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virtio-serial-bus: Unset hotplug handler when unrealize
[qemu/ar7.git] / hw / usb / dev-hid.c
blobc40019df96f4ea13bba3c066e1296ed37a3a46b0
1 /*
2 * QEMU USB HID devices
3 *
4 * Copyright (c) 2005 Fabrice Bellard
5 * Copyright (c) 2007 OpenMoko, Inc. (andrew@openedhand.com)
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 */
25 #include "qemu/osdep.h"
26 #include "hw/hw.h"
27 #include "ui/console.h"
28 #include "hw/usb.h"
29 #include "hw/usb/desc.h"
30 #include "qapi/error.h"
31 #include "qemu/timer.h"
32 #include "hw/input/hid.h"
33
34 /* HID interface requests */
35 #define GET_REPORT 0xa101
36 #define GET_IDLE 0xa102
37 #define GET_PROTOCOL 0xa103
38 #define SET_REPORT 0x2109
39 #define SET_IDLE 0x210a
40 #define SET_PROTOCOL 0x210b
41
42 /* HID descriptor types */
43 #define USB_DT_HID 0x21
44 #define USB_DT_REPORT 0x22
45 #define USB_DT_PHY 0x23
46
47 typedef struct USBHIDState {
48 USBDevice dev;
49 USBEndpoint *intr;
50 HIDState hid;
51 uint32_t usb_version;
52 char *display;
53 uint32_t head;
54 } USBHIDState;
55
56 #define TYPE_USB_HID "usb-hid"
57 #define USB_HID(obj) OBJECT_CHECK(USBHIDState, (obj), TYPE_USB_HID)
58
59 enum {
60 STR_MANUFACTURER = 1,
61 STR_PRODUCT_MOUSE,
62 STR_PRODUCT_TABLET,
63 STR_PRODUCT_KEYBOARD,
64 STR_SERIALNUMBER,
65 STR_CONFIG_MOUSE,
66 STR_CONFIG_TABLET,
67 STR_CONFIG_KEYBOARD,
68 };
69
70 static const USBDescStrings desc_strings = {
71 [STR_MANUFACTURER] = "QEMU",
72 [STR_PRODUCT_MOUSE] = "QEMU USB Mouse",
73 [STR_PRODUCT_TABLET] = "QEMU USB Tablet",
74 [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard",
75 [STR_SERIALNUMBER] = "42", /* == remote wakeup works */
76 [STR_CONFIG_MOUSE] = "HID Mouse",
77 [STR_CONFIG_TABLET] = "HID Tablet",
78 [STR_CONFIG_KEYBOARD] = "HID Keyboard",
79 };
80
81 static const USBDescIface desc_iface_mouse = {
82 .bInterfaceNumber = 0,
83 .bNumEndpoints = 1,
84 .bInterfaceClass = USB_CLASS_HID,
85 .bInterfaceSubClass = 0x01, /* boot */
86 .bInterfaceProtocol = 0x02,
87 .ndesc = 1,
88 .descs = (USBDescOther[]) {
89 {
90 /* HID descriptor */
91 .data = (uint8_t[]) {
92 0x09, /* u8 bLength */
93 USB_DT_HID, /* u8 bDescriptorType */
94 0x01, 0x00, /* u16 HID_class */
95 0x00, /* u8 country_code */
96 0x01, /* u8 num_descriptors */
97 USB_DT_REPORT, /* u8 type: Report */
98 52, 0, /* u16 len */
99 },
100 },
101 },
102 .eps = (USBDescEndpoint[]) {
103 {
104 .bEndpointAddress = USB_DIR_IN | 0x01,
105 .bmAttributes = USB_ENDPOINT_XFER_INT,
106 .wMaxPacketSize = 4,
107 .bInterval = 0x0a,
108 },
109 },
110 };
111
112 static const USBDescIface desc_iface_mouse2 = {
113 .bInterfaceNumber = 0,
114 .bNumEndpoints = 1,
115 .bInterfaceClass = USB_CLASS_HID,
116 .bInterfaceSubClass = 0x01, /* boot */
117 .bInterfaceProtocol = 0x02,
118 .ndesc = 1,
119 .descs = (USBDescOther[]) {
120 {
121 /* HID descriptor */
122 .data = (uint8_t[]) {
123 0x09, /* u8 bLength */
124 USB_DT_HID, /* u8 bDescriptorType */
125 0x01, 0x00, /* u16 HID_class */
126 0x00, /* u8 country_code */
127 0x01, /* u8 num_descriptors */
