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Commit | Line | Data |
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bb36d470 FB |
1 | /* |
2 | * Linux host USB redirector | |
3 | * | |
4 | * Copyright (c) 2005 Fabrice Bellard | |
5fafdf24 | 5 | * |
64838171 AL |
6 | * Copyright (c) 2008 Max Krasnyansky |
7 | * Support for host device auto connect & disconnect | |
5d0c5750 | 8 | * Major rewrite to support fully async operation |
4b096fc9 | 9 | * |
0f431527 AL |
10 | * Copyright 2008 TJ <linux@tjworld.net> |
11 | * Added flexible support for /dev/bus/usb /sys/bus/usb/devices in addition | |
12 | * to the legacy /proc/bus/usb USB device discovery and handling | |
13 | * | |
bb36d470 FB |
14 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
15 | * of this software and associated documentation files (the "Software"), to deal | |
16 | * in the Software without restriction, including without limitation the rights | |
17 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
18 | * copies of the Software, and to permit persons to whom the Software is | |
19 | * furnished to do so, subject to the following conditions: | |
20 | * | |
21 | * The above copyright notice and this permission notice shall be included in | |
22 | * all copies or substantial portions of the Software. | |
23 | * | |
24 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
25 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
26 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
27 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
28 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
29 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
30 | * THE SOFTWARE. | |
31 | */ | |
446ab128 | 32 | |
87ecb68b | 33 | #include "qemu-common.h" |
1f3870ab | 34 | #include "qemu-timer.h" |
376253ec | 35 | #include "monitor.h" |
b373a63a | 36 | #include "sysemu.h" |
e6a2f500 | 37 | #include "trace.h" |
bb36d470 | 38 | |
bb36d470 FB |
39 | #include <dirent.h> |
40 | #include <sys/ioctl.h> | |
bb36d470 | 41 | |
446ab128 AL |
42 | #include <linux/usbdevice_fs.h> |
43 | #include <linux/version.h> | |
44 | #include "hw/usb.h" | |
96dd9aac | 45 | #include "hw/usb/desc.h" |
bb36d470 | 46 | |
d9cf1578 BS |
47 | /* We redefine it to avoid version problems */ |
48 | struct usb_ctrltransfer { | |
49 | uint8_t bRequestType; | |
50 | uint8_t bRequest; | |
51 | uint16_t wValue; | |
52 | uint16_t wIndex; | |
53 | uint16_t wLength; | |
54 | uint32_t timeout; | |
55 | void *data; | |
56 | }; | |
57 | ||
ba9acab9 | 58 | typedef int USBScanFunc(void *opaque, int bus_num, int addr, const char *port, |
0f5160d1 | 59 | int class_id, int vendor_id, int product_id, |
a594cfbf | 60 | const char *product_name, int speed); |
26a9e82a | 61 | |
0745eb1e | 62 | //#define DEBUG |
64838171 AL |
63 | |
64 | #ifdef DEBUG | |
d0f2c4c6 | 65 | #define DPRINTF printf |
64838171 | 66 | #else |
d0f2c4c6 | 67 | #define DPRINTF(...) |
64838171 | 68 | #endif |
bb36d470 | 69 | |
1f6e24e7 | 70 | #define PRODUCT_NAME_SZ 32 |
5557d820 | 71 | #define MAX_PORTLEN 16 |
bb36d470 | 72 | |
b9dc033c | 73 | /* endpoint association data */ |
060dc841 | 74 | #define ISO_FRAME_DESC_PER_URB 32 |
060dc841 | 75 | |
71138531 GH |
76 | /* devio.c limits single requests to 16k */ |
77 | #define MAX_USBFS_BUFFER_SIZE 16384 | |
78 | ||
060dc841 HG |
79 | typedef struct AsyncURB AsyncURB; |
80 | ||
b9dc033c | 81 | struct endp_data { |
64838171 | 82 | uint8_t halted; |
bb6d5498 | 83 | uint8_t iso_started; |
060dc841 HG |
84 | AsyncURB *iso_urb; |
85 | int iso_urb_idx; | |
bb6d5498 | 86 | int iso_buffer_used; |
82887262 | 87 | int inflight; |
b9dc033c AZ |
88 | }; |
89 | ||
26a9e82a GH |
90 | struct USBAutoFilter { |
91 | uint32_t bus_num; | |
92 | uint32_t addr; | |
9056a297 | 93 | char *port; |
26a9e82a GH |
94 | uint32_t vendor_id; |
95 | uint32_t product_id; | |
96 | }; | |
97 | ||
39c20577 GH |
98 | enum USBHostDeviceOptions { |
99 | USB_HOST_OPT_PIPELINE, | |
100 | }; | |
101 | ||
bb36d470 FB |
102 | typedef struct USBHostDevice { |
103 | USBDevice dev; | |
64838171 | 104 | int fd; |
9516bb47 | 105 | int hub_fd; |
c75fead6 | 106 | int hub_port; |
64838171 | 107 | |
f8ddbfbc | 108 | uint8_t descr[8192]; |
64838171 | 109 | int descr_len; |
24772c1e | 110 | int closing; |
b81bcd8a | 111 | uint32_t iso_urb_count; |
39c20577 | 112 | uint32_t options; |
b373a63a | 113 | Notifier exit; |
64838171 | 114 | |
d8e17efd GH |
115 | struct endp_data ep_in[USB_MAX_ENDPOINTS]; |
116 | struct endp_data ep_out[USB_MAX_ENDPOINTS]; | |
7a8fc83f | 117 | QLIST_HEAD(, AsyncURB) aurbs; |
4b096fc9 | 118 | |
4b096fc9 AL |
119 | /* Host side address */ |
120 | int bus_num; | |
121 | int addr; | |
5557d820 | 122 | char port[MAX_PORTLEN]; |
26a9e82a | 123 | struct USBAutoFilter match; |
65bb3a5c | 124 | int32_t bootindex; |
3ee886c5 | 125 | int seen, errcount; |
4b096fc9 | 126 | |
26a9e82a | 127 | QTAILQ_ENTRY(USBHostDevice) next; |
bb36d470 FB |
128 | } USBHostDevice; |
129 | ||
26a9e82a GH |
130 | static QTAILQ_HEAD(, USBHostDevice) hostdevs = QTAILQ_HEAD_INITIALIZER(hostdevs); |
131 | ||
132 | static int usb_host_close(USBHostDevice *dev); | |
133 | static int parse_filter(const char *spec, struct USBAutoFilter *f); | |
134 | static void usb_host_auto_check(void *unused); | |
2cc59d8c HG |
135 | static int usb_host_read_file(char *line, size_t line_size, |
136 | const char *device_file, const char *device_name); | |
9b87e19b | 137 | static int usb_linux_update_endp_table(USBHostDevice *s); |
26a9e82a | 138 | |
d8e17efd GH |
139 | static int usb_host_usbfs_type(USBHostDevice *s, USBPacket *p) |
140 | { | |
141 | static const int usbfs[] = { | |
142 | [USB_ENDPOINT_XFER_CONTROL] = USBDEVFS_URB_TYPE_CONTROL, | |
143 | [USB_ENDPOINT_XFER_ISOC] = USBDEVFS_URB_TYPE_ISO, | |
144 | [USB_ENDPOINT_XFER_BULK] = USBDEVFS_URB_TYPE_BULK, | |
145 | [USB_ENDPOINT_XFER_INT] = USBDEVFS_URB_TYPE_INTERRUPT, | |
146 | }; | |
079d0b7f | 147 | uint8_t type = p->ep->type; |
d8e17efd GH |
148 | assert(type < ARRAY_SIZE(usbfs)); |
149 | return usbfs[type]; | |
150 | } | |
151 | ||
c7662daa GH |
152 | static int usb_host_do_reset(USBHostDevice *dev) |
153 | { | |
154 | struct timeval s, e; | |
155 | uint32_t usecs; | |
156 | int ret; | |
157 | ||
158 | gettimeofday(&s, NULL); | |
159 | ret = ioctl(dev->fd, USBDEVFS_RESET); | |
160 | gettimeofday(&e, NULL); | |
161 | usecs = (e.tv_sec - s.tv_sec) * 1000000; | |
162 | usecs += e.tv_usec - s.tv_usec; | |
163 | if (usecs > 1000000) { | |
164 | /* more than a second, something is fishy, broken usb device? */ | |
165 | fprintf(stderr, "husb: device %d:%d reset took %d.%06d seconds\n", | |
166 | dev->bus_num, dev->addr, usecs / 1000000, usecs % 1000000); | |
167 | } | |
168 | return ret; | |
169 | } | |
170 | ||
c0e5750b | 171 | static struct endp_data *get_endp(USBHostDevice *s, int pid, int ep) |
ca3a36cf | 172 | { |
c0e5750b GH |
173 | struct endp_data *eps = pid == USB_TOKEN_IN ? s->ep_in : s->ep_out; |
174 | assert(pid == USB_TOKEN_IN || pid == USB_TOKEN_OUT); | |
d8e17efd | 175 | assert(ep > 0 && ep <= USB_MAX_ENDPOINTS); |
c0e5750b | 176 | return eps + ep - 1; |
ca3a36cf GH |
177 | } |
178 | ||
c0e5750b | 179 | static int is_isoc(USBHostDevice *s, int pid, int ep) |
64838171 | 180 | { |
d8e17efd | 181 | return usb_ep_get_type(&s->dev, pid, ep) == USB_ENDPOINT_XFER_ISOC; |
64838171 AL |
182 | } |
183 | ||
c0e5750b | 184 | static int is_valid(USBHostDevice *s, int pid, int ep) |
a0b5fece | 185 | { |
d8e17efd | 186 | return usb_ep_get_type(&s->dev, pid, ep) != USB_ENDPOINT_XFER_INVALID; |
a0b5fece HG |
187 | } |
188 | ||
c0e5750b | 189 | static int is_halted(USBHostDevice *s, int pid, int ep) |
64838171 | 190 | { |
c0e5750b | 191 | return get_endp(s, pid, ep)->halted; |
64838171 AL |
192 | } |
193 | ||
c0e5750b | 194 | static void clear_halt(USBHostDevice *s, int pid, int ep) |
64838171 | 195 | { |
e6a2f500 | 196 | trace_usb_host_ep_clear_halt(s->bus_num, s->addr, ep); |
c0e5750b | 197 | get_endp(s, pid, ep)->halted = 0; |
64838171 AL |
198 | } |
199 | ||
c0e5750b | 200 | static void set_halt(USBHostDevice *s, int pid, int ep) |
64838171 | 201 | { |
c0e5750b GH |
202 | if (ep != 0) { |
203 | trace_usb_host_ep_set_halt(s->bus_num, s->addr, ep); | |
204 | get_endp(s, pid, ep)->halted = 1; | |
205 | } | |
64838171 AL |
206 | } |
207 | ||
c0e5750b | 208 | static int is_iso_started(USBHostDevice *s, int pid, int ep) |
bb6d5498 | 209 | { |
c0e5750b | 210 | return get_endp(s, pid, ep)->iso_started; |
bb6d5498 HG |
211 | } |
212 | ||
c0e5750b | 213 | static void clear_iso_started(USBHostDevice *s, int pid, int ep) |
bb6d5498 | 214 | { |
e6a2f500 | 215 | trace_usb_host_ep_stop_iso(s->bus_num, s->addr, ep); |
c0e5750b | 216 | get_endp(s, pid, ep)->iso_started = 0; |
bb6d5498 HG |
217 | } |
218 | ||
c0e5750b | 219 | static void set_iso_started(USBHostDevice *s, int pid, int ep) |
bb6d5498 | 220 | { |
c0e5750b | 221 | struct endp_data *e = get_endp(s, pid, ep); |
e6a2f500 GH |
222 | |
223 | trace_usb_host_ep_start_iso(s->bus_num, s->addr, ep); | |
82887262 GH |
224 | if (!e->iso_started) { |
225 | e->iso_started = 1; | |
226 | e->inflight = 0; | |
227 | } | |
228 | } | |
229 | ||
c0e5750b | 230 | static int change_iso_inflight(USBHostDevice *s, int pid, int ep, int value) |
