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Keyboard: Support the escape key.

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This commit is contained in:
Andreas Kling 2019-01-23 08:30:48 +01:00
parent 7a7fc37ca1
commit 84c4110a50
Notes: sideshowbarker 2024-07-19 15:58:10 +09:00
1 changed files with 9 additions and 4 deletions
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13
Kernel/Keyboard.cpp
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@ -6,6 +6,8 @@
#include "VirtualConsole.h"
#include <AK/Assertions.h>
//#define KEYBOARD_DEBUG
#define IRQ_KEYBOARD 1
#define I8042_BUFFER 0x60
#define I8042_STATUS 0x64
@ -15,7 +17,7 @@
static char map[0x80] =
{
0, 0, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08, 0,
0, '\033', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 0x08, 0,
'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n', 0,
'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0, '\\',
'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
@ -24,7 +26,7 @@ static char map[0x80] =
static char shift_map[0x80] =
{
0, 0, '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+', 0, 0,
0, '\033', '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+', 0, 0,
'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n', 0,
'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"', '~', 0, '|',
'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',
@ -33,7 +35,7 @@ static char shift_map[0x80] =
static KeyCode unshifted_key_map[0x80] =
{
Key_Invalid, Key_Invalid,
Key_Invalid, Key_Escape,
Key_1, Key_2, Key_3, Key_4, Key_5, Key_6, Key_7, Key_8, Key_9, Key_0, Key_Minus, Key_Equal, Key_Backspace,
Key_Invalid, //15
Key_Q, Key_W, Key_E, Key_R, Key_T, Key_Y, Key_U, Key_I, Key_O, Key_P, Key_LeftBracket, Key_RightBracket,
@ -50,7 +52,7 @@ static KeyCode unshifted_key_map[0x80] =
static KeyCode shifted_key_map[0x100] =
{
Key_Invalid, Key_Invalid,
Key_Invalid, Key_Escape,
Key_ExclamationPoint, Key_AtSign, Key_Hashtag, Key_Dollar, Key_Percent, Key_Circumflex, Key_Ampersand, Key_Asterisk, Key_LeftParen, Key_RightParen, Key_Underscore, Key_Plus, Key_Backspace,
Key_Invalid,
Key_Q, Key_W, Key_E, Key_R, Key_T, Key_Y, Key_U, Key_I, Key_O, Key_P, Key_LeftBrace, Key_RightBrace,
@ -86,6 +88,9 @@ void Keyboard::handle_irq()
byte ch = raw & 0x7f;
bool pressed = !(raw & 0x80);
#ifdef KEYBOARD_DEBUG
dbgprintf("Keyboard::handle_irq: %b %s\n", ch, pressed ? "down" : "up");
#endif
switch (ch) {
case 0x38: update_modifier(Mod_Alt, pressed); break;
case 0x1d: update_modifier(Mod_Ctrl, pressed); break;