]>
Commit | Line | Data |
---|---|---|
72899afc FB |
1 | /* |
2 | * QEMU USB HUB emulation | |
3 | * | |
4 | * Copyright (c) 2005 Fabrice Bellard | |
5fafdf24 | 5 | * |
72899afc FB |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
87ecb68b PB |
24 | #include "qemu-common.h" |
25 | #include "usb.h" | |
062651c7 | 26 | #include "usb-desc.h" |
72899afc FB |
27 | |
28 | //#define DEBUG | |
29 | ||
062651c7 | 30 | #define NUM_PORTS 8 |
72899afc FB |
31 | |
32 | typedef struct USBHubPort { | |
33 | USBPort port; | |
34 | uint16_t wPortStatus; | |
35 | uint16_t wPortChange; | |
36 | } USBHubPort; | |
37 | ||
38 | typedef struct USBHubState { | |
39 | USBDevice dev; | |
062651c7 | 40 | USBHubPort ports[NUM_PORTS]; |
72899afc FB |
41 | } USBHubState; |
42 | ||
43 | #define ClearHubFeature (0x2000 | USB_REQ_CLEAR_FEATURE) | |
44 | #define ClearPortFeature (0x2300 | USB_REQ_CLEAR_FEATURE) | |
45 | #define GetHubDescriptor (0xa000 | USB_REQ_GET_DESCRIPTOR) | |
46 | #define GetHubStatus (0xa000 | USB_REQ_GET_STATUS) | |
47 | #define GetPortStatus (0xa300 | USB_REQ_GET_STATUS) | |
48 | #define SetHubFeature (0x2000 | USB_REQ_SET_FEATURE) | |
49 | #define SetPortFeature (0x2300 | USB_REQ_SET_FEATURE) | |
50 | ||
51 | #define PORT_STAT_CONNECTION 0x0001 | |
52 | #define PORT_STAT_ENABLE 0x0002 | |
53 | #define PORT_STAT_SUSPEND 0x0004 | |
54 | #define PORT_STAT_OVERCURRENT 0x0008 | |
55 | #define PORT_STAT_RESET 0x0010 | |
56 | #define PORT_STAT_POWER 0x0100 | |
57 | #define PORT_STAT_LOW_SPEED 0x0200 | |
58 | #define PORT_STAT_HIGH_SPEED 0x0400 | |
59 | #define PORT_STAT_TEST 0x0800 | |
60 | #define PORT_STAT_INDICATOR 0x1000 | |
61 | ||
62 | #define PORT_STAT_C_CONNECTION 0x0001 | |
63 | #define PORT_STAT_C_ENABLE 0x0002 | |
64 | #define PORT_STAT_C_SUSPEND 0x0004 | |
65 | #define PORT_STAT_C_OVERCURRENT 0x0008 | |
66 | #define PORT_STAT_C_RESET 0x0010 | |
67 | ||
68 | #define PORT_CONNECTION 0 | |
69 | #define PORT_ENABLE 1 | |
70 | #define PORT_SUSPEND 2 | |
71 | #define PORT_OVERCURRENT 3 | |
72 | #define PORT_RESET 4 | |
73 | #define PORT_POWER 8 | |
74 | #define PORT_LOWSPEED 9 | |
75 | #define PORT_HIGHSPEED 10 | |
76 | #define PORT_C_CONNECTION 16 | |
77 | #define PORT_C_ENABLE 17 | |
78 | #define PORT_C_SUSPEND 18 | |
79 | #define PORT_C_OVERCURRENT 19 | |
80 | #define PORT_C_RESET 20 | |
81 | #define PORT_TEST 21 | |
82 | #define PORT_INDICATOR 22 | |
83 | ||
84 | /* same as Linux kernel root hubs */ | |
85 | ||
062651c7 GH |
86 | enum { |
87 | STR_MANUFACTURER = 1, | |
88 | STR_PRODUCT, | |
89 | STR_SERIALNUMBER, | |
90 | }; | |
91 | ||
92 | static const USBDescStrings desc_strings = { | |
93 | [STR_MANUFACTURER] = "QEMU " QEMU_VERSION, | |
94 | [STR_PRODUCT] = "QEMU USB Hub", | |
95 | [STR_SERIALNUMBER] = "314159", | |
96 | }; | |
97 | ||
98 | static const USBDescIface desc_iface_hub = { | |
99 | .bInterfaceNumber = 0, | |
100 | .bNumEndpoints = 1, | |
101 | .bInterfaceClass = USB_CLASS_HUB, | |
102 | .eps = (USBDescEndpoint[]) { | |
103 | { | |
104 | .bEndpointAddress = USB_DIR_IN | 0x01, | |
105 | .bmAttributes = USB_ENDPOINT_XFER_INT, | |
106 | .wMaxPacketSize = 1 + (NUM_PORTS + 7) / 8, | |