82887262 | 231 | { |
c0e5750b | 232 | struct endp_data *e = get_endp(s, pid, ep); |
82887262 GH |
233 | |
234 | e->inflight += value; | |
235 | return e->inflight; | |
bb6d5498 HG |
236 | } |
237 | ||
c0e5750b | 238 | static void set_iso_urb(USBHostDevice *s, int pid, int ep, AsyncURB *iso_urb) |
060dc841 | 239 | { |
c0e5750b | 240 | get_endp(s, pid, ep)->iso_urb = iso_urb; |
060dc841 HG |
241 | } |
242 | ||
c0e5750b | 243 | static AsyncURB *get_iso_urb(USBHostDevice *s, int pid, int ep) |
060dc841 | 244 | { |
c0e5750b | 245 | return get_endp(s, pid, ep)->iso_urb; |
060dc841 HG |
246 | } |
247 | ||
c0e5750b | 248 | static void set_iso_urb_idx(USBHostDevice *s, int pid, int ep, int i) |
060dc841 | 249 | { |
c0e5750b | 250 | get_endp(s, pid, ep)->iso_urb_idx = i; |
060dc841 HG |
251 | } |
252 | ||
c0e5750b | 253 | static int get_iso_urb_idx(USBHostDevice *s, int pid, int ep) |
060dc841 | 254 | { |
c0e5750b | 255 | return get_endp(s, pid, ep)->iso_urb_idx; |
060dc841 HG |
256 | } |
257 | ||
c0e5750b | 258 | static void set_iso_buffer_used(USBHostDevice *s, int pid, int ep, int i) |
bb6d5498 | 259 | { |
c0e5750b | 260 | get_endp(s, pid, ep)->iso_buffer_used = i; |
bb6d5498 HG |
261 | } |
262 | ||
c0e5750b | 263 | static int get_iso_buffer_used(USBHostDevice *s, int pid, int ep) |
bb6d5498 | 264 | { |
c0e5750b | 265 | return get_endp(s, pid, ep)->iso_buffer_used; |
bb6d5498 HG |
266 | } |
267 | ||
2791104c | 268 | /* |
64838171 | 269 | * Async URB state. |
060dc841 | 270 | * We always allocate iso packet descriptors even for bulk transfers |
2791104c | 271 | * to simplify allocation and casts. |
64838171 | 272 | */ |
060dc841 | 273 | struct AsyncURB |
64838171 AL |
274 | { |
275 | struct usbdevfs_urb urb; | |
060dc841 | 276 | struct usbdevfs_iso_packet_desc isocpd[ISO_FRAME_DESC_PER_URB]; |
7a8fc83f GH |
277 | USBHostDevice *hdev; |
278 | QLIST_ENTRY(AsyncURB) next; | |
b9dc033c | 279 | |
060dc841 | 280 | /* For regular async urbs */ |
64838171 | 281 | USBPacket *packet; |
71138531 | 282 | int more; /* large transfer, more urbs follow */ |
060dc841 HG |
283 | |
284 | /* For buffered iso handling */ | |
285 | int iso_frame_idx; /* -1 means in flight */ | |
286 | }; | |
b9dc033c | 287 | |
7a8fc83f | 288 | static AsyncURB *async_alloc(USBHostDevice *s) |
b9dc033c | 289 | { |
7267c094 | 290 | AsyncURB *aurb = g_malloc0(sizeof(AsyncURB)); |
7a8fc83f GH |
291 | aurb->hdev = s; |
292 | QLIST_INSERT_HEAD(&s->aurbs, aurb, next); | |
293 | return aurb; | |
b9dc033c AZ |
294 | } |
295 | ||
64838171 | 296 | static void async_free(AsyncURB *aurb) |
b9dc033c | 297 | { |
7a8fc83f | 298 | QLIST_REMOVE(aurb, next); |
7267c094 | 299 | g_free(aurb); |
64838171 | 300 | } |
b9dc033c | 301 | |
41c01ee7 GH |
302 | static void do_disconnect(USBHostDevice *s) |
303 | { | |
41c01ee7 GH |
304 | usb_host_close(s); |
305 | usb_host_auto_check(NULL); | |
306 | } | |
307 | ||
64838171 AL |
308 | static void async_complete(void *opaque) |
309 | { | |
310 | USBHostDevice *s = opaque; | |
311 | AsyncURB *aurb; | |
82887262 | 312 | int urbs = 0; |
64838171 AL |
313 | |
314 | while (1) { | |
2791104c | 315 | USBPacket *p; |
b9dc033c | 316 | |
2791104c | 317 | int r = ioctl(s->fd, USBDEVFS_REAPURBNDELAY, &aurb); |
64838171 | 318 | if (r < 0) { |
2791104c | 319 | if (errno == EAGAIN) { |
82887262 GH |
320 | if (urbs > 2) { |
321 | fprintf(stderr, "husb: %d iso urbs finished at once\n", urbs); | |
322 | } | |
64838171 | 323 | return; |
2791104c | 324 | } |
40197c35 GH |
325 | if (errno == ENODEV) { |
326 | if (!s->closing) { | |
327 | trace_usb_host_disconnect(s->bus_num, s->addr); | |
328 | do_disconnect(s); | |
329 | } | |
64838171 AL |
330 | return; |
331 | } | |
332 | ||
e6a2f500 | 333 | perror("USBDEVFS_REAPURBNDELAY"); |
64838171 | 334 | return; |
b9dc033c | 335 | } |
64838171 | 336 | |
2791104c | 337 | DPRINTF("husb: async completed. aurb %p status %d alen %d\n", |
64838171 AL |
338 | aurb, aurb->urb.status, aurb->urb.actual_length); |
339 | ||
060dc841 HG |
340 | /* If this is a buffered iso urb mark it as complete and don't do |
341 | anything else (it is handled further in usb_host_handle_iso_data) */ | |
342 | if (aurb->iso_frame_idx == -1) { | |
82887262 | 343 | int inflight; |
c0e5750b GH |
344 | int pid = (aurb->urb.endpoint & USB_DIR_IN) ? |
345 | USB_TOKEN_IN : USB_TOKEN_OUT; | |
346 | int ep = aurb->urb.endpoint & 0xf; | |
060dc841 | 347 | if (aurb->urb.status == -EPIPE) { |
c0e5750b | 348 | set_halt(s, pid, ep); |
060dc841 HG |
349 | } |
350 | aurb->iso_frame_idx = 0; | |
82887262 | 351 | urbs++; |
c0e5750b GH |
352 | inflight = change_iso_inflight(s, pid, ep, -1); |
353 | if (inflight == 0 && is_iso_started(s, pid, ep)) { | |
82887262 GH |
354 | fprintf(stderr, "husb: out of buffers for iso stream\n"); |
355 | } | |
060dc841 HG |
356 | continue; |
357 | } | |
358 | ||
359 | p = aurb->packet; | |
e6a2f500 GH |
360 | trace_usb_host_urb_complete(s->bus_num, s->addr, aurb, aurb->urb.status, |
361 | aurb->urb.actual_length, aurb->more); | |
060dc841 | 362 | |
2791104c | 363 | if (p) { |
64838171 AL |
364 | switch (aurb->urb.status) { |
365 | case 0: | |
4f4321c1 | 366 | p->result += aurb->urb.actual_length; |
64838171 AL |
367 | break; |
368 | ||
369 | case -EPIPE: | |
079d0b7f | 370 | set_halt(s, p->pid, p->ep->nr); |
4f4321c1 | 371 | p->result = USB_RET_STALL; |
2791104c | 372 | break; |
dcc7e25f | 373 | |
4d819a9b HG |
374 | case -EOVERFLOW: |
375 | p->result = USB_RET_BABBLE; | |
376 | break; | |
377 | ||
64838171 | 378 | default: |
d61000a8 | 379 | p->result = USB_RET_IOERROR; |
64838171 AL |
380 | break; |
381 | } | |
382 | ||
50b7963e | 383 | if (aurb->urb.type == USBDEVFS_URB_TYPE_CONTROL) { |
19b89252 | 384 | trace_usb_host_req_complete(s->bus_num, s->addr, p, p->result); |
50b7963e | 385 | usb_generic_async_ctrl_complete(&s->dev, p); |
71138531 | 386 | } else if (!aurb->more) { |
19b89252 | 387 | trace_usb_host_req_complete(s->bus_num, s->addr, p, p->result); |
50b7963e HG |
388 | usb_packet_complete(&s->dev, p); |
389 | } | |
2791104c | 390 | } |
64838171 AL |
391 | |
392 | async_free(aurb); | |
b9dc033c | 393 | } |
b9dc033c AZ |
394 | } |
395 | ||
eb5e680a | 396 | static void usb_host_async_cancel(USBDevice *dev, USBPacket *p) |
b9dc033c | 397 | { |
eb5e680a | 398 | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
227ebeb5 | 399 | AsyncURB *aurb; |
b9dc033c | 400 | |
19b89252 | 401 | trace_usb_host_req_canceled(s->bus_num, s->addr, p); |
6aebe407 | 402 | |
227ebeb5 GH |
403 | QLIST_FOREACH(aurb, &s->aurbs, next) { |
404 | if (p != aurb->packet) { | |
405 | continue; | |
406 | } | |
64838171 | 407 | |
6aebe407 | 408 | trace_usb_host_urb_canceled(s->bus_num, s->addr, aurb); |
b9dc033c | 409 | |
227ebeb5 GH |
410 | /* Mark it as dead (see async_complete above) */ |
411 | aurb->packet = NULL; | |
412 | ||
413 | int r = ioctl(s->fd, USBDEVFS_DISCARDURB, aurb); | |
414 | if (r < 0) { | |
415 | DPRINTF("husb: async. discard urb failed errno %d\n", errno); | |
416 | } | |
b9dc033c | 417 | } |
b9dc033c AZ |
418 | } |
419 | ||
097db438 GH |
420 | static int usb_host_open_device(int bus, int addr) |
421 | { | |
422 | const char *usbfs = NULL; | |
423 | char filename[32]; | |
424 | struct stat st; | |
425 | int fd, rc; | |
426 | ||
427 | rc = stat("/dev/bus/usb", &st); | |
428 | if (rc == 0 && S_ISDIR(st.st_mode)) { | |
429 | /* udev-created device nodes available */ | |
430 | usbfs = "/dev/bus/usb"; | |
431 | } else { | |
432 | /* fallback: usbfs mounted below /proc */ | |
433 | usbfs = "/proc/bus/usb"; | |
434 | } | |
435 | ||
436 | snprintf(filename, sizeof(filename), "%s/%03d/%03d", | |
437 | usbfs, bus, addr); | |
438 | fd = open(filename, O_RDWR | O_NONBLOCK); | |
439 | if (fd < 0) { | |
440 | fprintf(stderr, "husb: open %s: %s\n", filename, strerror(errno)); | |
441 | } | |
442 | return fd; | |
443 | } | |
444 | ||
e6274727 GH |
445 | static int usb_host_claim_port(USBHostDevice *s) |
446 | { | |
447 | #ifdef USBDEVFS_CLAIM_PORT | |
448 | char *h, hub_name[64], line[1024]; | |
c75fead6 | 449 | int hub_addr, ret; |
e6274727 GH |
450 | |
451 | snprintf(hub_name, sizeof(hub_name), "%d-%s", | |
452 | s->match.bus_num, s->match.port); | |
453 | ||
454 | /* try strip off last ".$portnr" to get hub */ | |
455 | h = strrchr(hub_name, '.'); | |
456 | if (h != NULL) { | |
c75fead6 | 457 | s->hub_port = atoi(h+1); |
e6274727 GH |
458 | *h = '\0'; |
459 | } else { | |
460 | /* no dot in there -> it is the root hub */ | |
461 | snprintf(hub_name, sizeof(hub_name), "usb%d", | |
462 | s->match.bus_num); | |
c75fead6 | 463 | s->hub_port = atoi(s->match.port); |
e6274727 GH |
464 | } |
465 | ||
466 | if (!usb_host_read_file(line, sizeof(line), "devnum", | |
467 | hub_name)) { | |
468 | return -1; | |
469 | } | |
470 | if (sscanf(line, "%d", &hub_addr) != 1) { | |
471 | return -1; | |
472 | } | |
473 | ||
097db438 | 474 | s->hub_fd = usb_host_open_device(s->match.bus_num, hub_addr); |
e6274727 GH |
475 | if (s->hub_fd < 0) { |
476 | return -1; | |
477 | } | |
478 | ||
c75fead6 | 479 | ret = ioctl(s->hub_fd, USBDEVFS_CLAIM_PORT, &s->hub_port); |
e6274727 GH |
480 | if (ret < 0) { |
481 | close(s->hub_fd); | |
482 | s->hub_fd = -1; | |
483 | return -1; | |
484 | } | |
485 | ||
