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 "hw/hw.h" 26 #include "ui/console.h" 27 #include "hw/usb.h" 28 #include "hw/usb/desc.h" 29 #include "qemu/timer.h" 30 #include "hw/input/hid.h" 31 32 /* HID interface requests */ 33 #define GET_REPORT 0xa101 34 #define GET_IDLE 0xa102 35 #define GET_PROTOCOL 0xa103 36 #define SET_REPORT 0x2109 37 #define SET_IDLE 0x210a 38 #define SET_PROTOCOL 0x210b 39 40 /* HID descriptor types */ 41 #define USB_DT_HID 0x21 42 #define USB_DT_REPORT 0x22 43 #define USB_DT_PHY 0x23 44 45 typedef struct USBHIDState { 46 USBDevice dev; 47 USBEndpoint *intr; 48 HIDState hid; 49 uint32_t usb_version; 50 char *display; 51 uint32_t head; 52 } USBHIDState; 53 54 enum { 55 STR_MANUFACTURER = 1, 56 STR_PRODUCT_MOUSE, 57 STR_PRODUCT_TABLET, 58 STR_PRODUCT_KEYBOARD, 59 STR_SERIALNUMBER, 60 STR_CONFIG_MOUSE, 61 STR_CONFIG_TABLET, 62 STR_CONFIG_KEYBOARD, 63 }; 64 65 static const USBDescStrings desc_strings = { 66 [STR_MANUFACTURER] = "QEMU", 67 [STR_PRODUCT_MOUSE] = "QEMU USB Mouse", 68 [STR_PRODUCT_TABLET] = "QEMU USB Tablet", 69 [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard", 70 [STR_SERIALNUMBER] = "42", /* == remote wakeup works */ 71 [STR_CONFIG_MOUSE] = "HID Mouse", 72 [STR_CONFIG_TABLET] = "HID Tablet", 73 [STR_CONFIG_KEYBOARD] = "HID Keyboard", 74 }; 75 76 static const USBDescIface desc_iface_mouse = { 77 .bInterfaceNumber = 0, 78 .bNumEndpoints = 1, 79 .bInterfaceClass = USB_CLASS_HID, 80 .bInterfaceSubClass = 0x01, /* boot */ 81 .bInterfaceProtocol = 0x02, 82 .ndesc = 1, 83 .descs = (USBDescOther[]) { 84 { 85 /* HID descriptor */ 86 .data = (uint8_t[]) { 87 0x09, /* u8 bLength */ 88 USB_DT_HID, /* u8 bDescriptorType */ 89 0x01, 0x00, /* u16 HID_class */ 90 0x00, /* u8 country_code */ 91 0x01, /* u8 num_descriptors */ 92 USB_DT_REPORT, /* u8 type: Report */ 93 52, 0, /* u16 len */ 94 }, 95 }, 96 }, 97 .eps = (USBDescEndpoint[]) { 98 { 99 .bEndpointAddress = USB_DIR_IN | 0x01, 100 .bmAttributes = USB_ENDPOINT_XFER_INT, 101 .wMaxPacketSize = 4, 102 .bInterval = 0x0a, 103 }, 104 }, 105 }; 106 107 static const USBDescIface desc_iface_tablet = { 108 .bInterfaceNumber = 0, 109 .bNumEndpoints = 1, 110 .bInterfaceClass = USB_CLASS_HID, 111 .bInterfaceProtocol = 0x02, 112 .ndesc = 1, 113 .descs = (USBDescOther[]) { 114 { 115 /* HID descriptor */ 116 .data = (uint8_t[]) { 117 0x09, /* u8 bLength */ 118 USB_DT_HID, /* u8 bDescriptorType */ 119 0x01, 0x00, /* u16 HID_class */ 120 0x00, /* u8 country_code */ 121 0x01, /* u8 num_descriptors */ 122 USB_DT_REPORT, /* u8 type: Report */ 123 74, 0, /* u16 len */ 124 }, 125 }, 126 }, 127 .eps = (USBDescEndpoint[]) { 128 { 129 .bEndpointAddress = USB_DIR_IN | 0x01, 130 .bmAttributes = USB_ENDPOINT_XFER_INT, 131 .wMaxPacketSize = 8, 132 .bInterval = 0x0a, 133 }, 134 }, 135 }; 136 137 static const USBDescIface desc_iface_tablet2 = { 138 .bInterfaceNumber = 0, 139 .bNumEndpoints = 1, 140 .bInterfaceClass = USB_CLASS_HID, 