2 * drivers/input/adbhid.c
4 * ADB HID driver for Power Macintosh computers.
6 * Adapted from drivers/macintosh/mac_keyb.c by Franz Sirl.
7 * drivers/macintosh/mac_keyb.c was Copyright (C) 1996 Paul Mackerras
8 * with considerable contributions from Ben Herrenschmidt and others.
10 * Copyright (C) 2000 Franz Sirl.
12 * Adapted to ADB changes and support for more devices by
13 * Benjamin Herrenschmidt. Adapted from code in MkLinux
18 * - Standard 1 button mouse
19 * - All standard Apple Extended protocol (handler ID 4)
20 * - mouseman and trackman mice & trackballs
21 * - PowerBook Trackpad (default setup: enable tapping)
22 * - MicroSpeed mouse & trackball (needs testing)
23 * - CH Products Trackball Pro (needs testing)
24 * - Contour Design (Contour Mouse)
25 * - Hunter digital (NoHandsMouse)
26 * - Kensignton TurboMouse 5 (needs testing)
32 * Improve Kensington support.
37 #include <linux/config.h>
38 #include <linux/module.h>
39 #include <linux/slab.h>
40 #include <linux/init.h>
41 #include <linux/notifier.h>
42 #include <linux/input.h>
44 #include <linux/adb.h>
45 #include <linux/cuda.h>
46 #include <linux/pmu.h>
48 #include <asm/machdep.h>
49 #ifdef CONFIG_PPC_PMAC
50 #include <asm/pmac_feature.h>
53 #ifdef CONFIG_PMAC_BACKLIGHT
54 #include <asm/backlight.h>
59 #define KEYB_KEYREG 0 /* register # for key up/down data */
60 #define KEYB_LEDREG 2 /* register # for leds on ADB keyboard */
61 #define MOUSE_DATAREG 0 /* reg# for movement/button codes from mouse */
63 static int adb_message_handler(struct notifier_block *, unsigned long, void *);
64 static struct notifier_block adbhid_adb_notifier = {
65 .notifier_call = adb_message_handler,
68 /* Some special keys */
69 #define ADB_KEY_DEL 0x33
70 #define ADB_KEY_CMD 0x37
71 #define ADB_KEY_CAPSLOCK 0x39
72 #define ADB_KEY_FN 0x3f
73 #define ADB_KEY_FWDEL 0x75
74 #define ADB_KEY_POWER_OLD 0x7e
75 #define ADB_KEY_POWER 0x7f
77 u8 adb_to_linux_keycodes[128] = {
78 /* 0x00 */ KEY_A, /* 30 */
79 /* 0x01 */ KEY_S, /* 31 */
80 /* 0x02 */ KEY_D, /* 32 */
81 /* 0x03 */ KEY_F, /* 33 */
82 /* 0x04 */ KEY_H, /* 35 */
83 /* 0x05 */ KEY_G, /* 34 */
84 /* 0x06 */ KEY_Z, /* 44 */
85 /* 0x07 */ KEY_X, /* 45 */
86 /* 0x08 */ KEY_C, /* 46 */
87 /* 0x09 */ KEY_V, /* 47 */
88 /* 0x0a */ KEY_102ND, /* 86 */
89 /* 0x0b */ KEY_B, /* 48 */
90 /* 0x0c */ KEY_Q, /* 16 */
91 /* 0x0d */ KEY_W, /* 17 */
92 /* 0x0e */ KEY_E, /* 18 */
93 /* 0x0f */ KEY_R, /* 19 */
94 /* 0x10 */ KEY_Y, /* 21 */
95 /* 0x11 */ KEY_T, /* 20 */
96 /* 0x12 */ KEY_1, /* 2 */
97 /* 0x13 */ KEY_2, /* 3 */
98 /* 0x14 */ KEY_3, /* 4 */
99 /* 0x15 */ KEY_4, /* 5 */
100 /* 0x16 */ KEY_6, /* 7 */
101 /* 0x17 */ KEY_5, /* 6 */
102 /* 0x18 */ KEY_EQUAL, /* 13 */
103 /* 0x19 */ KEY_9, /* 10 */
104 /* 0x1a */ KEY_7, /* 8 */
105 /* 0x1b */ KEY_MINUS, /* 12 */
106 /* 0x1c */ KEY_8, /* 9 */
107 /* 0x1d */ KEY_0, /* 11 */
108 /* 0x1e */ KEY_RIGHTBRACE, /* 27 */
109 /* 0x1f */ KEY_O, /* 24 */
110 /* 0x20 */ KEY_U, /* 22 */
111 /* 0x21 */ KEY_LEFTBRACE, /* 26 */
112 /* 0x22 */ KEY_I, /* 23 */
113 /* 0x23 */ KEY_P, /* 25 */
114 /* 0x24 */ KEY_ENTER, /* 28 */
115 /* 0x25 */ KEY_L, /* 38 */
116 /* 0x26 */ KEY_J, /* 36 */
117 /* 0x27 */ KEY_APOSTROPHE, /* 40 */
118 /* 0x28 */ KEY_K, /* 37 */
119 /* 0x29 */ KEY_SEMICOLON, /* 39 */
120 /* 0x2a */ KEY_BACKSLASH, /* 43 */
121 /* 0x2b */ KEY_COMMA, /* 51 */
122 /* 0x2c */ KEY_SLASH, /* 53 */
