Overview

This file contains implementation of USBPSU Driver wrappers.

MODIFICATION HISTORY:

Ver Who Date Changes

1.0 BK 12/01/18 First release MYK 12/01/18 Added hibernation support for device mode vak 13/03/18 Moved the setup interrupt system calls from driver to example. 1.5 vak 02/06/19 Modified the code to add UsbPollHandler and UsbEnableEvent API's vak 02/07/19 Modified the code to issue XUsbPsu_Ep0StallRestart() for Endpoint Zero 1.14 pm 21/06/23 Added support for system device-tree flow.

Functions
void	UsbPollHandler (struct XUsbPsu *InstancePtr)
	Handler called from polled mode for handling usb events. More...

void	UsbEnableEvent (struct XUsbPsu *InstancePtr, u32 Mask)
	Enables the events specified in the mask. More...

s32	IsSuperSpeed (struct Usb_DevData *InstancePtr)
	Sets speed of the Core for connecting to Host. More...

void	SetConfigDone (void *InstancePtr, u8 Flag)
	Set the Config state. More...

u8	GetConfigDone (void *InstancePtr)
	Get the Config state. More...

void	SetEpInterval (void *InstancePtr, u8 UsbEpNum, u8 Dir, u32 Interval)
	This function sets Endpoint Interval. More...

Function Documentation

u8 GetConfigDone ( void * InstancePtr )

Get the Config state.

Parameters

InstancePtr is a private member of Usb_DevData instance.

Returns: Current configuration value

Note: None.

References XUsbPsu::IsConfigDone.

s32 IsSuperSpeed ( struct Usb_DevData * InstancePtr )

Sets speed of the Core for connecting to Host.

Parameters

InstancePtr is a pointer to the Usb_DevData instance.

Returns: XST_SUCCESS else XST_FAILURE

Note: None.

References Usb_DevData::PrivateData, and XUsbPsu_IsSuperSpeed().

Referenced by ParseCBW(), Usb_Ch9SetupCfgDescReply(), Usb_Ch9SetupDevDescReply(), and Usb_Ch9SetupStrDescReply().

void SetConfigDone	(	void *	InstancePtr,
		u8	Flag
	)

Set the Config state.

Parameters

InstancePtr	is a private member of Usb_DevData instance.
Flag	is the config value.

Returns: None.

Note: None.

Referenced by Usb_SetConfiguration(), and Usb_SetConfigurationApp().

void SetEpInterval	(	void *	InstancePtr,
		u8	UsbEpNum,
		u8	Dir,
		u32	Interval
	)

This function sets Endpoint Interval.

Parameters

InstancePtr	is a private member of Usb_DevData instance.
UsbEpnum	is Endpoint Number.
Dir	is Endpoint Direction(In/Out).
Interval	is the data transfer service interval