128 USB_DT_REPORT, /* u8 type: Report */
129 52, 0, /* u16 len */
130 },
131 },
132 },
133 .eps = (USBDescEndpoint[]) {
134 {
135 .bEndpointAddress = USB_DIR_IN | 0x01,
136 .bmAttributes = USB_ENDPOINT_XFER_INT,
137 .wMaxPacketSize = 4,
138 .bInterval = 7, /* 2 ^ (8-1) * 125 usecs = 8 ms */
139 },
140 },
141 };
142
143 static const USBDescIface desc_iface_tablet = {
144 .bInterfaceNumber = 0,
145 .bNumEndpoints = 1,
146 .bInterfaceClass = USB_CLASS_HID,
147 .bInterfaceProtocol = 0x00,
148 .ndesc = 1,
149 .descs = (USBDescOther[]) {
150 {
151 /* HID descriptor */
152 .data = (uint8_t[]) {
153 0x09, /* u8 bLength */
154 USB_DT_HID, /* u8 bDescriptorType */
155 0x01, 0x00, /* u16 HID_class */
156 0x00, /* u8 country_code */
157 0x01, /* u8 num_descriptors */
158 USB_DT_REPORT, /* u8 type: Report */
159 74, 0, /* u16 len */
160 },
161 },
162 },
163 .eps = (USBDescEndpoint[]) {
164 {
165 .bEndpointAddress = USB_DIR_IN | 0x01,
166 .bmAttributes = USB_ENDPOINT_XFER_INT,
167 .wMaxPacketSize = 8,
168 .bInterval = 0x0a,
169 },
170 },
171 };
172
173 static const USBDescIface desc_iface_tablet2 = {
174 .bInterfaceNumber = 0,
175 .bNumEndpoints = 1,
176 .bInterfaceClass = USB_CLASS_HID,
177 .bInterfaceProtocol = 0x00,
178 .ndesc = 1,
179 .descs = (USBDescOther[]) {
180 {
181 /* HID descriptor */
182 .data = (uint8_t[]) {
183 0x09, /* u8 bLength */
184 USB_DT_HID, /* u8 bDescriptorType */
185 0x01, 0x00, /* u16 HID_class */
186 0x00, /* u8 country_code */
187 0x01, /* u8 num_descriptors */
188 USB_DT_REPORT, /* u8 type: Report */
189 74, 0, /* u16 len */
190 },
191 },
192 },
193 .eps = (USBDescEndpoint[]) {
194 {
195 .bEndpointAddress = USB_DIR_IN | 0x01,
196 .bmAttributes = USB_ENDPOINT_XFER_INT,
197 .wMaxPacketSize = 8,
198 .bInterval = 4, /* 2 ^ (4-1) * 125 usecs = 1 ms */
199 },
200 },
201 };
202
203 static const USBDescIface desc_iface_keyboard = {
204 .bInterfaceNumber = 0,
205 .bNumEndpoints = 1,
206 .bInterfaceClass = USB_CLASS_HID,
207 .bInterfaceSubClass = 0x01, /* boot */
208 .bInterfaceProtocol = 0x01, /* keyboard */
209 .ndesc = 1,
210 .descs = (USBDescOther[]) {
211 {
212 /* HID descriptor */
213 .data = (uint8_t[]) {
214 0x09, /* u8 bLength */
215 USB_DT_HID, /* u8 bDescriptorType */
216 0x11, 0x01, /* u16 HID_class */
217 0x00, /* u8 country_code */
218 0x01, /* u8 num_descriptors */
219 USB_DT_REPORT, /* u8 type: Report */
220 0x3f, 0, /* u16 len */
221 },
222 },
223 },
224 .eps = (USBDescEndpoint[]) {
225 {
226 .bEndpointAddress = USB_DIR_IN | 0x01,
227 .bmAttributes = USB_ENDPOINT_XFER_INT,
228 .wMaxPacketSize = 8,
229 .bInterval = 0x0a,
230 },
231 },
232 };
233
234 static const USBDescIface desc_iface_keyboard2 = {
235 .bInterfaceNumber = 0,
236 .bNumEndpoints = 1,
237 .bInterfaceClass = USB_CLASS_HID,
238 .bInterfaceSubClass = 0x01, /* boot */
239 .bInterfaceProtocol = 0x01, /* keyboard */
240 .ndesc = 1,
241 .descs = (USBDescOther[]) {
242 {
243 /* HID descriptor */
244 .data = (uint8_t[]) {
245 0x09, /* u8 bLength */
246 USB_DT_HID, /* u8 bDescriptorType */
247 0x11, 0x01, /* u16 HID_class */
248 0x00, /* u8 country_code */
