usbconsole.cpp File Reference

Functions
static void	onUsbDataReceived (uint8_t *pu8Data, uint32_t u32ReceviedSize)
static msg_t	_putt (void *ip, uint8_t b, sysinterval_t timeout)
static size_t	_writet (void *ip, const uint8_t *bp, size_t n, sysinterval_t timeout)
static msg_t	_put (void *ip, uint8_t b)
static size_t	_write (void *ip, const uint8_t *bp, size_t n)
static size_t	_readt (void *ip, uint8_t *bp, size_t n, sysinterval_t timeout)
static msg_t	_gett (void *ip, sysinterval_t timeout)
static msg_t	_get (void *ip)
static size_t	_read (void *ip, uint8_t *bp, size_t n)
static msg_t	_ctl (void *ip, unsigned int operation, void *arg)
static void	usb_VBus_handler (uint8_t channel)
void	usb_serial_start (void)
	Main function of PDL.
bool	is_usb_serial_ready ()

Variables
static usb_buf_s	usbBuf
static bool	isUsbSerialInitialized = false
static bool	isUsbSerialInitStarted = false
static const struct BaseChannelVMT	usbChannelVmt
BaseChannel	SDU1 = { .vmt = &usbChannelVmt }

Function Documentation

_ctl()

static msg_t _ctl ( void *  ip, unsigned int  operation, void *  arg  )

static

Definition at line 103 of file usbconsole.cpp.

                                                               {
    return MSG_OK;
}

_get()

static msg_t _get ( void *  ip )

static

Definition at line 96 of file usbconsole.cpp.

                            {
    return _gett(ip, USB_WRITE_TIMEOUT);
}

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_gett()

static msg_t _gett ( void *  ip, sysinterval_t  timeout  )

static

Definition at line 87 of file usbconsole.cpp.

                                                    {
    (void)ip;
    (void)timeout;
    //msg_t msg = UsbDeviceCdcCom_ReceiveByte();
    uint8_t b;
    if (_readt(ip, &b, 1, timeout) == 1)
        return (msg_t)b;
    return MSG_TIMEOUT;
}

Referenced by _get().

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_put()

static msg_t _put ( void *  ip, uint8_t  b  )

static

Definition at line 63 of file usbconsole.cpp.

                                       {
    (void)ip;
    UsbDeviceCdcCom_SendByte(b);
    return MSG_OK;
}

_putt()

static msg_t _putt ( void *  ip, uint8_t  b, sysinterval_t  timeout  )

static

Definition at line 51 of file usbconsole.cpp.

                                                               {
    (void)ip;
    (void)timeout;
    UsbDeviceCdcCom_SendByte(b);
    return MSG_OK;
}

_read()

static size_t _read ( void *  ip, uint8_t *  bp, size_t  n  )

static

Definition at line 99 of file usbconsole.cpp.

                                                     {
    (void)ip;
    return _readt(ip, bp, n, USB_WRITE_TIMEOUT);
}

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_readt()

static size_t _readt ( void *  ip, uint8_t *  bp, size_t  n, sysinterval_t  timeout  )

static

Definition at line 71 of file usbconsole.cpp.

                                                                             {
    //size_t numBytesRead = UsbDeviceCdcCom_ReceiveBuffer(bp, n);
 
    return (size_t)iqReadTimeout(&usbBuf.fifoRxQueue, bp, n, timeout);
/*
    // if we don't have all bytes immediately
    if (numBytesRead < n) {
        osalSysLock();
        threadrx = chThdGetSelfX();
        osalThreadSuspendTimeoutS(&threadrx, timeout);
        osalSysUnlock();
        numBytesRead += UsbDeviceCdcCom_ReceiveBuffer(bp + numBytesRead, n - numBytesRead);
    }
    return numBytesRead;
*/
}

Referenced by _gett(), and _read().

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_write()

static size_t _write ( void *  ip, const uint8_t *  bp, size_t  n  )

static

Definition at line 68 of file usbconsole.cpp.

                                                            {
    return _writet(ip, bp, n, USB_WRITE_TIMEOUT);
}

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_writet()

static size_t _writet ( void *  ip, const uint8_t *  bp, size_t  n, sysinterval_t  timeout  )

static

Definition at line 57 of file usbconsole.cpp.