141 .bInterfaceProtocol = 0x02, 142 .ndesc = 1, 143 .descs = (USBDescOther[]) { 144 { 145 /* HID descriptor */ 146 .data = (uint8_t[]) { 147 0x09, /* u8 bLength */ 148 USB_DT_HID, /* u8 bDescriptorType */ 149 0x01, 0x00, /* u16 HID_class */ 150 0x00, /* u8 country_code */ 151 0x01, /* u8 num_descriptors */ 152 USB_DT_REPORT, /* u8 type: Report */ 153 74, 0, /* u16 len */ 154 }, 155 }, 156 }, 157 .eps = (USBDescEndpoint[]) { 158 { 159 .bEndpointAddress = USB_DIR_IN | 0x01, 160 .bmAttributes = USB_ENDPOINT_XFER_INT, 161 .wMaxPacketSize = 8, 162 .bInterval = 4, /* 2 ^ (4-1) * 125 usecs = 1 ms */ 163 }, 164 }, 165 }; 166 167 static const USBDescIface desc_iface_keyboard = { 168 .bInterfaceNumber = 0, 169 .bNumEndpoints = 1, 170 .bInterfaceClass = USB_CLASS_HID, 171 .bInterfaceSubClass = 0x01, /* boot */ 172 .bInterfaceProtocol = 0x01, /* keyboard */ 173 .ndesc = 1, 174 .descs = (USBDescOther[]) { 175 { 176 /* HID descriptor */ 177 .data = (uint8_t[]) { 178 0x09, /* u8 bLength */ 179 USB_DT_HID, /* u8 bDescriptorType */ 180 0x11, 0x01, /* u16 HID_class */ 181 0x00, /* u8 country_code */ 182 0x01, /* u8 num_descriptors */ 183 USB_DT_REPORT, /* u8 type: Report */ 184 0x3f, 0, /* u16 len */ 185 }, 186 }, 187 }, 188 .eps = (USBDescEndpoint[]) { 189 { 190 .bEndpointAddress = USB_DIR_IN | 0x01, 191 .bmAttributes = USB_ENDPOINT_XFER_INT, 192 .wMaxPacketSize = 8, 193 .bInterval = 0x0a, 194 }, 195 }, 196 }; 197 198 static const USBDescDevice desc_device_mouse = { 199 .bcdUSB = 0x0100, 200 .bMaxPacketSize0 = 8, 201 .bNumConfigurations = 1, 202 .confs = (USBDescConfig[]) { 203 { 204 .bNumInterfaces = 1, 205 .bConfigurationValue = 1, 206 .iConfiguration = STR_CONFIG_MOUSE, 207 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, 208 .bMaxPower = 50, 209 .nif = 1, 210 .ifs = &desc_iface_mouse, 211 }, 212 }, 213 }; 214 215 static const USBDescDevice desc_device_tablet = { 216 .bcdUSB = 0x0100, 217 .bMaxPacketSize0 = 8, 218 .bNumConfigurations = 1, 219 .confs = (USBDescConfig[]) { 220 { 221 .bNumInterfaces = 1, 222 .bConfigurationValue = 1, 223 .iConfiguration = STR_CONFIG_TABLET, 224 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, 225 .bMaxPower = 50, 226 .nif = 1, 227 .ifs = &desc_iface_tablet, 228 }, 229 }, 230 }; 231 232 static const USBDescDevice desc_device_tablet2 = { 233 .bcdUSB = 0x0200, 234 .bMaxPacketSize0 = 64, 235 .bNumConfigurations = 1, 236 .confs = (USBDescConfig[]) { 237 { 238 .bNumInterfaces = 1, 239 .bConfigurationValue = 1, 240 .iConfiguration = STR_CONFIG_TABLET, 241 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, 242 .bMaxPower = 50, 243 .nif = 1, 244 .ifs = &desc_iface_tablet2, 245 }, 246 }, 247 }; 248 249 static const USBDescDevice desc_device_keyboard = { 250 .bcdUSB = 0x0100, 251 .bMaxPacketSize0 = 8, 252 .bNumConfigurations = 1, 253 .confs = (USBDescConfig[]) { 254 { 255 .bNumInterfaces = 1, 256 .bConfigurationValue = 1, 257 .iConfiguration = STR_CONFIG_KEYBOARD, 258 .bmAttributes = USB_CFG_ATT_ONE | USB_CFG_ATT_WAKEUP, 259 .bMaxPower = 50, 260 .nif = 1, 261 .ifs = &desc_iface_keyboard, 262 }, 263 }, 264 }; 265 266 static const USBDescMSOS desc_msos_suspend = { 267 .SelectiveSuspendEnabled = true, 268 }; 269 270 static const USBDesc desc_mouse = { 271 .id = { 272 .idVendor = 0x0627, 273 .idProduct = 0x0001, 274 .bcdDevice = 0, 275 .iManufacturer = STR_MANUFACTURER, 276 .iProduct = STR_PRODUCT_MOUSE, 277 .iSerialNumber = STR_SERIALNUMBER, 278 }, 279 .full = &desc_device_mouse, 280 .str = desc_strings, 281 .msos = &desc_msos_suspend, 282 }; 283 284 static const USBDesc desc_tablet = { 285 .id = { 286 .idVendor = 0x0627, 287 .idProduct = 0x0001, 288 .bcdDevice = 0, 289 .iManufacturer = STR_MANUFACTURER, 290 .iProduct = STR_PRODUCT_TABLET, 291 .iSerialNumber = STR_SERIALNUMBER, 292 }, 293 .full = &desc_device_tablet, 294 .str = desc_strings, 295 .msos = &desc_msos_suspend, 296 }; 297 298 static const USBDesc desc_tablet2 = { 299 .id = { 300 .idVendor = 0x0627, 301 .idProduct = 0x0001, 302 .bcdDevice = 0, 303 .iManufacturer = STR_MANUFACTURER, 304 .iProduct = STR_PRODUCT_TABLET, 305 .iSerialNumber = STR_SERIALNUMBER, 306 }, 307 .full = &desc_device_tablet, 308 .high = &desc_device_tablet2, 309 .str = desc_strings, 310 .msos = &desc_msos_suspend, 311 }; 312 313 static const USBDesc desc_keyboard = { 314 .id = { 315 .idVendor = 0x0627, 316 .idProduct = 0x0001, 317 .bcdDevice = 0, 318 .iManufacturer = STR_MANUFACTURER, 319 .iProduct = STR_PRODUCT_KEYBOARD, 320 .iSerialNumber = STR_SERIALNUMBER, 321 }, 322 .full = &desc_device_keyboard, 323 .str = desc_strings, 324 .msos = &desc_msos_suspend, 325 }; 326 327 static const uint8_t qemu_mouse_hid_report_descriptor[] = { 328 0x05, 0x01, /* Usage Page (Generic Desktop) */ 329 0x09, 0x02, /* Usage (Mouse) */ 330 0xa1, 0x01, /* Collection (Application) */ 331 0x09, 0x01, /* Usage (Pointer) */ 332 0xa1, 0x00, /* Collection (Physical) */ 333 0x05, 0x09, /* Usage Page (Button) */ 334 0x19, 0x01, /* Usage Minimum (1) */ 335 0x29, 0x03, /* Usage Maximum (3) */ 336 0x15, 0x00, /* Logical Minimum (0) */ 337 0x25, 0x01, /* Logical Maximum (1) */ 338 0x95, 0x03, /* Report Count (3) */ 339 0x75, 0x01, /* Report Size (1) */ 340 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 341 0x95, 0x01, /* Report Count (1) */ 342 0x75, 0x05, /* Report Size (5) */ 343 0x81, 0x01, /* Input (Constant) */ 344 0x05, 0x01, /* Usage Page (Generic Desktop) */ 345 0x09, 0x30, /* Usage (X) */ 346 0x09, 0x31, /* Usage (Y) */ 347 0x09, 0x38, /* Usage (Wheel) */ 348 0x15, 0x81, /* Logical Minimum (-0x7f) */ 349 0x25, 0x7f, /* Logical Maximum (0x7f) */ 350 0x75, 0x08, /* Report Size (8) */ 351 0x95, 0x03, /* Report Count (3) */ 352 0x81, 0x06, /* Input (Data, Variable, Relative) */ 353 0xc0, /* End Collection */ 354 0xc0, /* End Collection */ 355 }; 356 357 static const uint8_t qemu_tablet_hid_report_descriptor[] = { 358 0x05, 0x01, /* Usage Page (Generic