xusbps_class_storage.h File Reference

Overview

This file contains definitions used in the chapter 9 code.

MODIFICATION HISTORY:

Ver   Who  Date     Changes



1.00a wgr  10/10/10 First release
      ms   04/10/17 Modified filename tag to include the file in doxygen
                    examples.

Functions
void	XUsbPs_HandleStorageReq (XUsbPs *InstancePtr, u8 EpNum, u8 *BufferPtr, u32 BufferLen)
	This function handles Reduced Block Command (RBC) requests from the host. More...
void	XUsbPs_ClassReq (XUsbPs *InstancePtr, XUsbPs_SetupData *SetupData)
	This function is called by Chapter9 handler when class request is received from Host. More...

Function Documentation

void XUsbPs_ClassReq	(	XUsbPs *	InstancePtr,
		XUsbPs_SetupData *	SetupData
	)

This function is called by Chapter9 handler when class request is received from Host.

Parameters

InstancePtr	is pointer to Usb_DevData instance.
SetupData	is the setup packet received from Host.

Note

None.

This function is called by Chapter9 handler when class request is received from Host.

Parameters

InstancePtr	is a pointer to XUsbPs instance of the controller.
SetupData	is the setup data structure containing the setup request.

Returns

None.

Note

None.

References XUsbPs_SetupData::bmRequestType, XUsbPs_SetupData::bRequest, XUsbPs_SetupData::wIndex, XUsbPs_SetupData::wLength, XUsbPs_SetupData::wValue, XUSBPS_EP_DIRECTION_IN, XUSBPS_EP_DIRECTION_OUT, XUsbPs_EpBufferSend(), XUsbPs_EpDataBufferReceive(), XUsbPs_EpStall, and XUSBPS_REQ_REPLY_LEN.

void XUsbPs_HandleStorageReq	(	XUsbPs *	InstancePtr,
		u8	EpNum,
		u8 *	BufferPtr,
		u32	BufferLen
	)

This function handles Reduced Block Command (RBC) requests from the host.

Parameters

InstancePtr	is a pointer to XUsbPs instance of the controller.
EpNum	is the number of the endpoint on which the RBC was received.
BufferPtr	is the data buffer containing the RBC or data.
BufferLen	is the length of the data buffer.

Returns

None.

Note

None.

References XUsbPs_EpBufferSend().