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 } USBHIDState; 51 52 enum { 53 STR_MANUFACTURER = 1, 54 STR_PRODUCT_MOUSE, 55 STR_PRODUCT_TABLET, 56 STR_PRODUCT_KEYBOARD, 57 STR_SERIALNUMBER, 58 STR_CONFIG_MOUSE, 59 STR_CONFIG_TABLET, 60 STR_CONFIG_KEYBOARD, 61 }; 62 63 static const USBDescStrings desc_strings = { 64 [STR_MANUFACTURER] = "QEMU", 65 [STR_PRODUCT_MOUSE] = "QEMU USB Mouse", 66 [STR_PRODUCT_TABLET] = "QEMU USB Tablet", 67 [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard", 68 [STR_SERIALNUMBER] = "42", /* == remote wakeup works */ 69 [STR_CONFIG_MOUSE] = "HID Mouse", 70 [STR_CONFIG_TABLET] = "HID Tablet", 71 [STR_CONFIG_KEYBOARD] = "HID Keyboard", 72 }; 73 74 static const USBDescIface desc_iface_mouse = { 75 .bInterfaceNumber = 0, 76 .bNumEndpoints = 1, 77 .bInterfaceClass = USB_CLASS_HID, 78 .bInterfaceSubClass = 0x01, /* boot */ 79 .bInterfaceProtocol = 0x02, 80 .ndesc = 1, 81 .descs = (USBDescOther[]) { 82 { 83 /* HID descriptor */ 84 .data = (uint8_t[]) { 85 0x09, /* u8 bLength */ 86 USB_DT_HID, /* u8 bDescriptorType */ 87 0x01, 0x00, /* u16 HID_class */ 88 0x00, /* u8 country_code */ 89 0x01, /* u8 num_descriptors */ 90 USB_DT_REPORT, /* u8 type: Report */ 91 52, 0, /* u16 len */ 92 }, 93 }, 94 }, 95 .eps = (USBDescEndpoint[]) { 96 { 97 .bEndpointAddress = USB_DIR_IN | 0x01, 98 .bmAttributes = USB_ENDPOINT_XFER_INT, 99 .wMaxPacketSize = 4, 100 .bInterval = 0x0a, 101 }, 102 }, 103 }; 104 105 static const USBDescIface desc_iface_tablet = { 106 .bInterfaceNumber = 0, 107 .bNumEndpoints = 1, 108 .bInterfaceClass = USB_CLASS_HID, 109 .bInterfaceProtocol = 0x02, 110 .ndesc = 1, 111 .descs = (USBDescOther[]) { 112 { 113 /* HID descriptor */ 114 .data = (uint8_t[]) { 115 0x09, /* u8 bLength */ 116 USB_DT_HID, /* u8 bDescriptorType */ 117 0x01, 0x00, /* u16 HID_class */ 118 0x00, /* u8 country_code */ 119 0x01, /* u8 num_descriptors */ 120 USB_DT_REPORT, /* u8 type: Report */ 121 74, 0, /* u16 len */ 122 }, 123 }, 124 }, 125 .eps = (USBDescEndpoint[]) { 126 { 127 .bEndpointAddress = USB_DIR_IN | 0x01, 128 .bmAttributes = USB_ENDPOINT_XFER_INT, 129 .wMaxPacketSize = 8, 130 .bInterval = 0x0a, 131 }, 132 }, 133 }; 134 135 static const USBDescIface desc_iface_tablet2 = { 136 .bInterfaceNumber = 0, 137 .bNumEndpoints = 1, 138 .bInterfaceClass = USB_CLASS_HID, 139 .bInterfaceProtocol = 0x02, 140 .ndesc = 1, 141 .descs = (USBDescOther[]) { 142 { 143 /* HID descriptor */ 144 .data = (uint8_t[]) { 145 0x09, /* u8 bLength */ 146 USB_DT_HID, /* u8 bDescriptorType */ 147 0x01, 0x00, /* u16 HID_class */ 148 0x00, /* u8 country_code */ 149 0x01, /* u8 num_descriptors */ 150 USB_DT_REPORT, /* u8 type: Report */ 151 74, 0, /* u16 len */ 152 }, 153 }, 154 }, 155 .eps = (USBDescEndpoint[]) { 156 { 157 .bEndpointAddress = USB_DIR_IN | 0x01, 158 .bmAttributes = USB_ENDPOINT_XFER_INT, 159 .wMaxPacketSize = 8, 160 .bInterval = 4, /* 2 ^ (4-1) * 125 usecs = 1 ms */ 161 }, 162 }, 163 }; 164 165 static const USBDescIface desc_iface_keyboard = { 166 .bInterfaceNumber = 0, 167 .bNumEndpoints = 1, 168 .bInterfaceClass = USB_CLASS_HID, 169 .bInterfaceSubClass = 0x01, /* boot */ 170 .bInterfaceProtocol = 