123 /* 0x2d */ KEY_N, /* 49 */
124 /* 0x2e */ KEY_M, /* 50 */
125 /* 0x2f */ KEY_DOT, /* 52 */
126 /* 0x30 */ KEY_TAB, /* 15 */
127 /* 0x31 */ KEY_SPACE, /* 57 */
128 /* 0x32 */ KEY_GRAVE, /* 41 */
129 /* 0x33 */ KEY_BACKSPACE, /* 14 */
130 /* 0x34 */ KEY_KPENTER, /* 96 */
131 /* 0x35 */ KEY_ESC, /* 1 */
132 /* 0x36 */ KEY_LEFTCTRL, /* 29 */
133 /* 0x37 */ KEY_LEFTMETA, /* 125 */
134 /* 0x38 */ KEY_LEFTSHIFT, /* 42 */
135 /* 0x39 */ KEY_CAPSLOCK, /* 58 */
136 /* 0x3a */ KEY_LEFTALT, /* 56 */
137 /* 0x3b */ KEY_LEFT, /* 105 */
138 /* 0x3c */ KEY_RIGHT, /* 106 */
139 /* 0x3d */ KEY_DOWN, /* 108 */
140 /* 0x3e */ KEY_UP, /* 103 */
143 /* 0x41 */ KEY_KPDOT, /* 83 */
145 /* 0x43 */ KEY_KPASTERISK, /* 55 */
147 /* 0x45 */ KEY_KPPLUS, /* 78 */
149 /* 0x47 */ KEY_NUMLOCK, /* 69 */
153 /* 0x4b */ KEY_KPSLASH, /* 98 */
154 /* 0x4c */ KEY_KPENTER, /* 96 */
156 /* 0x4e */ KEY_KPMINUS, /* 74 */
159 /* 0x51 */ KEY_KPEQUAL, /* 117 */
160 /* 0x52 */ KEY_KP0, /* 82 */
161 /* 0x53 */ KEY_KP1, /* 79 */
162 /* 0x54 */ KEY_KP2, /* 80 */
163 /* 0x55 */ KEY_KP3, /* 81 */
164 /* 0x56 */ KEY_KP4, /* 75 */
165 /* 0x57 */ KEY_KP5, /* 76 */
166 /* 0x58 */ KEY_KP6, /* 77 */
167 /* 0x59 */ KEY_KP7, /* 71 */
169 /* 0x5b */ KEY_KP8, /* 72 */
170 /* 0x5c */ KEY_KP9, /* 73 */
171 /* 0x5d */ KEY_YEN, /* 124 */
172 /* 0x5e */ KEY_RO, /* 89 */
173 /* 0x5f */ KEY_KPCOMMA, /* 121 */
174 /* 0x60 */ KEY_F5, /* 63 */
175 /* 0x61 */ KEY_F6, /* 64 */
176 /* 0x62 */ KEY_F7, /* 65 */
177 /* 0x63 */ KEY_F3, /* 61 */
178 /* 0x64 */ KEY_F8, /* 66 */
179 /* 0x65 */ KEY_F9, /* 67 */
180 /* 0x66 */ KEY_HANJA, /* 123 */
181 /* 0x67 */ KEY_F11, /* 87 */
182 /* 0x68 */ KEY_HANGEUL, /* 122 */
183 /* 0x69 */ KEY_SYSRQ, /* 99 */
185 /* 0x6b */ KEY_SCROLLLOCK, /* 70 */
187 /* 0x6d */ KEY_F10, /* 68 */
188 /* 0x6e */ KEY_COMPOSE, /* 127 */
189 /* 0x6f */ KEY_F12, /* 88 */
191 /* 0x71 */ KEY_PAUSE, /* 119 */
192 /* 0x72 */ KEY_INSERT, /* 110 */
193 /* 0x73 */ KEY_HOME, /* 102 */
194 /* 0x74 */ KEY_PAGEUP, /* 104 */
195 /* 0x75 */ KEY_DELETE, /* 111 */
196 /* 0x76 */ KEY_F4, /* 62 */
197 /* 0x77 */ KEY_END, /* 107 */
198 /* 0x78 */ KEY_F2, /* 60 */
199 /* 0x79 */ KEY_PAGEDOWN, /* 109 */
200 /* 0x7a */ KEY_F1, /* 59 */
201 /* 0x7b */ KEY_RIGHTSHIFT, /* 54 */
202 /* 0x7c */ KEY_RIGHTALT, /* 100 */
203 /* 0x7d */ KEY_RIGHTCTRL, /* 97 */
204 /* 0x7e */ KEY_RIGHTMETA, /* 126 */
205 /* 0x7f */ KEY_POWER, /* 116 */
209 struct input_dev *input;
212 int original_handler_id;
213 int current_handler_id;
215 unsigned char *keycode;
221 #define FLAG_FN_KEY_PRESSED 0x00000001
222 #define FLAG_POWER_FROM_FN 0x00000002
223 #define FLAG_EMU_FWDEL_DOWN 0x00000004
225 static struct adbhid *adbhid[16];
227 static void adbhid_probe(void);
229 static void adbhid_input_keycode(int, int, int, struct pt_regs *);
231 static void init_trackpad(int id);
232 static void init_trackball(int id);
233 static void init_turbomouse(int id);
234 static void init_microspeed(int id);
235 static void init_ms_a3(int id);
237 static struct adb_ids keyboard_ids;
238 static struct adb_ids mouse_ids;
239 static struct adb_ids buttons_ids;
241 #ifdef CONFIG_PMAC_BACKLIGHT
242 /* Exported to via-pmu.c */
243 int disable_kernel_backlight = 0;
244 #endif /* CONFIG_PMAC_BACKLIGHT */
246 /* Kind of keyboard, see Apple technote 1152 */
247 #define ADB_KEYBOARD_UNKNOWN 0
248 #define ADB_KEYBOARD_ANSI 0x0100
249 #define ADB_KEYBOARD_ISO 0x0200
