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Commit | Line | Data |
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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 | 24 | #include "qemu-common.h" |
529f8f9f | 25 | #include "trace.h" |
f1ae32a1 GH |
26 | #include "hw/usb.h" |
27 | #include "hw/usb/desc.h" | |
c24e4aac | 28 | #include "qemu/error-report.h" |
72899afc | 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; | |
7567b51f | 40 | USBEndpoint *intr; |
062651c7 | 41 | USBHubPort ports[NUM_PORTS]; |
72899afc FB |
42 | } USBHubState; |
43 | ||
44 | #define ClearHubFeature (0x2000 | USB_REQ_CLEAR_FEATURE) | |
45 | #define ClearPortFeature (0x2300 | USB_REQ_CLEAR_FEATURE) | |
46 | #define GetHubDescriptor (0xa000 | USB_REQ_GET_DESCRIPTOR) | |
47 | #define GetHubStatus (0xa000 | USB_REQ_GET_STATUS) | |
48 | #define GetPortStatus (0xa300 | USB_REQ_GET_STATUS) | |
49 | #define SetHubFeature (0x2000 | USB_REQ_SET_FEATURE) | |
50 | #define SetPortFeature (0x2300 | USB_REQ_SET_FEATURE) | |
51 | ||
52 | #define PORT_STAT_CONNECTION 0x0001 | |
53 | #define PORT_STAT_ENABLE 0x0002 | |
54 | #define PORT_STAT_SUSPEND 0x0004 | |
55 | #define PORT_STAT_OVERCURRENT 0x0008 | |
56 | #define PORT_STAT_RESET 0x0010 | |
57 | #define PORT_STAT_POWER 0x0100 | |
58 | #define PORT_STAT_LOW_SPEED 0x0200 | |
59 | #define PORT_STAT_HIGH_SPEED 0x0400 | |
60 | #define PORT_STAT_TEST 0x0800 | |
61 | #define PORT_STAT_INDICATOR 0x1000 | |
62 | ||
63 | #define PORT_STAT_C_CONNECTION 0x0001 | |
64 | #define PORT_STAT_C_ENABLE 0x0002 | |
65 | #define PORT_STAT_C_SUSPEND 0x0004 | |
66 | #define PORT_STAT_C_OVERCURRENT 0x0008 | |
67 | #define PORT_STAT_C_RESET 0x0010 | |
68 | ||
69 | #define PORT_CONNECTION 0 | |
70 | #define PORT_ENABLE 1 | |
71 | #define PORT_SUSPEND 2 | |
72 | #define PORT_OVERCURRENT 3 | |
73 | #define PORT_RESET 4 | |
74 | #define PORT_POWER 8 | |
75 | #define PORT_LOWSPEED 9 | |
76 | #define PORT_HIGHSPEED 10 | |
77 | #define PORT_C_CONNECTION 16 | |
78 | #define PORT_C_ENABLE 17 | |
79 | #define PORT_C_SUSPEND 18 | |
80 | #define PORT_C_OVERCURRENT 19 | |
81 | #define PORT_C_RESET 20 | |
82 | #define PORT_TEST 21 | |
83 | #define PORT_INDICATOR 22 | |
84 | ||
85 | /* same as Linux kernel root hubs */ | |
86 | ||
062651c7 GH |
87 | enum { |
88 | STR_MANUFACTURER = 1, | |
89 | STR_PRODUCT, | |
90 | STR_SERIALNUMBER, | |
91 | }; | |
92 | ||
93 | static const USBDescStrings desc_strings = { | |
93bfef4c | 94 | [STR_MANUFACTURER] = "QEMU", |
062651c7 GH |
95 | [STR_PRODUCT] = "QEMU USB Hub", |
96 | [STR_SERIALNUMBER] = "314159", | |
97 | }; | |
98 | ||
99 | static const USBDescIface desc_iface_hub = { | |
100 | .bInterfaceNumber = 0, | |
101 | .bNumEndpoints = 1, | |
102 | .bInterfaceClass = USB_CLASS_HUB, | |
103 | .eps = (USBDescEndpoint[]) { | |
104 | { | |
105 | .bEndpointAddress = USB_DIR_IN | 0x01, | |
