0,0 → 1,262 |
/* |
* Copyright (c) 2009 Vineeth Pillai |
* 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 PL050 keyboard controller driver. |
*/ |
|
#include <kbd.h> |
#include <io/console.h> |
#include <io/keycode.h> |
#include <kbd_ctl.h> |
#include <gsp.h> |
#include <stdio.h> |
|
#define PL050_CAPS_SCAN_CODE 0x58 |
#define PL050_NUM_SCAN_CODE 0x77 |
#define PL050_SCROLL_SCAN_CODE 0x7E |
|
static bool is_lock_key(int); |
enum dec_state { |
ds_s, |
ds_e |
}; |
|
static enum dec_state ds; |
|
static int scanmap_simple[] = { |
|
[0x0e] = KC_BACKTICK, |
|
[0x16] = KC_1, |
[0x1e] = KC_2, |
[0x26] = KC_3, |
[0x25] = KC_4, |
[0x2e] = KC_5, |
[0x36] = KC_6, |
[0x3d] = KC_7, |
[0x3e] = KC_8, |
[0x46] = KC_9, |
[0x45] = KC_0, |
|
[0x4e] = KC_MINUS, |
[0x55] = KC_EQUALS, |
[0x66] = KC_BACKSPACE, |
|
[0x0d] = KC_TAB, |
|
[0x15] = KC_Q, |
[0x1d] = KC_W, |
[0x24] = KC_E, |
[0x2d] = KC_R, |
[0x2c] = KC_T, |
[0x35] = KC_Y, |
[0x3c] = KC_U, |
[0x43] = KC_I, |
[0x44] = KC_O, |
[0x4d] = KC_P, |
|
[0x54] = KC_LBRACKET, |
[0x5b] = KC_RBRACKET, |
|
[0x58] = KC_CAPS_LOCK, |
|
[0x1c] = KC_A, |
[0x1b] = KC_S, |
[0x23] = KC_D, |
[0x2b] = KC_F, |
[0x34] = KC_G, |
[0x33] = KC_H, |
[0x3b] = KC_J, |
[0x42] = KC_K, |
[0x4b] = KC_L, |
|
[0x4c] = KC_SEMICOLON, |
[0x52] = KC_QUOTE, |
[0x5d] = KC_BACKSLASH, |
|
[0x12] = KC_LSHIFT, |
|
[0x1a] = KC_Z, |
[0x22] = KC_X, |
[0x21] = KC_C, |
[0x2a] = KC_V, |
[0x32] = KC_B, |
[0x31] = KC_N, |
[0x3a] = KC_M, |
|
[0x41] = KC_COMMA, |
[0x49] = KC_PERIOD, |
[0x4a] = KC_SLASH, |
|
[0x59] = KC_RSHIFT, |
|
[0x14] = KC_LCTRL, |
[0x11] = KC_LALT, |
[0x29] = KC_SPACE, |
|
[0x76] = KC_ESCAPE, |
|
[0x05] = KC_F1, |
[0x06] = KC_F2, |
[0x04] = KC_F3, |
[0x0c] = KC_F4, |
[0x03] = KC_F5, |
[0x0b] = KC_F6, |
[0x02] = KC_F7, |
|
[0x0a] = KC_F8, |
[0x01] = KC_F9, |
[0x09] = KC_F10, |
|
[0x78] = KC_F11, |
[0x07] = KC_F12, |
|
[0x60] = KC_SCROLL_LOCK, |
|
[0x5a] = KC_ENTER, |
|
[0x77] = KC_NUM_LOCK, |
[0x7c] = KC_NTIMES, |
[0x7b] = KC_NMINUS, |
[0x79] = KC_NPLUS, |
[0x6c] = KC_N7, |
[0x75] = KC_N8, |
[0x7d] = KC_N9, |
[0x6b] = KC_N4, |
[0x73] = KC_N5, |
[0x74] = KC_N6, |
[0x69] = KC_N1, |
[0x72] = KC_N2, |
[0x7a] = KC_N3, |
[0x70] = KC_N0, |
[0x71] = KC_NPERIOD |
}; |
|
static int scanmap_e0[] = { |
[0x65] = KC_RALT, |
[0x59] = KC_RSHIFT, |
|
[0x64] = KC_PRTSCR, |
|
[0x70] = KC_INSERT, |
[0x6c] = KC_HOME, |
[0x7d] = KC_PAGE_UP, |
|
[0x71] = KC_DELETE, |
[0x69] = KC_END, |
[0x7a] = KC_PAGE_DOWN, |
|
[0x75] = KC_UP, |
[0x6b] = KC_LEFT, |
[0x72] = KC_DOWN, |
[0x74] = KC_RIGHT, |
|
[0x4a] = KC_NSLASH, |
[0x5a] = KC_NENTER |
}; |
|
int kbd_ctl_init(void) |
{ |
ds = ds_s; |
return 0; |
} |
|
void kbd_ctl_parse_scancode(int scancode) |
{ |
static int key_release_flag = 0; |
static int is_locked = 0; |
console_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; |
default: |
map = NULL; |
map_length = 0; |
} |
|
ds = ds_s; |
if (scancode == 0xf0) { |
key_release_flag = 1; |
return; |
} else { |
if (key_release_flag) { |
type = KEY_RELEASE; |
key_release_flag = 0; |
if (is_lock_key(scancode)) { |
if (!is_locked) { |
is_locked = 1; |
} else { |
is_locked = 0; |
return; |
} |
} |
} else { |
if (is_lock_key(scancode) && is_locked) |
return; |
type = KEY_PRESS; |
} |
} |
|
if (scancode < 0) |
return; |
|
key = map[scancode]; |
if (key != 0) |
kbd_push_ev(type, key); |
} |
|
static bool is_lock_key(int sc) |
{ |
return ((sc == PL050_CAPS_SCAN_CODE) || (sc == PL050_NUM_SCAN_CODE) || |
(sc == PL050_SCROLL_SCAN_CODE)); |
} |
|
/** |
* @} |
*/ |