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1 | /* |
1 | /* |
2 | * Copyright (c) 2009 Jiri Svoboda |
2 | * Copyright (c) 2009 Jiri Svoboda |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup kbd_ctl |
29 | /** @addtogroup kbd_ctl |
30 | * @ingroup kbd |
30 | * @ingroup kbd |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** |
33 | /** |
34 | * @file |
34 | * @file |
35 | * @brief PC keyboard controller driver. |
35 | * @brief PC keyboard controller driver. |
36 | */ |
36 | */ |
37 | 37 | ||
38 | #include <kbd.h> |
38 | #include <kbd.h> |
39 | #include <kbd/kbd.h> |
39 | #include <kbd/kbd.h> |
40 | #include <kbd/keycode.h> |
40 | #include <kbd/keycode.h> |
41 | #include <kbd_ctl.h> |
41 | #include <kbd_ctl.h> |
42 | #include <gsp.h> |
42 | #include <gsp.h> |
43 | 43 | ||
44 | enum dec_state { |
44 | enum dec_state { |
45 | ds_s, |
45 | ds_s, |
46 | ds_e |
46 | ds_e |
47 | }; |
47 | }; |
48 | 48 | ||
49 | static enum dec_state ds; |
49 | static enum dec_state ds; |
50 | 50 | ||
51 | static int scanmap_simple[] = { |
51 | static int scanmap_simple[] = { |
52 | 52 | ||
53 | [0x29] = KC_BACKTICK, |
53 | [0x29] = KC_BACKTICK, |
54 | 54 | ||
55 | [0x02] = KC_1, |
55 | [0x02] = KC_1, |
56 | [0x03] = KC_2, |
56 | [0x03] = KC_2, |
57 | [0x04] = KC_3, |
57 | [0x04] = KC_3, |
58 | [0x05] = KC_4, |
58 | [0x05] = KC_4, |
59 | [0x06] = KC_5, |
59 | [0x06] = KC_5, |
60 | [0x07] = KC_6, |
60 | [0x07] = KC_6, |
61 | [0x08] = KC_7, |
61 | [0x08] = KC_7, |
62 | [0x09] = KC_8, |
62 | [0x09] = KC_8, |
63 | [0x0a] = KC_9, |
63 | [0x0a] = KC_9, |
64 | [0x0b] = KC_0, |
64 | [0x0b] = KC_0, |
65 | 65 | ||
66 | [0x0c] = KC_MINUS, |
66 | [0x0c] = KC_MINUS, |
67 | [0x0d] = KC_EQUALS, |
67 | [0x0d] = KC_EQUALS, |
68 | [0x0e] = KC_BACKSPACE, |
68 | [0x0e] = KC_BACKSPACE, |
69 | 69 | ||
70 | [0x0f] = KC_TAB, |
70 | [0x0f] = KC_TAB, |
71 | 71 | ||
72 | [0x10] = KC_Q, |
72 | [0x10] = KC_Q, |
73 | [0x11] = KC_W, |
73 | [0x11] = KC_W, |
74 | [0x12] = KC_E, |
74 | [0x12] = KC_E, |
75 | [0x13] = KC_R, |
75 | [0x13] = KC_R, |
76 | [0x14] = KC_T, |
76 | [0x14] = KC_T, |
77 | [0x15] = KC_Y, |
77 | [0x15] = KC_Y, |
78 | [0x16] = KC_U, |
78 | [0x16] = KC_U, |
79 | [0x17] = KC_I, |
79 | [0x17] = KC_I, |
80 | [0x18] = KC_O, |
80 | [0x18] = KC_O, |
81 | [0x19] = KC_P, |
81 | [0x19] = KC_P, |
82 | 82 | ||
83 | [0x1a] = KC_LBRACKET, |
83 | [0x1a] = KC_LBRACKET, |
84 | [0x1b] = KC_RBRACKET, |
84 | [0x1b] = KC_RBRACKET, |
85 | 85 | ||
86 | [0x3a] = KC_CAPS_LOCK, |
86 | [0x3a] = KC_CAPS_LOCK, |
87 | 87 | ||
88 | [0x1e] = KC_A, |
88 | [0x1e] = KC_A, |
89 | [0x1f] = KC_S, |
89 | [0x1f] = KC_S, |
90 | [0x20] = KC_D, |
90 | [0x20] = KC_D, |
91 | [0x21] = KC_F, |
91 | [0x21] = KC_F, |
92 | [0x22] = KC_G, |
92 | [0x22] = KC_G, |
93 | [0x23] = KC_H, |
93 | [0x23] = KC_H, |
94 | [0x24] = KC_J, |
94 | [0x24] = KC_J, |
95 | [0x25] = KC_K, |
95 | [0x25] = KC_K, |