106 | .bmAttributes = USB_ENDPOINT_XFER_INT, | |
107 | .wMaxPacketSize = 1 + (NUM_PORTS + 7) / 8, | |
108 | .bInterval = 0xff, | |
109 | }, | |
110 | } | |
111 | }; | |
112 | ||
113 | static const USBDescDevice desc_device_hub = { | |
114 | .bcdUSB = 0x0110, | |
115 | .bDeviceClass = USB_CLASS_HUB, | |
116 | .bMaxPacketSize0 = 8, | |
117 | .bNumConfigurations = 1, | |
118 | .confs = (USBDescConfig[]) { | |
119 | { | |
120 | .bNumInterfaces = 1, | |
121 | .bConfigurationValue = 1, | |
122 | .bmAttributes = 0xe0, | |
add75088 | 123 | .nif = 1, |
062651c7 GH |
124 | .ifs = &desc_iface_hub, |
125 | }, | |
126 | }, | |
127 | }; | |
128 | ||
129 | static const USBDesc desc_hub = { | |
130 | .id = { | |
db80358a RT |
131 | .idVendor = 0x0409, |
132 | .idProduct = 0x55aa, | |
062651c7 GH |
133 | .bcdDevice = 0x0101, |
134 | .iManufacturer = STR_MANUFACTURER, | |
135 | .iProduct = STR_PRODUCT, | |
136 | .iSerialNumber = STR_SERIALNUMBER, | |
137 | }, | |
138 | .full = &desc_device_hub, | |
139 | .str = desc_strings, | |
140 | }; | |
141 | ||
72899afc FB |
142 | static const uint8_t qemu_hub_hub_descriptor[] = |
143 | { | |
67f36560 | 144 | 0x00, /* u8 bLength; patched in later */ |
72899afc FB |
145 | 0x29, /* u8 bDescriptorType; Hub-descriptor */ |
146 | 0x00, /* u8 bNbrPorts; (patched later) */ | |
147 | 0x0a, /* u16 wHubCharacteristics; */ | |
148 | 0x00, /* (per-port OC, no power switching) */ | |
149 | 0x01, /* u8 bPwrOn2pwrGood; 2ms */ | |
985d1742 FB |
150 | 0x00 /* u8 bHubContrCurrent; 0 mA */ |
151 | ||
152 | /* DeviceRemovable and PortPwrCtrlMask patched in later */ | |
72899afc FB |
153 | }; |
154 | ||
618c169b | 155 | static void usb_hub_attach(USBPort *port1) |
72899afc FB |
156 | { |
157 | USBHubState *s = port1->opaque; | |
158 | USBHubPort *port = &s->ports[port1->index]; | |
3b46e624 | 159 | |
529f8f9f | 160 | trace_usb_hub_attach(s->dev.addr, port1->index + 1); |
618c169b GH |
161 | port->wPortStatus |= PORT_STAT_CONNECTION; |
162 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
163 | if (port->port.dev->speed == USB_SPEED_LOW) { | |
164 | port->wPortStatus |= PORT_STAT_LOW_SPEED; | |
72899afc | 165 | } else { |
618c169b GH |
166 | port->wPortStatus &= ~PORT_STAT_LOW_SPEED; |
167 | } | |
8550a02d | 168 | usb_wakeup(s->intr, 0); |
618c169b GH |
169 | } |
170 | ||
171 | static void usb_hub_detach(USBPort *port1) | |
172 | { | |
173 | USBHubState *s = port1->opaque; | |
174 | USBHubPort *port = &s->ports[port1->index]; | |
175 | ||
529f8f9f | 176 | trace_usb_hub_detach(s->dev.addr, port1->index + 1); |
8550a02d | 177 | usb_wakeup(s->intr, 0); |
be35cbbc | 178 | |
4706ab6c HG |
179 | /* Let upstream know the device on this port is gone */ |
180 | s->dev.port->ops->child_detach(s->dev.port, port1->dev); | |
181 | ||
618c169b GH |
182 | port->wPortStatus &= ~PORT_STAT_CONNECTION; |
183 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