0x01, /* keyboard */ 171 .ndesc = 1, 172 .descs = (USBDescOther[]) { 173 { 174 /* HID descriptor */ 175 .data = (uint8_t[]) { 176 0x09, /* u8 bLength */ 177 USB_DT_HID, /* u8 bDescriptorType */ 178 0x11, 0x01, /* u16 HID_class */ 179 0x00, /* u8 country_code */ 180 0x01, /* u8 num_descriptors */ 181 USB_DT_REPORT, /* u8 type: Report */ 182 0x3f, 0, /* u16 len */ 183 }, 184 }, 185 }, 186 .eps = (USBDescEndpoint[]) { 187 { 188 .bEndpointAddress = USB_DIR_IN | 0x01, 189 .bmAttributes = USB_ENDPOINT_XFER_INT, 190 .wMaxPacketSize = 8, 191 .bInterval = 0x0a, 192 }, 193 }, 194 }; 195 196 static const USBDescDevice desc_device_mouse = { 197 .bcdUSB = 0x0100, 198 .bMaxPacketSize0 = 8, 199 .bNumConfigurations = 1, 200 .confs = (USBDescConfig[]) { 201 { 202 .bNumInterfaces = 1, 203 .bConfigurationValue = 1, 204 .iConfiguration = STR_CONFIG_MOUSE, 205 .bmAttributes = 0xa0, 206 .bMaxPower = 50, 207 .nif = 1, 208 .ifs = &desc_iface_mouse, 209 }, 210 }, 211 }; 212 213 static const USBDescDevice desc_device_tablet = { 214 .bcdUSB = 0x0100, 215 .bMaxPacketSize0 = 8, 216 .bNumConfigurations = 1, 217 .confs = (USBDescConfig[]) { 218 { 219 .bNumInterfaces = 1, 220 .bConfigurationValue = 1, 221 .iConfiguration = STR_CONFIG_TABLET, 222 .bmAttributes = 0xa0, 223 .bMaxPower = 50, 224 .nif = 1, 225 .ifs = &desc_iface_tablet, 226 }, 227 }, 228 }; 229 230 static const USBDescDevice desc_device_tablet2 = { 231 .bcdUSB = 0x0200, 232 .bMaxPacketSize0 = 64, 233 .bNumConfigurations = 1, 234 .confs = (USBDescConfig[]) { 235 { 236 .bNumInterfaces = 1, 237 .bConfigurationValue = 1, 238 .iConfiguration = STR_CONFIG_TABLET, 239 .bmAttributes = 0xa0, 240 .bMaxPower = 50, 241 .nif = 1, 242 .ifs = &desc_iface_tablet2, 243 }, 244 }, 245 }; 246 247 static const USBDescDevice desc_device_keyboard = { 248 .bcdUSB = 0x0100, 249 .bMaxPacketSize0 = 8, 250 .bNumConfigurations = 1, 251 .confs = (USBDescConfig[]) { 252 { 253 .bNumInterfaces = 1, 254 .bConfigurationValue = 1, 255 .iConfiguration = STR_CONFIG_KEYBOARD, 256 .bmAttributes = 0xa0, 257 .bMaxPower = 50, 258 .nif = 1, 259 .ifs = &desc_iface_keyboard, 260 }, 261 }, 262 }; 263 264 static const USBDesc desc_mouse = { 265 .id = { 266 .idVendor = 0x0627, 267 .idProduct = 0x0001, 268 .bcdDevice = 0, 269 .iManufacturer = STR_MANUFACTURER, 270 .iProduct = STR_PRODUCT_MOUSE, 271 .iSerialNumber = STR_SERIALNUMBER, 272 }, 273 .full = &desc_device_mouse, 274 .str = desc_strings, 275 }; 276 277 static const USBDesc desc_tablet = { 278 .id = { 279 .idVendor = 0x0627, 280 .idProduct = 0x0001, 281 .bcdDevice = 0, 282 .iManufacturer = STR_MANUFACTURER, 283 .iProduct = STR_PRODUCT_TABLET, 284 .iSerialNumber = STR_SERIALNUMBER, 285 }, 286 .full = &desc_device_tablet, 287 .str = desc_strings, 288 }; 289 290 static const USBDesc desc_tablet2 = { 291 .id = { 292 .idVendor = 0x0627, 293 .idProduct = 0x0001, 294 .bcdDevice = 0, 295 .iManufacturer = STR_MANUFACTURER, 296 .iProduct = STR_PRODUCT_TABLET, 297 .iSerialNumber = STR_SERIALNUMBER, 298 }, 299 .full = &desc_device_tablet, 300 .high = &desc_device_tablet2, 301 .str = desc_strings, 302 }; 303 304 static const USBDesc desc_keyboard = { 305 .id = { 306 .idVendor = 0x0627, 307 .idProduct = 0x0001, 308 .bcdDevice = 0, 309 .iManufacturer = STR_MANUFACTURER, 310 .iProduct = STR_PRODUCT_KEYBOARD, 311 .iSerialNumber = STR_SERIALNUMBER, 312 }, 313 .full = &desc_device_keyboard, 314 .str = desc_strings, 315 }; 316 317 static const uint8_t qemu_mouse_hid_report_descriptor[] = { 318 0x05, 0x01, /* Usage Page (Generic Desktop) */ 319 0x09, 0x02, /* Usage (Mouse) */ 320 0xa1, 0x01, /* Collection (Application) */ 321 0x09, 0x01, /* Usage (Pointer) */ 322 0xa1, 0x00, /* Collection (Physical) */ 323 0x05, 0x09, /* Usage Page (Button) */ 324 0x19, 0x01, /* Usage Minimum (1) */ 325 0x29, 0x03, /* Usage Maximum (3) */ 326 0x15, 0x00, /* Logical Minimum (0) */ 327 0x25, 0x01, /* Logical Maximum (1) */ 328 0x95, 0x03, /* Report Count (3) */ 329 0x75, 0x01, /* Report Size (1) */ 330 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 331 0x95, 0x01, /* Report Count (1) */ 332 0x75, 0x05, /* Report Size (5) */ 333 0x81, 0x01, /* Input (Constant) */ 334 0x05, 0x01, /* Usage Page (Generic Desktop) */ 335 0x09, 0x30, /* Usage (X) */ 336 0x09, 0x31, /* Usage (Y) */ 337 0x09, 0x38, /* Usage (Wheel) */ 338 0x15, 0x81, /* Logical Minimum (-0x7f) */ 339 0x25, 0x7f, /* Logical Maximum (0x7f) */ 340 0x75, 0x08, /* Report Size (8) */ 341 0x95, 0x03, /* Report Count (3) */ 342 0x81, 0x06, /* Input (Data, Variable, Relative) */ 343 0xc0, /* End Collection */ 344 0xc0, /* End Collection */ 345 }; 346 347 static const uint8_t qemu_tablet_hid_report_descriptor[] = { 348 0x05, 0x01, /* Usage Page (Generic Desktop) */ 349 0x09, 0x01, /* Usage (Pointer) */ 350 0xa1, 0x01, /* Collection (Application) */ 351 0x09, 0x01, /* Usage (Pointer) */ 352 0xa1, 0x00, /* Collection (Physical) */ 353 0x05, 0x09, /* Usage Page (Button) */ 354 0x19, 0x01, /* Usage Minimum (1) */ 355 0x29, 0x03, /* Usage Maximum (3) */ 356 0x15, 0x00, /* Logical Minimum (0) */ 357 0x25, 0x01, /* Logical Maximum (1) */ 358 0x95, 0x03, /* Report Count (3) */ 359 0x75, 0x01, /* Report Size (1) */ 360 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 361 0x95, 0x01, /* Report Count (1) */ 362 0x75, 0x05, /* Report Size (5) */ 363 0x81, 0x01, /* Input (Constant) */ 364 0x05, 0x01, /* Usage Page (Generic Desktop) */ 365 0x09, 0x30, /* Usage (X) */ 366 0x09, 0x31, /* Usage (Y) */ 367 0x15, 0x00, /* Logical Minimum (0) */ 368 0x26, 0xff, 0x7f, /* Logical Maximum (0x7fff) */ 369 0x35, 0x00, /* Physical Minimum (0) */ 370 0x46, 0xff, 0x7f, /* Physical Maximum (0x7fff) */ 371 0x75, 0x10, /* Report Size (16) */ 372 0x95, 0x02, /* Report Count (2) */ 373 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 374 0x05, 0x01, /* Usage Page (Generic Desktop) */ 375 0x09, 0x38, /* Usage (Wheel) */ 376 0x15, 0x81, /* Logical Minimum (-0x7f) */ 377 0x25, 0x7f, /* Logical Maximum (0x7f) */ 378 0x35, 0x00, /* Physical Minimum (same as logical) */ 379 0x45, 0x00, /* Physical Maximum (same as logical) */ 380 0x75, 0x08, /* Report Size (8) */ 381 0x95, 0x01, /* Report Count (1) */ 382 0x81, 0x06, /* Input (Data, Variable, Relative) */ 383 0xc0, /* End Collection */ 384 0xc0, /* End Collection */ 385 }; 386 387 static const uint8_t