c75fead6 | 486 | trace_usb_host_claim_port(s->match.bus_num, hub_addr, s->hub_port); |
e6274727 GH |
487 | return 0; |
488 | #else | |
489 | return -1; | |
490 | #endif | |
491 | } | |
492 | ||
c75fead6 GH |
493 | static void usb_host_release_port(USBHostDevice *s) |
494 | { | |
495 | if (s->hub_fd == -1) { | |
496 | return; | |
497 | } | |
498 | #ifdef USBDEVFS_RELEASE_PORT | |
499 | ioctl(s->hub_fd, USBDEVFS_RELEASE_PORT, &s->hub_port); | |
500 | #endif | |
501 | close(s->hub_fd); | |
502 | s->hub_fd = -1; | |
503 | } | |
504 | ||
e6274727 GH |
505 | static int usb_host_disconnect_ifaces(USBHostDevice *dev, int nb_interfaces) |
506 | { | |
507 | /* earlier Linux 2.4 do not support that */ | |
508 | #ifdef USBDEVFS_DISCONNECT | |
509 | struct usbdevfs_ioctl ctrl; | |
510 | int ret, interface; | |
511 | ||
512 | for (interface = 0; interface < nb_interfaces; interface++) { | |
513 | ctrl.ioctl_code = USBDEVFS_DISCONNECT; | |
514 | ctrl.ifno = interface; | |
515 | ctrl.data = 0; | |
516 | ret = ioctl(dev->fd, USBDEVFS_IOCTL, &ctrl); | |
517 | if (ret < 0 && errno != ENODATA) { | |
518 | perror("USBDEVFS_DISCONNECT"); | |
519 | return -1; | |
520 | } | |
521 | } | |
522 | #endif | |
523 | return 0; | |
524 | } | |
525 | ||
0fcc3bfc GH |
526 | static int usb_linux_get_num_interfaces(USBHostDevice *s) |
527 | { | |
528 | char device_name[64], line[1024]; | |
529 | int num_interfaces = 0; | |
530 | ||
0fcc3bfc GH |
531 | sprintf(device_name, "%d-%s", s->bus_num, s->port); |
532 | if (!usb_host_read_file(line, sizeof(line), "bNumInterfaces", | |
533 | device_name)) { | |
534 | return -1; | |
535 | } | |
536 | if (sscanf(line, "%d", &num_interfaces) != 1) { | |
537 | return -1; | |
538 | } | |
539 | return num_interfaces; | |
540 | } | |
541 | ||
446ab128 | 542 | static int usb_host_claim_interfaces(USBHostDevice *dev, int configuration) |
b9dc033c | 543 | { |
41c01ee7 | 544 | const char *op = NULL; |
b9dc033c | 545 | int dev_descr_len, config_descr_len; |
d4c4e6fd | 546 | int interface, nb_interfaces; |
b9dc033c AZ |
547 | int ret, i; |
548 | ||
1de14d43 GH |
549 | for (i = 0; i < USB_MAX_INTERFACES; i++) { |
550 | dev->dev.altsetting[i] = 0; | |
551 | } | |
552 | ||
eb7700bb | 553 | if (configuration == 0) { /* address state - ignore */ |
65360511 GH |
554 | dev->dev.ninterfaces = 0; |
555 | dev->dev.configuration = 0; | |
b9dc033c | 556 | return 1; |
eb7700bb | 557 | } |
b9dc033c | 558 | |
d0f2c4c6 | 559 | DPRINTF("husb: claiming interfaces. config %d\n", configuration); |
446ab128 | 560 | |
b9dc033c AZ |
561 | i = 0; |
562 | dev_descr_len = dev->descr[0]; | |
2791104c | 563 | if (dev_descr_len > dev->descr_len) { |
61c1117f HG |
564 | fprintf(stderr, "husb: update iface failed. descr too short\n"); |
565 | return 0; | |
2791104c | 566 | } |
b9dc033c AZ |
567 | |
568 | i += dev_descr_len; | |
569 | while (i < dev->descr_len) { | |
2791104c DA |
570 | DPRINTF("husb: i is %d, descr_len is %d, dl %d, dt %d\n", |
571 | i, dev->descr_len, | |
b9dc033c | 572 | dev->descr[i], dev->descr[i+1]); |
64838171 | 573 | |
b9dc033c AZ |
574 | if (dev->descr[i+1] != USB_DT_CONFIG) { |
575 | i += dev->descr[i]; | |
576 | continue; | |
577 | } | |
578 | config_descr_len = dev->descr[i]; | |
579 | ||
e6a2f500 | 580 | DPRINTF("husb: config #%d need %d\n", dev->descr[i + 5], configuration); |
1f3870ab | 581 | |
eb7700bb | 582 | if (configuration == dev->descr[i + 5]) { |
446ab128 | 583 | configuration = dev->descr[i + 5]; |
b9dc033c | 584 | break; |
446ab128 | 585 | } |
b9dc033c AZ |
586 | |
587 | i += config_descr_len; | |
588 | } | |
589 | ||
590 | if (i >= dev->descr_len) { | |
2791104c DA |
591 | fprintf(stderr, |
592 | "husb: update iface failed. no matching configuration\n"); | |
61c1117f | 593 | return 0; |
b9dc033c AZ |
594 | } |
595 | nb_interfaces = dev->descr[i + 4]; | |
596 | ||
e6274727 GH |
597 | if (usb_host_disconnect_ifaces(dev, nb_interfaces) < 0) { |
598 | goto fail; | |
b9dc033c | 599 | } |
b9dc033c AZ |
600 | |
601 | /* XXX: only grab if all interfaces are free */ | |
602 | for (interface = 0; interface < nb_interfaces; interface++) { | |
41c01ee7 | 603 | op = "USBDEVFS_CLAIMINTERFACE"; |
b9dc033c AZ |
604 | ret = ioctl(dev->fd, USBDEVFS_CLAIMINTERFACE, &interface); |
605 | if (ret < 0) { | |
41c01ee7 | 606 | goto fail; |
b9dc033c AZ |
607 | } |
608 | } | |
609 | ||
e6a2f500 GH |
610 | trace_usb_host_claim_interfaces(dev->bus_num, dev->addr, |
611 | nb_interfaces, configuration); | |
b9dc033c | 612 | |
65360511 GH |
613 | dev->dev.ninterfaces = nb_interfaces; |
614 | dev->dev.configuration = configuration; | |
446ab128 | 615 | return 1; |
41c01ee7 GH |
616 | |
617 | fail: | |
618 | if (errno == ENODEV) { | |
619 | do_disconnect(dev); | |
620 | } | |
621 | perror(op); | |
622 | return 0; | |
446ab128 AL |
623 | } |
624 | ||
625 | static int usb_host_release_interfaces(USBHostDevice *s) | |
626 | { | |
627 | int ret, i; | |
628 | ||
e6a2f500 | 629 | trace_usb_host_release_interfaces(s->bus_num, s->addr); |
446ab128 | 630 | |
65360511 | 631 | for (i = 0; i < s->dev.ninterfaces; i++) { |
446ab128 AL |
632 | ret = ioctl(s->fd, USBDEVFS_RELEASEINTERFACE, &i); |
633 | if (ret < 0) { | |
e6a2f500 | 634 | perror("USBDEVFS_RELEASEINTERFACE"); |
446ab128 AL |
635 | return 0; |
636 | } | |
637 | } | |
b9dc033c AZ |
638 | return 1; |
639 | } | |
640 | ||
059809e4 | 641 | static void usb_host_handle_reset(USBDevice *dev) |
bb36d470 | 642 | { |
26a9e82a | 643 | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
64838171 | 644 | |
e6a2f500 | 645 | trace_usb_host_reset(s->bus_num, s->addr); |
64838171 | 646 | |
c7662daa | 647 | usb_host_do_reset(s);; |
446ab128 | 648 | |
eb7700bb | 649 | usb_host_claim_interfaces(s, 0); |
9b87e19b | 650 | usb_linux_update_endp_table(s); |
5fafdf24 | 651 | } |
bb36d470 | 652 | |
059809e4 FB |
653 | static void usb_host_handle_destroy(USBDevice *dev) |
654 | { | |
655 | USBHostDevice *s = (USBHostDevice *)dev; | |
656 | ||
c75fead6 | 657 | usb_host_release_port(s); |
26a9e82a GH |
658 | usb_host_close(s); |
659 | QTAILQ_REMOVE(&hostdevs, s, next); | |
b373a63a | 660 | qemu_remove_exit_notifier(&s->exit); |
059809e4 FB |
661 | } |
662 | ||
060dc841 HG |
663 | /* iso data is special, we need to keep enough urbs in flight to make sure |
664 | that the controller never runs out of them, otherwise the device will | |
665 | likely suffer a buffer underrun / overrun. */ | |
c0e5750b | 666 | static AsyncURB *usb_host_alloc_iso(USBHostDevice *s, int pid, uint8_t ep) |
060dc841 HG |
667 | { |
668 | AsyncURB *aurb; | |
f003397c | 669 | int i, j, len = usb_ep_get_max_packet_size(&s->dev, pid, ep); |
060dc841 | 670 | |
7267c094 | 671 | aurb = g_malloc0(s->iso_urb_count * sizeof(*aurb)); |
b81bcd8a | 672 | for (i = 0; i < s->iso_urb_count; i++) { |
060dc841 HG |
673 | aurb[i].urb.endpoint = ep; |
674 | aurb[i].urb.buffer_length = ISO_FRAME_DESC_PER_URB * len; | |
7267c094 | 675 | aurb[i].urb.buffer = g_malloc(aurb[i].urb.buffer_length); |
060dc841 HG |
676 | aurb[i].urb.type = USBDEVFS_URB_TYPE_ISO; |
677 | aurb[i].urb.flags = USBDEVFS_URB_ISO_ASAP; | |
678 | aurb[i].urb.number_of_packets = ISO_FRAME_DESC_PER_URB; | |
679 | for (j = 0 ; j < ISO_FRAME_DESC_PER_URB; j++) | |
680 | aurb[i].urb.iso_frame_desc[j].length = len; | |
c0e5750b | 681 | if (pid == USB_TOKEN_IN) { |
060dc841 HG |
682 | aurb[i].urb.endpoint |= 0x80; |
683 | /* Mark as fully consumed (idle) */ | |
684 | aurb[i].iso_frame_idx = ISO_FRAME_DESC_PER_URB; | |
685 | } | |
686 | } | |
c0e5750b | 687 | set_iso_urb(s, pid, ep, aurb); |
060dc841 HG |
688 | |
689 | return aurb; | |
690 | } | |
691 | ||
c0e5750b | 692 | static void usb_host_stop_n_free_iso(USBHostDevice *s, int pid, uint8_t ep) |
060dc841 HG |
693 | { |
694 | AsyncURB *aurb; | |
695 | int i, ret, killed = 0, free = 1; | |
696 | ||
c0e5750b | 697 | aurb = get_iso_urb(s, pid, ep); |
060dc841 HG |
698 | if (!aurb) { |
699 | return; | |
700 | } | |
701 | ||
b81bcd8a | 702 | for (i = 0; i < s->iso_urb_count; i++) { |
060dc841 HG |
703 | /* in flight? */ |
704 | if (aurb[i].iso_frame_idx == -1) { | |
705 | ret = ioctl(s->fd, USBDEVFS_DISCARDURB, &aurb[i]); | |
706 | if (ret < 0) { | |
e6a2f500 | 707 | perror("USBDEVFS_DISCARDURB"); |
060dc841 HG |
708 | free = 0; |
709 | continue; | |
710 | } | |
711 | killed++; | |
712 | } | |
713 | } | |
714 | ||
715 | /* Make sure any urbs we've killed are reaped before we free them */ | |
716 | if (killed) { | |
717 | async_complete(s); | |
718 | } | |
719 | ||
b81bcd8a | 720 | for (i = 0; i < s->iso_urb_count; i++) { |
7267c094 | 721 | g_free(aurb[i].urb.buffer); |
060dc841 HG |
722 | } |
723 | ||
724 | if (free) | |
7267c094 | 725 | g_free(aurb); |
060dc841 HG |
726 | else |
727 | printf("husb: leaking iso urbs because of discard failure\n"); | |
c0e5750b GH |
728 | set_iso_urb(s, pid, ep, NULL); |
729 | set_iso_urb_idx(s, pid, ep, 0); | |
730 | clear_iso_started(s, pid, ep); | |
060dc841 HG |
731 | } |
732 | ||
733 | static int urb_status_to_usb_ret(int status) | |
734 | { | |
735 | switch (status) { | |
736 | case -EPIPE: | |
737 | return USB_RET_STALL; | |
4d819a9b HG |
738 | case -EOVERFLOW: |
739 | return USB_RET_BABBLE; | |
060dc841 | 740 | default: |
d61000a8 | 741 | return USB_RET_IOERROR; |
060dc841 HG |
742 | } |
743 | } | |
744 | ||