184 | if (port->wPortStatus & PORT_STAT_ENABLE) { | |
185 | port->wPortStatus &= ~PORT_STAT_ENABLE; | |
186 | port->wPortChange |= PORT_STAT_C_ENABLE; | |
72899afc | 187 | } |
8550a02d | 188 | usb_wakeup(s->intr, 0); |
72899afc FB |
189 | } |
190 | ||
4706ab6c HG |
191 | static void usb_hub_child_detach(USBPort *port1, USBDevice *child) |
192 | { | |
193 | USBHubState *s = port1->opaque; | |
194 | ||
195 | /* Pass along upstream */ | |
196 | s->dev.port->ops->child_detach(s->dev.port, child); | |
197 | } | |
198 | ||
d47e59b8 | 199 | static void usb_hub_wakeup(USBPort *port1) |
34239c7b | 200 | { |
d47e59b8 HG |
201 | USBHubState *s = port1->opaque; |
202 | USBHubPort *port = &s->ports[port1->index]; | |
34239c7b GH |
203 | |
204 | if (port->wPortStatus & PORT_STAT_SUSPEND) { | |
205 | port->wPortChange |= PORT_STAT_C_SUSPEND; | |
8550a02d | 206 | usb_wakeup(s->intr, 0); |
34239c7b GH |
207 | } |
208 | } | |
209 | ||
d47e59b8 | 210 | static void usb_hub_complete(USBPort *port, USBPacket *packet) |
13a9a0d3 | 211 | { |
d47e59b8 | 212 | USBHubState *s = port->opaque; |
13a9a0d3 GH |
213 | |
214 | /* | |
215 | * Just pass it along upstream for now. | |
216 | * | |
80cf7cf7 | 217 | * If we ever implement usb 2.0 split transactions this will |
13a9a0d3 | 218 | * become a little more complicated ... |
80cf7cf7 GH |
219 | * |
220 | * Can't use usb_packet_complete() here because packet->owner is | |
221 | * cleared already, go call the ->complete() callback directly | |
222 | * instead. | |
13a9a0d3 | 223 | */ |
80cf7cf7 | 224 | s->dev.port->ops->complete(s->dev.port, packet); |
13a9a0d3 GH |
225 | } |
226 | ||
06c75088 GH |
227 | static USBDevice *usb_hub_find_device(USBDevice *dev, uint8_t addr) |
228 | { | |
229 | USBHubState *s = DO_UPCAST(USBHubState, dev, dev); | |
230 | USBHubPort *port; | |
231 | USBDevice *downstream; | |
232 | int i; | |
233 | ||
234 | for (i = 0; i < NUM_PORTS; i++) { | |
235 | port = &s->ports[i]; | |
236 | if (!(port->wPortStatus & PORT_STAT_ENABLE)) { | |
237 | continue; | |
238 | } | |
239 | downstream = usb_find_device(&port->port, addr); | |
240 | if (downstream != NULL) { | |
241 | return downstream; | |
242 | } | |
243 | } | |
244 | return NULL; | |
245 | } | |
246 | ||
059809e4 | 247 | static void usb_hub_handle_reset(USBDevice *dev) |
72899afc | 248 | { |
20d183b6 GH |
249 | USBHubState *s = DO_UPCAST(USBHubState, dev, dev); |
250 | USBHubPort *port; | |
251 | int i; | |
252 | ||
529f8f9f | 253 | trace_usb_hub_reset(s->dev.addr); |
20d183b6 GH |
254 | for (i = 0; i < NUM_PORTS; i++) { |
255 | port = s->ports + i; | |
256 | port->wPortStatus = PORT_STAT_POWER; | |
257 | port->wPortChange = 0; | |
258 | if (port->port.dev && port->port.dev->attached) { | |
259 | port->wPortStatus |= PORT_STAT_CONNECTION; | |
260 | port->wPortChange |= PORT_STAT_C_CONNECTION; | |
261 | if (port->port.dev->speed == USB_SPEED_LOW) { | |