107 | .bInterval = 0xff, | |
108 | }, | |
109 | } | |
110 | }; | |
111 | ||
112 | static const USBDescDevice desc_device_hub = { | |
113 | .bcdUSB = 0x0110, | |
114 | .bDeviceClass = USB_CLASS_HUB, | |
115 | .bMaxPacketSize0 = 8, | |
116 | .bNumConfigurations = 1, | |
117 | .confs = (USBDescConfig[]) { | |
118 | { | |
119 | .bNumInterfaces = 1, | |
120 | .bConfigurationValue = 1, | |
121 | .bmAttributes = 0xe0, | |
add75088 | 122 | .nif = 1, |
062651c7 GH |
123 | .ifs = &desc_iface_hub, |
124 | }, | |
125 | }, | |
126 | }; | |
127 | ||
128 | static const USBDesc desc_hub = { | |
129 | .id = { | |
db80358a RT |
130 | .idVendor = 0x0409, |
131 | .idProduct = 0x55aa, | |
062651c7 GH |
132 | .bcdDevice = 0x0101, |
133 | .iManufacturer = STR_MANUFACTURER, | |
134 | .iProduct = STR_PRODUCT, | |
135 | .iSerialNumber = STR_SERIALNUMBER, | |
136 | }, | |
137 | .full = &desc_device_hub, | |
138 | .str = desc_strings, | |
139 | }; | |
140 | ||
72899afc FB |
141 | static const uint8_t qemu_hub_hub_descriptor[] = |
142 | { | |
67f36560 | 143 | 0x00, /* u8 bLength; patched in later */ |
72899afc FB |
144 | 0x29, /* u8 bDescriptorType; Hub-descriptor */ |
145 | 0x00, /* u8 bNbrPorts; (patched later) */ | |
146 | 0x0a, /* u16 wHubCharacteristics; */ | |
147 | 0x00, /* (per-port OC, no power switching) */ | |
148 | 0x01, /* u8 bPwrOn2pwrGood; 2ms */ | |
985d1742 FB |
149 | 0x00 /* u8 bHubContrCurrent; 0 mA */ |
150 | ||
151 | /* DeviceRemovable and PortPwrCtrlMask patched in later */ | |
72899afc FB |
152 | }; |
153 | ||
618c169b | 154 | static void usb_hub_attach(USBPort *port1) |
72899afc FB |
155 | { |
156 | USBHubState *s = port1->opaque; | |
157 | USBHubPort *port = &s->ports[port1->index]; | |
3b46e624 | 158 | |
618c169b GH |
159 | port->wPortStatus |= PORT_STAT_CONNECTION; |
160 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
161 | if (port->port.dev->speed == USB_SPEED_LOW) { | |
162 | port->wPortStatus |= PORT_STAT_LOW_SPEED; | |
72899afc | 163 | } else { |
618c169b GH |
164 | port->wPortStatus &= ~PORT_STAT_LOW_SPEED; |
165 | } | |
4a33a9ea | 166 | usb_wakeup(&s->dev); |
618c169b GH |
167 | } |
168 | ||
169 | static void usb_hub_detach(USBPort *port1) | |
170 | { | |
171 | USBHubState *s = port1->opaque; | |
172 | USBHubPort *port = &s->ports[port1->index]; | |
173 | ||
be35cbbc GH |
174 | usb_wakeup(&s->dev); |
175 | ||
4706ab6c HG |
176 | /* Let upstream know the device on this port is gone */ |
177 | s->dev.port->ops->child_detach(s->dev.port, port1->dev); | |
178 | ||
618c169b GH |
179 | port->wPortStatus &= ~PORT_STAT_CONNECTION; |
180 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
181 | if (port->wPortStatus & PORT_STAT_ENABLE) { | |
182 | port->wPortStatus &= ~PORT_STAT_ENABLE; | |
183 | port->wPortChange |= PORT_STAT_C_ENABLE; | |
72899afc FB |
184 | } |
185 | } | |
186 | ||
4706ab6c HG |
187 | static void usb_hub_child_detach(USBPort *port1, USBDevice *child) |
188 | { | |
189 | USBHubState *s = port1->opaque; | |
190 | ||
191 | /* Pass along upstream */ | |
192 | s->dev.port->ops->child_detach(s->dev.port, child); | |
193 | } | |
194 | ||