bb6d5498 | 745 | static int usb_host_handle_iso_data(USBHostDevice *s, USBPacket *p, int in) |
060dc841 HG |
746 | { |
747 | AsyncURB *aurb; | |
bb6d5498 | 748 | int i, j, ret, max_packet_size, offset, len = 0; |
4f4321c1 | 749 | uint8_t *buf; |
975f2998 | 750 | |
079d0b7f | 751 | max_packet_size = p->ep->max_packet_size; |
975f2998 HG |
752 | if (max_packet_size == 0) |
753 | return USB_RET_NAK; | |
060dc841 | 754 | |
079d0b7f | 755 | aurb = get_iso_urb(s, p->pid, p->ep->nr); |
060dc841 | 756 | if (!aurb) { |
079d0b7f | 757 | aurb = usb_host_alloc_iso(s, p->pid, p->ep->nr); |
060dc841 HG |
758 | } |
759 | ||
079d0b7f | 760 | i = get_iso_urb_idx(s, p->pid, p->ep->nr); |
060dc841 HG |
761 | j = aurb[i].iso_frame_idx; |
762 | if (j >= 0 && j < ISO_FRAME_DESC_PER_URB) { | |
bb6d5498 HG |
763 | if (in) { |
764 | /* Check urb status */ | |
765 | if (aurb[i].urb.status) { | |
766 | len = urb_status_to_usb_ret(aurb[i].urb.status); | |
767 | /* Move to the next urb */ | |
768 | aurb[i].iso_frame_idx = ISO_FRAME_DESC_PER_URB - 1; | |
769 | /* Check frame status */ | |
770 | } else if (aurb[i].urb.iso_frame_desc[j].status) { | |
771 | len = urb_status_to_usb_ret( | |
772 | aurb[i].urb.iso_frame_desc[j].status); | |
773 | /* Check the frame fits */ | |
4f4321c1 GH |
774 | } else if (aurb[i].urb.iso_frame_desc[j].actual_length |
775 | > p->iov.size) { | |
bb6d5498 | 776 | printf("husb: received iso data is larger then packet\n"); |
4d819a9b | 777 | len = USB_RET_BABBLE; |
bb6d5498 HG |
778 | /* All good copy data over */ |
779 | } else { | |
780 | len = aurb[i].urb.iso_frame_desc[j].actual_length; | |
4f4321c1 GH |
781 | buf = aurb[i].urb.buffer + |
782 | j * aurb[i].urb.iso_frame_desc[0].length; | |
783 | usb_packet_copy(p, buf, len); | |
bb6d5498 | 784 | } |
060dc841 | 785 | } else { |
4f4321c1 | 786 | len = p->iov.size; |
079d0b7f | 787 | offset = (j == 0) ? 0 : get_iso_buffer_used(s, p->pid, p->ep->nr); |
bb6d5498 HG |
788 | |
789 | /* Check the frame fits */ | |
790 | if (len > max_packet_size) { | |
791 | printf("husb: send iso data is larger then max packet size\n"); | |
792 | return USB_RET_NAK; | |
793 | } | |
794 | ||
795 | /* All good copy data over */ | |
4f4321c1 | 796 | usb_packet_copy(p, aurb[i].urb.buffer + offset, len); |
bb6d5498 HG |
797 | aurb[i].urb.iso_frame_desc[j].length = len; |
798 | offset += len; | |
079d0b7f | 799 | set_iso_buffer_used(s, p->pid, p->ep->nr, offset); |
bb6d5498 HG |
800 | |
801 | /* Start the stream once we have buffered enough data */ | |
079d0b7f GH |
802 | if (!is_iso_started(s, p->pid, p->ep->nr) && i == 1 && j == 8) { |
803 | set_iso_started(s, p->pid, p->ep->nr); | |
bb6d5498 | 804 | } |
060dc841 HG |
805 | } |
806 | aurb[i].iso_frame_idx++; | |
807 | if (aurb[i].iso_frame_idx == ISO_FRAME_DESC_PER_URB) { | |
b81bcd8a | 808 | i = (i + 1) % s->iso_urb_count; |
079d0b7f | 809 | set_iso_urb_idx(s, p->pid, p->ep->nr, i); |
060dc841 | 810 | } |
bb6d5498 HG |
811 | } else { |
812 | if (in) { | |
079d0b7f | 813 | set_iso_started(s, p->pid, p->ep->nr); |
bb6d5498 HG |
814 | } else { |
815 | DPRINTF("hubs: iso out error no free buffer, dropping packet\n"); | |
816 | } | |
060dc841 HG |
817 | } |
818 | ||
079d0b7f | 819 | if (is_iso_started(s, p->pid, p->ep->nr)) { |
bb6d5498 | 820 | /* (Re)-submit all fully consumed / filled urbs */ |
b81bcd8a | 821 | for (i = 0; i < s->iso_urb_count; i++) { |
bb6d5498 HG |
822 | if (aurb[i].iso_frame_idx == ISO_FRAME_DESC_PER_URB) { |
823 | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, &aurb[i]); | |
824 | if (ret < 0) { | |
e6a2f500 | 825 | perror("USBDEVFS_SUBMITURB"); |
bb6d5498 HG |
826 | if (!in || len == 0) { |
827 | switch(errno) { | |
828 | case ETIMEDOUT: | |
829 | len = USB_RET_NAK; | |
0225e254 | 830 | break; |
bb6d5498 HG |
831 | case EPIPE: |
832 | default: | |
833 | len = USB_RET_STALL; | |
834 | } | |
060dc841 | 835 | } |
bb6d5498 | 836 | break; |
060dc841 | 837 | } |
bb6d5498 | 838 | aurb[i].iso_frame_idx = -1; |
079d0b7f | 839 | change_iso_inflight(s, p->pid, p->ep->nr, 1); |
060dc841 | 840 | } |
060dc841 HG |
841 | } |
842 | } | |
843 | ||
844 | return len; | |
845 | } | |
846 | ||
50b7963e | 847 | static int usb_host_handle_data(USBDevice *dev, USBPacket *p) |
bb36d470 | 848 | { |
50b7963e | 849 | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
64838171 | 850 | struct usbdevfs_urb *urb; |
446ab128 | 851 | AsyncURB *aurb; |
b621bab4 | 852 | int ret, rem, prem, v; |
71138531 | 853 | uint8_t *pbuf; |
060dc841 | 854 | uint8_t ep; |
b9dc033c | 855 | |
19b89252 | 856 | trace_usb_host_req_data(s->bus_num, s->addr, p, |
e6a2f500 | 857 | p->pid == USB_TOKEN_IN, |
079d0b7f | 858 | p->ep->nr, p->iov.size); |
e6a2f500 | 859 | |
079d0b7f | 860 | if (!is_valid(s, p->pid, p->ep->nr)) { |
19b89252 | 861 | trace_usb_host_req_complete(s->bus_num, s->addr, p, USB_RET_NAK); |
a0b5fece HG |
862 | return USB_RET_NAK; |
863 | } | |
864 | ||
2791104c | 865 | if (p->pid == USB_TOKEN_IN) { |
079d0b7f | 866 | ep = p->ep->nr | 0x80; |
2791104c | 867 | } else { |
079d0b7f | 868 | ep = p->ep->nr; |
2791104c | 869 | } |
64838171 | 870 | |
079d0b7f | 871 | if (is_halted(s, p->pid, p->ep->nr)) { |
9b87e19b GH |
872 | unsigned int arg = ep; |
873 | ret = ioctl(s->fd, USBDEVFS_CLEAR_HALT, &arg); | |
64838171 | 874 | if (ret < 0) { |
e6a2f500 | 875 | perror("USBDEVFS_CLEAR_HALT"); |
19b89252 | 876 | trace_usb_host_req_complete(s->bus_num, s->addr, p, USB_RET_NAK); |
bb36d470 | 877 | return USB_RET_NAK; |
bb36d470 | 878 | } |
079d0b7f | 879 | clear_halt(s, p->pid, p->ep->nr); |
4d043a09 AZ |
880 | } |
881 | ||
079d0b7f | 882 | if (is_isoc(s, p->pid, p->ep->nr)) { |
bb6d5498 HG |
883 | return usb_host_handle_iso_data(s, p, p->pid == USB_TOKEN_IN); |
884 | } | |
060dc841 | 885 | |
b621bab4 | 886 | v = 0; |
818d59dc GH |
887 | prem = 0; |
888 | pbuf = NULL; | |
b621bab4 | 889 | rem = p->iov.size; |
0b377169 GH |
890 | do { |
891 | if (prem == 0 && rem > 0) { | |
b621bab4 GH |
892 | assert(v < p->iov.niov); |
893 | prem = p->iov.iov[v].iov_len; | |
894 | pbuf = p->iov.iov[v].iov_base; | |
895 | assert(prem <= rem); | |
818d59dc | 896 | v++; |
b621bab4 | 897 | } |
71138531 GH |
898 | aurb = async_alloc(s); |
899 | aurb->packet = p; | |
900 | ||
901 | urb = &aurb->urb; | |
902 | urb->endpoint = ep; | |
d8e17efd | 903 | urb->type = usb_host_usbfs_type(s, p); |
71138531 GH |
904 | urb->usercontext = s; |
905 | urb->buffer = pbuf; | |
b621bab4 | 906 | urb->buffer_length = prem; |
71138531 | 907 | |
b621bab4 | 908 | if (urb->buffer_length > MAX_USBFS_BUFFER_SIZE) { |
71138531 | 909 | urb->buffer_length = MAX_USBFS_BUFFER_SIZE; |
71138531 GH |
910 | } |
911 | pbuf += urb->buffer_length; | |
b621bab4 | 912 | prem -= urb->buffer_length; |
71138531 | 913 | rem -= urb->buffer_length; |
b621bab4 GH |
914 | if (rem) { |
915 | aurb->more = 1; | |
916 | } | |
b9dc033c | 917 | |
e6a2f500 GH |
918 | trace_usb_host_urb_submit(s->bus_num, s->addr, aurb, |
919 | urb->buffer_length, aurb->more); | |
71138531 | 920 | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb); |
b9dc033c | 921 | |
71138531 GH |
922 | DPRINTF("husb: data submit: ep 0x%x, len %u, more %d, packet %p, aurb %p\n", |
923 | urb->endpoint, urb->buffer_length, aurb->more, p, aurb); | |
b9dc033c | 924 | |
71138531 | 925 | if (ret < 0) { |
e6a2f500 | 926 | perror("USBDEVFS_SUBMITURB"); |
71138531 | 927 | async_free(aurb); |
b9dc033c | 928 | |
71138531 GH |
929 | switch(errno) { |
930 | case ETIMEDOUT: | |
19b89252 GH |
931 | trace_usb_host_req_complete(s->bus_num, s->addr, p, |
932 | USB_RET_NAK); | |
71138531 GH |
933 | return USB_RET_NAK; |
934 | case EPIPE: | |
935 | default: | |
19b89252 GH |
936 | trace_usb_host_req_complete(s->bus_num, s->addr, p, |
937 | USB_RET_STALL); | |
71138531 GH |
938 | return USB_RET_STALL; |
939 | } | |
b9dc033c | 940 | } |
0b377169 | 941 | } while (rem > 0); |
64838171 | 942 | |
b9dc033c | 943 | return USB_RET_ASYNC; |
b9dc033c AZ |
944 | } |
945 | ||
446ab128 AL |
946 | static int ctrl_error(void) |
947 | { | |
2791104c | 948 | if (errno == ETIMEDOUT) { |
446ab128 | 949 | return USB_RET_NAK; |
2791104c | 950 | } else { |
446ab128 | 951 | return USB_RET_STALL; |
2791104c | 952 | } |
446ab128 AL |
953 | } |
954 | ||
955 | static int usb_host_set_address(USBHostDevice *s, int addr) | |
956 | { | |
e6a2f500 | 957 | trace_usb_host_set_address(s->bus_num, s->addr, addr); |
446ab128 AL |
958 | s->dev.addr = addr; |
959 | return 0; | |
960 | } | |
961 | ||
962 | static int usb_host_set_config(USBHostDevice *s, int config) | |
963 | { | |
0fcc3bfc GH |
964 | int ret, first = 1; |
965 | ||
e6a2f500 GH |
966 | trace_usb_host_set_config(s->bus_num, s->addr, config); |
967 | ||
446ab128 AL |
968 | usb_host_release_interfaces(s); |
969 | ||
0fcc3bfc GH |
970 | again: |
971 | ret = ioctl(s->fd, USBDEVFS_SETCONFIGURATION, &config); | |
2791104c | 972 | |
d0f2c4c6 | 973 | DPRINTF("husb: ctrl set config %d ret %d errno %d\n", config, ret, errno); |
2791104c | 974 | |
0fcc3bfc GH |
975 | if (ret < 0 && errno == EBUSY && first) { |
976 | /* happens if usb device is in use by host drivers */ | |
977 | int count = usb_linux_get_num_interfaces(s); | |
978 | if (count > 0) { | |
979 | DPRINTF("husb: busy -> disconnecting %d interfaces\n", count); | |