262 | port->wPortStatus |= PORT_STAT_LOW_SPEED; | |
263 | } | |
264 | } | |
265 | } | |
72899afc FB |
266 | } |
267 | ||
529f8f9f GH |
268 | static const char *feature_name(int feature) |
269 | { | |
270 | static const char *name[] = { | |
271 | [PORT_CONNECTION] = "connection", | |
272 | [PORT_ENABLE] = "enable", | |
273 | [PORT_SUSPEND] = "suspend", | |
274 | [PORT_OVERCURRENT] = "overcurrent", | |
275 | [PORT_RESET] = "reset", | |
276 | [PORT_POWER] = "power", | |
277 | [PORT_LOWSPEED] = "lowspeed", | |
278 | [PORT_HIGHSPEED] = "highspeed", | |
279 | [PORT_C_CONNECTION] = "change connection", | |
280 | [PORT_C_ENABLE] = "change enable", | |
281 | [PORT_C_SUSPEND] = "change suspend", | |
282 | [PORT_C_OVERCURRENT] = "change overcurrent", | |
283 | [PORT_C_RESET] = "change reset", | |
284 | [PORT_TEST] = "test", | |
285 | [PORT_INDICATOR] = "indicator", | |
286 | }; | |
287 | if (feature < 0 || feature >= ARRAY_SIZE(name)) { | |
288 | return "?"; | |
289 | } | |
290 | return name[feature] ?: "?"; | |
291 | } | |
292 | ||
9a77a0f5 | 293 | static void usb_hub_handle_control(USBDevice *dev, USBPacket *p, |
007fd62f | 294 | int request, int value, int index, int length, uint8_t *data) |
72899afc FB |
295 | { |
296 | USBHubState *s = (USBHubState *)dev; | |
297 | int ret; | |
298 | ||
529f8f9f GH |
299 | trace_usb_hub_control(s->dev.addr, request, value, index, length); |
300 | ||
007fd62f | 301 | ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
062651c7 | 302 | if (ret >= 0) { |
9a77a0f5 | 303 | return; |
062651c7 GH |
304 | } |
305 | ||
72899afc | 306 | switch(request) { |
985d1742 FB |
307 | case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: |
308 | if (value == 0 && index != 0x81) { /* clear ep halt */ | |
309 | goto fail; | |
310 | } | |
985d1742 | 311 | break; |
72899afc FB |
312 | /* usb specific requests */ |
313 | case GetHubStatus: | |
314 | data[0] = 0; | |
315 | data[1] = 0; | |
316 | data[2] = 0; | |
317 | data[3] = 0; | |
9a77a0f5 | 318 | p->actual_length = 4; |
72899afc FB |
319 | break; |
320 | case GetPortStatus: | |
321 | { | |
322 | unsigned int n = index - 1; | |
323 | USBHubPort *port; | |
062651c7 | 324 | if (n >= NUM_PORTS) { |
72899afc | 325 | goto fail; |
062651c7 | 326 | } |
72899afc | 327 | port = &s->ports[n]; |
529f8f9f GH |
328 | trace_usb_hub_get_port_status(s->dev.addr, index, |
329 | port->wPortStatus, | |
330 | port->wPortChange); | |
72899afc FB |
331 | data[0] = port->wPortStatus; |
332 | data[1] = port->wPortStatus >> 8; | |
333 | data[2] = port->wPortChange; | |
334 | data[3] = port->wPortChange >> 8; | |
9a77a0f5 | 335 | p->actual_length = 4; |
72899afc FB |
336 | } |
337 | break; | |
338 | case SetHubFeature: | |
339 | case ClearHubFeature: | |
9a77a0f5 | 340 | if (value != 0 && value != 1) { |
72899afc FB |
341 | goto fail; |
342 | } | |
72899afc FB |
343 | break; |