249 0x01, /* u8 num_descriptors */
250 USB_DT_REPORT, /* u8 type: Report */
251 0x3f, 0, /* u16 len */
252 },
253 },
254 },
255 .eps = (USBDescEndpoint[]) {
256 {
257 .bEndpointAddress = USB_DIR_IN | 0x01,
258 .bmAttributes = USB_ENDPOINT_XFER_INT,
259 .wMaxPacketSize = 8,
260 .bInterval = 7, /* 2 ^ (8-1) * 125 usecs = 8 ms */
261 },
262 },
263 };
264
265 static const USBDescDevice desc_device_mouse = {
266 .bcdUSB = 0x0100,
267 .bMaxPacketSize0 = 8,
268 .bNumConfigurations = 1,
269 .confs = (USBDescConfig[]) {
270 {
271 .bNumInterfaces = 1,
272 .bConfigurationValue = 1,
273 .iConfiguration = STR_CONFIG_MOUSE,
274 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
275 .bMaxPower = 50,
276 .nif = 1,
277 .ifs = &desc_iface_mouse,
278 },
279 },
280 };
281
282 static const USBDescDevice desc_device_mouse2 = {
283 .bcdUSB = 0x0200,
284 .bMaxPacketSize0 = 64,
285 .bNumConfigurations = 1,
286 .confs = (USBDescConfig[]) {
287 {
288 .bNumInterfaces = 1,
289 .bConfigurationValue = 1,
290 .iConfiguration = STR_CONFIG_MOUSE,
291 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
292 .bMaxPower = 50,
293 .nif = 1,
294 .ifs = &desc_iface_mouse2,
295 },
296 },
297 };
298
299 static const USBDescDevice desc_device_tablet = {
300 .bcdUSB = 0x0100,
301 .bMaxPacketSize0 = 8,
302 .bNumConfigurations = 1,
303 .confs = (USBDescConfig[]) {
304 {
305 .bNumInterfaces = 1,
306 .bConfigurationValue = 1,
307 .iConfiguration = STR_CONFIG_TABLET,
308 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
309 .bMaxPower = 50,
310 .nif = 1,
311 .ifs = &desc_iface_tablet,
312 },
313 },
314 };
315
316 static const USBDescDevice desc_device_tablet2 = {
317 .bcdUSB = 0x0200,
318 .bMaxPacketSize0 = 64,
319 .bNumConfigurations = 1,
320 .confs = (USBDescConfig[]) {
321 {
322 .bNumInterfaces = 1,
323 .bConfigurationValue = 1,
324 .iConfiguration = STR_CONFIG_TABLET,
325 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
326 .bMaxPower = 50,
327 .nif = 1,
328 .ifs = &desc_iface_tablet2,
329 },
330 },
331 };
332
333 static const USBDescDevice desc_device_keyboard = {
334 .bcdUSB = 0x0100,
335 .bMaxPacketSize0 = 8,
336 .bNumConfigurations = 1,
337 .confs = (USBDescConfig[]) {
338 {
339 .bNumInterfaces = 1,
340 .bConfigurationValue = 1,
341 .iConfiguration = STR_CONFIG_KEYBOARD,
342 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
343 .bMaxPower = 50,
344 .nif = 1,
345 .ifs = &desc_iface_keyboard,
346 },
347 },
348 };
349
350 static const USBDescDevice desc_device_keyboard2 = {
351 .bcdUSB = 0x0200,
352 .bMaxPacketSize0 = 64,
353 .bNumConfigurations = 1,
354 .confs = (USBDescConfig[]) {
355 {
356 .bNumInterfaces = 1,
357 .bConfigurationValue = 1,
358 .iConfiguration = STR_CONFIG_KEYBOARD,
359 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP,
360 .bMaxPower = 50,
361 .nif = 1,
362 .ifs = &desc_iface_keyboard2,
363 },
364 },
365 };
366
367 static const USBDescMSOS desc_msos_suspend = {
368 .SelectiveSuspendEnabled = true,
369 };
370
371 static const USBDesc desc_mouse = {
372 .id = {
373 .idVendor = 0x0627,
374 .idProduct = 0x0001,
