1fe4406f37
b9e0ea0 Merge commit '7fa9d8bdea3773d1195b04d98fcf27cf48ddd81d' as 'tool/mbed/mbed-sdk' 7fa9d8b Squashed 'tool/mbed/mbed-sdk/' content from commit 7c21ce5 git-subtree-dir: tmk_core git-subtree-split: b9e0ea08cb940de20b3610ecdda18e9d8cd7c552
134 lines
3.5 KiB
C++
134 lines
3.5 KiB
C++
/* Copyright (c) 2010-2012 mbed.org, MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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* and associated documentation files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef WANDONGLESERIALPORT_H
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#define WANDONGLESERIALPORT_H
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#include "USBHostConf.h"
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#ifdef USBHOST_3GMODULE
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#include "USBHost.h"
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#include "IUSBHostSerial.h"
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#include "rtos.h"
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#define WANDONGLE_MAX_OUTEP_SIZE 64
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#define WANDONGLE_MAX_INEP_SIZE 64
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/** A class to use a WAN (3G/LTE) access dongle
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*
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*/
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class WANDongleSerialPort : public IUSBHostSerial {
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public:
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/*
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* Constructor
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*
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*/
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WANDongleSerialPort();
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void init( USBHost* pHost );
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void connect( USBDeviceConnected* pDev, USBEndpoint* pInEp, USBEndpoint* pOutEp );
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void disconnect( );
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/*
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* Get a char from the dongle's serial interface
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*/
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virtual int getc();
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/*
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* Put a char to the dongle's serial interface
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*/
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virtual int putc(int c);
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/*
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* Read a packet from the dongle's serial interface, to be called after multiple getc() calls
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*/
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virtual int readPacket();
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/*
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* Write a packet to the dongle's serial interface, to be called after multiple putc() calls
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*/
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virtual int writePacket();
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/**
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* Check the number of bytes available.
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*
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* @returns the number of bytes available
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*/
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virtual int readable();
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/**
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* Check the free space in output.
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*
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* @returns the number of bytes available
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*/
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virtual int writeable();
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/**
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* Attach a handler to call when a packet is received / when a packet has been transmitted.
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*
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* @param pListener instance of the listener deriving from the IUSBHostSerialListener
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*/
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virtual void attach(IUSBHostSerialListener* pListener);
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/**
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* Enable or disable readable/writeable callbacks
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*/
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virtual void setupIrq(bool en, IrqType irq = RxIrq);
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protected:
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USBEndpoint * bulk_in;
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USBEndpoint * bulk_out;
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USBHost * host;
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USBDeviceConnected * dev;
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uint8_t buf_out[WANDONGLE_MAX_OUTEP_SIZE];
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volatile uint32_t buf_out_len;
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uint32_t max_out_size;
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volatile bool lock_tx;
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volatile bool cb_tx_en;
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volatile bool cb_tx_pending;
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Mutex tx_mtx;
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uint8_t buf_in[WANDONGLE_MAX_INEP_SIZE];
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volatile uint32_t buf_in_len;
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volatile uint32_t buf_in_read_pos;
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volatile bool lock_rx;
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volatile bool cb_rx_en;
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volatile bool cb_rx_pending;
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Mutex rx_mtx;
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IUSBHostSerialListener* listener;
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void reset();
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void rxHandler();
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void txHandler();
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};
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#endif /* USBHOST_3GMODULE */
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#endif
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