diff --git a/include/kernel/ascii.h b/include/kernel/ascii.h
new file mode 100644
index 0000000..0e221d0
--- /dev/null
+++ b/include/kernel/ascii.h
@@ -0,0 +1,170 @@
+#ifndef _ASCII_H
+#define _ASCII_H
+
+#define ASCII_NUL	0
+#define ASCII_SOH	1
+#define ASCII_STX	2
+#define ASCII_ETX	3
+#define ASCII_EOT	4
+#define ASCII_ENQ	5
+#define ASCII_ACK	6
+#define ASCII_BEL	7
+#define ASCII_BS	8
+#define ASCII_HT	9
+#define ASCII_LF	10
+#define ASCII_VT	11
+#define ASCII_FF	12
+#define ASCII_CR	13
+#define ASCII_SO	14
+#define ASCII_SI	15
+#define ASCII_DLE	16
+#define ASCII_DC1	17
+#define ASCII_DC2	18
+#define ASCII_DC3	19
+#define ASCII_DC4	20
+#define ASCII_NAK	21
+#define ASCII_SYN	22
+#define ASCII_ETB	23
+#define ASCII_CAN	24
+#define ASCII_EM	25
+#define ASCII_SUB	26
+#define ASCII_ESC	27
+#define ASCII_FS	28
+#define ASCII_GS	29
+#define ASCII_RS	30
+#define ASCII_US	31
+#define ASCII_SP	32
+#define ASCII_BANG	33
+#define ASCII_DQUOTE	34
+#define ASCII_HASH	35
+#define ASCII_DOLLAR	36
+#define ASCII_PERCENT	37
+#define ASCII_AND	38
+#define ASCII_SQUOTE	39
+#define ASCII_LPAREN	40
+#define ASCII_RPAREN	41
+#define ASCII_STAR	42
+#define ASCII_PLUS	43
+#define ASCII_COMMA	44
+#define ASCII_MINUS	45
+#define ASCII_DOT	46
+#define ASCII_SLASH	47
+#define ASCII_0		48
+#define ASCII_1		49
+#define ASCII_2		50
+#define ASCII_3		51
+#define ASCII_4		52
+#define ASCII_5		53
+#define ASCII_6		54
+#define ASCII_7		55
+#define ASCII_8		56
+#define ASCII_9		57
+#define ASCII_COLON	58
+#define ASCII_SEMICOLON	59
+#define ASCII_LARROW	60
+#define ASCII_EQUALS	61
+#define ASCII_RARROW	62
+#define ASCII_QUESTION	63
+#define ASCII_AT	64
+#define ASCII_A		65
+#define ASCII_B		66
+#define ASCII_C		67
+#define ASCII_D		68
+#define ASCII_E		69
+#define ASCII_F		70
+#define ASCII_G		71
+#define ASCII_H		72
+#define ASCII_I		73
+#define ASCII_J		74
+#define ASCII_K		75
+#define ASCII_L		76
+#define ASCII_M		77
+#define ASCII_N		78
+#define ASCII_O		79
+#define ASCII_P		80
+#define ASCII_Q		81
+#define ASCII_R		82
+#define ASCII_S		83
+#define ASCII_T		84
+#define ASCII_U		85
+#define ASCII_V		86
+#define ASCII_W		87
+#define ASCII_X		88
+#define ASCII_Y		89
+#define ASCII_Z		90
+#define ASCII_LBRACKET	91
+#define ASCII_BACKSLASH	92
+#define ASCII_RBRACKET	93
+#define ASCII_CARET	94
+#define ASCII__		95
+#define ASCII_BACKTICK	96
+#define ASCII_a		97
+#define ASCII_b		98
+#define ASCII_c		99
+#define ASCII_d		100
+#define ASCII_e		101
+#define ASCII_f		102
+#define ASCII_g		103
+#define ASCII_h		104
+#define ASCII_i		105
+#define ASCII_j		106
+#define ASCII_k		107
+#define ASCII_l		108
+#define ASCII_m		109
+#define ASCII_n		110
+#define ASCII_o		111
+#define ASCII_p		112
+#define ASCII_q		113
+#define ASCII_r		114
+#define ASCII_s		115
+#define ASCII_t		116
+#define ASCII_u		117
+#define ASCII_v		118
+#define ASCII_w		119
+#define ASCII_x		120
+#define ASCII_y		121
+#define ASCII_z		122
+#define ASCII_LBRACE	123
+#define ASCII_PIPE	124
+#define ASCII_RBRACE	125
+#define ASCII_TILDE	126
+#define ASCII_DEL	127
+
+/*
+The following are not 7-bit ASCII values,
+but abstract keycodes for commonly used keys,
+which we put in the upper half of a character
+value returned by the keyboard driver.
+*/
+
+#define KEY_INSERT 128
+#define KEY_DELETE 129
+#define KEY_HOME 130
+#define KEY_END 131
+#define KEY_PAGE_UP 132
+#define KEY_PAGE_DOWN 133
+#define KEY_UP 134
+#define KEY_DOWN 135
+#define KEY_LEFT 136
+#define KEY_RIGHT 137
+#define KEY_HELP 138
+
+#define KEY_F1 140
+#define KEY_F2 141 
+#define KEY_F3 142
+#define KEY_F4 143
+#define KEY_F5 144
+#define KEY_F6 145
+#define KEY_F7 146
+#define KEY_F8 147
+#define KEY_F9 148
+#define KEY_F10 149
+#define KEY_F11 150
+#define KEY_F12 151
+#define KEY_F13 152
+#define KEY_F14 153
+#define KEY_F15 154
+
+#define KEY_INVALID 255
+
+#endif