375 .bcdDevice = 0,
376 .iManufacturer = STR_MANUFACTURER,
377 .iProduct = STR_PRODUCT_MOUSE,
378 .iSerialNumber = STR_SERIALNUMBER,
379 },
380 .full = &desc_device_mouse,
381 .str = desc_strings,
382 .msos = &desc_msos_suspend,
383 };
384
385 static const USBDesc desc_mouse2 = {
386 .id = {
387 .idVendor = 0x0627,
388 .idProduct = 0x0001,
389 .bcdDevice = 0,
390 .iManufacturer = STR_MANUFACTURER,
391 .iProduct = STR_PRODUCT_MOUSE,
392 .iSerialNumber = STR_SERIALNUMBER,
393 },
394 .full = &desc_device_mouse,
395 .high = &desc_device_mouse2,
396 .str = desc_strings,
397 .msos = &desc_msos_suspend,
398 };
399
400 static const USBDesc desc_tablet = {
401 .id = {
402 .idVendor = 0x0627,
403 .idProduct = 0x0001,
404 .bcdDevice = 0,
405 .iManufacturer = STR_MANUFACTURER,
406 .iProduct = STR_PRODUCT_TABLET,
407 .iSerialNumber = STR_SERIALNUMBER,
408 },
409 .full = &desc_device_tablet,
410 .str = desc_strings,
411 .msos = &desc_msos_suspend,
412 };
413
414 static const USBDesc desc_tablet2 = {
415 .id = {
416 .idVendor = 0x0627,
417 .idProduct = 0x0001,
418 .bcdDevice = 0,
419 .iManufacturer = STR_MANUFACTURER,
420 .iProduct = STR_PRODUCT_TABLET,
421 .iSerialNumber = STR_SERIALNUMBER,
422 },
423 .full = &desc_device_tablet,
424 .high = &desc_device_tablet2,
425 .str = desc_strings,
426 .msos = &desc_msos_suspend,
427 };
428
429 static const USBDesc desc_keyboard = {
430 .id = {
431 .idVendor = 0x0627,
432 .idProduct = 0x0001,
433 .bcdDevice = 0,
434 .iManufacturer = STR_MANUFACTURER,
435 .iProduct = STR_PRODUCT_KEYBOARD,
436 .iSerialNumber = STR_SERIALNUMBER,
437 },
438 .full = &desc_device_keyboard,
439 .str = desc_strings,
440 .msos = &desc_msos_suspend,
441 };
442
443 static const USBDesc desc_keyboard2 = {
444 .id = {
445 .idVendor = 0x0627,
446 .idProduct = 0x0001,
447 .bcdDevice = 0,
448 .iManufacturer = STR_MANUFACTURER,
449 .iProduct = STR_PRODUCT_KEYBOARD,
450 .iSerialNumber = STR_SERIALNUMBER,
451 },
452 .full = &desc_device_keyboard,
453 .high = &desc_device_keyboard2,
454 .str = desc_strings,
455 .msos = &desc_msos_suspend,
456 };
457
458 static const uint8_t qemu_mouse_hid_report_descriptor[] = {
459 0x05, 0x01, /* Usage Page (Generic Desktop) */
460 0x09, 0x02, /* Usage (Mouse) */
461 0xa1, 0x01, /* Collection (Application) */
462 0x09, 0x01, /* Usage (Pointer) */
463 0xa1, 0x00, /* Collection (Physical) */
464 0x05, 0x09, /* Usage Page (Button) */
465 0x19, 0x01, /* Usage Minimum (1) */
466 0x29, 0x03, /* Usage Maximum (3) */
467 0x15, 0x00, /* Logical Minimum (0) */
468 0x25, 0x01, /* Logical Maximum (1) */
469 0x95, 0x03, /* Report Count (3) */
470 0x75, 0x01, /* Report Size (1) */
471 0x81, 0x02, /* Input (Data, Variable, Absolute) */
472 0x95, 0x01, /* Report Count (1) */
473 0x75, 0x05, /* Report Size (5) */
474 0x81, 0x01, /* Input (Constant) */
475 0x05, 0x01, /* Usage Page (Generic Desktop) */
476 0x09, 0x30, /* Usage (X) */
477 0x09, 0x31, /* Usage (Y) */
478 0x09, 0x38, /* Usage (Wheel) */
479 0x15, 0x81, /* Logical Minimum (-0x7f) */
480 0x25, 0x7f, /* Logical Maximum (0x7f) */
481 0x75, 0x08, /* Report Size (8) */