qemu_keyboard_hid_report_descriptor[] = { 388 0x05, 0x01, /* Usage Page (Generic Desktop) */ 389 0x09, 0x06, /* Usage (Keyboard) */ 390 0xa1, 0x01, /* Collection (Application) */ 391 0x75, 0x01, /* Report Size (1) */ 392 0x95, 0x08, /* Report Count (8) */ 393 0x05, 0x07, /* Usage Page (Key Codes) */ 394 0x19, 0xe0, /* Usage Minimum (224) */ 395 0x29, 0xe7, /* Usage Maximum (231) */ 396 0x15, 0x00, /* Logical Minimum (0) */ 397 0x25, 0x01, /* Logical Maximum (1) */ 398 0x81, 0x02, /* Input (Data, Variable, Absolute) */ 399 0x95, 0x01, /* Report Count (1) */ 400 0x75, 0x08, /* Report Size (8) */ 401 0x81, 0x01, /* Input (Constant) */ 402 0x95, 0x05, /* Report Count (5) */ 403 0x75, 0x01, /* Report Size (1) */ 404 0x05, 0x08, /* Usage Page (LEDs) */ 405 0x19, 0x01, /* Usage Minimum (1) */ 406 0x29, 0x05, /* Usage Maximum (5) */ 407 0x91, 0x02, /* Output (Data, Variable, Absolute) */ 408 0x95, 0x01, /* Report Count (1) */ 409 0x75, 0x03, /* Report Size (3) */ 410 0x91, 0x01, /* Output (Constant) */ 411 0x95, 0x06, /* Report Count (6) */ 412 0x75, 0x08, /* Report Size (8) */ 413 0x15, 0x00, /* Logical Minimum (0) */ 414 0x25, 0xff, /* Logical Maximum (255) */ 415 0x05, 0x07, /* Usage Page (Key Codes) */ 416 0x19, 0x00, /* Usage Minimum (0) */ 417 0x29, 0xff, /* Usage Maximum (255) */ 418 0x81, 0x00, /* Input (Data, Array) */ 419 0xc0, /* End Collection */ 420 }; 421 422 static void usb_hid_changed(HIDState *hs) 423 { 424 USBHIDState *us = container_of(hs, USBHIDState, hid); 425 426 usb_wakeup(us->intr, 0); 427 } 428 429 static void usb_hid_handle_reset(USBDevice *dev) 430 { 431 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 432 433 hid_reset(&us->hid); 434 } 435 436 static void usb_hid_handle_control(USBDevice *dev, USBPacket *p, 437 int request, int value, int index, int length, uint8_t *data) 438 { 439 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 440 HIDState *hs = &us->hid; 441 int ret; 442 443 ret = usb_desc_handle_control(dev, p, request, value, index, length, data); 444 if (ret >= 0) { 445 return; 446 } 447 448 switch (request) { 449 /* hid specific requests */ 450 case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: 451 switch (value >> 8) { 452 case 0x22: 453 if (hs->kind == HID_MOUSE) { 454 memcpy(data, qemu_mouse_hid_report_descriptor, 455 sizeof(qemu_mouse_hid_report_descriptor)); 456 p->actual_length = sizeof(qemu_mouse_hid_report_descriptor); 457 } else if (hs->kind == HID_TABLET) { 458 memcpy(data, qemu_tablet_hid_report_descriptor, 459 sizeof(qemu_tablet_hid_report_descriptor)); 460 p->actual_length = sizeof(qemu_tablet_hid_report_descriptor); 461 } else if (hs->kind == HID_KEYBOARD) { 462 memcpy(data, qemu_keyboard_hid_report_descriptor, 463 sizeof(qemu_keyboard_hid_report_descriptor)); 464 p->actual_length = sizeof(qemu_keyboard_hid_report_descriptor); 465 } 466 break; 467 default: 468 goto fail; 469 } 470 break; 471 case GET_REPORT: 472 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 473 p->actual_length = hid_pointer_poll(hs, data, length); 474 } else if (hs->kind == HID_KEYBOARD) { 475 p->actual_length = hid_keyboard_poll(hs, data, length); 476 } 477 break; 478 case