d47e59b8 | 195 | static void usb_hub_wakeup(USBPort *port1) |
34239c7b | 196 | { |
d47e59b8 HG |
197 | USBHubState *s = port1->opaque; |
198 | USBHubPort *port = &s->ports[port1->index]; | |
34239c7b GH |
199 | |
200 | if (port->wPortStatus & PORT_STAT_SUSPEND) { | |
201 | port->wPortChange |= PORT_STAT_C_SUSPEND; | |
202 | usb_wakeup(&s->dev); | |
203 | } | |
204 | } | |
205 | ||
d47e59b8 | 206 | static void usb_hub_complete(USBPort *port, USBPacket *packet) |
13a9a0d3 | 207 | { |
d47e59b8 | 208 | USBHubState *s = port->opaque; |
13a9a0d3 GH |
209 | |
210 | /* | |
211 | * Just pass it along upstream for now. | |
212 | * | |
80cf7cf7 | 213 | * If we ever implement usb 2.0 split transactions this will |
13a9a0d3 | 214 | * become a little more complicated ... |
80cf7cf7 GH |
215 | * |
216 | * Can't use usb_packet_complete() here because packet->owner is | |
217 | * cleared already, go call the ->complete() callback directly | |
218 | * instead. | |
13a9a0d3 | 219 | */ |
80cf7cf7 | 220 | s->dev.port->ops->complete(s->dev.port, packet); |
13a9a0d3 GH |
221 | } |
222 | ||
059809e4 | 223 | static void usb_hub_handle_reset(USBDevice *dev) |
72899afc | 224 | { |
20d183b6 GH |
225 | USBHubState *s = DO_UPCAST(USBHubState, dev, dev); |
226 | USBHubPort *port; | |
227 | int i; | |
228 | ||
229 | for (i = 0; i < NUM_PORTS; i++) { | |
230 | port = s->ports + i; | |
231 | port->wPortStatus = PORT_STAT_POWER; | |
232 | port->wPortChange = 0; | |
233 | if (port->port.dev && port->port.dev->attached) { | |
234 | port->wPortStatus |= PORT_STAT_CONNECTION; | |
235 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
236 | if (port->port.dev->speed == USB_SPEED_LOW) { | |
237 | port->wPortStatus |= PORT_STAT_LOW_SPEED; | |
238 | } | |
239 | } | |
240 | } | |
72899afc FB |
241 | } |
242 | ||
007fd62f HG |
243 | static int usb_hub_handle_control(USBDevice *dev, USBPacket *p, |
244 | int request, int value, int index, int length, uint8_t *data) | |
72899afc FB |
245 | { |
246 | USBHubState *s = (USBHubState *)dev; | |
247 | int ret; | |
248 | ||
007fd62f | 249 | ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
062651c7 GH |
250 | if (ret >= 0) { |
251 | return ret; | |
252 | } | |
253 | ||
72899afc | 254 | switch(request) { |
985d1742 FB |
255 | case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: |
256 | if (value == 0 && index != 0x81) { /* clear ep halt */ | |
257 | goto fail; | |
258 | } | |
259 | ret = 0; | |
260 | break; | |
72899afc FB |
261 | /* usb specific requests */ |
262 | case GetHubStatus: | |
263 | data[0] = 0; | |
264 | data[1] = 0; | |
265 | data[2] = 0; | |
266 | data[3] = 0; | |
267 | ret = 4; | |
268 | break; | |
269 | case GetPortStatus: | |
270 | { | |
271 | unsigned int n = index - 1; | |
272 | USBHubPort *port; | |
062651c7 | 273 | if (n >= NUM_PORTS) { |
72899afc | 274 | goto fail; |
062651c7 | 275 | } |
72899afc FB |
276 | port = &s->ports[n]; |
277 | data[0] = port->wPortStatus; | |
278 | data[1] = port->wPortStatus >> 8; | |
279 | data[2] = port->wPortChange; | |
280 | data[3] = port->wPortChange >> 8; | |
281 | ret = 4; | |
282 | } | |
283 | break; | |