482 0x95, 0x03, /* Report Count (3) */
483 0x81, 0x06, /* Input (Data, Variable, Relative) */
484 0xc0, /* End Collection */
485 0xc0, /* End Collection */
486 };
487
488 static const uint8_t qemu_tablet_hid_report_descriptor[] = {
489 0x05, 0x01, /* Usage Page (Generic Desktop) */
490 0x09, 0x02, /* Usage (Mouse) */
491 0xa1, 0x01, /* Collection (Application) */
492 0x09, 0x01, /* Usage (Pointer) */
493 0xa1, 0x00, /* Collection (Physical) */
494 0x05, 0x09, /* Usage Page (Button) */
495 0x19, 0x01, /* Usage Minimum (1) */
496 0x29, 0x03, /* Usage Maximum (3) */
497 0x15, 0x00, /* Logical Minimum (0) */
498 0x25, 0x01, /* Logical Maximum (1) */
499 0x95, 0x03, /* Report Count (3) */
500 0x75, 0x01, /* Report Size (1) */
501 0x81, 0x02, /* Input (Data, Variable, Absolute) */
502 0x95, 0x01, /* Report Count (1) */
503 0x75, 0x05, /* Report Size (5) */
504 0x81, 0x01, /* Input (Constant) */
505 0x05, 0x01, /* Usage Page (Generic Desktop) */
506 0x09, 0x30, /* Usage (X) */
507 0x09, 0x31, /* Usage (Y) */
508 0x15, 0x00, /* Logical Minimum (0) */
509 0x26, 0xff, 0x7f, /* Logical Maximum (0x7fff) */
510 0x35, 0x00, /* Physical Minimum (0) */
511 0x46, 0xff, 0x7f, /* Physical Maximum (0x7fff) */
512 0x75, 0x10, /* Report Size (16) */
513 0x95, 0x02, /* Report Count (2) */
514 0x81, 0x02, /* Input (Data, Variable, Absolute) */
515 0x05, 0x01, /* Usage Page (Generic Desktop) */
516 0x09, 0x38, /* Usage (Wheel) */
517 0x15, 0x81, /* Logical Minimum (-0x7f) */
518 0x25, 0x7f, /* Logical Maximum (0x7f) */
519 0x35, 0x00, /* Physical Minimum (same as logical) */
520 0x45, 0x00, /* Physical Maximum (same as logical) */
521 0x75, 0x08, /* Report Size (8) */
522 0x95, 0x01, /* Report Count (1) */
523 0x81, 0x06, /* Input (Data, Variable, Relative) */
524 0xc0, /* End Collection */
525 0xc0, /* End Collection */
526 };
527
528 static const uint8_t qemu_keyboard_hid_report_descriptor[] = {
529 0x05, 0x01, /* Usage Page (Generic Desktop) */
530 0x09, 0x06, /* Usage (Keyboard) */
531 0xa1, 0x01, /* Collection (Application) */
532 0x75, 0x01, /* Report Size (1) */
533 0x95, 0x08, /* Report Count (8) */
534 0x05, 0x07, /* Usage Page (Key Codes) */
535 0x19, 0xe0, /* Usage Minimum (224) */
536 0x29, 0xe7, /* Usage Maximum (231) */
537 0x15, 0x00, /* Logical Minimum (0) */
538 0x25, 0x01, /* Logical Maximum (1) */
539 0x81, 0x02, /* Input (Data, Variable, Absolute) */
540 0x95, 0x01, /* Report Count (1) */
541 0x75, 0x08, /* Report Size (8) */
542 0x81, 0x01, /* Input (Constant) */
543 0x95, 0x05, /* Report Count (5) */
544 0x75, 0x01, /* Report Size (1) */
545 0x05, 0x08, /* Usage Page (LEDs) */
546 0x19, 0x01, /* Usage Minimum (1) */
547 0x29, 0x05, /* Usage Maximum (5) */
548 0x91, 0x02, /* Output (Data, Variable, Absolute) */
549 0x95, 0x01, /* Report Count (1) */
550 0x75, 0x03, /* Report Size (3) */
551 0x91, 0x01, /* Output (Constant) */
552 0x95, 0x06, /* Report Count (6) */
553 0x75, 0x08, /* Report Size (8) */
554 0x15, 0x00, /* Logical Minimum (0) */
555 0x25, 0xff, /* Logical Maximum (255) */
556 0x05, 0x07, /* Usage Page (Key Codes) */