344 | case SetPortFeature: | |
345 | { | |
346 | unsigned int n = index - 1; | |
347 | USBHubPort *port; | |
348 | USBDevice *dev; | |
529f8f9f GH |
349 | |
350 | trace_usb_hub_set_port_feature(s->dev.addr, index, | |
351 | feature_name(value)); | |
352 | ||
062651c7 | 353 | if (n >= NUM_PORTS) { |
72899afc | 354 | goto fail; |
062651c7 | 355 | } |
72899afc FB |
356 | port = &s->ports[n]; |
357 | dev = port->port.dev; | |
358 | switch(value) { | |
359 | case PORT_SUSPEND: | |
360 | port->wPortStatus |= PORT_STAT_SUSPEND; | |
361 | break; | |
362 | case PORT_RESET: | |
3393bc10 | 363 | if (dev && dev->attached) { |
d28f4e2d | 364 | usb_device_reset(dev); |
72899afc FB |
365 | port->wPortChange |= PORT_STAT_C_RESET; |
366 | /* set enable bit */ | |
72899afc | 367 | port->wPortStatus |= PORT_STAT_ENABLE; |
8550a02d | 368 | usb_wakeup(s->intr, 0); |
72899afc FB |
369 | } |
370 | break; | |
371 | case PORT_POWER: | |
372 | break; | |
373 | default: | |
374 | goto fail; | |
375 | } | |
72899afc FB |
376 | } |
377 | break; | |
378 | case ClearPortFeature: | |
379 | { | |
380 | unsigned int n = index - 1; | |
381 | USBHubPort *port; | |
d4c4e6fd | 382 | |
529f8f9f GH |
383 | trace_usb_hub_clear_port_feature(s->dev.addr, index, |
384 | feature_name(value)); | |
385 | ||
062651c7 | 386 | if (n >= NUM_PORTS) { |
72899afc | 387 | goto fail; |
062651c7 | 388 | } |
72899afc | 389 | port = &s->ports[n]; |
72899afc FB |
390 | switch(value) { |
391 | case PORT_ENABLE: | |
392 | port->wPortStatus &= ~PORT_STAT_ENABLE; | |
393 | break; | |
394 | case PORT_C_ENABLE: | |
395 | port->wPortChange &= ~PORT_STAT_C_ENABLE; | |
396 | break; | |
397 | case PORT_SUSPEND: | |
398 | port->wPortStatus &= ~PORT_STAT_SUSPEND; | |
399 | break; | |
400 | case PORT_C_SUSPEND: | |
401 | port->wPortChange &= ~PORT_STAT_C_SUSPEND; | |
402 | break; | |
403 | case PORT_C_CONNECTION: | |
404 | port->wPortChange &= ~PORT_STAT_C_CONNECTION; | |
405 | break; | |
406 | case PORT_C_OVERCURRENT: | |
407 | port->wPortChange &= ~PORT_STAT_C_OVERCURRENT; | |
408 | break; | |
409 | case PORT_C_RESET: | |
410 | port->wPortChange &= ~PORT_STAT_C_RESET; | |
411 | break; | |
412 | default: | |
413 | goto fail; | |
414 | } | |
72899afc FB |
415 | } |
416 | break; | |
417 | case GetHubDescriptor: | |
985d1742 FB |
418 | { |
419 | unsigned int n, limit, var_hub_size = 0; | |
5fafdf24 | 420 | memcpy(data, qemu_hub_hub_descriptor, |
985d1742 | 421 | sizeof(qemu_hub_hub_descriptor)); |
062651c7 | 422 | data[2] = NUM_PORTS; |
985d1742 FB |
423 | |
424 | /* fill DeviceRemovable bits */ | |
062651c7 | 425 | limit = ((NUM_PORTS + 1 + 7) / 8) + 7; |
985d1742 FB |
426 | for (n = 7; n < limit; n++) { |
427 | data[n] = 0x00; | |
428 | var_hub_size++; | |
429 | } | |
430 | ||
431 | /* fill PortPwrCtrlMask bits */ | |
062651c7 | 432 | limit = limit + ((NUM_PORTS + 7) / 8); |
985d1742 FB |
433 | for (;n < limit; n++) { |