284 | case SetHubFeature: | |
285 | case ClearHubFeature: | |
286 | if (value == 0 || value == 1) { | |
287 | } else { | |
288 | goto fail; | |
289 | } | |
290 | ret = 0; | |
291 | break; | |
292 | case SetPortFeature: | |
293 | { | |
294 | unsigned int n = index - 1; | |
295 | USBHubPort *port; | |
296 | USBDevice *dev; | |
062651c7 | 297 | if (n >= NUM_PORTS) { |
72899afc | 298 | goto fail; |
062651c7 | 299 | } |
72899afc FB |
300 | port = &s->ports[n]; |
301 | dev = port->port.dev; | |
302 | switch(value) { | |
303 | case PORT_SUSPEND: | |
304 | port->wPortStatus |= PORT_STAT_SUSPEND; | |
305 | break; | |
306 | case PORT_RESET: | |
3393bc10 | 307 | if (dev && dev->attached) { |
4d611c9a | 308 | usb_send_msg(dev, USB_MSG_RESET); |
72899afc FB |
309 | port->wPortChange |= PORT_STAT_C_RESET; |
310 | /* set enable bit */ | |
72899afc FB |
311 | port->wPortStatus |= PORT_STAT_ENABLE; |
312 | } | |
313 | break; | |
314 | case PORT_POWER: | |
315 | break; | |
316 | default: | |
317 | goto fail; | |
318 | } | |
319 | ret = 0; | |
320 | } | |
321 | break; | |
322 | case ClearPortFeature: | |
323 | { | |
324 | unsigned int n = index - 1; | |
325 | USBHubPort *port; | |
d4c4e6fd | 326 | |
062651c7 | 327 | if (n >= NUM_PORTS) { |
72899afc | 328 | goto fail; |
062651c7 | 329 | } |
72899afc | 330 | port = &s->ports[n]; |
72899afc FB |
331 | switch(value) { |
332 | case PORT_ENABLE: | |
333 | port->wPortStatus &= ~PORT_STAT_ENABLE; | |
334 | break; | |
335 | case PORT_C_ENABLE: | |
336 | port->wPortChange &= ~PORT_STAT_C_ENABLE; | |
337 | break; | |
338 | case PORT_SUSPEND: | |
339 | port->wPortStatus &= ~PORT_STAT_SUSPEND; | |
340 | break; | |
341 | case PORT_C_SUSPEND: | |
342 | port->wPortChange &= ~PORT_STAT_C_SUSPEND; | |
343 | break; | |
344 | case PORT_C_CONNECTION: | |
345 | port->wPortChange &= ~PORT_STAT_C_CONNECTION; | |
346 | break; | |
347 | case PORT_C_OVERCURRENT: | |
348 | port->wPortChange &= ~PORT_STAT_C_OVERCURRENT; | |
349 | break; | |
350 | case PORT_C_RESET: | |
351 | port->wPortChange &= ~PORT_STAT_C_RESET; | |
352 | break; | |
353 | default: | |
354 | goto fail; | |
355 | } | |
356 | ret = 0; | |
357 | } | |
358 | break; | |
359 | case GetHubDescriptor: | |
985d1742 FB |
360 | { |
361 | unsigned int n, limit, var_hub_size = 0; | |
5fafdf24 | 362 | memcpy(data, qemu_hub_hub_descriptor, |
985d1742 | 363 | sizeof(qemu_hub_hub_descriptor)); |
062651c7 | 364 | data[2] = NUM_PORTS; |
985d1742 FB |
365 | |
366 | /* fill DeviceRemovable bits */ | |
062651c7 | 367 | limit = ((NUM_PORTS + 1 + 7) / 8) + 7; |
985d1742 FB |
368 | for (n = 7; n < limit; n++) { |
369 | data[n] = 0x00; | |
370 | var_hub_size++; | |
371 | } | |
372 | ||
373 | /* fill PortPwrCtrlMask bits */ | |
062651c7 | 374 | limit = limit + ((NUM_PORTS + 7) / 8); |
985d1742 FB |
375 | for (;n < limit; n++) { |
376 | data[n] = 0xff; | |
377 | var_hub_size++; | |
378 | } | |
379 | ||
380 | ret = sizeof(qemu_hub_hub_descriptor) + var_hub_size; | |
67f36560 | 381 | data[0] = ret; |
985d1742 FB |
382 | break; |
383 | } | |
72899afc FB |
384 | default: |
385 | fail: | |
386 | ret = USB_RET_STALL; | |
387 | break; | |
388 | } | |