96 | [0x26] = KC_L, |
96 | [0x26] = KC_L, |
97 | 97 | ||
98 | [0x27] = KC_SEMICOLON, |
98 | [0x27] = KC_SEMICOLON, |
99 | [0x28] = KC_QUOTE, |
99 | [0x28] = KC_QUOTE, |
100 | [0x2b] = KC_BACKSLASH, |
100 | [0x2b] = KC_BACKSLASH, |
101 | 101 | ||
102 | [0x2a] = KC_LSHIFT, |
102 | [0x2a] = KC_LSHIFT, |
103 | 103 | ||
104 | [0x2c] = KC_Z, |
104 | [0x2c] = KC_Z, |
105 | [0x2d] = KC_X, |
105 | [0x2d] = KC_X, |
106 | [0x2e] = KC_C, |
106 | [0x2e] = KC_C, |
107 | [0x2f] = KC_V, |
107 | [0x2f] = KC_V, |
108 | [0x30] = KC_B, |
108 | [0x30] = KC_B, |
109 | [0x31] = KC_N, |
109 | [0x31] = KC_N, |
110 | [0x32] = KC_M, |
110 | [0x32] = KC_M, |
111 | 111 | ||
112 | [0x33] = KC_COMMA, |
112 | [0x33] = KC_COMMA, |
113 | [0x34] = KC_PERIOD, |
113 | [0x34] = KC_PERIOD, |
114 | [0x35] = KC_SLASH, |
114 | [0x35] = KC_SLASH, |
115 | 115 | ||
116 | [0x36] = KC_RSHIFT, |
116 | [0x36] = KC_RSHIFT, |
117 | 117 | ||
118 | [0x1d] = KC_LCTRL, |
118 | [0x1d] = KC_LCTRL, |
119 | [0x38] = KC_LALT, |
119 | [0x38] = KC_LALT, |
120 | [0x39] = KC_SPACE, |
120 | [0x39] = KC_SPACE, |
121 | 121 | ||
122 | [0x01] = KC_ESCAPE, |
122 | [0x01] = KC_ESCAPE, |
123 | 123 | ||
124 | [0x3b] = KC_F1, |
124 | [0x3b] = KC_F1, |
125 | [0x3c] = KC_F2, |
125 | [0x3c] = KC_F2, |
126 | [0x3d] = KC_F3, |
126 | [0x3d] = KC_F3, |
127 | [0x3e] = KC_F4, |
127 | [0x3e] = KC_F4, |
128 | [0x3f] = KC_F5, |
128 | [0x3f] = KC_F5, |
129 | [0x40] = KC_F6, |
129 | [0x40] = KC_F6, |
130 | [0x41] = KC_F7, |
130 | [0x41] = KC_F7, |
131 | 131 | ||
132 | [0x42] = KC_F8, |
132 | [0x42] = KC_F8, |
133 | [0x43] = KC_F9, |
133 | [0x43] = KC_F9, |
134 | [0x44] = KC_F10, |
134 | [0x44] = KC_F10, |
135 | 135 | ||
136 | [0x57] = KC_F11, |
136 | [0x57] = KC_F11, |
137 | [0x58] = KC_F12, |
137 | [0x58] = KC_F12, |
138 | 138 | ||
139 | [0x46] = KC_SCROLL_LOCK, |
139 | [0x46] = KC_SCROLL_LOCK, |
140 | 140 | ||
141 | [0x1c] = KC_ENTER, |
141 | [0x1c] = KC_ENTER, |
142 | 142 | ||
143 | [0x45] = KC_NUM_LOCK, |
143 | [0x45] = KC_NUM_LOCK, |
144 | [0x37] = KC_NTIMES, |
144 | [0x37] = KC_NTIMES, |
145 | [0x4a] = KC_NMINUS, |
145 | [0x4a] = KC_NMINUS, |
146 | [0x4e] = KC_NPLUS, |
146 | [0x4e] = KC_NPLUS, |
147 | [0x47] = KC_N7, |
147 | [0x47] = KC_N7, |
148 | [0x48] = KC_N8, |
148 | [0x48] = KC_N8, |
149 | [0x49] = KC_N9, |
149 | [0x49] = KC_N9, |
150 | [0x4b] = KC_N4, |
150 | [0x4b] = KC_N4, |
151 | [0x4c] = KC_N5, |
151 | [0x4c] = KC_N5, |
152 | [0x4d] = KC_N6, |
152 | [0x4d] = KC_N6, |
153 | [0x4f] = KC_N1, |
153 | [0x4f] = KC_N1, |
154 | [0x50] = KC_N2, |
154 | [0x50] = KC_N2, |
155 | [0x51] = KC_N3, |
155 | [0x51] = KC_N3, |
156 | [0x52] = KC_N0, |
156 | [0x52] = KC_N0, |
157 | [0x53] = KC_NPERIOD |
157 | [0x53] = KC_NPERIOD |
158 | }; |
158 | }; |
159 | 159 | ||
160 | static int scanmap_e0[] = { |
160 | static int scanmap_e0[] = { |
161 | [0x38] = KC_RALT, |
161 | [0x38] = KC_RALT, |
162 | [0x1d] = KC_RSHIFT, |