Desktop) */ 359 0x09, 0x01, /* Usage (Pointer) */ 360 0xa1, 0x01, /* Collection (Application) */ 361 0x09, 0x01, /* Usage (Pointer) */ 362 0xa1, 0x00, /* Collection (Physical) */ 363 0x05, 0x09, /* Usage Page (Button) */ 364 0x19, 0x01, /* Usage Minimum (1) */ 365 0x29, 0x03, /* Usage Maximum (3) */ 366 0x15, 0x00, /* Logical Minimum (0) */ 367 0x25, 0x01, /* Logical Maximum (1) */ 368 0x95, 0x03, /* Report Count (3) */ 369 0x75, 0x01, /* Report Size (1) */ 370 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 371 0x95, 0x01, /* Report Count (1) */ 372 0x75, 0x05, /* Report Size (5) */ 373 0x81, 0x01, /* Input (Constant) */ 374 0x05, 0x01, /* Usage Page (Generic Desktop) */ 375 0x09, 0x30, /* Usage (X) */ 376 0x09, 0x31, /* Usage (Y) */ 377 0x15, 0x00, /* Logical Minimum (0) */ 378 0x26, 0xff, 0x7f, /* Logical Maximum (0x7fff) */ 379 0x35, 0x00, /* Physical Minimum (0) */ 380 0x46, 0xff, 0x7f, /* Physical Maximum (0x7fff) */ 381 0x75, 0x10, /* Report Size (16) */ 382 0x95, 0x02, /* Report Count (2) */ 383 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 384 0x05, 0x01, /* Usage Page (Generic Desktop) */ 385 0x09, 0x38, /* Usage (Wheel) */ 386 0x15, 0x81, /* Logical Minimum (-0x7f) */ 387 0x25, 0x7f, /* Logical Maximum (0x7f) */ 388 0x35, 0x00, /* Physical Minimum (same as logical) */ 389 0x45, 0x00, /* Physical Maximum (same as logical) */ 390 0x75, 0x08, /* Report Size (8) */ 391 0x95, 0x01, /* Report Count (1) */ 392 0x81, 0x06, /* Input (Data, Variable, Relative) */ 393 0xc0, /* End Collection */ 394 0xc0, /* End Collection */ 395 }; 396 397 static const uint8_t qemu_keyboard_hid_report_descriptor[] = { 398 0x05, 0x01, /* Usage Page (Generic Desktop) */ 399 0x09, 0x06, /* Usage (Keyboard) */ 400 0xa1, 0x01, /* Collection (Application) */ 401 0x75, 0x01, /* Report Size (1) */ 402 0x95, 0x08, /* Report Count (8) */ 403 0x05, 0x07, /* Usage Page (Key Codes) */ 404 0x19, 0xe0, /* Usage Minimum (224) */ 405 0x29, 0xe7, /* Usage Maximum (231) */ 406 0x15, 0x00, /* Logical Minimum (0) */ 407 0x25, 0x01, /* Logical Maximum (1) */ 408 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 409 0x95, 0x01, /* Report Count (1) */ 410 0x75, 0x08, /* Report Size (8) */ 411 0x81, 0x01, /* Input (Constant) */ 412 0x95, 0x05, /* Report Count (5) */ 413 0x75, 0x01, /* Report Size (1) */ 414 0x05, 0x08, /* Usage Page (LEDs) */ 415 0x19, 0x01, /* Usage Minimum (1) */ 416 0x29, 0x05, /* Usage Maximum (5) */ 417 0x91, 0x02, /* Output (Data, Variable, Absolute) */ 418 0x95, 0x01, /* Report Count (1) */ 419 0x75, 0x03, /* Report Size (3) */ 420 0x91, 0x01, /* Output (Constant) */ 421 0x95, 0x06, /* Report Count (6) */ 422 0x75, 0x08, /* Report Size (8) */ 423 0x15, 0x00, /* Logical Minimum (0) */ 424 0x25, 0xff, /* Logical Maximum (255) */ 425 0x05, 0x07, /* Usage Page (Key Codes) */ 426 0x19, 0x00, /* Usage Minimum (0) */ 427 0x29, 0xff, /* Usage Maximum (255) */ 428 0x81, 0x00, /* Input (Data, Array) */ 429 