250 #define ADB_KEYBOARD_JIS 0x0300
253 #define ADBMOUSE_STANDARD_100 0 /* Standard 100cpi mouse (handler 1) */
254 #define ADBMOUSE_STANDARD_200 1 /* Standard 200cpi mouse (handler 2) */
255 #define ADBMOUSE_EXTENDED 2 /* Apple Extended mouse (handler 4) */
256 #define ADBMOUSE_TRACKBALL 3 /* TrackBall (handler 4) */
257 #define ADBMOUSE_TRACKPAD 4 /* Apple's PowerBook trackpad (handler 4) */
258 #define ADBMOUSE_TURBOMOUSE5 5 /* Turbomouse 5 (previously req. mousehack) */
259 #define ADBMOUSE_MICROSPEED 6 /* Microspeed mouse (&trackball ?), MacPoint */
260 #define ADBMOUSE_TRACKBALLPRO 7 /* Trackball Pro (special buttons) */
261 #define ADBMOUSE_MS_A3 8 /* Mouse systems A3 trackball (handler 3) */
262 #define ADBMOUSE_MACALLY2 9 /* MacAlly 2-button mouse */
265 adbhid_keyboard_input(unsigned char *data, int nb, struct pt_regs *regs, int apoll)
267 int id = (data[0] >> 4) & 0x0f;
270 printk(KERN_ERR "ADB HID on ID %d not yet registered, packet %#02x, %#02x, %#02x, %#02x\n",
271 id, data[0], data[1], data[2], data[3]);
275 /* first check this is from register 0 */
276 if (nb != 3 || (data[0] & 3) != KEYB_KEYREG)
277 return; /* ignore it */
278 adbhid_input_keycode(id, data[1], 0, regs);
279 if (!(data[2] == 0xff || (data[2] == 0x7f && data[1] == 0x7f)))
280 adbhid_input_keycode(id, data[2], 0, regs);
284 adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs)
286 struct adbhid *ahid = adbhid[id];
289 up_flag = (keycode & 0x80);
293 case ADB_KEY_CAPSLOCK: /* Generate down/up events for CapsLock everytime. */
294 input_regs(ahid->input, regs);
295 input_report_key(ahid->input, KEY_CAPSLOCK, 1);
296 input_report_key(ahid->input, KEY_CAPSLOCK, 0);
297 input_sync(ahid->input);
299 #ifdef CONFIG_PPC_PMAC
300 case ADB_KEY_POWER_OLD: /* Power key on PBook 3400 needs remapping */
301 switch(pmac_call_feature(PMAC_FTR_GET_MB_INFO,
302 NULL, PMAC_MB_INFO_MODEL, 0)) {
303 case PMAC_TYPE_COMET:
304 case PMAC_TYPE_HOOPER:
305 case PMAC_TYPE_KANGA:
306 keycode = ADB_KEY_POWER;
310 /* Fn + Command will produce a bogus "power" keycode */
311 if (ahid->flags & FLAG_FN_KEY_PRESSED) {
312 keycode = ADB_KEY_CMD;
314 ahid->flags &= ~FLAG_POWER_FROM_FN;
316 ahid->flags |= FLAG_POWER_FROM_FN;
317 } else if (ahid->flags & FLAG_POWER_FROM_FN) {
318 keycode = ADB_KEY_CMD;
319 ahid->flags &= ~FLAG_POWER_FROM_FN;
323 /* Keep track of the Fn key state */
325 ahid->flags &= ~FLAG_FN_KEY_PRESSED;
326 /* Emulate Fn+delete = forward delete */
327 if (ahid->flags & FLAG_EMU_FWDEL_DOWN) {
328 ahid->flags &= ~FLAG_EMU_FWDEL_DOWN;
329 keycode = ADB_KEY_FWDEL;
333 ahid->flags |= FLAG_FN_KEY_PRESSED;
334 /* Swallow the key press */
337 /* Emulate Fn+delete = forward delete */
338 if (ahid->flags & FLAG_FN_KEY_PRESSED) {
339 keycode = ADB_KEY_FWDEL;
341 ahid->flags &= ~FLAG_EMU_FWDEL_DOWN;
343 ahid->flags |= FLAG_EMU_FWDEL_DOWN;
346 #endif /* CONFIG_PPC_PMAC */
349 if (adbhid[id]->keycode[keycode]) {
350 input_regs(adbhid[id]->input, regs);
351 input_report_key(adbhid[id]->input,
352 adbhid[id]->keycode[keycode], !up_flag);
353 input_sync(adbhid[id]->input);
355 printk(KERN_INFO "Unhandled ADB key (scancode %#02x) %s.\n", keycode,
356 up_flag ? "released" : "pressed");
361 adbhid_mouse_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll)
363 int id = (data[0] >> 4) & 0x0f;
366 printk(KERN_ERR "ADB HID on ID %d not yet registered\n", id);