434 | data[n] = 0xff; | |
435 | var_hub_size++; | |
436 | } | |
437 | ||
9a77a0f5 HG |
438 | p->actual_length = sizeof(qemu_hub_hub_descriptor) + var_hub_size; |
439 | data[0] = p->actual_length; | |
985d1742 FB |
440 | break; |
441 | } | |
72899afc FB |
442 | default: |
443 | fail: | |
9a77a0f5 | 444 | p->status = USB_RET_STALL; |
72899afc FB |
445 | break; |
446 | } | |
72899afc FB |
447 | } |
448 | ||
9a77a0f5 | 449 | static void usb_hub_handle_data(USBDevice *dev, USBPacket *p) |
72899afc FB |
450 | { |
451 | USBHubState *s = (USBHubState *)dev; | |
72899afc | 452 | |
4d611c9a | 453 | switch(p->pid) { |
72899afc | 454 | case USB_TOKEN_IN: |
079d0b7f | 455 | if (p->ep->nr == 1) { |
72899afc FB |
456 | USBHubPort *port; |
457 | unsigned int status; | |
4f4321c1 | 458 | uint8_t buf[4]; |
72899afc | 459 | int i, n; |
062651c7 | 460 | n = (NUM_PORTS + 1 + 7) / 8; |
4f4321c1 | 461 | if (p->iov.size == 1) { /* FreeBSD workaround */ |
985d1742 | 462 | n = 1; |
4f4321c1 | 463 | } else if (n > p->iov.size) { |
9a77a0f5 HG |
464 | p->status = USB_RET_BABBLE; |
465 | return; | |
985d1742 | 466 | } |
72899afc | 467 | status = 0; |
062651c7 | 468 | for(i = 0; i < NUM_PORTS; i++) { |
72899afc | 469 | port = &s->ports[i]; |
bdebd6ee | 470 | if (port->wPortChange) |
72899afc FB |
471 | status |= (1 << (i + 1)); |
472 | } | |
473 | if (status != 0) { | |
b8cbc137 | 474 | trace_usb_hub_status_report(s->dev.addr, status); |
72899afc | 475 | for(i = 0; i < n; i++) { |
4f4321c1 | 476 | buf[i] = status >> (8 * i); |
72899afc | 477 | } |
4f4321c1 | 478 | usb_packet_copy(p, buf, n); |
72899afc | 479 | } else { |
9a77a0f5 | 480 | p->status = USB_RET_NAK; /* usb11 11.13.1 */ |
72899afc FB |
481 | } |
482 | } else { | |
483 | goto fail; | |
484 | } | |
485 | break; | |
486 | case USB_TOKEN_OUT: | |
487 | default: | |
488 | fail: | |
9a77a0f5 | 489 | p->status = USB_RET_STALL; |
72899afc FB |
490 | break; |
491 | } | |
72899afc FB |
492 | } |
493 | ||
059809e4 FB |
494 | static void usb_hub_handle_destroy(USBDevice *dev) |
495 | { | |
496 | USBHubState *s = (USBHubState *)dev; | |
a8e662b5 | 497 | int i; |
059809e4 | 498 | |
062651c7 | 499 | for (i = 0; i < NUM_PORTS; i++) { |
a8e662b5 GH |
500 | usb_unregister_port(usb_bus_from_device(dev), |
501 | &s->ports[i].port); | |
502 | } | |
059809e4 FB |
503 | } |
504 | ||
0d86d2be GH |
505 | static USBPortOps usb_hub_port_ops = { |
506 | .attach = usb_hub_attach, | |
618c169b | 507 | .detach = usb_hub_detach, |
4706ab6c | 508 | .child_detach = usb_hub_child_detach, |
34239c7b | 509 | .wakeup = usb_hub_wakeup, |
13a9a0d3 | 510 | .complete = usb_hub_complete, |
0d86d2be GH |
511 | }; |
512 | ||
806b6024 | 513 | static int usb_hub_initfn(USBDevice *dev) |
72899afc | 514 | { |
806b6024 | 515 | USBHubState *s = DO_UPCAST(USBHubState, dev, dev); |
72899afc FB |
516 | USBHubPort *port; |
517 | int i; | |
518 | ||
c24e4aac GH |