980 | usb_host_disconnect_ifaces(s, count); | |
981 | first = 0; | |
982 | goto again; | |
983 | } | |
984 | } | |
985 | ||
2791104c | 986 | if (ret < 0) { |
446ab128 | 987 | return ctrl_error(); |
2791104c | 988 | } |
446ab128 | 989 | usb_host_claim_interfaces(s, config); |
eb7700bb | 990 | usb_linux_update_endp_table(s); |
446ab128 AL |
991 | return 0; |
992 | } | |
993 | ||
994 | static int usb_host_set_interface(USBHostDevice *s, int iface, int alt) | |
995 | { | |
996 | struct usbdevfs_setinterface si; | |
060dc841 HG |
997 | int i, ret; |
998 | ||
e6a2f500 GH |
999 | trace_usb_host_set_interface(s->bus_num, s->addr, iface, alt); |
1000 | ||
d8e17efd | 1001 | for (i = 1; i <= USB_MAX_ENDPOINTS; i++) { |
c0e5750b GH |
1002 | if (is_isoc(s, USB_TOKEN_IN, i)) { |
1003 | usb_host_stop_n_free_iso(s, USB_TOKEN_IN, i); | |
1004 | } | |
1005 | if (is_isoc(s, USB_TOKEN_OUT, i)) { | |
1006 | usb_host_stop_n_free_iso(s, USB_TOKEN_OUT, i); | |
060dc841 HG |
1007 | } |
1008 | } | |
446ab128 | 1009 | |
1de14d43 GH |
1010 | if (iface >= USB_MAX_INTERFACES) { |
1011 | return USB_RET_STALL; | |
1012 | } | |
1013 | ||
446ab128 AL |
1014 | si.interface = iface; |
1015 | si.altsetting = alt; | |
1016 | ret = ioctl(s->fd, USBDEVFS_SETINTERFACE, &si); | |
446ab128 | 1017 | |
2791104c DA |
1018 | DPRINTF("husb: ctrl set iface %d altset %d ret %d errno %d\n", |
1019 | iface, alt, ret, errno); | |
1020 | ||
1021 | if (ret < 0) { | |
1022 | return ctrl_error(); | |
1023 | } | |
1de14d43 GH |
1024 | |
1025 | s->dev.altsetting[iface] = alt; | |
446ab128 AL |
1026 | usb_linux_update_endp_table(s); |
1027 | return 0; | |
1028 | } | |
1029 | ||
50b7963e HG |
1030 | static int usb_host_handle_control(USBDevice *dev, USBPacket *p, |
1031 | int request, int value, int index, int length, uint8_t *data) | |
446ab128 | 1032 | { |
50b7963e | 1033 | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); |
446ab128 AL |
1034 | struct usbdevfs_urb *urb; |
1035 | AsyncURB *aurb; | |
50b7963e | 1036 | int ret; |
446ab128 | 1037 | |
2791104c | 1038 | /* |
446ab128 AL |
1039 | * Process certain standard device requests. |
1040 | * These are infrequent and are processed synchronously. | |
1041 | */ | |
446ab128 | 1042 | |
50b7963e | 1043 | /* Note request is (bRequestType << 8) | bRequest */ |
19b89252 | 1044 | trace_usb_host_req_control(s->bus_num, s->addr, p, request, value, index); |
446ab128 | 1045 | |
50b7963e HG |
1046 | switch (request) { |
1047 | case DeviceOutRequest | USB_REQ_SET_ADDRESS: | |
e382e751 | 1048 | ret = usb_host_set_address(s, value); |
19b89252 | 1049 | trace_usb_host_req_emulated(s->bus_num, s->addr, p, ret); |
e382e751 | 1050 | return ret; |
446ab128 | 1051 | |
50b7963e | 1052 | case DeviceOutRequest | USB_REQ_SET_CONFIGURATION: |
e382e751 | 1053 | ret = usb_host_set_config(s, value & 0xff); |
19b89252 | 1054 | trace_usb_host_req_emulated(s->bus_num, s->addr, p, ret); |
e382e751 | 1055 | return ret; |
446ab128 | 1056 | |
50b7963e | 1057 | case InterfaceOutRequest | USB_REQ_SET_INTERFACE: |
e382e751 | 1058 | ret = usb_host_set_interface(s, index, value); |
19b89252 | 1059 | trace_usb_host_req_emulated(s->bus_num, s->addr, p, ret); |
e382e751 | 1060 | return ret; |
a2498f76 GH |
1061 | |
1062 | case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: | |
1063 | if (value == 0) { /* clear halt */ | |
1064 | int pid = (index & USB_DIR_IN) ? USB_TOKEN_IN : USB_TOKEN_OUT; | |
1065 | ioctl(s->fd, USBDEVFS_CLEAR_HALT, &index); | |
1066 | clear_halt(s, pid, index & 0x0f); | |
1067 | trace_usb_host_req_emulated(s->bus_num, s->addr, p, 0); | |
1068 | return 0; | |
1069 | } | |
2791104c | 1070 | } |
446ab128 AL |
1071 | |
1072 | /* The rest are asynchronous */ | |
1073 | ||
50b7963e HG |
1074 | if (length > sizeof(dev->data_buf)) { |
1075 | fprintf(stderr, "husb: ctrl buffer too small (%d > %zu)\n", | |
1076 | length, sizeof(dev->data_buf)); | |
b2e3b6e9 | 1077 | return USB_RET_STALL; |
c4c0e236 JP |
1078 | } |
1079 | ||
7a8fc83f | 1080 | aurb = async_alloc(s); |
446ab128 AL |
1081 | aurb->packet = p; |
1082 | ||
2791104c | 1083 | /* |
446ab128 AL |
1084 | * Setup ctrl transfer. |
1085 | * | |
a0102082 | 1086 | * s->ctrl is laid out such that data buffer immediately follows |
446ab128 | 1087 | * 'req' struct which is exactly what usbdevfs expects. |
2791104c | 1088 | */ |
446ab128 AL |
1089 | urb = &aurb->urb; |
1090 | ||
1091 | urb->type = USBDEVFS_URB_TYPE_CONTROL; | |
079d0b7f | 1092 | urb->endpoint = p->ep->nr; |
446ab128 | 1093 | |
50b7963e HG |
1094 | urb->buffer = &dev->setup_buf; |
1095 | urb->buffer_length = length + 8; | |
446ab128 AL |
1096 | |
1097 | urb->usercontext = s; | |
1098 | ||
e6a2f500 GH |
1099 | trace_usb_host_urb_submit(s->bus_num, s->addr, aurb, |
1100 | urb->buffer_length, aurb->more); | |
446ab128 AL |
1101 | ret = ioctl(s->fd, USBDEVFS_SUBMITURB, urb); |
1102 | ||
d0f2c4c6 | 1103 | DPRINTF("husb: submit ctrl. len %u aurb %p\n", urb->buffer_length, aurb); |
446ab128 AL |
1104 | |
1105 | if (ret < 0) { | |
d0f2c4c6 | 1106 | DPRINTF("husb: submit failed. errno %d\n", errno); |
446ab128 AL |
1107 | async_free(aurb); |
1108 | ||
1109 | switch(errno) { | |
1110 | case ETIMEDOUT: | |
1111 | return USB_RET_NAK; | |
1112 | case EPIPE: | |
1113 | default: | |
1114 | return USB_RET_STALL; | |
1115 | } | |
1116 | } | |
1117 | ||
446ab128 AL |
1118 | return USB_RET_ASYNC; |
1119 | } | |
1120 | ||
71d71bbd HG |
1121 | /* returns 1 on problem encountered or 0 for success */ |
1122 | static int usb_linux_update_endp_table(USBHostDevice *s) | |
1123 | { | |
96dd9aac GH |
1124 | static const char *tname[] = { |
1125 | [USB_ENDPOINT_XFER_CONTROL] = "control", | |
1126 | [USB_ENDPOINT_XFER_ISOC] = "isoc", | |
1127 | [USB_ENDPOINT_XFER_BULK] = "bulk", | |
1128 | [USB_ENDPOINT_XFER_INT] = "int", | |
1129 | }; | |
1130 | uint8_t devep, type; | |
1131 | uint16_t mps, v, p; | |
1132 | int ep, pid; | |
1133 | unsigned int i, configuration = -1, interface = -1, altsetting = -1; | |
c0e5750b | 1134 | struct endp_data *epd; |
96dd9aac GH |
1135 | USBDescriptor *d; |
1136 | bool active = false; | |
71d71bbd | 1137 | |
d8e17efd | 1138 | usb_ep_init(&s->dev); |
a0b5fece | 1139 | |
96dd9aac GH |
1140 | for (i = 0;; i += d->bLength) { |
1141 | if (i+2 >= s->descr_len) { | |
1142 | break; | |
b9dc033c | 1143 | } |
96dd9aac GH |
1144 | d = (void *)(s->descr + i); |
1145 | if (d->bLength < 2) { | |
1146 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1147 | "descriptor too short"); | |
1148 | goto error; | |
b9dc033c | 1149 | } |
96dd9aac GH |
1150 | if (i + d->bLength > s->descr_len) { |
1151 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1152 | "descriptor too long"); | |
1153 | goto error; | |
2791104c | 1154 | } |
96dd9aac GH |
1155 | switch (d->bDescriptorType) { |
1156 | case 0: | |
1157 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1158 | "invalid descriptor type"); | |
1159 | goto error; | |
1160 | case USB_DT_DEVICE: | |
1161 | if (d->bLength < 0x12) { | |
1162 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1163 | "device descriptor too short"); | |
1164 | goto error; | |
1165 | } | |
1166 | v = (d->u.device.idVendor_hi << 8) | d->u.device.idVendor_lo; | |
1167 | p = (d->u.device.idProduct_hi << 8) | d->u.device.idProduct_lo; | |
1168 | trace_usb_host_parse_device(s->bus_num, s->addr, v, p); | |
b9dc033c | 1169 | break; |
96dd9aac GH |
1170 | case USB_DT_CONFIG: |
1171 | if (d->bLength < 0x09) { | |
1172 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1173 | "config descriptor too short"); | |
1174 | goto error; | |
2791104c | 1175 | } |
96dd9aac GH |
1176 | configuration = d->u.config.bConfigurationValue; |
1177 | active = (configuration == s->dev.configuration); | |
1178 | trace_usb_host_parse_config(s->bus_num, s->addr, | |
1179 | configuration, active); | |
1180 | break; | |
1181 | case USB_DT_INTERFACE: | |
1182 | if (d->bLength < 0x09) { | |
1183 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1184 | "interface descriptor too short"); | |
1185 | goto error; | |
1186 | } | |
1187 | interface = d->u.interface.bInterfaceNumber; | |
1188 | altsetting = d->u.interface.bAlternateSetting; | |
1189 | active = (configuration == s->dev.configuration) && | |
1190 | (altsetting == s->dev.altsetting[interface]); | |
1191 | trace_usb_host_parse_interface(s->bus_num, s->addr, | |
1192 | interface, altsetting, active); | |
1193 | break; | |
1194 | case USB_DT_ENDPOINT: | |
1195 | if (d->bLength < 0x07) { | |
1196 | trace_usb_host_parse_error(s->bus_num, s->addr, | |
1197 | "endpoint descriptor too short"); | |
1198 | goto error; | |
1199 | } | |
1200 | devep = d->u.endpoint.bEndpointAddress; | |
c0e5750b GH |
1201 | pid = (devep & USB_DIR_IN) ? USB_TOKEN_IN : USB_TOKEN_OUT; |
1202 | ep = devep & 0xf; | |
1203 | if (ep == 0) { | |
96dd9aac GH |
1204 | trace_usb_host_parse_error(s->bus_num, s->addr, |
1205 | "invalid endpoint address"); | |
1206 | goto error; | |
130314f8 HG |
1207 | } |
1208 | ||
96dd9aac GH |
1209 | type = d->u.endpoint.bmAttributes & 0x3; |
1210 | mps = d->u.endpoint.wMaxPacketSize_lo | | |
1211 | (d->u.endpoint.wMaxPacketSize_hi << 8); | |
1212 | trace_usb_host_parse_endpoint(s->bus_num, s->addr, ep, | |
1213 | (devep & USB_DIR_IN) ? "in" : "out", | |
1214 | tname[type], active); | |