371 Handler 1 -- 100cpi original Apple mouse protocol.
372 Handler 2 -- 200cpi original Apple mouse protocol.
374 For Apple's standard one-button mouse protocol the data array will
375 contain the following values:
378 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd.
379 data[1] = bxxx xxxx First button and x-axis motion.
380 data[2] = byyy yyyy Second button and y-axis motion.
382 Handler 4 -- Apple Extended mouse protocol.
384 For Apple's 3-button mouse protocol the data array will contain the
388 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd.
389 data[1] = bxxx xxxx Left button and x-axis motion.
390 data[2] = byyy yyyy Second button and y-axis motion.
391 data[3] = byyy bxxx Third button and fourth button. Y is additional
392 high bits of y-axis motion. XY is additional
393 high bits of x-axis motion.
395 MacAlly 2-button mouse protocol.
397 For MacAlly 2-button mouse protocol the data array will contain the
401 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd.
402 data[1] = bxxx xxxx Left button and x-axis motion.
403 data[2] = byyy yyyy Right button and y-axis motion.
404 data[3] = ???? ???? unknown
405 data[4] = ???? ???? unknown
409 /* If it's a trackpad, we alias the second button to the first.
410 NOTE: Apple sends an ADB flush command to the trackpad when
411 the first (the real) button is released. We could do
412 this here using async flush requests.
414 switch (adbhid[id]->mouse_kind)
416 case ADBMOUSE_TRACKPAD:
417 data[1] = (data[1] & 0x7f) | ((data[1] & data[2]) & 0x80);
418 data[2] = data[2] | 0x80;
420 case ADBMOUSE_MICROSPEED:
421 data[1] = (data[1] & 0x7f) | ((data[3] & 0x01) << 7);
422 data[2] = (data[2] & 0x7f) | ((data[3] & 0x02) << 6);
423 data[3] = (data[3] & 0x77) | ((data[3] & 0x04) << 5)
426 case ADBMOUSE_TRACKBALLPRO:
427 data[1] = (data[1] & 0x7f) | (((data[3] & 0x04) << 5)
428 & ((data[3] & 0x08) << 4));
429 data[2] = (data[2] & 0x7f) | ((data[3] & 0x01) << 7);
430 data[3] = (data[3] & 0x77) | ((data[3] & 0x02) << 6);
433 data[1] = (data[1] & 0x7f) | ((data[3] & 0x01) << 7);
434 data[2] = (data[2] & 0x7f) | ((data[3] & 0x02) << 6);
435 data[3] = ((data[3] & 0x04) << 5);
437 case ADBMOUSE_MACALLY2:
438 data[3] = (data[2] & 0x80) ? 0x80 : 0x00;
439 data[2] |= 0x80; /* Right button is mapped as button 3 */
444 input_regs(adbhid[id]->input, regs);
446 input_report_key(adbhid[id]->input, BTN_LEFT, !((data[1] >> 7) & 1));
447 input_report_key(adbhid[id]->input, BTN_MIDDLE, !((data[2] >> 7) & 1));
449 if (nb >= 4 && adbhid[id]->mouse_kind != ADBMOUSE_TRACKPAD)
450 input_report_key(adbhid[id]->input, BTN_RIGHT, !((data[3] >> 7) & 1));
452 input_report_rel(adbhid[id]->input, REL_X,
453 ((data[2]&0x7f) < 64 ? (data[2]&0x7f) : (data[2]&0x7f)-128 ));
454 input_report_rel(adbhid[id]->input, REL_Y,
455 ((data[1]&0x7f) < 64 ? (data[1]&0x7f) : (data[1]&0x7f)-128 ));
457 input_sync(adbhid[id]->input);
461 adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll)
463 int id = (data[0] >> 4) & 0x0f;
466 printk(KERN_ERR "ADB HID on ID %d not yet registered\n", id);
470 input_regs(adbhid[id]->input, regs);
472 switch (adbhid[id]->original_handler_id) {
474 case 0x02: /* Adjustable keyboard button device */
476 int down = (data[1] == (data[1] & 0xf));
478 switch (data[1] & 0x0f) {
479 case 0x0: /* microphone */
480 input_report_key(adbhid[id]->input, KEY_SOUND, down);
484 input_report_key(adbhid[id]->input, KEY_MUTE, down);
487 case 0x2: /* volume decrease */
488 input_report_key(adbhid[id]->input, KEY_VOLUMEDOWN, down);
491 case 0x3: /* volume increase */
492 input_report_key(adbhid[id]->input, KEY_VOLUMEUP, down);
496 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n",
497 data[0], data[1], data[2], data[3]);
503 case 0x1f: /* Powerbook button device */
505 int down = (data[1] == (data[1] & 0xf));
508 * XXX: Where is the contrast control for the passive?
