case ds_e:
+        map = scanmap_e0;
+        map_length = sizeof(scanmap_e0) / sizeof(int);
+        break;
+    }
+    ds = ds_s;
+    if (scancode & 0x80) {
+        scancode &= ~0x80;
+        type = KE_RELEASE;
+    } else {
+        type = KE_PRESS;
+    }
+    if (scancode < 0 || scancode >= map_length)
+        return;
+    key = map[scancode];
+    if (key != 0)
+        kbd_push_ev(type, key);
+}
 /**
  * @}
  */

Subversion Repositories HelenOS

(root)/branches/dynload/uspace/srv/kbd/ctl/pc.c @ 4346 – Rev 4343 → 4344