1215 | ||
1216 | if (active) { | |
1217 | usb_ep_set_max_packet_size(&s->dev, pid, ep, mps); | |
1218 | assert(usb_ep_get_type(&s->dev, pid, ep) == | |
1219 | USB_ENDPOINT_XFER_INVALID); | |
1220 | usb_ep_set_type(&s->dev, pid, ep, type); | |
1221 | usb_ep_set_ifnum(&s->dev, pid, ep, interface); | |
1222 | if ((s->options & (1 << USB_HOST_OPT_PIPELINE)) && | |
1223 | (type == USB_ENDPOINT_XFER_BULK)) { | |
1224 | usb_ep_set_pipeline(&s->dev, pid, ep, true); | |
1225 | } | |
d8e17efd | 1226 | |
96dd9aac GH |
1227 | epd = get_endp(s, pid, ep); |
1228 | epd->halted = 0; | |
1229 | } | |
b9dc033c | 1230 | |
96dd9aac GH |
1231 | break; |
1232 | default: | |
1233 | trace_usb_host_parse_unknown(s->bus_num, s->addr, | |
1234 | d->bLength, d->bDescriptorType); | |
1235 | break; | |
b9dc033c AZ |
1236 | } |
1237 | } | |
1238 | return 0; | |
96dd9aac GH |
1239 | |
1240 | error: | |
1241 | usb_ep_init(&s->dev); | |
1242 | return 1; | |
b9dc033c AZ |
1243 | } |
1244 | ||
e4b17767 HG |
1245 | /* |
1246 | * Check if we can safely redirect a usb2 device to a usb1 virtual controller, | |
1247 | * this function assumes this is safe, if: | |
1248 | * 1) There are no isoc endpoints | |
1249 | * 2) There are no interrupt endpoints with a max_packet_size > 64 | |
1250 | * Note bulk endpoints with a max_packet_size > 64 in theory also are not | |
1251 | * usb1 compatible, but in practice this seems to work fine. | |
1252 | */ | |
1253 | static int usb_linux_full_speed_compat(USBHostDevice *dev) | |
1254 | { | |
1255 | int i, packet_size; | |
1256 | ||
1257 | /* | |
1258 | * usb_linux_update_endp_table only registers info about ep in the current | |
1259 | * interface altsettings, so we need to parse the descriptors again. | |
1260 | */ | |
1261 | for (i = 0; (i + 5) < dev->descr_len; i += dev->descr[i]) { | |
1262 | if (dev->descr[i + 1] == USB_DT_ENDPOINT) { | |
1263 | switch (dev->descr[i + 3] & 0x3) { | |
1264 | case 0x00: /* CONTROL */ | |
1265 | break; | |
1266 | case 0x01: /* ISO */ | |
1267 | return 0; | |
1268 | case 0x02: /* BULK */ | |
1269 | break; | |
1270 | case 0x03: /* INTERRUPT */ | |
1271 | packet_size = dev->descr[i + 4] + (dev->descr[i + 5] << 8); | |
1272 | if (packet_size > 64) | |
1273 | return 0; | |
1274 | break; | |
1275 | } | |
1276 | } | |
1277 | } | |
1278 | return 1; | |
1279 | } | |
1280 | ||
26a9e82a | 1281 | static int usb_host_open(USBHostDevice *dev, int bus_num, |
ba9acab9 GH |
1282 | int addr, const char *port, |
1283 | const char *prod_name, int speed) | |
bb36d470 | 1284 | { |
b9dc033c | 1285 | int fd = -1, ret; |
1f3870ab | 1286 | |
e6a2f500 GH |
1287 | trace_usb_host_open_started(bus_num, addr); |
1288 | ||
2791104c | 1289 | if (dev->fd != -1) { |
26a9e82a | 1290 | goto fail; |
2791104c | 1291 | } |
3b46e624 | 1292 | |
097db438 | 1293 | fd = usb_host_open_device(bus_num, addr); |
bb36d470 | 1294 | if (fd < 0) { |
1f3870ab | 1295 | goto fail; |
bb36d470 | 1296 | } |
d0f2c4c6 | 1297 | DPRINTF("husb: opened %s\n", buf); |
bb36d470 | 1298 | |
806b6024 GH |
1299 | dev->bus_num = bus_num; |
1300 | dev->addr = addr; | |
5557d820 | 1301 | strcpy(dev->port, port); |
22f84e73 | 1302 | dev->fd = fd; |
806b6024 | 1303 | |
b9dc033c AZ |
1304 | /* read the device description */ |
1305 | dev->descr_len = read(fd, dev->descr, sizeof(dev->descr)); | |
1306 | if (dev->descr_len <= 0) { | |
64838171 | 1307 | perror("husb: reading device data failed"); |
bb36d470 FB |
1308 | goto fail; |
1309 | } | |
3b46e624 | 1310 | |
b9dc033c | 1311 | #ifdef DEBUG |
868bfe2b | 1312 | { |
b9dc033c AZ |
1313 | int x; |
1314 | printf("=== begin dumping device descriptor data ===\n"); | |
2791104c | 1315 | for (x = 0; x < dev->descr_len; x++) { |
b9dc033c | 1316 | printf("%02x ", dev->descr[x]); |
2791104c | 1317 | } |
b9dc033c | 1318 | printf("\n=== end dumping device descriptor data ===\n"); |
bb36d470 | 1319 | } |
a594cfbf FB |
1320 | #endif |
1321 | ||
b9dc033c | 1322 | |
eb7700bb GH |
1323 | /* start unconfigured -- we'll wait for the guest to set a configuration */ |
1324 | if (!usb_host_claim_interfaces(dev, 0)) { | |
b9dc033c | 1325 | goto fail; |
2791104c | 1326 | } |
bb36d470 | 1327 | |
b9dc033c | 1328 | ret = usb_linux_update_endp_table(dev); |
2791104c | 1329 | if (ret) { |
bb36d470 | 1330 | goto fail; |
2791104c | 1331 | } |
b9dc033c | 1332 | |
3991c35e HG |
1333 | if (speed == -1) { |
1334 | struct usbdevfs_connectinfo ci; | |
1335 | ||
1336 | ret = ioctl(fd, USBDEVFS_CONNECTINFO, &ci); | |
1337 | if (ret < 0) { | |
1338 | perror("usb_host_device_open: USBDEVFS_CONNECTINFO"); | |
1339 | goto fail; | |
1340 | } | |
1341 | ||
1342 | if (ci.slow) { | |
1343 | speed = USB_SPEED_LOW; | |
1344 | } else { | |
1345 | speed = USB_SPEED_HIGH; | |
1346 | } | |
2791104c | 1347 | } |
3991c35e | 1348 | dev->dev.speed = speed; |
ba3f9bfb | 1349 | dev->dev.speedmask = (1 << speed); |
e4b17767 HG |
1350 | if (dev->dev.speed == USB_SPEED_HIGH && usb_linux_full_speed_compat(dev)) { |
1351 | dev->dev.speedmask |= USB_SPEED_MASK_FULL; | |
1352 | } | |
3991c35e | 1353 | |
e6a2f500 | 1354 | trace_usb_host_open_success(bus_num, addr); |
bb36d470 | 1355 | |
2791104c | 1356 | if (!prod_name || prod_name[0] == '\0') { |
0fe6d12e | 1357 | snprintf(dev->dev.product_desc, sizeof(dev->dev.product_desc), |
4b096fc9 | 1358 | "host:%d.%d", bus_num, addr); |
2791104c | 1359 | } else { |
0fe6d12e | 1360 | pstrcpy(dev->dev.product_desc, sizeof(dev->dev.product_desc), |
4b096fc9 | 1361 | prod_name); |
2791104c | 1362 | } |
1f6e24e7 | 1363 | |
fa19bf83 HG |
1364 | ret = usb_device_attach(&dev->dev); |
1365 | if (ret) { | |
1366 | goto fail; | |
1367 | } | |
1368 | ||
64838171 AL |
1369 | /* USB devio uses 'write' flag to check for async completions */ |
1370 | qemu_set_fd_handler(dev->fd, NULL, async_complete, dev); | |
1f3870ab | 1371 | |
26a9e82a | 1372 | return 0; |
4b096fc9 | 1373 | |
b9dc033c | 1374 | fail: |
e6a2f500 | 1375 | trace_usb_host_open_failure(bus_num, addr); |
1f45a81b GH |
1376 | if (dev->fd != -1) { |
1377 | close(dev->fd); | |
1378 | dev->fd = -1; | |
2791104c | 1379 | } |
26a9e82a GH |
1380 | return -1; |
1381 | } | |
1382 | ||
1383 | static int usb_host_close(USBHostDevice *dev) | |
1384 | { | |
060dc841 HG |
1385 | int i; |
1386 | ||
39fba3ad | 1387 | if (dev->fd == -1) { |
26a9e82a | 1388 | return -1; |
2791104c | 1389 | } |
26a9e82a | 1390 | |
e6a2f500 GH |
1391 | trace_usb_host_close(dev->bus_num, dev->addr); |
1392 | ||
26a9e82a GH |
1393 | qemu_set_fd_handler(dev->fd, NULL, NULL, NULL); |
1394 | dev->closing = 1; | |
d8e17efd | 1395 | for (i = 1; i <= USB_MAX_ENDPOINTS; i++) { |
c0e5750b GH |
1396 | if (is_isoc(dev, USB_TOKEN_IN, i)) { |
1397 | usb_host_stop_n_free_iso(dev, USB_TOKEN_IN, i); | |
1398 | } | |
1399 | if (is_isoc(dev, USB_TOKEN_OUT, i)) { | |
1400 | usb_host_stop_n_free_iso(dev, USB_TOKEN_OUT, i); | |
060dc841 HG |
1401 | } |
1402 | } | |
26a9e82a GH |
1403 | async_complete(dev); |
1404 | dev->closing = 0; | |
39fba3ad GH |
1405 | if (dev->dev.attached) { |
1406 | usb_device_detach(&dev->dev); | |
1407 | } | |
c7662daa | 1408 | usb_host_do_reset(dev); |
26a9e82a GH |
1409 | close(dev->fd); |
1410 | dev->fd = -1; | |
1411 | return 0; | |
1412 | } | |
1413 | ||
9e8dd451 | 1414 | static void usb_host_exit_notifier(struct Notifier *n, void *data) |
b373a63a SH |
1415 | { |
1416 | USBHostDevice *s = container_of(n, USBHostDevice, exit); | |
1417 | ||
c75fead6 | 1418 | usb_host_release_port(s); |
b373a63a | 1419 | if (s->fd != -1) { |
c7662daa | 1420 | usb_host_do_reset(s);; |
b373a63a SH |
1421 | } |
1422 | } | |
1423 | ||
26a9e82a GH |
1424 | static int usb_host_initfn(USBDevice *dev) |
1425 | { | |
1426 | USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev); | |
1427 | ||
1428 | dev->auto_attach = 0; | |
1429 | s->fd = -1; | |
9516bb47 GH |
1430 | s->hub_fd = -1; |
1431 | ||
26a9e82a | 1432 | QTAILQ_INSERT_TAIL(&hostdevs, s, next); |
b373a63a SH |
1433 | s->exit.notify = usb_host_exit_notifier; |
1434 | qemu_add_exit_notifier(&s->exit); | |
26a9e82a | 1435 | usb_host_auto_check(NULL); |
9516bb47 | 1436 | |
9516bb47 | 1437 | if (s->match.bus_num != 0 && s->match.port != NULL) { |
e6274727 | 1438 | usb_host_claim_port(s); |
9516bb47 | 1439 | } |
65bb3a5c | 1440 | add_boot_device_path(s->bootindex, &dev->qdev, NULL); |
26a9e82a | 1441 | return 0; |
a594cfbf | 1442 | } |
bb36d470 | 1443 | |
d6791578 GH |
1444 | static const VMStateDescription vmstate_usb_host = { |
1445 | .name = "usb-host", | |
1446 | .unmigratable = 1, | |
1447 | }; | |
1448 | ||
39bffca2 AL |
1449 | static Property usb_host_dev_properties[] = { |
1450 | DEFINE_PROP_UINT32("hostbus", USBHostDevice, match.bus_num, 0), | |
1451 | DEFINE_PROP_UINT32("hostaddr", USBHostDevice, match.addr, 0), | |
1452 | DEFINE_PROP_STRING("hostport", USBHostDevice, match.port), | |
1453 | DEFINE_PROP_HEX32("vendorid", USBHostDevice, match.vendor_id, 0), | |
1454 | DEFINE_PROP_HEX32("productid", USBHostDevice, match.product_id, 0), | |
1455 | DEFINE_PROP_UINT32("isobufs", USBHostDevice, iso_urb_count, 4), | |
65bb3a5c | 1456 | DEFINE_PROP_INT32("bootindex", USBHostDevice, bootindex, -1), |
39c20577 GH |
1457 | DEFINE_PROP_BIT("pipeline", USBHostDevice, options, |
1458 | USB_HOST_OPT_PIPELINE, true), | |
39bffca2 AL |