                                                                                    {
    (void)ip;
    (void)timeout;
    UsbDeviceCdcCom_SendBuffer((uint8_t *)bp, n);
    return n;
}

Referenced by _write().

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is_usb_serial_ready()

bool is_usb_serial_ready

(

)

Definition at line 152 of file usbconsole.cpp.

                           {
    return isUsbSerialInitialized /*&& SDU1.config->usbp->state == USB_ACTIVE*/;
}

Referenced by Rs232ReceiveByte(), and updateTunerStudioState().

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onUsbDataReceived()

static void onUsbDataReceived ( uint8_t *  pu8Data, uint32_t  u32ReceviedSize  )

static

Definition at line 30 of file usbconsole.cpp.

                                                                          {
    osalSysLockFromISR();
 
    // copy the data to the FIFO buffer
    for (int i = 0; i < u32ReceviedSize; i++) {
        if (iqPutI(&usbBuf.fifoRxQueue, *pu8Data++) != Q_OK) {
            break; // todo: ignore overflow?
        }
    }
 
    // tell the reader thread to wake up
#if 0
    if (threadrx != NULL) {
        osalThreadResumeI(&threadrx, MSG_OK);
    }
#endif
 
    osalSysUnlockFromISR();
}

Referenced by usb_serial_start().

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usb_serial_start()

void usb_serial_start

(

void

)

Main function of PDL.

Returns

uint32_t return value, if needed

Definition at line 128 of file usbconsole.cpp.

                            {
    if (isUsbSerialInitStarted)
        return;
 
    isUsbSerialInitStarted = true;
 
    UsbConfig_UsbInit();
 
    // init FIFO queue
    iqObjectInit(&usbBuf.fifoRxQueue, usbBuf.buffer, sizeof(usbBuf.buffer), NULL, NULL);
 
    UsbDeviceCdcCom_SetReceivedCallback(onUsbDataReceived);
 
    UsbConfig_SwitchMode();
 
    // init VBus detector for P60 (INT31_0)
    SetPinFunc_INT31_0(0u);
    _pal_lld_setpadeventhandler(31, ExIntRisingEdge, usb_VBus_handler);
 
 
    isUsbSerialInitialized = true;
 
}

Referenced by Rs232Init().

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usb_VBus_handler()

static void usb_VBus_handler ( uint8_t  channel )

static

Definition at line 116 of file usbconsole.cpp.

                                              {
    // call it only if the USB driver is already initialized
    if (isUsbSerialInitialized)
        UsbConfig_SwitchMode();
}

Referenced by usb_serial_start().

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Variable Documentation

isUsbSerialInitialized

bool isUsbSerialInitialized = false

static

Definition at line 25 of file usbconsole.cpp.

Referenced by is_usb_serial_ready(), usb_serial_start(), usb_serial_start(), and usb_VBus_handler().

isUsbSerialInitStarted

bool isUsbSerialInitStarted = false

static

Definition at line 27 of file usbconsole.cpp.

Referenced by usb_serial_start().

SDU1

BaseChannel SDU1 = { .vmt = &usbChannelVmt }

Definition at line 113 of file usbconsole.cpp.

{ .vmt = &usbChannelVmt };

Referenced by is_usb_serial_ready(), openBltUnexpectedByte(), readch(), Rs232ReceiveByte(), Rs232TransmitByte(), Rs232TransmitPacket(), serialPrint(), and usb_serial_start().

usbBuf

usb_buf_s usbBuf

static

Definition at line 23 of file usbconsole.cpp.

Referenced by _readt(), onUsbDataReceived(), and usb_serial_start().

usbChannelVmt

const struct BaseChannelVMT usbChannelVmt

static

Initial value:

= {
  .instance_offset = (size_t)0, .write = _write, .read = _read, .put = _put, .get = _get,
  .putt = _putt, .gett = _gett, .writet = _writet, .readt = _readt, .ctl = _ctl
}

Definition at line 108 of file usbconsole.cpp.

                                                   {
  .instance_offset = (size_t)0, .write = _write, .read = _read, .put = _put, .get = _get,
  .putt = _putt, .gett = _gett, .writet = _writet, .readt = _readt, .ctl = _ctl
};

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