162 | [0x1d] = KC_RSHIFT, |
163 | 163 | ||
164 | [0x37] = KC_PRTSCR, |
164 | [0x37] = KC_PRTSCR, |
165 | 165 | ||
166 | [0x52] = KC_INSERT, |
166 | [0x52] = KC_INSERT, |
167 | [0x47] = KC_HOME, |
167 | [0x47] = KC_HOME, |
168 | [0x49] = KC_PAGE_UP, |
168 | [0x49] = KC_PAGE_UP, |
169 | 169 | ||
170 | [0x53] = KC_DELETE, |
170 | [0x53] = KC_DELETE, |
171 | [0x4f] = KC_END, |
171 | [0x4f] = KC_END, |
172 | [0x51] = KC_PAGE_DOWN, |
172 | [0x51] = KC_PAGE_DOWN, |
173 | 173 | ||
174 | [0x48] = KC_UP, |
174 | [0x48] = KC_UP, |
175 | [0x4b] = KC_LEFT, |
175 | [0x4b] = KC_LEFT, |
176 | [0x50] = KC_DOWN, |
176 | [0x50] = KC_DOWN, |
177 | [0x4d] = KC_RIGHT, |
177 | [0x4d] = KC_RIGHT, |
178 | 178 | ||
179 | [0x35] = KC_NSLASH, |
179 | [0x35] = KC_NSLASH, |
180 | [0x1c] = KC_NENTER |
180 | [0x1c] = KC_NENTER |
181 | }; |
181 | }; |
182 | 182 | ||
183 | int kbd_ctl_init(void) |
183 | int kbd_ctl_init(void) |
184 | { |
184 | { |
185 | ds = ds_s; |
185 | ds = ds_s; |
186 | return 0; |
186 | return 0; |
187 | } |
187 | } |
188 | 188 | ||
189 | void kbd_ctl_parse_scancode(int scancode) |
189 | void kbd_ctl_parse_scancode(int scancode) |
190 | { |
190 | { |
191 | kbd_ev_type_t type; |
191 | kbd_ev_type_t type; |
192 | unsigned int key; |
192 | unsigned int key; |
193 | int *map; |
193 | int *map; |
194 | size_t map_length; |
194 | size_t map_length; |
195 | 195 | ||
196 | if (scancode == 0xe0) { |
196 | if (scancode == 0xe0) { |
197 | ds = ds_e; |
197 | ds = ds_e; |
198 | return; |
198 | return; |
199 | } |
199 | } |
200 | 200 | ||
201 | switch (ds) { |
201 | switch (ds) { |
202 | case ds_s: |
202 | case ds_s: |
203 | map = scanmap_simple; |
203 | map = scanmap_simple; |
204 | map_length = sizeof(scanmap_simple) / sizeof(int); |
204 | map_length = sizeof(scanmap_simple) / sizeof(int); |
205 | break; |
205 | break; |
206 | case ds_e: |
206 | case ds_e: |
207 | map = scanmap_e0; |
207 | map = scanmap_e0; |
208 | map_length = sizeof(scanmap_e0) / sizeof(int); |
208 | map_length = sizeof(scanmap_e0) / sizeof(int); |
209 | break; |
209 | break; |
210 | } |
210 | } |
211 | 211 | ||
212 | ds = ds_s; |
212 | ds = ds_s; |
213 | 213 | ||
214 | if (scancode & 0x80) { |
214 | if (scancode & 0x80) { |
215 | scancode &= ~0x80; |
215 | scancode &= ~0x80; |
216 | type = KE_RELEASE; |
216 | type = KE_RELEASE; |
217 | } else { |
217 | } else { |
218 | type = KE_PRESS; |
218 | type = KE_PRESS; |
219 | } |
219 | } |
220 | 220 | ||
221 | if (scancode < 0 || scancode >= map_length) |
221 | if (scancode < 0 || scancode >= map_length) |
222 | return; |
222 | return; |
223 | 223 | ||
224 | key = map[scancode]; |
224 | key = map[scancode]; |
225 | if (key != 0) |
225 | if (key != 0) |
226 | kbd_push_ev(type, key); |
226 | kbd_push_ev(type, key); |
227 | } |
227 | } |
228 | 228 | ||
229 | /** |
229 | /** |
230 | * @} |
230 | * @} |
231 | */ |
231 | */ |
232 | 232 |