1459 | DEFINE_PROP_END_OF_LIST(), |
1460 | }; | |
1461 | ||
62aed765 AL |
1462 | static void usb_host_class_initfn(ObjectClass *klass, void *data) |
1463 | { | |
39bffca2 | 1464 | DeviceClass *dc = DEVICE_CLASS(klass); |
62aed765 AL |
1465 | USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
1466 | ||
1467 | uc->init = usb_host_initfn; | |
1468 | uc->product_desc = "USB Host Device"; | |
62aed765 AL |
1469 | uc->cancel_packet = usb_host_async_cancel; |
1470 | uc->handle_data = usb_host_handle_data; | |
1471 | uc->handle_control = usb_host_handle_control; | |
1472 | uc->handle_reset = usb_host_handle_reset; | |
1473 | uc->handle_destroy = usb_host_handle_destroy; | |
39bffca2 AL |
1474 | dc->vmsd = &vmstate_usb_host; |
1475 | dc->props = usb_host_dev_properties; | |
62aed765 AL |
1476 | } |
1477 | ||
39bffca2 AL |
1478 | static TypeInfo usb_host_dev_info = { |
1479 | .name = "usb-host", | |
1480 | .parent = TYPE_USB_DEVICE, | |
1481 | .instance_size = sizeof(USBHostDevice), | |
1482 | .class_init = usb_host_class_initfn, | |
806b6024 GH |
1483 | }; |
1484 | ||
83f7d43a | 1485 | static void usb_host_register_types(void) |
806b6024 | 1486 | { |
39bffca2 | 1487 | type_register_static(&usb_host_dev_info); |
ba02430f | 1488 | usb_legacy_register("usb-host", "host", usb_host_device_open); |
806b6024 | 1489 | } |
83f7d43a AF |
1490 | |
1491 | type_init(usb_host_register_types) | |
806b6024 | 1492 | |
3741715c | 1493 | USBDevice *usb_host_device_open(USBBus *bus, const char *devname) |
4b096fc9 | 1494 | { |
0745eb1e | 1495 | struct USBAutoFilter filter; |
26a9e82a | 1496 | USBDevice *dev; |
26a9e82a GH |
1497 | char *p; |
1498 | ||
3741715c | 1499 | dev = usb_create(bus, "usb-host"); |
4b096fc9 | 1500 | |
5d0c5750 | 1501 | if (strstr(devname, "auto:")) { |
2791104c | 1502 | if (parse_filter(devname, &filter) < 0) { |
26a9e82a | 1503 | goto fail; |
2791104c | 1504 | } |
26a9e82a GH |
1505 | } else { |
1506 | if ((p = strchr(devname, '.'))) { | |
0745eb1e MA |
1507 | filter.bus_num = strtoul(devname, NULL, 0); |
1508 | filter.addr = strtoul(p + 1, NULL, 0); | |
1509 | filter.vendor_id = 0; | |
1510 | filter.product_id = 0; | |
26a9e82a | 1511 | } else if ((p = strchr(devname, ':'))) { |
0745eb1e MA |
1512 | filter.bus_num = 0; |
1513 | filter.addr = 0; | |
26a9e82a | 1514 | filter.vendor_id = strtoul(devname, NULL, 16); |
0745eb1e | 1515 | filter.product_id = strtoul(p + 1, NULL, 16); |
26a9e82a GH |
1516 | } else { |
1517 | goto fail; | |
1518 | } | |
5d0c5750 | 1519 | } |
4b096fc9 | 1520 | |
0745eb1e MA |
1521 | qdev_prop_set_uint32(&dev->qdev, "hostbus", filter.bus_num); |
1522 | qdev_prop_set_uint32(&dev->qdev, "hostaddr", filter.addr); | |
26a9e82a GH |
1523 | qdev_prop_set_uint32(&dev->qdev, "vendorid", filter.vendor_id); |
1524 | qdev_prop_set_uint32(&dev->qdev, "productid", filter.product_id); | |
beb6f0de | 1525 | qdev_init_nofail(&dev->qdev); |
26a9e82a | 1526 | return dev; |
5d0c5750 | 1527 | |
26a9e82a GH |
1528 | fail: |
1529 | qdev_free(&dev->qdev); | |
1530 | return NULL; | |
4b096fc9 | 1531 | } |
5d0c5750 AL |
1532 | |
1533 | int usb_host_device_close(const char *devname) | |
1534 | { | |
26a9e82a | 1535 | #if 0 |
5d0c5750 AL |
1536 | char product_name[PRODUCT_NAME_SZ]; |
1537 | int bus_num, addr; | |
1538 | USBHostDevice *s; | |
1539 | ||
2791104c | 1540 | if (strstr(devname, "auto:")) { |
5d0c5750 | 1541 | return usb_host_auto_del(devname); |
2791104c DA |
1542 | } |
1543 | if (usb_host_find_device(&bus_num, &addr, product_name, | |
1544 | sizeof(product_name), devname) < 0) { | |
5d0c5750 | 1545 | return -1; |
2791104c | 1546 | } |
5d0c5750 AL |
1547 | s = hostdev_find(bus_num, addr); |
1548 | if (s) { | |
a5d2f727 | 1549 | usb_device_delete_addr(s->bus_num, s->dev.addr); |
5d0c5750 AL |
1550 | return 0; |
1551 | } | |
26a9e82a | 1552 | #endif |
5d0c5750 AL |
1553 | |
1554 | return -1; | |
1555 | } | |
a5d2f727 | 1556 | |
0f431527 AL |
1557 | /* |
1558 | * Read sys file-system device file | |
1559 | * | |
1560 | * @line address of buffer to put file contents in | |
1561 | * @line_size size of line | |
1562 | * @device_file path to device file (printf format string) | |
1563 | * @device_name device being opened (inserted into device_file) | |
1564 | * | |
1565 | * @return 0 failed, 1 succeeded ('line' contains data) | |
1566 | */ | |
2791104c DA |
1567 | static int usb_host_read_file(char *line, size_t line_size, |
1568 | const char *device_file, const char *device_name) | |
0f431527 AL |
1569 | { |
1570 | FILE *f; | |
1571 | int ret = 0; | |
1572 | char filename[PATH_MAX]; | |
1573 | ||
097db438 | 1574 | snprintf(filename, PATH_MAX, "/sys/bus/usb/devices/%s/%s", device_name, |
b4e237aa | 1575 | device_file); |
0f431527 AL |
1576 | f = fopen(filename, "r"); |
1577 | if (f) { | |
9f99cee7 | 1578 | ret = fgets(line, line_size, f) != NULL; |
0f431527 | 1579 | fclose(f); |
0f431527 AL |
1580 | } |
1581 | ||
1582 | return ret; | |
1583 | } | |
1584 | ||
1585 | /* | |
1586 | * Use /sys/bus/usb/devices/ directory to determine host's USB | |
1587 | * devices. | |
1588 | * | |
1589 | * This code is based on Robert Schiele's original patches posted to | |
1590 | * the Novell bug-tracker https://bugzilla.novell.com/show_bug.cgi?id=241950 | |
1591 | */ | |
097db438 | 1592 | static int usb_host_scan(void *opaque, USBScanFunc *func) |
0f431527 | 1593 | { |
660f11be | 1594 | DIR *dir = NULL; |
0f431527 | 1595 | char line[1024]; |
5557d820 | 1596 | int bus_num, addr, speed, class_id, product_id, vendor_id; |
0f431527 | 1597 | int ret = 0; |
5557d820 | 1598 | char port[MAX_PORTLEN]; |
0f431527 AL |
1599 | char product_name[512]; |
1600 | struct dirent *de; | |
1601 | ||
097db438 | 1602 | dir = opendir("/sys/bus/usb/devices"); |
0f431527 | 1603 | if (!dir) { |
097db438 GH |
1604 | perror("husb: opendir /sys/bus/usb/devices"); |
1605 | fprintf(stderr, "husb: please make sure sysfs is mounted at /sys\n"); | |
0f431527 AL |
1606 | goto the_end; |
1607 | } | |
1608 | ||
1609 | while ((de = readdir(dir))) { | |
1610 | if (de->d_name[0] != '.' && !strchr(de->d_name, ':')) { | |
5557d820 GH |
1611 | if (sscanf(de->d_name, "%d-%7[0-9.]", &bus_num, port) < 2) { |
1612 | continue; | |
0f5160d1 | 1613 | } |
0f431527 | 1614 | |
2791104c | 1615 | if (!usb_host_read_file(line, sizeof(line), "devnum", de->d_name)) { |
0f431527 | 1616 | goto the_end; |
2791104c DA |
1617 | } |
1618 | if (sscanf(line, "%d", &addr) != 1) { | |
0f431527 | 1619 | goto the_end; |
2791104c | 1620 | } |
b4e237aa | 1621 | if (!usb_host_read_file(line, sizeof(line), "bDeviceClass", |
2791104c | 1622 | de->d_name)) { |
0f431527 | 1623 | goto the_end; |
2791104c DA |
1624 | } |
1625 | if (sscanf(line, "%x", &class_id) != 1) { | |
0f431527 | 1626 | goto the_end; |
2791104c | 1627 | } |
0f431527 | 1628 | |
2791104c DA |
1629 | if (!usb_host_read_file(line, sizeof(line), "idVendor", |
1630 | de->d_name)) { | |
0f431527 | 1631 | goto the_end; |
2791104c DA |
1632 | } |
1633 | if (sscanf(line, "%x", &vendor_id) != 1) { | |
0f431527 | 1634 | goto the_end; |
2791104c | 1635 | } |
b4e237aa | 1636 | if (!usb_host_read_file(line, sizeof(line), "idProduct", |
2791104c | 1637 | de->d_name)) { |
0f431527 | 1638 | goto the_end; |
2791104c DA |
1639 | } |
1640 | if (sscanf(line, "%x", &product_id) != 1) { | |
0f431527 | 1641 | goto the_end; |
2791104c | 1642 | } |
b4e237aa BS |
1643 | if (!usb_host_read_file(line, sizeof(line), "product", |
1644 | de->d_name)) { | |
0f431527 AL |
1645 | *product_name = 0; |
1646 | } else { | |
2791104c | 1647 | if (strlen(line) > 0) { |
0f431527 | 1648 | line[strlen(line) - 1] = '\0'; |
2791104c | 1649 | } |
0f431527 AL |
1650 | pstrcpy(product_name, sizeof(product_name), line); |
1651 | } | |
1652 | ||
2791104c | 1653 | if (!usb_host_read_file(line, sizeof(line), "speed", de->d_name)) { |
0f431527 | 1654 | goto the_end; |
2791104c | 1655 | } |
f264cfbf HG |
1656 | if (!strcmp(line, "5000\n")) { |
1657 | speed = USB_SPEED_SUPER; | |
1658 | } else if (!strcmp(line, "480\n")) { | |
0f431527 | 1659 | speed = USB_SPEED_HIGH; |
2791104c | 1660 | } else if (!strcmp(line, "1.5\n")) { |
0f431527 | 1661 | speed = USB_SPEED_LOW; |
2791104c | 1662 | } else { |
0f431527 | 1663 | speed = USB_SPEED_FULL; |
2791104c | 1664 | } |
0f431527 | 1665 | |
5557d820 | 1666 | ret = func(opaque, bus_num, addr, port, class_id, vendor_id, |
0f431527 | 1667 | product_id, product_name, speed); |
2791104c | 1668 | if (ret) { |
0f431527 | 1669 | goto the_end; |
2791104c | 1670 | } |
0f431527 AL |
1671 | } |
1672 | } | |
1673 | the_end: | |
2791104c | 1674 | if (dir) { |
0f431527 | 1675 | closedir(dir); |
2791104c | 1676 | } |
0f431527 AL |
1677 | return ret; |
1678 | } | |
1679 | ||
4b096fc9 | 1680 | static QEMUTimer *usb_auto_timer; |
4b096fc9 | 1681 | |
ba9acab9 GH |
1682 | static int usb_host_auto_scan(void *opaque, int bus_num, |
1683 | int addr, const char *port, | |
26a9e82a GH |
1684 | int class_id, int vendor_id, int product_id, |
1685 | const char *product_name, int speed) | |
4b096fc9 AL |
1686 | { |
1687 | struct USBAutoFilter *f; | |
26a9e82a | 1688 | struct USBHostDevice *s; |
4b096fc9 AL |
1689 | |
1690 | /* Ignore hubs */ | |
1691 | if (class_id == 9) | |
1692 | return 0; | |
1693 | ||
26a9e82a GH |
1694 | QTAILQ_FOREACH(s, &hostdevs, next) { |