512 switch (data[1] & 0x0f) {
514 input_report_key(adbhid[id]->input, KEY_MUTE, down);
517 case 0x7: /* volume decrease */
518 input_report_key(adbhid[id]->input, KEY_VOLUMEDOWN, down);
521 case 0x6: /* volume increase */
522 input_report_key(adbhid[id]->input, KEY_VOLUMEUP, down);
525 case 0xb: /* eject */
526 input_report_key(adbhid[id]->input, KEY_EJECTCD, down);
529 case 0xa: /* brightness decrease */
530 #ifdef CONFIG_PMAC_BACKLIGHT
531 if (!disable_kernel_backlight && down)
532 pmac_backlight_key_down();
534 input_report_key(adbhid[id]->input, KEY_BRIGHTNESSDOWN, down);
537 case 0x9: /* brightness increase */
538 #ifdef CONFIG_PMAC_BACKLIGHT
539 if (!disable_kernel_backlight && down)
540 pmac_backlight_key_up();
542 input_report_key(adbhid[id]->input, KEY_BRIGHTNESSUP, down);
545 case 0xc: /* videomode switch */
546 input_report_key(adbhid[id]->input, KEY_SWITCHVIDEOMODE, down);
549 case 0xd: /* keyboard illumination toggle */
550 input_report_key(adbhid[id]->input, KEY_KBDILLUMTOGGLE, down);
553 case 0xe: /* keyboard illumination decrease */
554 input_report_key(adbhid[id]->input, KEY_KBDILLUMDOWN, down);
561 /* keyboard illumination increase */
562 input_report_key(adbhid[id]->input, KEY_KBDILLUMUP, down);
567 /* keypad overlay toogle */
571 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n",
572 data[0], data[1], data[2], data[3]);
577 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n",
578 data[0], data[1], data[2], data[3]);
585 input_sync(adbhid[id]->input);
588 static struct adb_request led_request;
589 static int leds_pending[16];
590 static int leds_req_pending;
591 static int pending_devs[16];
592 static int pending_led_start=0;
593 static int pending_led_end=0;
594 static DEFINE_SPINLOCK(leds_lock);
596 static void leds_done(struct adb_request *req)
598 int leds = 0, device = 0, pending = 0;
601 spin_lock_irqsave(&leds_lock, flags);
603 if (pending_led_start != pending_led_end) {
604 device = pending_devs[pending_led_start];
605 leds = leds_pending[device] & 0xff;
606 leds_pending[device] = 0;
608 pending_led_start = (pending_led_start < 16) ? pending_led_start : 0;
609 pending = leds_req_pending;
611 leds_req_pending = 0;
612 spin_unlock_irqrestore(&leds_lock, flags);
614 adb_request(&led_request, leds_done, 0, 3,
615 ADB_WRITEREG(device, KEYB_LEDREG), 0xff, ~leds);
618 static void real_leds(unsigned char leds, int device)
622 spin_lock_irqsave(&leds_lock, flags);
623 if (!leds_req_pending) {
624 leds_req_pending = 1;
625 spin_unlock_irqrestore(&leds_lock, flags);
626 adb_request(&led_request, leds_done, 0, 3,
627 ADB_WRITEREG(device, KEYB_LEDREG), 0xff, ~leds);
630 if (!(leds_pending[device] & 0x100)) {
631 pending_devs[pending_led_end] = device;
633 pending_led_end = (pending_led_end < 16) ? pending_led_end : 0;
635 leds_pending[device] = leds | 0x100;
637 spin_unlock_irqrestore(&leds_lock, flags);
641 * Event callback from the input module. Events that change the state of
642 * the hardware are processed here.