557 0x19, 0x00, /* Usage Minimum (0) */
558 0x29, 0xff, /* Usage Maximum (255) */
559 0x81, 0x00, /* Input (Data, Array) */
560 0xc0, /* End Collection */
561 };
562
563 static void usb_hid_changed(HIDState *hs)
564 {
565 USBHIDState *us = container_of(hs, USBHIDState, hid);
566
567 usb_wakeup(us->intr, 0);
568 }
569
570 static void usb_hid_handle_reset(USBDevice *dev)
571 {
572 USBHIDState *us = USB_HID(dev);
573
574 hid_reset(&us->hid);
575 }
576
577 static void usb_hid_handle_control(USBDevice *dev, USBPacket *p,
578 int request, int value, int index, int length, uint8_t *data)
579 {
580 USBHIDState *us = USB_HID(dev);
581 HIDState *hs = &us->hid;
582 int ret;
583
584 ret = usb_desc_handle_control(dev, p, request, value, index, length, data);
585 if (ret >= 0) {
586 return;
587 }
588
589 switch (request) {
590 /* hid specific requests */
591 case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
592 switch (value >> 8) {
593 case 0x22:
594 if (hs->kind == HID_MOUSE) {
595 memcpy(data, qemu_mouse_hid_report_descriptor,
596 sizeof(qemu_mouse_hid_report_descriptor));
597 p->actual_length = sizeof(qemu_mouse_hid_report_descriptor);
598 } else if (hs->kind == HID_TABLET) {
599 memcpy(data, qemu_tablet_hid_report_descriptor,
600 sizeof(qemu_tablet_hid_report_descriptor));
601 p->actual_length = sizeof(qemu_tablet_hid_report_descriptor);
602 } else if (hs->kind == HID_KEYBOARD) {
603 memcpy(data, qemu_keyboard_hid_report_descriptor,
604 sizeof(qemu_keyboard_hid_report_descriptor));
605 p->actual_length = sizeof(qemu_keyboard_hid_report_descriptor);
606 }
607 break;
608 default:
609 goto fail;
610 }
611 break;
612 case GET_REPORT:
613 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
614 p->actual_length = hid_pointer_poll(hs, data, length);
615 } else if (hs->kind == HID_KEYBOARD) {
616 p->actual_length = hid_keyboard_poll(hs, data, length);
617 }
618 break;
619 case SET_REPORT:
620 if (hs->kind == HID_KEYBOARD) {
621 p->actual_length = hid_keyboard_write(hs, data, length);
622 } else {
623 goto fail;
624 }
625 break;
626 case GET_PROTOCOL:
627 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
628 goto fail;
629 }
630 data[0] = hs->protocol;
631 p->actual_length = 1;
632 break;
633 case SET_PROTOCOL:
634 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
635 goto fail;
636 }
637 hs->protocol = value;
638 break;
639 case GET_IDLE:
640 data[0] = hs->idle;
641 p->actual_length = 1;
642 break;
643 case SET_IDLE:
644 hs->idle = (uint8_t) (value >> 8);
645 hid_set_next_idle(hs);
646 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
647 hid_pointer_activate(hs);
648 }
649 break;
650 default:
651 fail:
652 p->status = USB_RET_STALL;
653 break;
654 }
655 }
656
657 static void usb_hid_handle_data(USBDevice *dev, USBPacket *p)
658 {
659 USBHIDState *us = USB_HID(dev);
660 HIDState *hs = &us->hid;
661 uint8_t buf[p->iov.size];
662 int len = 0;
663
664 switch (p->pid) {
665 case USB_TOKEN_IN:
666 if (p->ep->nr == 1) {
667 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
668 hid_pointer_activate(hs);
