lib/usb/usb_request.c

41     struct usb_device_request req;
43     req.bType.direction = USB_REQUEST_WRITE;
44     req.bType.type = USB_REQUEST_TYPE_STANDARD;
45     req.bType.recipient = (recipient & USB_REQUEST_RECIPIENT_MASK);
46     req.bRequest = USB_REQUEST_CLEAR_FEATURE;
47     req.wValue = feature;
48     req.wIndex = 0;
50         req.wIndex = recipient_index;
52     req.wLength = 0;
54     return (usb_do_request(&req));
72     struct usb_device_request req;
74     req.bType.direction = USB_REQUEST_READ;
75     req.bType.type = USB_REQUEST_TYPE_STANDARD;
76     req.bType.recipient = USB_REQUEST_RECIPIENT_DEVICE;
77     req.bRequest = USB_REQUEST_GET_CONFIG;
78     req.wValue = 0;
79     req.wIndex = 0;
80     req.wLength = 1;
85     usb_error_t err = usb_do_request_read(&req, &ret_length, &ret_data);
119     struct usb_device_request req;
121     req.bType.direction = USB_REQUEST_READ;
122     req.bType.type = USB_REQUEST_TYPE_STANDARD;
123     req.bType.recipient = USB_REQUEST_RECIPIENT_DEVICE;
124     req.bRequest = USB_REQUEST_GET_DESCRIPTOR;
125     req.wValue = (desc_type << 8) | desc_index;
129         req.wIndex = lang;
131         req.wIndex = 0;
133     req.wIndex = lang;
139     req.wLength = 0;
144     usb_error_t err = usb_do_request_read(&req, &ret_data_length, (void **)&desc);
248     struct usb_device_request req;
250     req.bType.direction = USB_REQUEST_READ;
251     req.bType.type = USB_REQUEST_TYPE_STANDARD;
252     req.bType.recipient = USB_REQUEST_RECIPIENT_INTERFACE;
253     req.bRequest = USB_REQUEST_GET_INTERFACE;
254     req.wValue = 0;
255     req.wIndex = (0x00FF & iface_number);
256     req.wLength = 1;
262     err = usb_do_request_read(&req, &ret_length, &ret_val);
299     struct usb_device_request req;
301     req.bType.direction = USB_REQUEST_READ;
302     req.bType.type = USB_REQUEST_TYPE_STANDARD;
303     req.bType.recipient = (recipient & USB_REQUEST_RECIPIENT_MASK);
304     req.bRequest = USB_REQUEST_GET_STATUS;
305     req.wValue = 0;
307     req.wIndex = recipient_index;
308     req.wLength = 2;
313     usb_error_t err = usb_do_request_read(&req, &ret_length, &ret_data);
348     struct usb_device_request req;
354     req.bType.direction = USB_REQUEST_WRITE;
355     req.bType.type = USB_REQUEST_TYPE_STANDARD;
356     req.bType.recipient = USB_REQUEST_RECIPIENT_DEVICE;
357     req.bRequest = USB_REQUEST_SET_ADDRESS;
358     req.wValue = new_address;
359     req.wIndex = 0;
360     req.wLength = 0;
362     return (usb_do_request(&req));
387     struct usb_device_request req;
389     req.bType.direction = USB_REQUEST_WRITE;
390     req.bType.type = USB_REQUEST_TYPE_STANDARD;
391     req.bType.recipient = USB_REQUEST_RECIPIENT_DEVICE;
392     req.bRequest = USB_REQUEST_SET_CONFIG;
393     req.wValue = (config_value & 0x00FF);
394     req.wIndex = 0;
395     req.wLength = 0;
397     return (usb_do_request(&req));
424     struct usb_device_request req;
426     req.bType.direction = USB_REQUEST_WRITE;
427     req.bType.type = USB_REQUEST_TYPE_STANDARD;
428     req.bType.recipient = USB_REQUEST_RECIPIENT_DEVICE;
429     req.bRequest = USB_REQUEST_SET_DESCRIPTOR;
438             req.wValue = (desc_type << 8) | desc_index;
441             req.wValue = (desc_type << 8);
447     req.wIndex = 0;
448     req.wLength = 0;
450     return (usb_do_request_write(&req, descriptor->bLength, descriptor));
476     struct usb_device_request req;
478     req.bType.direction = USB_REQUEST_WRITE;
479     req.bType.type = USB_REQUEST_TYPE_STANDARD;
480     req.bType.recipient = recipient;
481     req.bRequest = USB_REQUEST_SET_FEATURE;
482     req.wLength = 0;
484     req.wIndex = 0;
488         req.wIndex = recipent_index;
496             req.wIndex = (test << 8);
499     return (usb_do_request(&req));
524     struct usb_device_request req;
526     req.bType.direction = USB_REQUEST_WRITE;
527     req.bType.type = USB_REQUEST_TYPE_STANDARD;
528     req.bType.recipient = USB_REQUEST_RECIPIENT_INTERFACE;
529     req.bRequest = USB_REQUEST_SET_INTERFACE;
530     req.wIndex = (0x00FF & interface);
531     req.wValue = (0x00FF & alt_setting);
532     req.wLength = 0;
534     return (usb_do_request(&req));
554     struct usb_device_request req;
556     req.bType.direction = USB_REQUEST_READ;
557     req.bType.type = USB_REQUEST_TYPE_STANDARD;
558     req.bType.recipient = USB_REQUEST_RECIPIENT_ENDPOINT;
559     req.bRequest = USB_REQUEST_SYNCH_FRAME;
560     req.wIndex = endpoint;
561     req.wValue = 0;
562     req.wLength = 2;
571     usb_error_t err = usb_do_request_read(&req, &ret_length, &ret_data);
594 usb_error_t usb_do_request(struct usb_device_request *req)
601     err = usb_manager->rpc_tx_vtbl.request(usb_manager, (uint8_t*) req, sizeof(*req),
619 usb_error_t usb_do_request_write(struct usb_device_request *req,
627     err = usb_manager->rpc_tx_vtbl.request_write(usb_manager, (uint8_t*) req,
628             sizeof(*req), (uint8_t *) data, length, &ret_status);
645 usb_error_t usb_do_request_read(struct usb_device_request *req,
656     err = usb_manager->rpc_tx_vtbl.request_read(usb_manager, (uint8_t*) req,
657             sizeof(*req), data, &length, &ret_status);