519 | if (dev->port->hubcount == 5) { |
520 | error_report("usb hub chain too deep"); | |
521 | return -1; | |
522 | } | |
523 | ||
9d55d1ad | 524 | usb_desc_create_serial(dev); |
a980a065 | 525 | usb_desc_init(dev); |
7567b51f | 526 | s->intr = usb_ep_get(dev, USB_TOKEN_IN, 1); |
062651c7 | 527 | for (i = 0; i < NUM_PORTS; i++) { |
72899afc | 528 | port = &s->ports[i]; |
a5d2f727 | 529 | usb_register_port(usb_bus_from_device(dev), |
ace1318b | 530 | &port->port, s, i, &usb_hub_port_ops, |
843d4e0c | 531 | USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL); |
891fb2cd | 532 | usb_port_location(&port->port, dev->port, i+1); |
72899afc | 533 | } |
20d183b6 | 534 | usb_hub_handle_reset(dev); |
806b6024 GH |
535 | return 0; |
536 | } | |
537 | ||
d1550090 GH |
538 | static const VMStateDescription vmstate_usb_hub_port = { |
539 | .name = "usb-hub-port", | |
540 | .version_id = 1, | |
541 | .minimum_version_id = 1, | |
542 | .fields = (VMStateField []) { | |
543 | VMSTATE_UINT16(wPortStatus, USBHubPort), | |
544 | VMSTATE_UINT16(wPortChange, USBHubPort), | |
545 | VMSTATE_END_OF_LIST() | |
546 | } | |
547 | }; | |
548 | ||
549 | static const VMStateDescription vmstate_usb_hub = { | |
550 | .name = "usb-hub", | |
551 | .version_id = 1, | |
552 | .minimum_version_id = 1, | |
553 | .fields = (VMStateField []) { | |
554 | VMSTATE_USB_DEVICE(dev, USBHubState), | |
555 | VMSTATE_STRUCT_ARRAY(ports, USBHubState, NUM_PORTS, 0, | |
556 | vmstate_usb_hub_port, USBHubPort), | |
557 | VMSTATE_END_OF_LIST() | |
558 | } | |
559 | }; | |
560 | ||
39bffca2 | 561 | static void usb_hub_class_initfn(ObjectClass *klass, void *data) |
62aed765 | 562 | { |
39bffca2 | 563 | DeviceClass *dc = DEVICE_CLASS(klass); |
62aed765 AL |
564 | USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
565 | ||
566 | uc->init = usb_hub_initfn; | |
567 | uc->product_desc = "QEMU USB Hub"; | |
568 | uc->usb_desc = &desc_hub; | |
06c75088 | 569 | uc->find_device = usb_hub_find_device; |
62aed765 AL |
570 | uc->handle_reset = usb_hub_handle_reset; |
571 | uc->handle_control = usb_hub_handle_control; | |
572 | uc->handle_data = usb_hub_handle_data; | |
573 | uc->handle_destroy = usb_hub_handle_destroy; | |
125ee0ed | 574 | set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories); |
39bffca2 AL |
575 | dc->fw_name = "hub"; |
576 | dc->vmsd = &vmstate_usb_hub; | |
62aed765 AL |
577 | } |
578 | ||
8c43a6f0 | 579 | static const TypeInfo hub_info = { |
39bffca2 AL |
580 | .name = "usb-hub", |
581 | .parent = TYPE_USB_DEVICE, | |
582 | .instance_size = sizeof(USBHubState), | |
583 | .class_init = usb_hub_class_initfn, | |
806b6024 GH |
584 | }; |
585 | ||
83f7d43a | 586 | static void usb_hub_register_types(void) |
806b6024 | 587 | { |
39bffca2 | 588 | type_register_static(&hub_info); |
72899afc | 589 | } |
83f7d43a AF |
590 | |
591 | type_init(usb_hub_register_types) |