669 }
670 if (!hid_has_events(hs)) {
671 p->status = USB_RET_NAK;
672 return;
673 }
674 hid_set_next_idle(hs);
675 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
676 len = hid_pointer_poll(hs, buf, p->iov.size);
677 } else if (hs->kind == HID_KEYBOARD) {
678 len = hid_keyboard_poll(hs, buf, p->iov.size);
679 }
680 usb_packet_copy(p, buf, len);
681 } else {
682 goto fail;
683 }
684 break;
685 case USB_TOKEN_OUT:
686 default:
687 fail:
688 p->status = USB_RET_STALL;
689 break;
690 }
691 }
692
693 static void usb_hid_unrealize(USBDevice *dev, Error **errp)
694 {
695 USBHIDState *us = USB_HID(dev);
696
697 hid_free(&us->hid);
698 }
699
700 static void usb_hid_initfn(USBDevice *dev, int kind,
701 const USBDesc *usb1, const USBDesc *usb2,
702 Error **errp)
703 {
704 USBHIDState *us = USB_HID(dev);
705 switch (us->usb_version) {
706 case 1:
707 dev->usb_desc = usb1;
708 break;
709 case 2:
710 dev->usb_desc = usb2;
711 break;
712 default:
713 dev->usb_desc = NULL;
714 }
715 if (!dev->usb_desc) {
716 error_setg(errp, "Invalid usb version %d for usb hid device",
717 us->usb_version);
718 return;
719 }
720
721 if (dev->serial) {
722 usb_desc_set_string(dev, STR_SERIALNUMBER, dev->serial);
723 }
724 usb_desc_init(dev);
725 us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1);
726 hid_init(&us->hid, kind, usb_hid_changed);
727 if (us->display && us->hid.s) {
728 qemu_input_handler_bind(us->hid.s, us->display, us->head, NULL);
729 }
730 }
731
732 static void usb_tablet_realize(USBDevice *dev, Error **errp)
733 {
734
735 usb_hid_initfn(dev, HID_TABLET, &desc_tablet, &desc_tablet2, errp);
736 }
737
738 static void usb_mouse_realize(USBDevice *dev, Error **errp)
739 {
740 usb_hid_initfn(dev, HID_MOUSE, &desc_mouse, &desc_mouse2, errp);
741 }
742
743 static void usb_keyboard_realize(USBDevice *dev, Error **errp)
744 {
745 usb_hid_initfn(dev, HID_KEYBOARD, &desc_keyboard, &desc_keyboard2, errp);
746 }
747
748 static int usb_ptr_post_load(void *opaque, int version_id)
749 {
750 USBHIDState *s = opaque;
751
752 if (s->dev.remote_wakeup) {
753 hid_pointer_activate(&s->hid);
754 }
755 return 0;
756 }
757
758 static const VMStateDescription vmstate_usb_ptr = {
759 .name = "usb-ptr",
760 .version_id = 1,
761 .minimum_version_id = 1,
762 .post_load = usb_ptr_post_load,
763 .fields = (VMStateField[]) {
764 VMSTATE_USB_DEVICE(dev, USBHIDState),
765 VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState),
766 VMSTATE_END_OF_LIST()
767 }
768 };
769
770 static const VMStateDescription vmstate_usb_kbd = {
771 .name = "usb-kbd",
772 .version_id = 1,
773 .minimum_version_id = 1,
774 .fields = (VMStateField[]) {
775 VMSTATE_USB_DEVICE(dev, USBHIDState),
776 VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState),
777 VMSTATE_END_OF_LIST()
778 }
779 };
780
781 static void usb_hid_class_initfn(ObjectClass *klass, void *data)
782 {
783 USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
784
785 uc->handle_reset = usb_hid_handle_reset;
786 uc->handle_control = usb_hid_handle_control;
787 uc->handle_data = usb_hid_handle_data;
