usbpsu
Vitis Drivers API Documentation
Functions
xusb_intr_example.c File Reference

Overview

This file implements DFU class example.

This file implements the mass storage class example.

MODIFICATION HISTORY:
Ver   Who  Date     Changes






1.0   vak  30/11/16 First release
1.4      BK   12/01/18 Renamed the file to be in sync with usb common code
               changes for all USB IPs
      vak  22/01/18 Added changes for supporting microblaze platform
      vak  13/03/18 Moved the setup interrupt system calls from driver to
               example.
1.5      vak  13/02/19 Added support for versal
1.8   pm   15/09/20 Fixed C++ Compilation error.
1.14  pm   21/06/23 Added support for system device-tree flow.
MODIFICATION HISTORY:
Ver   Who  Date     Changes






1.0   sg  06/06/16 First release
      ms  04/10/17 Modified filename tag to include the file in doxygen
                   examples.
1.4   BK  12/01/18 Renamed the file and added changes to have a common
              example for all USB IPs.
      vak 22/01/18 Added changes for supporting microblaze platform
      vak 13/03/18 Moved the setup interrupt system calls from driver to
              example.
1.5      vak 13/02/19 Added support for versal
1.8   pm  15/09/20 Fixed C++ Compilation error.
1.14  pm   21/06/23 Added support for system device-tree flow.
 



Functions


void BulkOutHandler (void *CallBackRef, u32 RequestedBytes, u32 BytesTxed)


 This function is Bulk Out Endpoint handler/Callback called by driver when data is received.  More...


 


void BulkInHandler (void *CallBackRef, u32 RequestedBytes, u32 BytesTxed)


 This function is Bulk In Endpoint handler/Callback called by driver when data is sent.  More...


 


int main (void)


 This function is the main function of the USB mass storage example.  More...


 




Function Documentation






      

        

          void BulkInHandler 
          (
          void * 
          CallBackRef, 
        

        

          
          
          u32 
          RequestedBytes, 
        

        

          
          
          u32 
          BytesTxed 
        

        

          
          )
          
        

      





This function is Bulk In Endpoint handler/Callback called by driver when data is sent. 


Parameters

  

    
CallBackRefis pointer to Usb_DevData instance. 

    
RequestedBytesis number of bytes requested to send. 

    
BytesTxedis actual number of bytes sent to Host.

  

  




Returns
None


Note
None. 



Referenced by main().











      

        

          void BulkOutHandler 
          (
          void * 
          CallBackRef, 
        

        

          
          
          u32 
          RequestedBytes, 
        

        

          
          
          u32 
          BytesTxed 
        

        

          
          )
          
        

      





This function is Bulk Out Endpoint handler/Callback called by driver when data is received. 


Parameters

  

    
CallBackRefis pointer to Usb_DevData instance. 

    
RequestedBytesis number of bytes requested for reception. 

    
BytesTxedis actual number of bytes received from Host.

  

  




Returns
None


Note
None. 



Referenced by main().











      

        

          int main 
          (
          void 
          )
          
        

      





This function is the main function of the USB mass storage example. 


Parameters

  

    
None.

  

  




Returns
    

  • XST_SUCCESS if successful,
    • 

  • XST_FAILURE if unsuccessful.
    • 





Note
None. 



References XUsbPsu_Config::BaseAddress, BulkInHandler(), BulkOutHandler(), Ch9Handler(), XUsbPsu::HasHibernation, Usb_DevData::PrivateData, Status, XUSBPSU_DEVTEN_CONNECTDONEEN, XUSBPSU_DEVTEN_DISCONNEVTEN, XUSBPSU_DEVTEN_EVNTOVERFLOWEN, XUSBPSU_DEVTEN_HIBERNATIONREQEVTEN, XUSBPSU_DEVTEN_ULSTCNGEN, XUSBPSU_DEVTEN_USBRSTEN, XUSBPSU_DEVTEN_WKUPEVTEN, XUsbPsu_EnableIntr(), and XUsbPsu_IntrHandler().