SET_REPORT: 479 if (hs->kind == HID_KEYBOARD) { 480 p->actual_length = hid_keyboard_write(hs, data, length); 481 } else { 482 goto fail; 483 } 484 break; 485 case GET_PROTOCOL: 486 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { 487 goto fail; 488 } 489 data[0] = hs->protocol; 490 p->actual_length = 1; 491 break; 492 case SET_PROTOCOL: 493 if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { 494 goto fail; 495 } 496 hs->protocol = value; 497 break; 498 case GET_IDLE: 499 data[0] = hs->idle; 500 p->actual_length = 1; 501 break; 502 case SET_IDLE: 503 hs->idle = (uint8_t) (value >> 8); 504 hid_set_next_idle(hs); 505 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 506 hid_pointer_activate(hs); 507 } 508 break; 509 default: 510 fail: 511 p->status = USB_RET_STALL; 512 break; 513 } 514 } 515 516 static void usb_hid_handle_data(USBDevice *dev, USBPacket *p) 517 { 518 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 519 HIDState *hs = &us->hid; 520 uint8_t buf[p->iov.size]; 521 int len = 0; 522 523 switch (p->pid) { 524 case USB_TOKEN_IN: 525 if (p->ep->nr == 1) { 526 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 527 hid_pointer_activate(hs); 528 } 529 if (!hid_has_events(hs)) { 530 p->status = USB_RET_NAK; 531 return; 532 } 533 hid_set_next_idle(hs); 534 if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { 535 len = hid_pointer_poll(hs, buf, p->iov.size); 536 } else if (hs->kind == HID_KEYBOARD) { 537 len = hid_keyboard_poll(hs, buf, p->iov.size); 538 } 539 usb_packet_copy(p, buf, len); 540 } else { 541 goto fail; 542 } 543 break; 544 case USB_TOKEN_OUT: 545 default: 546 fail: 547 p->status = USB_RET_STALL; 548 break; 549 } 550 } 551 552 static void usb_hid_handle_destroy(USBDevice *dev) 553 { 554 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 555 556 hid_free(&us->hid); 557 } 558 559 static int usb_hid_initfn(USBDevice *dev, int kind) 560 { 561 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 562 563 usb_desc_init(dev); 564 us->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); 565 hid_init(&us->hid, kind, usb_hid_changed); 566 return 0; 567 } 568 569 static int usb_tablet_initfn(USBDevice *dev) 570 { 571 USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); 572 573 switch (us->usb_version) { 574 case 1: 575 dev->usb_desc = &desc_tablet; 576 break; 577 case 2: 578 dev->usb_desc = &desc_tablet2; 579 break; 580 default: 581 error_report("Invalid usb version %d for usb-tabler (must be 1 or 2)", 582 us->usb_version); 583 return -1; 584 } 585 586 return usb_hid_initfn(dev, HID_TABLET); 587 } 588 589 static int usb_mouse_initfn(USBDevice *dev) 590 { 591 return usb_hid_initfn(dev, HID_MOUSE); 592 } 593 594 static int usb_keyboard_initfn(USBDevice *dev) 595 { 596 return usb_hid_initfn(dev, HID_KEYBOARD); 597 } 598 599 static int usb_ptr_post_load(void *opaque, int version_id) 600 { 601 USBHIDState *s = opaque; 602 603 if (s->dev.remote_wakeup) { 604 hid_pointer_activate(&s->hid); 605 } 606 return 0; 607 } 608 609 static const VMStateDescription vmstate_usb_ptr = { 610 .name = "usb-ptr", 611 .version_id = 1, 612 .minimum_version_id = 1, 613 .post_load = usb_ptr_post_load, 