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usbps
Vitis Drivers API Documentation
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usbps
Vitis Drivers API Documentation
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The following data structures are used internally by the L0/L1 driver. More...
Data Fields | |
| XUsbPs_dQH * | dQH |
| Pointer to the Queue Head structure of the endpoint. More... | |
| XUsbPs_dTD * | dTDs |
| Pointer to the first dTD of the dTD list for this endpoint. More... | |
| XUsbPs_dTD * | dTDCurr |
| Buffer to the currently processed descriptor. More... | |
| u8 * | dTDBufs |
| Pointer to the first buffer of the buffer list for this endpoint. More... | |
| XUsbPs_EpIsoHandlerFunc | HandlerIsoFunc |
| Handler function for this endpoint. More... | |
| void * | HandlerRef |
| User data reference for the handler. More... | |
| u32 | RequestedBytes |
| RequestedBytes for transfer. More... | |
| u32 | BytesTxed |
| Actual Bytes transferred. More... | |
| u8 * | BufferPtr |
| Buffer location. More... | |
| u8 | MemAlloted |
| Mem alloted and data is not received. More... | |
| u32 | Interval |
| Data transfer service interval. More... | |
The following data structures are used internally by the L0/L1 driver.
Their contents MUST NOT be changed by the upper layers. The following data structure represents OUT endpoint.
| u8* XUsbPs_EpOut::BufferPtr |
Buffer location.
Referenced by XUsbPs_EpDataBufferReceive(), and XUsbPs_EpGetData().
| u32 XUsbPs_EpOut::BytesTxed |
Actual Bytes transferred.
Referenced by XUsbPs_EpDataBufferReceive(), and XUsbPs_EpGetData().
| XUsbPs_dQH* XUsbPs_EpOut::dQH |
Pointer to the Queue Head structure of the endpoint.
Referenced by XUsbPs_EpGetSetupData().
| u8* XUsbPs_EpOut::dTDBufs |
Pointer to the first buffer of the buffer list for this endpoint.
Referenced by XUsbPs_ReconfigureEp().
| XUsbPs_dTD* XUsbPs_EpOut::dTDCurr |
Buffer to the currently processed descriptor.
Referenced by XUsbPs_EpBufferReceive(), XUsbPs_EpDataBufferReceive(), XUsbPs_EpGetData(), and XUsbPs_ReconfigureEp().
| XUsbPs_dTD* XUsbPs_EpOut::dTDs |
Pointer to the first dTD of the dTD list for this endpoint.
Referenced by XUsbPs_ReconfigureEp().
| XUsbPs_EpIsoHandlerFunc XUsbPs_EpOut::HandlerIsoFunc |
Handler function for this endpoint.
Referenced by XUsbPs_EpGetData(), and XUsbPs_EpSetIsoHandler().
| void* XUsbPs_EpOut::HandlerRef |
User data reference for the handler.
Referenced by XUsbPs_EpGetData(), XUsbPs_EpSetHandler(), and XUsbPs_EpSetIsoHandler().
| u32 XUsbPs_EpOut::Interval |
Data transfer service interval.
| u8 XUsbPs_EpOut::MemAlloted |
Mem alloted and data is not received.
Referenced by XUsbPs_EpDataBufferReceive(), and XUsbPs_EpGetData().
| u32 XUsbPs_EpOut::RequestedBytes |
RequestedBytes for transfer.
Referenced by XUsbPs_EpDataBufferReceive(), and XUsbPs_EpGetData().