644 static int adbhid_kbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
646 struct adbhid *adbhid = dev->private;
651 leds = (test_bit(LED_SCROLLL, dev->led) ? 4 : 0)
652 | (test_bit(LED_NUML, dev->led) ? 1 : 0)
653 | (test_bit(LED_CAPSL, dev->led) ? 2 : 0);
654 real_leds(leds, adbhid->id);
662 adb_message_handler(struct notifier_block *this, unsigned long code, void *x)
665 case ADB_MSG_PRE_RESET:
666 case ADB_MSG_POWERDOWN:
667 /* Stop the repeat timer. Autopoll is already off at this point */
670 for (i = 1; i < 16; i++) {
672 del_timer_sync(&adbhid[i]->input->timer);
676 /* Stop pending led requests */
677 while(leds_req_pending)
681 case ADB_MSG_POST_RESET:
689 adbhid_input_register(int id, int default_id, int original_handler_id,
690 int current_handler_id, int mouse_kind)
693 struct input_dev *input_dev;
698 printk(KERN_ERR "Trying to reregister ADB HID on ID %d\n", id);
702 adbhid[id] = hid = kzalloc(sizeof(struct adbhid), GFP_KERNEL);
703 input_dev = input_allocate_device();
704 if (!hid || !input_dev) {
710 sprintf(hid->phys, "adb%d:%d.%02x/input", id, default_id, original_handler_id);
712 hid->input = input_dev;
713 hid->id = default_id;
714 hid->original_handler_id = original_handler_id;
715 hid->current_handler_id = current_handler_id;
716 hid->mouse_kind = mouse_kind;
718 input_dev->private = hid;
719 input_dev->name = hid->name;
720 input_dev->phys = hid->phys;
721 input_dev->id.bustype = BUS_ADB;
722 input_dev->id.vendor = 0x0001;
723 input_dev->id.product = (id << 12) | (default_id << 8) | original_handler_id;
724 input_dev->id.version = 0x0100;
726 switch (default_id) {
728 hid->keycode = kmalloc(sizeof(adb_to_linux_keycodes), GFP_KERNEL);
734 sprintf(hid->name, "ADB keyboard");
736 memcpy(hid->keycode, adb_to_linux_keycodes, sizeof(adb_to_linux_keycodes));
738 printk(KERN_INFO "Detected ADB keyboard, type ");
739 switch (original_handler_id) {
741 printk("<unknown>.\n");
742 input_dev->id.version = ADB_KEYBOARD_UNKNOWN;
745 case 0x01: case 0x02: case 0x03: case 0x06: case 0x08:
746 case 0x0C: case 0x10: case 0x18: case 0x1B: case 0x1C:
747 case 0xC0: case 0xC3: case 0xC6:
749 input_dev->id.version = ADB_KEYBOARD_ANSI;
752 case 0x04: case 0x05: case 0x07: case 0x09: case 0x0D:
753 case 0x11: case 0x14: case 0x19: case 0x1D: case 0xC1:
754 case 0xC4: case 0xC7:
755 printk("ISO, swapping keys.\n");
756 input_dev->id.version = ADB_KEYBOARD_ISO;
757 i = hid->keycode[10];
758 hid->keycode[10] = hid->keycode[50];
759 hid->keycode[50] = i;
762 case 0x12: case 0x15: case 0x16: case 0x17: case 0x1A:
763 case 0x1E: case 0xC2: case 0xC5: case 0xC8: case 0xC9:
765 input_dev->id.version = ADB_KEYBOARD_JIS;
769 for (i = 0; i < 128; i++)
771 set_bit(hid->keycode[i], input_dev->keybit);
773 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_LED) | BIT(EV_REP);
774 input_dev->ledbit[0] = BIT(LED_SCROLLL) | BIT(LED_CAPSL) | BIT(LED_NUML);
775 input_dev->event = adbhid_kbd_event;
776 input_dev->keycodemax = 127;
777 input_dev->keycodesize = 1;
781 sprintf(hid->name, "ADB mouse");
783 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
784 input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
785 input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y);
789 switch (original_handler_id) {
790 case 0x02: /* Adjustable keyboard button device */
791 sprintf(hid->name, "ADB adjustable keyboard buttons");
792 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
793 set_bit(KEY_SOUND, input_dev->keybit);
794 set_bit(KEY_MUTE, input_dev->keybit);
795 set_bit(KEY_VOLUMEUP, input_dev->keybit);
796 set_bit(KEY_VOLUMEDOWN, input_dev->keybit);
798 case 0x1f: /* Powerbook button device */
799 sprintf(hid->name, "ADB Powerbook buttons");
800 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
801 set_bit(KEY_MUTE, input_dev->keybit);
802 set_bit(KEY_VOLUMEUP, input_dev->keybit);
803 set_bit(KEY_VOLUMEDOWN, input_dev->keybit);
804 set_bit(KEY_BRIGHTNESSUP, input_dev->keybit);
805 set_bit(KEY_BRIGHTNESSDOWN, input_dev->keybit);
806 set_bit(KEY_EJECTCD, input_dev->keybit);
807 set_bit(KEY_SWITCHVIDEOMODE, input_dev->keybit);
808 set_bit(KEY_KBDILLUMTOGGLE, input_dev->keybit);
809 set_bit(KEY_KBDILLUMDOWN, input_dev->keybit);
810 set_bit(KEY_KBDILLUMUP, input_dev->keybit);
815 /* else fall through */
818 printk(KERN_INFO "Trying to register unknown ADB device to input layer.\n");
823 input_dev->keycode = hid->keycode;
825 input_register_device(input_dev);
827 if (default_id == ADB_KEYBOARD) {
828 /* HACK WARNING!! This should go away as soon there is an utility
829 * to control that for event devices.
