add isochronous transfer interface for LogitechC270(USBHostC270)
Dependencies: FATFileSystem mbed-rtos
Dependents: USBHostC210_example USBHostC270_example GSwifi_ap_webcam n-bed-USBHostC270_example
Fork of USBHost by
USBHostHub/USBHostHub.h
- Committer:
- mbed_official
- Date:
- 2013-03-06
- Revision:
- 0:a554658735bf
- Child:
- 3:0f5c32575eb8
File content as of revision 0:a554658735bf:
/* Copyright (c) 2010-2012 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef USBHOSTHUB_H #define USBHOSTHUB_H #include "USBHostConf.h" #if MAX_HUB_NB #include "USBHostTypes.h" #include "IUSBEnumerator.h" class USBHost; class USBDeviceConnected; class USBEndpoint; /** * A class to use a USB Hub */ class USBHostHub : public IUSBEnumerator { public: /** * Constructor */ USBHostHub(); /** * Check if a USB Hub is connected * * @return true if a serial device is connected */ bool connected(); /** * Try to connect device * * @param dev device to connect * @return true if connection was successful */ bool connect(USBDeviceConnected * dev); /** * Automatically called by USBHost when a device * has been enumerated by usb_thread * * @param dev device connected */ void deviceConnected(USBDeviceConnected * dev); /** * Automatically called by USBHost when a device * has been disconnected from this hub * * @param dev device connected */ void deviceDisconnected(USBDeviceConnected * dev); /** * Rest a specific port * * @param port port number */ void portReset(uint8_t port); /* * Called by USBHost to set the instance of USBHost * * @param host host instance */ void setHost(USBHost * host); /** * Called by USBhost when a hub has been disconnected */ void hubDisconnected(); protected: //From IUSBEnumerator virtual void setVidPid(uint16_t vid, uint16_t pid); virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used private: USBHost * host; USBDeviceConnected * dev; bool dev_connected; USBEndpoint * int_in; uint8_t nb_port; uint8_t hub_characteristics; void rxHandler(); uint8_t buf[sizeof(HubDescriptor)]; int hub_intf; bool hub_device_found; void setPortFeature(uint32_t feature, uint8_t port); void clearPortFeature(uint32_t feature, uint8_t port); uint32_t getPortStatus(uint8_t port); USBDeviceConnected * device_children[MAX_HUB_PORT]; void init(); void disconnect(); }; #endif #endif