1695 | f = &s->match; | |
1696 | ||
2791104c | 1697 | if (f->bus_num > 0 && f->bus_num != bus_num) { |
4b096fc9 | 1698 | continue; |
2791104c DA |
1699 | } |
1700 | if (f->addr > 0 && f->addr != addr) { | |
4b096fc9 | 1701 | continue; |
2791104c | 1702 | } |
9056a297 GH |
1703 | if (f->port != NULL && (port == NULL || strcmp(f->port, port) != 0)) { |
1704 | continue; | |
1705 | } | |
4b096fc9 | 1706 | |
2791104c | 1707 | if (f->vendor_id > 0 && f->vendor_id != vendor_id) { |
4b096fc9 | 1708 | continue; |
2791104c | 1709 | } |
4b096fc9 | 1710 | |
2791104c | 1711 | if (f->product_id > 0 && f->product_id != product_id) { |
4b096fc9 | 1712 | continue; |
2791104c | 1713 | } |
4b096fc9 | 1714 | /* We got a match */ |
3ee886c5 GH |
1715 | s->seen++; |
1716 | if (s->errcount >= 3) { | |
1717 | return 0; | |
1718 | } | |
4b096fc9 | 1719 | |
33e66b86 | 1720 | /* Already attached ? */ |
2791104c | 1721 | if (s->fd != -1) { |
4b096fc9 | 1722 | return 0; |
2791104c | 1723 | } |
d0f2c4c6 | 1724 | DPRINTF("husb: auto open: bus_num %d addr %d\n", bus_num, addr); |
4b096fc9 | 1725 | |
3ee886c5 GH |
1726 | if (usb_host_open(s, bus_num, addr, port, product_name, speed) < 0) { |
1727 | s->errcount++; | |
1728 | } | |
97f86166 | 1729 | break; |
4b096fc9 AL |
1730 | } |
1731 | ||
1732 | return 0; | |
1733 | } | |
1734 | ||
26a9e82a | 1735 | static void usb_host_auto_check(void *unused) |
4b096fc9 | 1736 | { |
26a9e82a GH |
1737 | struct USBHostDevice *s; |
1738 | int unconnected = 0; | |
1739 | ||
a844ed84 GH |
1740 | if (runstate_is_running()) { |
1741 | usb_host_scan(NULL, usb_host_auto_scan); | |
26a9e82a | 1742 | |
a844ed84 GH |
1743 | QTAILQ_FOREACH(s, &hostdevs, next) { |
1744 | if (s->fd == -1) { | |
1745 | unconnected++; | |
1746 | } | |
1747 | if (s->seen == 0) { | |
1748 | s->errcount = 0; | |
1749 | } | |
1750 | s->seen = 0; | |
3ee886c5 | 1751 | } |
26a9e82a | 1752 | |
a844ed84 GH |
1753 | if (unconnected == 0) { |
1754 | /* nothing to watch */ | |
1755 | if (usb_auto_timer) { | |
1756 | qemu_del_timer(usb_auto_timer); | |
1757 | trace_usb_host_auto_scan_disabled(); | |
1758 | } | |
1759 | return; | |
2791104c | 1760 | } |
26a9e82a GH |
1761 | } |
1762 | ||
1763 | if (!usb_auto_timer) { | |
7bd427d8 | 1764 | usb_auto_timer = qemu_new_timer_ms(rt_clock, usb_host_auto_check, NULL); |
2791104c | 1765 | if (!usb_auto_timer) { |
26a9e82a | 1766 | return; |
2791104c | 1767 | } |
e6a2f500 | 1768 | trace_usb_host_auto_scan_enabled(); |
26a9e82a | 1769 | } |
7bd427d8 | 1770 | qemu_mod_timer(usb_auto_timer, qemu_get_clock_ms(rt_clock) + 2000); |
4b096fc9 AL |
1771 | } |
1772 | ||
1773 | /* | |
5d0c5750 AL |
1774 | * Autoconnect filter |
1775 | * Format: | |
1776 | * auto:bus:dev[:vid:pid] | |
1777 | * auto:bus.dev[:vid:pid] | |
1778 | * | |
1779 | * bus - bus number (dec, * means any) | |
1780 | * dev - device number (dec, * means any) | |
1781 | * vid - vendor id (hex, * means any) | |
1782 | * pid - product id (hex, * means any) | |
1783 | * | |
1784 | * See 'lsusb' output. | |
4b096fc9 | 1785 | */ |
5d0c5750 | 1786 | static int parse_filter(const char *spec, struct USBAutoFilter *f) |
4b096fc9 | 1787 | { |
5d0c5750 AL |
1788 | enum { BUS, DEV, VID, PID, DONE }; |
1789 | const char *p = spec; | |
1790 | int i; | |
1791 | ||
0745eb1e MA |
1792 | f->bus_num = 0; |
1793 | f->addr = 0; | |
1794 | f->vendor_id = 0; | |
1795 | f->product_id = 0; | |
5d0c5750 AL |
1796 | |
1797 | for (i = BUS; i < DONE; i++) { | |
2791104c DA |
1798 | p = strpbrk(p, ":."); |
1799 | if (!p) { | |
1800 | break; | |
1801 | } | |
5d0c5750 | 1802 | p++; |
5d0c5750 | 1803 | |
2791104c DA |
1804 | if (*p == '*') { |
1805 | continue; | |
1806 | } | |
5d0c5750 AL |
1807 | switch(i) { |
1808 | case BUS: f->bus_num = strtol(p, NULL, 10); break; | |
1809 | case DEV: f->addr = strtol(p, NULL, 10); break; | |
1810 | case VID: f->vendor_id = strtol(p, NULL, 16); break; | |
1811 | case PID: f->product_id = strtol(p, NULL, 16); break; | |
1812 | } | |
1813 | } | |
1814 | ||
1815 | if (i < DEV) { | |
1816 | fprintf(stderr, "husb: invalid auto filter spec %s\n", spec); | |
1817 | return -1; | |
1818 | } | |
1819 | ||
1820 | return 0; | |
1821 | } | |
1822 | ||
a594cfbf FB |
1823 | /**********************/ |
1824 | /* USB host device info */ | |
1825 | ||
1826 | struct usb_class_info { | |
1827 | int class; | |
1828 | const char *class_name; | |
1829 | }; | |
1830 | ||
1831 | static const struct usb_class_info usb_class_info[] = { | |
1832 | { USB_CLASS_AUDIO, "Audio"}, | |
1833 | { USB_CLASS_COMM, "Communication"}, | |
1834 | { USB_CLASS_HID, "HID"}, | |
1835 | { USB_CLASS_HUB, "Hub" }, | |
1836 | { USB_CLASS_PHYSICAL, "Physical" }, | |
1837 | { USB_CLASS_PRINTER, "Printer" }, | |
1838 | { USB_CLASS_MASS_STORAGE, "Storage" }, | |
1839 | { USB_CLASS_CDC_DATA, "Data" }, | |
1840 | { USB_CLASS_APP_SPEC, "Application Specific" }, | |
1841 | { USB_CLASS_VENDOR_SPEC, "Vendor Specific" }, | |
1842 | { USB_CLASS_STILL_IMAGE, "Still Image" }, | |
b9dc033c | 1843 | { USB_CLASS_CSCID, "Smart Card" }, |
a594cfbf FB |
1844 | { USB_CLASS_CONTENT_SEC, "Content Security" }, |
1845 | { -1, NULL } | |
1846 | }; | |
1847 | ||
1848 | static const char *usb_class_str(uint8_t class) | |
bb36d470 | 1849 | { |
a594cfbf FB |
1850 | const struct usb_class_info *p; |
1851 | for(p = usb_class_info; p->class != -1; p++) { | |
2791104c | 1852 | if (p->class == class) { |
a594cfbf | 1853 | break; |
2791104c | 1854 | } |
bb36d470 | 1855 | } |
a594cfbf FB |
1856 | return p->class_name; |
1857 | } | |
1858 | ||
ba9acab9 GH |
1859 | static void usb_info_device(Monitor *mon, int bus_num, |
1860 | int addr, const char *port, | |
5557d820 | 1861 | int class_id, int vendor_id, int product_id, |
9596ebb7 PB |
1862 | const char *product_name, |
1863 | int speed) | |
a594cfbf FB |
1864 | { |
1865 | const char *class_str, *speed_str; | |
1866 | ||
1867 | switch(speed) { | |
5fafdf24 TS |
1868 | case USB_SPEED_LOW: |
1869 | speed_str = "1.5"; | |
a594cfbf | 1870 | break; |
5fafdf24 TS |
1871 | case USB_SPEED_FULL: |
1872 | speed_str = "12"; | |
a594cfbf | 1873 | break; |
5fafdf24 TS |
1874 | case USB_SPEED_HIGH: |
1875 | speed_str = "480"; | |
a594cfbf | 1876 | break; |
f264cfbf HG |
1877 | case USB_SPEED_SUPER: |
1878 | speed_str = "5000"; | |
1879 | break; | |
a594cfbf | 1880 | default: |
5fafdf24 | 1881 | speed_str = "?"; |
a594cfbf FB |
1882 | break; |
1883 | } | |
1884 | ||
5557d820 GH |
1885 | monitor_printf(mon, " Bus %d, Addr %d, Port %s, Speed %s Mb/s\n", |
1886 | bus_num, addr, port, speed_str); | |
a594cfbf | 1887 | class_str = usb_class_str(class_id); |
2791104c | 1888 | if (class_str) { |
376253ec | 1889 | monitor_printf(mon, " %s:", class_str); |
2791104c | 1890 | } else { |
376253ec | 1891 | monitor_printf(mon, " Class %02x:", class_id); |
2791104c | 1892 | } |
376253ec | 1893 | monitor_printf(mon, " USB device %04x:%04x", vendor_id, product_id); |
2791104c | 1894 | if (product_name[0] != '\0') { |
376253ec | 1895 | monitor_printf(mon, ", %s", product_name); |
2791104c | 1896 | } |
376253ec | 1897 | monitor_printf(mon, "\n"); |
a594cfbf FB |
1898 | } |
1899 | ||
5fafdf24 | 1900 | static int usb_host_info_device(void *opaque, int bus_num, int addr, |
ba9acab9 | 1901 | const char *path, int class_id, |
5fafdf24 | 1902 | int vendor_id, int product_id, |
a594cfbf FB |
1903 | const char *product_name, |
1904 | int speed) | |
1905 | { | |
179da8af BS |
1906 | Monitor *mon = opaque; |
1907 | ||
5557d820 | 1908 | usb_info_device(mon, bus_num, addr, path, class_id, vendor_id, product_id, |
a594cfbf FB |
1909 | product_name, speed); |
1910 | return 0; | |
1911 | } | |
1912 | ||
ac4ffb5a | 1913 | static void dec2str(int val, char *str, size_t size) |
5d0c5750 | 1914 | { |
2791104c | 1915 | if (val == 0) { |
ac4ffb5a | 1916 | snprintf(str, size, "*"); |
2791104c DA |
1917 | } else { |
1918 | snprintf(str, size, "%d", val); | |
1919 | } | |
5d0c5750 AL |
1920 | } |
1921 | ||
ac4ffb5a | 1922 | static void hex2str(int val, char *str, size_t size) |
5d0c5750 | 1923 | { |
2791104c | 1924 | if (val == 0) { |
ac4ffb5a | 1925 | snprintf(str, size, "*"); |
2791104c | 1926 | } else { |
26a9e82a | 1927 | snprintf(str, size, "%04x", val); |
2791104c | 1928 | } |
5d0c5750 AL |
1929 | } |
1930 | ||
376253ec | 1931 | void usb_host_info(Monitor *mon) |
a594cfbf | 1932 | { |
5d0c5750 | 1933 | struct USBAutoFilter *f; |
26a9e82a | 1934 | struct USBHostDevice *s; |
5d0c5750 | 1935 | |
179da8af | 1936 | usb_host_scan(mon, usb_host_info_device); |
5d0c5750 | 1937 | |
2791104c | 1938 | if (QTAILQ_EMPTY(&hostdevs)) { |
26a9e82a | 1939 | return; |
2791104c DA |
1940 | } |
1941 | ||
26a9e82a GH |
1942 | monitor_printf(mon, " Auto filters:\n"); |
1943 | QTAILQ_FOREACH(s, &hostdevs, next) { | |
5d0c5750 | 1944 | char bus[10], addr[10], vid[10], pid[10]; |
26a9e82a | 1945 | f = &s->match; |
ac4ffb5a AL |
1946 | dec2str(f->bus_num, bus, sizeof(bus)); |
1947 | dec2str(f->addr, addr, sizeof(addr)); | |
1948 | hex2str(f->vendor_id, vid, sizeof(vid)); | |
1949 | hex2str(f->product_id, pid, sizeof(pid)); | |
9056a297 GH |
1950 | monitor_printf(mon, " Bus %s, Addr %s, Port %s, ID %s:%s\n", |
1951 | bus, addr, f->port ? f->port : "*", vid, pid); | |
5d0c5750 | 1952 | } |
bb36d470 | 1953 | } |