831 input_dev->rep[REP_DELAY] = 500; /* input layer default: 250 */
832 input_dev->rep[REP_PERIOD] = 66; /* input layer default: 33 */
837 fail: input_free_device(input_dev);
843 static void adbhid_input_unregister(int id)
845 input_unregister_device(adbhid[id]->input);
846 kfree(adbhid[id]->keycode);
853 adbhid_input_reregister(int id, int default_id, int org_handler_id,
854 int cur_handler_id, int mk)
857 if (adbhid[id]->input->id.product !=
858 ((id << 12)|(default_id << 8)|org_handler_id)) {
859 adbhid_input_unregister(id);
860 adbhid_input_register(id, default_id, org_handler_id,
864 adbhid_input_register(id, default_id, org_handler_id,
870 adbhid_input_devcleanup(u16 exist)
874 if (adbhid[i] && !(exist&(1<<i)))
875 adbhid_input_unregister(i);
881 struct adb_request req;
882 int i, default_id, org_handler_id, cur_handler_id;
885 adb_register(ADB_MOUSE, 0, &mouse_ids, adbhid_mouse_input);
886 adb_register(ADB_KEYBOARD, 0, &keyboard_ids, adbhid_keyboard_input);
887 adb_register(ADB_MISC, 0, &buttons_ids, adbhid_buttons_input);
889 for (i = 0; i < keyboard_ids.nids; i++) {
890 int id = keyboard_ids.id[i];
892 adb_get_infos(id, &default_id, &org_handler_id);
894 /* turn off all leds */
895 adb_request(&req, NULL, ADBREQ_SYNC, 3,
896 ADB_WRITEREG(id, KEYB_LEDREG), 0xff, 0xff);
898 /* Enable full feature set of the keyboard
899 ->get it to send separate codes for left and right shift,
900 control, option keys */
901 #if 0 /* handler 5 doesn't send separate codes for R modifiers */
902 if (adb_try_handler_change(id, 5))
903 printk("ADB keyboard at %d, handler set to 5\n", id);
906 if (adb_try_handler_change(id, 3))
907 printk("ADB keyboard at %d, handler set to 3\n", id);
909 printk("ADB keyboard at %d, handler 1\n", id);
911 adb_get_infos(id, &default_id, &cur_handler_id);
912 reg |= adbhid_input_reregister(id, default_id, org_handler_id,
916 for (i = 0; i < buttons_ids.nids; i++) {
917 int id = buttons_ids.id[i];
919 adb_get_infos(id, &default_id, &org_handler_id);
920 reg |= adbhid_input_reregister(id, default_id, org_handler_id,
924 /* Try to switch all mice to handler 4, or 2 for three-button
925 mode and full resolution. */
926 for (i = 0; i < mouse_ids.nids; i++) {
927 int id = mouse_ids.id[i];
930 adb_get_infos(id, &default_id, &org_handler_id);
932 if (adb_try_handler_change(id, 4)) {
933 printk("ADB mouse at %d, handler set to 4", id);
934 mouse_kind = ADBMOUSE_EXTENDED;
936 else if (adb_try_handler_change(id, 0x2F)) {
937 printk("ADB mouse at %d, handler set to 0x2F", id);
938 mouse_kind = ADBMOUSE_MICROSPEED;
940 else if (adb_try_handler_change(id, 0x42)) {
941 printk("ADB mouse at %d, handler set to 0x42", id);
942 mouse_kind = ADBMOUSE_TRACKBALLPRO;
944 else if (adb_try_handler_change(id, 0x66)) {
945 printk("ADB mouse at %d, handler set to 0x66", id);
946 mouse_kind = ADBMOUSE_MICROSPEED;
948 else if (adb_try_handler_change(id, 0x5F)) {
949 printk("ADB mouse at %d, handler set to 0x5F", id);
950 mouse_kind = ADBMOUSE_MICROSPEED;
952 else if (adb_try_handler_change(id, 3)) {
953 printk("ADB mouse at %d, handler set to 3", id);
954 mouse_kind = ADBMOUSE_MS_A3;
956 else if (adb_try_handler_change(id, 2)) {
957 printk("ADB mouse at %d, handler set to 2", id);
958 mouse_kind = ADBMOUSE_STANDARD_200;
961 printk("ADB mouse at %d, handler 1", id);
962 mouse_kind = ADBMOUSE_STANDARD_100;
965 if ((mouse_kind == ADBMOUSE_TRACKBALLPRO)
966 || (mouse_kind == ADBMOUSE_MICROSPEED)) {
968 } else if (mouse_kind == ADBMOUSE_MS_A3) {
970 } else if (mouse_kind == ADBMOUSE_EXTENDED) {
972 * Register 1 is usually used for device
973 * identification. Here, we try to identify
974 * a known device and call the appropriate
977 adb_request(&req, NULL, ADBREQ_SYNC | ADBREQ_REPLY, 1,
980 if ((req.reply_len) &&
981 (req.reply[1] == 0x9a) && ((req.reply[2] == 0x21)
982 || (req.reply[2] == 0x20))) {
983 mouse_kind = ADBMOUSE_TRACKBALL;
986 else if ((req.reply_len >= 4) &&
987 (req.reply[1] == 0x74) && (req.reply[2] == 0x70) &&
988 (req.reply[3] == 0x61) && (req.reply[4] == 0x64)) {
989 mouse_kind = ADBMOUSE_TRACKPAD;
992 else if ((req.reply_len >= 4) &&