788 uc->unrealize = usb_hid_unrealize;
789 uc->handle_attach = usb_desc_attach;
790 }
791
792 static const TypeInfo usb_hid_type_info = {
793 .name = TYPE_USB_HID,
794 .parent = TYPE_USB_DEVICE,
795 .instance_size = sizeof(USBHIDState),
796 .abstract = true,
797 .class_init = usb_hid_class_initfn,
798 };
799
800 static Property usb_tablet_properties[] = {
801 DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2),
802 DEFINE_PROP_STRING("display", USBHIDState, display),
803 DEFINE_PROP_UINT32("head", USBHIDState, head, 0),
804 DEFINE_PROP_END_OF_LIST(),
805 };
806
807 static void usb_tablet_class_initfn(ObjectClass *klass, void *data)
808 {
809 DeviceClass *dc = DEVICE_CLASS(klass);
810 USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
811
812 uc->realize = usb_tablet_realize;
813 uc->product_desc = "QEMU USB Tablet";
814 dc->vmsd = &vmstate_usb_ptr;
815 dc->props = usb_tablet_properties;
816 set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
817 }
818
819 static const TypeInfo usb_tablet_info = {
820 .name = "usb-tablet",
821 .parent = TYPE_USB_HID,
822 .class_init = usb_tablet_class_initfn,
823 };
824
825 static Property usb_mouse_properties[] = {
826 DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2),
827 DEFINE_PROP_END_OF_LIST(),
828 };
829
830 static void usb_mouse_class_initfn(ObjectClass *klass, void *data)
831 {
832 DeviceClass *dc = DEVICE_CLASS(klass);
833 USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
834
835 uc->realize = usb_mouse_realize;
836 uc->product_desc = "QEMU USB Mouse";
837 dc->vmsd = &vmstate_usb_ptr;
838 dc->props = usb_mouse_properties;
839 set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
840 }
841
842 static const TypeInfo usb_mouse_info = {
843 .name = "usb-mouse",
844 .parent = TYPE_USB_HID,
845 .class_init = usb_mouse_class_initfn,
846 };
847
848 static Property usb_keyboard_properties[] = {
849 DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2),
850 DEFINE_PROP_STRING("display", USBHIDState, display),
851 DEFINE_PROP_END_OF_LIST(),
852 };
853
854 static void usb_keyboard_class_initfn(ObjectClass *klass, void *data)
855 {
856 DeviceClass *dc = DEVICE_CLASS(klass);
857 USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
858
859 uc->realize = usb_keyboard_realize;
860 uc->product_desc = "QEMU USB Keyboard";
861 dc->vmsd = &vmstate_usb_kbd;
862 dc->props = usb_keyboard_properties;
863 set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
864 }
865
866 static const TypeInfo usb_keyboard_info = {
867 .name = "usb-kbd",
868 .parent = TYPE_USB_HID,
869 .class_init = usb_keyboard_class_initfn,
870 };
871
872 static void usb_hid_register_types(void)
873 {
874 type_register_static(&usb_hid_type_info);
875 type_register_static(&usb_tablet_info);
876 usb_legacy_register("usb-tablet", "tablet", NULL);
877 type_register_static(&usb_mouse_info);
878 usb_legacy_register("usb-mouse", "mouse", NULL);
879 type_register_static(&usb_keyboard_info);
880 usb_legacy_register("usb-kbd", "keyboard", NULL);
881 }
882
883 type_init(usb_hid_register_types)
AR7 emulation for QEMU