0xc0, /* End Collection */ 430 }; 431 432 static void usb_hid_changed(HIDState *hs) 433 { 434 USBHIDState *us = container_of(hs, USBHIDState, hid); 435 436 usb_wakeup(us->intr, 0); 437 } 438 439 static void usb_hid_handle_reset(USBDevice *dev) 440 { 441 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 442 443 hid_reset(&us->hid); 444 } 445 446 static void usb_hid_handle_control(USBDevice *dev, USBPacket *p, 447 int request, int value, int index, int length, uint8_t *data) 448 { 449 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 450 HIDState *hs = &us->hid; 451 int ret; 452 453 ret = usb_desc_handle_control(dev, p, request, value, index, length, data); 454 if (ret >= 0) { 455 return; 456 } 457 458 switch (request) { 459 /* hid specific requests */ 460 case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: 461 switch (value >> 8) { 462 case 0x22: 463 if (hs->kind == HID_MOUSE) { 464 memcpy(data, qemu_mouse_hid_report_descriptor, 465 sizeof(qemu_mouse_hid_report_descriptor)); 466 p->actual_length = sizeof(qemu_mouse_hid_report_descriptor); 467 } else if (hs->kind == HID_TABLET) { 468 memcpy(data, qemu_tablet_hid_report_descriptor, 469 sizeof(qemu_tablet_hid_report_descriptor)); 470 p->actual_length = sizeof(qemu_tablet_hid_report_descriptor); 471 } else if (hs->kind == HID_KEYBOARD) { 472 memcpy(data, qemu_keyboard_hid_report_descriptor, 473 sizeof(qemu_keyboard_hid_report_descriptor)); 474 p->actual_length = sizeof(qemu_keyboard_hid_report_descriptor); 475 } 476 break; 477 default: 478 goto fail; 479 } 480 break; 481 case GET_REPORT: 482 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 483 p->actual_length = hid_pointer_poll(hs, data, length); 484 } else if (hs->kind == HID_KEYBOARD) { 485 p->actual_length = hid_keyboard_poll(hs, data, length); 486 } 487 break; 488 case SET_REPORT: 489 if (hs->kind == HID_KEYBOARD) { 490 p->actual_length = hid_keyboard_write(hs, data, length); 491 } else { 492 goto fail; 493 } 494 break; 495 case GET_PROTOCOL: 496 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { 497 goto fail; 498 } 499 data[0] = hs->protocol; 500 p->actual_length = 1; 501 break; 502 case SET_PROTOCOL: 503 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { 504 goto fail; 505 } 506 hs->protocol = value; 507 break; 508 case GET_IDLE: 509 data[0] = hs->idle; 510 p->actual_length = 1; 511 break; 512 case SET_IDLE: 513 hs->idle = (uint8_t) (value >> 8); 514 hid_set_next_idle(hs); 515 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 516 hid_pointer_activate(hs); 517 } 518 break; 519 default: 520 fail: 521 p->status = USB_RET_STALL; 522 break; 523 } 524 } 525 526 static void usb_hid_handle_data(USBDevice *dev, USBPacket *p) 527 { 528 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 529 HIDState *hs = &us->hid; 530 uint8_t buf[p->iov.size]; 531 int len = 0; 532 533 switch (p->pid) { 534 case USB_TOKEN_IN: 535 if (p->ep->nr == 1) { 536 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 