993 (req.reply[1] == 0x4b) && (req.reply[2] == 0x4d) &&
994 (req.reply[3] == 0x4c) && (req.reply[4] == 0x31)) {
995 mouse_kind = ADBMOUSE_TURBOMOUSE5;
998 else if ((req.reply_len == 9) &&
999 (req.reply[1] == 0x4b) && (req.reply[2] == 0x4f) &&
1000 (req.reply[3] == 0x49) && (req.reply[4] == 0x54)) {
1001 if (adb_try_handler_change(id, 0x42)) {
1002 printk("\nADB MacAlly 2-button mouse at %d, handler set to 0x42", id);
1003 mouse_kind = ADBMOUSE_MACALLY2;
1009 adb_get_infos(id, &default_id, &cur_handler_id);
1010 reg |= adbhid_input_reregister(id, default_id, org_handler_id,
1011 cur_handler_id, mouse_kind);
1013 adbhid_input_devcleanup(reg);
1017 init_trackpad(int id)
1019 struct adb_request req;
1020 unsigned char r1_buffer[8];
1022 printk(" (trackpad)");
1024 adb_request(&req, NULL, ADBREQ_SYNC | ADBREQ_REPLY, 1,
1026 if (req.reply_len < 8)
1027 printk("bad length for reg. 1\n");
1030 memcpy(r1_buffer, &req.reply[1], 8);
1032 adb_request(&req, NULL, ADBREQ_SYNC, 9,
1043 adb_request(&req, NULL, ADBREQ_SYNC, 9,
1054 adb_request(&req, NULL, ADBREQ_SYNC, 9,
1062 0x03, /*r1_buffer[6],*/
1065 /* Without this flush, the trackpad may be locked up */
1066 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id));
1071 init_trackball(int id)
1073 struct adb_request req;
1075 printk(" (trackman/mouseman)");
1077 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1078 ADB_WRITEREG(id,1), 00,0x81);
1080 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1081 ADB_WRITEREG(id,1), 01,0x81);
1083 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1084 ADB_WRITEREG(id,1), 02,0x81);
1086 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1087 ADB_WRITEREG(id,1), 03,0x38);
1089 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1090 ADB_WRITEREG(id,1), 00,0x81);
1092 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1093 ADB_WRITEREG(id,1), 01,0x81);
1095 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1096 ADB_WRITEREG(id,1), 02,0x81);
1098 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1099 ADB_WRITEREG(id,1), 03,0x38);
1103 init_turbomouse(int id)
1105 struct adb_request req;
1107 printk(" (TurboMouse 5)");
1109 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id));
1111 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(3));
1113 adb_request(&req, NULL, ADBREQ_SYNC, 9,
1124 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(3));
1126 adb_request(&req, NULL, ADBREQ_SYNC, 9,
1139 init_microspeed(int id)
1141 struct adb_request req;
1143 printk(" (Microspeed/MacPoint or compatible)");
1145 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id));
1147 /* This will initialize mice using the Microspeed, MacPoint and
1148 other compatible firmware. Bit 12 enables extended protocol.
1150 Register 1 Listen (4 Bytes)
1151 0 - 3 Button is mouse (set also for double clicking!!!)
1152 4 - 7 Button is locking (affects change speed also)
1153 8 - 11 Button changes speed
1154 12 1 = Extended mouse mode, 0 = normal mouse mode
1156 16 - 23 normal speed
1157 24 - 31 changed speed
1159 Register 1 talk holds version and product identification information.
1160 Register 1 Talk (4 Bytes):
1162 8 - 23 undefined, reserved
1163 24 - 31 Version number
1165 Speed 0 is max. 1 to 255 set speed in increments of 1/256 of max.
1167 adb_request(&req, NULL, ADBREQ_SYNC, 5,
1169 0x20, /* alt speed = 0x20 (rather slow) */
1170 0x00, /* norm speed = 0x00 (fastest) */
1171 0x10, /* extended protocol, no speed change */
1172 0x07); /* all buttons enabled as mouse buttons, no locking */
1175 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id));
1181 struct adb_request req;
1183 printk(" (Mouse Systems A3 Mouse, or compatible)");
1184 adb_request(&req, NULL, ADBREQ_SYNC, 3,
1185 ADB_WRITEREG(id, 0x2),
1189 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id));
1192 static int __init adbhid_init(void)
1195 if (!machine_is(chrp) && !machine_is(powermac))
1199 led_request.complete = 1;
1203 blocking_notifier_chain_register(&adb_client_list,
1204 &adbhid_adb_notifier);
1209 static void __exit adbhid_exit(void)
1213 module_init(adbhid_init);
1214 module_exit(adbhid_exit);