614 .fields = (VMStateField []) { 615 VMSTATE_USB_DEVICE(dev, USBHIDState), 616 VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState), 617 VMSTATE_END_OF_LIST() 618 } 619 }; 620 621 static const VMStateDescription vmstate_usb_kbd = { 622 .name = "usb-kbd", 623 .version_id = 1, 624 .minimum_version_id = 1, 625 .fields = (VMStateField []) { 626 VMSTATE_USB_DEVICE(dev, USBHIDState), 627 VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState), 628 VMSTATE_END_OF_LIST() 629 } 630 }; 631 632 static void usb_hid_class_initfn(ObjectClass *klass, void *data) 633 { 634 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 635 636 uc->handle_reset = usb_hid_handle_reset; 637 uc->handle_control = usb_hid_handle_control; 638 uc->handle_data = usb_hid_handle_data; 639 uc->handle_destroy = usb_hid_handle_destroy; 640 uc->handle_attach = usb_desc_attach; 641 } 642 643 static Property usb_tablet_properties[] = { 644 DEFINE_PROP_UINT32("usb_version", USBHIDState, usb_version, 2), 645 DEFINE_PROP_END_OF_LIST(), 646 }; 647 648 static void usb_tablet_class_initfn(ObjectClass *klass, void *data) 649 { 650 DeviceClass *dc = DEVICE_CLASS(klass); 651 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 652 653 usb_hid_class_initfn(klass, data); 654 uc->init = usb_tablet_initfn; 655 uc->product_desc = "QEMU USB Tablet"; 656 dc->vmsd = &vmstate_usb_ptr; 657 dc->props = usb_tablet_properties; 658 } 659 660 static const TypeInfo usb_tablet_info = { 661 .name = "usb-tablet", 662 .parent = TYPE_USB_DEVICE, 663 .instance_size = sizeof(USBHIDState), 664 .class_init = usb_tablet_class_initfn, 665 }; 666 667 static void usb_mouse_class_initfn(ObjectClass *klass, void *data) 668 { 669 DeviceClass *dc = DEVICE_CLASS(klass); 670 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 671 672 usb_hid_class_initfn(klass, data); 673 uc->init = usb_mouse_initfn; 674 uc->product_desc = "QEMU USB Mouse"; 675 uc->usb_desc = &desc_mouse; 676 dc->vmsd = &vmstate_usb_ptr; 677 } 678 679 static const TypeInfo usb_mouse_info = { 680 .name = "usb-mouse", 681 .parent = TYPE_USB_DEVICE, 682 .instance_size = sizeof(USBHIDState), 683 .class_init = usb_mouse_class_initfn, 684 }; 685 686 static void usb_keyboard_class_initfn(ObjectClass *klass, void *data) 687 { 688 DeviceClass *dc = DEVICE_CLASS(klass); 689 USBDeviceClass *uc = USB_DEVICE_CLASS(klass); 690 691 usb_hid_class_initfn(klass, data); 692 uc->init = usb_keyboard_initfn; 693 uc->product_desc = "QEMU USB Keyboard"; 694 uc->usb_desc = &desc_keyboard; 695 dc->vmsd = &vmstate_usb_kbd; 696 } 697 698 static const TypeInfo usb_keyboard_info = { 699 .name = "usb-kbd", 700 .parent = TYPE_USB_DEVICE, 701 .instance_size = sizeof(USBHIDState), 702 .class_init = usb_keyboard_class_initfn, 703 }; 704 705 static void usb_hid_register_types(void) 706 { 707 type_register_static(&usb_tablet_info); 708 usb_legacy_register("usb-tablet", "tablet", NULL); 709 type_register_static(&usb_mouse_info); 710 usb_legacy_register("usb-mouse", "mouse", NULL); 711 type_register_static(&usb_keyboard_info); 712 usb_legacy_register("usb-kbd", "keyboard", NULL); 713 } 714 715 type_init(usb_hid_register_types) 716