537 hid_pointer_activate(hs); 538 } 539 if (!hid_has_events(hs)) { 540 p->status = USB_RET_NAK; 541 return; 542 } 543 hid_set_next_idle(hs); 544 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 545 len = hid_pointer_poll(hs, buf, p->iov.size); 546 } else if (hs->kind == HID_KEYBOARD) { 547 len = hid_keyboard_poll(hs, buf, p->iov.size); 548 } 549 usb_packet_copy(p, buf, len); 550 } else { 551 goto fail; 552 } 553 break; 554 case USB_TOKEN_OUT: 555 default: 556 fail: 557 p->status = USB_RET_STALL; 558 break; 559 } 560 } 561 562 static void usb_hid_handle_destroy(USBDevice *dev) 563 { 564 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 565 566 hid_free(&us->hid); 567 } 568 569 static void usb_hid_initfn(USBDevice *dev, int kind) 570 { 571 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 572 573 if (dev->serial) { 574 usb_desc_set_string(dev, STR_SERIALNUMBER, dev->serial); 575 } 576 usb_desc_init(dev); 577 us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); 578 hid_init(&us->hid, kind, usb_hid_changed); 579 if (us->display && us->hid.s) { 580 qemu_input_handler_bind(us->hid.s, us->display, us->head, NULL); 581 } 582 } 583 584 static void usb_tablet_realize(USBDevice *dev, Error **errp) 585 { 586 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 587 588 switch (us->usb_version) { 589 case 1: 590 dev->usb_desc = &desc_tablet; 591 break; 592 case 2: 593 dev->usb_desc = &desc_tablet2; 594 break; 595 default: 596 error_setg(errp, "Invalid usb version %d for usb-tablet " 597 "(must be 1 or 2)", us->usb_version); 598 return; 599 } 600 601 usb_hid_initfn(dev, HID_TABLET); 602 } 603 604 static void usb_mouse_realize(USBDevice *dev, Error **errp) 605 { 606 usb_hid_initfn(dev, HID_MOUSE); 607 } 608 609 static void usb_keyboard_realize(USBDevice *dev, Error **errp) 610 { 611 usb_hid_initfn(dev, HID_KEYBOARD); 612 } 613 614 static int usb_ptr_post_load(void *opaque, int version_id) 615 { 616 USBHIDState *s = opaque; 617 618 if (s->dev.remote_wakeup) { 619 hid_pointer_activate(&s->hid); 620 } 621 return 0; 622 } 623 624 static const VMStateDescription vmstate_usb_ptr = { 625 .name = "usb-ptr", 626 .version_id = 1, 627 .minimum_version_id = 1, 628 .post_load = usb_ptr_post_load, 629 .fields = (VMStateField[]) { 630 VMSTATE_USB_DEVICE(dev, USBHIDState), 631 VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState), 632 VMSTATE_END_OF_LIST() 633 } 634 }; 635 636 static const VMStateDescription vmstate_usb_kbd = { 637 .name = "usb-kbd", 638 .version_id = 1, 639 .minimum_version_id = 1, 640 .fields = (VMStateField[]) { 641 VMSTATE_USB_DEVICE(dev, USBHIDState), 642 VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState), 643 VMSTATE_END_OF_LIST() 644 } 645 }; 646 647 static void usb_hid_class_initfn(ObjectClass *klass, void *data) 648 { 649 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 650 651 uc->handle_reset = usb_hid_handle_reset; 652 uc->handle_control = usb_hid_handle_control; 653 uc->handle_data = usb_hid_handle_data; 654 uc->handle_destroy = usb_hid_handle_destroy; 655 uc->handle_attach = usb_desc_attach; 656 } 657 658 static Property usb_tablet_properties[] = { 659 DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), 660 DEFINE_PROP_STRING("display", USBHIDState, display), 661 DEFINE_PROP_UINT32("head", USBHIDState, head, 0), 662 DEFINE_PROP_END_OF_LIST(), 663 }; 664 665 static void usb_tablet_class_initfn(ObjectClass *klass, void *data) 666 { 667 DeviceClass *dc = DEVICE_CLASS(klass); 668 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 669 670 usb_hid_class_initfn(klass, data); 671 uc->realize = usb_tablet_realize; 672 uc->product_desc = "QEMU USB Tablet"; 673 dc->vmsd = &vmstate_usb_ptr; 674 dc->props = usb_tablet_properties; 675 set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 676 } 677 678 static const TypeInfo usb_tablet_info = { 679 .name = "usb-tablet", 680 .parent = TYPE_USB_DEVICE, 681 .instance_size = sizeof(USBHIDState), 682 .class_init = usb_tablet_class_initfn, 683 }; 684 685 static void usb_mouse_class_initfn(ObjectClass *klass, void *data) 686 { 687 DeviceClass *dc = DEVICE_CLASS(klass); 688 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 689 690 usb_hid_class_initfn(klass, data); 691 uc->realize = usb_mouse_realize; 692 uc->product_desc = "QEMU USB Mouse"; 693 uc->usb_desc = &desc_mouse; 694 dc->vmsd = &vmstate_usb_ptr; 695 set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 696 } 697 698 static const TypeInfo usb_mouse_info = { 699 .name = "usb-mouse", 700 .parent = TYPE_USB_DEVICE, 701 .instance_size = sizeof(USBHIDState), 702 .class_init = usb_mouse_class_initfn, 703 }; 704 705 static Property usb_keyboard_properties[] = { 706 DEFINE_PROP_STRING("display", USBHIDState, display), 707 DEFINE_PROP_END_OF_LIST(), 708 }; 709 710 static void usb_keyboard_class_initfn(ObjectClass *klass, void *data) 711 { 712 DeviceClass *dc = DEVICE_CLASS(klass); 713 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 714 715 usb_hid_class_initfn(klass, data); 716 uc->realize = usb_keyboard_realize; 717 uc->product_desc = "QEMU USB Keyboard"; 718 uc->usb_desc = &desc_keyboard; 719 dc->vmsd = &vmstate_usb_kbd; 720 dc->props = usb_keyboard_properties; 721 set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 722 } 723 724 static const TypeInfo usb_keyboard_info = { 725 .name = "usb-kbd", 726 .parent = TYPE_USB_DEVICE, 727 .instance_size = sizeof(USBHIDState), 728 .class_init = usb_keyboard_class_initfn, 729 }; 730 731 static void usb_hid_register_types(void) 732 { 733 type_register_static(&usb_tablet_info); 734 usb_legacy_register("usb-tablet", "tablet", NULL); 735 type_register_static(&usb_mouse_info); 736 usb_legacy_register("usb-mouse", "mouse", NULL); 737 type_register_static(&usb_keyboard_info); 738 usb_legacy_register("usb-kbd", "keyboard", NULL); 739 } 740 741 type_init(usb_hid_register_types) 742