389 | return ret; | |
390 | } | |
391 | ||
4d611c9a | 392 | static int usb_hub_handle_data(USBDevice *dev, USBPacket *p) |
72899afc FB |
393 | { |
394 | USBHubState *s = (USBHubState *)dev; | |
395 | int ret; | |
396 | ||
4d611c9a | 397 | switch(p->pid) { |
72899afc | 398 | case USB_TOKEN_IN: |
4d611c9a | 399 | if (p->devep == 1) { |
72899afc FB |
400 | USBHubPort *port; |
401 | unsigned int status; | |
4f4321c1 | 402 | uint8_t buf[4]; |
72899afc | 403 | int i, n; |
062651c7 | 404 | n = (NUM_PORTS + 1 + 7) / 8; |
4f4321c1 | 405 | if (p->iov.size == 1) { /* FreeBSD workaround */ |
985d1742 | 406 | n = 1; |
4f4321c1 | 407 | } else if (n > p->iov.size) { |
72899afc | 408 | return USB_RET_BABBLE; |
985d1742 | 409 | } |
72899afc | 410 | status = 0; |
062651c7 | 411 | for(i = 0; i < NUM_PORTS; i++) { |
72899afc FB |
412 | port = &s->ports[i]; |
413 | if (port->wPortChange) | |
414 | status |= (1 << (i + 1)); | |
415 | } | |
416 | if (status != 0) { | |
417 | for(i = 0; i < n; i++) { | |
4f4321c1 | 418 | buf[i] = status >> (8 * i); |
72899afc | 419 | } |
4f4321c1 | 420 | usb_packet_copy(p, buf, n); |
72899afc FB |
421 | ret = n; |
422 | } else { | |
985d1742 | 423 | ret = USB_RET_NAK; /* usb11 11.13.1 */ |
72899afc FB |
424 | } |
425 | } else { | |
426 | goto fail; | |
427 | } | |
428 | break; | |
429 | case USB_TOKEN_OUT: | |
430 | default: | |
431 | fail: | |
432 | ret = USB_RET_STALL; | |
433 | break; | |
434 | } | |
435 | return ret; | |
436 | } | |
437 | ||
4d611c9a | 438 | static int usb_hub_broadcast_packet(USBHubState *s, USBPacket *p) |
72899afc FB |
439 | { |
440 | USBHubPort *port; | |
441 | USBDevice *dev; | |
442 | int i, ret; | |
443 | ||
062651c7 | 444 | for(i = 0; i < NUM_PORTS; i++) { |
72899afc FB |
445 | port = &s->ports[i]; |
446 | dev = port->port.dev; | |
3393bc10 | 447 | if (dev && dev->attached && (port->wPortStatus & PORT_STAT_ENABLE)) { |
53aa8c0e | 448 | ret = usb_handle_packet(dev, p); |
72899afc FB |
449 | if (ret != USB_RET_NODEV) { |
450 | return ret; | |
451 | } | |
452 | } | |
453 | } | |
454 | return USB_RET_NODEV; | |
455 | } | |
456 | ||
4d611c9a | 457 | static int usb_hub_handle_packet(USBDevice *dev, USBPacket *p) |
72899afc FB |
458 | { |
459 | USBHubState *s = (USBHubState *)dev; | |
460 | ||
461 | #if defined(DEBUG) && 0 | |
462 | printf("usb_hub: pid=0x%x\n", pid); | |
463 | #endif | |
464 | if (dev->state == USB_STATE_DEFAULT && | |
465 | dev->addr != 0 && | |
4d611c9a | 466 | p->devaddr != dev->addr && |
5fafdf24 TS |
467 | (p->pid == USB_TOKEN_SETUP || |
468 | p->pid == USB_TOKEN_OUT || | |
4d611c9a | 469 | p->pid == USB_TOKEN_IN)) { |
72899afc | 470 | /* broadcast the packet to the devices */ |
4d611c9a | 471 | return usb_hub_broadcast_packet(s, p); |
72899afc | 472 | } |
4d611c9a | 473 | return usb_generic_handle_packet(dev, p); |
72899afc FB |
474 | } |
475 | ||
059809e4 FB |
476 | static void usb_hub_handle_destroy(USBDevice *dev) |
477 | { | |
478 | USBHubState *s = (USBHubState *)dev; | |
a8e662b5 | 479 | int i; |
059809e4 | 480 | |
062651c7 | 481 | for (i = 0; i < NUM_PORTS; i++) { |
a8e662b5 GH |
482 | usb_unregister_port(usb_bus_from_device(dev), |
483 | &s->ports[i].port); | |
484 | } | |
059809e4 FB |
485 | } |
486 | ||
0d86d2be GH |
487 | static USBPortOps usb_hub_port_ops = { |
488 | .attach = usb_hub_attach, | |
618c169b | 489 | .detach = usb_hub_detach, |
4706ab6c | 490 | .child_detach = usb_hub_child_detach, |
34239c7b | 491 | .wakeup = usb_hub_wakeup, |
13a9a0d3 | 492 | .complete = usb_hub_complete, |
0d86d2be GH |
493 | }; |
494 | ||
806b6024 | 495 | static int usb_hub_initfn(USBDevice *dev) |
72899afc | 496 | { |
806b6024 | 497 | USBHubState *s = DO_UPCAST(USBHubState, dev, dev); |
72899afc FB |
498 | USBHubPort *port; |
499 | int i; | |
500 | ||
a980a065 | 501 | usb_desc_init(dev); |
062651c7 | 502 | for (i = 0; i < NUM_PORTS; i++) { |
72899afc | 503 | port = &s->ports[i]; |
a5d2f727 | 504 | usb_register_port(usb_bus_from_device(dev), |
ace1318b | 505 | &port->port, s, i, &usb_hub_port_ops, |
843d4e0c | 506 | USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); |
891fb2cd | 507 | usb_port_location(&port->port, dev->port, i+1); |
72899afc | 508 | } |
20d183b6 | 509 | usb_hub_handle_reset(dev); |
806b6024 GH |
510 | return 0; |
511 | } | |
512 | ||
d1550090 GH |
513 | static const VMStateDescription vmstate_usb_hub_port = { |
514 | .name = "usb-hub-port", | |
515 | .version_id = 1, | |
516 | .minimum_version_id = 1, | |
517 | .fields = (VMStateField []) { | |
518 | VMSTATE_UINT16(wPortStatus, USBHubPort), | |
519 | VMSTATE_UINT16(wPortChange, USBHubPort), | |
520 | VMSTATE_END_OF_LIST() | |
521 | } | |
522 | }; | |
523 | ||
524 | static const VMStateDescription vmstate_usb_hub = { | |
525 | .name = "usb-hub", | |
526 | .version_id = 1, | |
527 | .minimum_version_id = 1, | |
528 | .fields = (VMStateField []) { | |
529 | VMSTATE_USB_DEVICE(dev, USBHubState), | |
530 | VMSTATE_STRUCT_ARRAY(ports, USBHubState, NUM_PORTS, 0, | |
531 | vmstate_usb_hub_port, USBHubPort), | |
532 | VMSTATE_END_OF_LIST() | |
533 | } | |
534 | }; | |
535 | ||
39bffca2 | 536 | static void usb_hub_class_initfn(ObjectClass *klass, void *data) |
62aed765 | 537 | { |
39bffca2 | 538 | DeviceClass *dc = DEVICE_CLASS(klass); |
62aed765 AL |
539 | USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
540 | ||
541 | uc->init = usb_hub_initfn; | |
542 | uc->product_desc = "QEMU USB Hub"; | |
543 | uc->usb_desc = &desc_hub; | |
544 | uc->handle_packet = usb_hub_handle_packet; | |
545 | uc->handle_reset = usb_hub_handle_reset; | |
546 | uc->handle_control = usb_hub_handle_control; | |
547 | uc->handle_data = usb_hub_handle_data; | |
548 | uc->handle_destroy = usb_hub_handle_destroy; | |
39bffca2 AL |
549 | dc->fw_name = "hub"; |
550 | dc->vmsd = &vmstate_usb_hub; | |
62aed765 AL |
551 | } |
552 | ||
39bffca2 AL |
553 | static TypeInfo hub_info = { |
554 | .name = "usb-hub", | |
555 | .parent = TYPE_USB_DEVICE, | |
556 | .instance_size = sizeof(USBHubState), | |
557 | .class_init = usb_hub_class_initfn, | |
806b6024 GH |
558 | }; |
559 | ||
560 | static void usb_hub_register_devices(void) | |
561 | { | |
39bffca2 | 562 | type_register_static(&hub_info); |
72899afc | 563 | } |
806b6024 | 564 | device_init(usb_hub_register_devices) |