Collaboration diagram for USB_HCD_Private_Functions:

Functions
uint32_t	HCD_Init (USB_OTG_CORE_HANDLE *pdev, USB_OTG_CORE_ID_TypeDef coreID)
	HCD_Init Initialize the HOST portion of the driver. More...

uint32_t	HCD_GetCurrentSpeed (USB_OTG_CORE_HANDLE *pdev)
	HCD_GetCurrentSpeed Get Current device Speed. More...

uint32_t	HCD_ResetPort (USB_OTG_CORE_HANDLE *pdev)
	HCD_ResetPort Issues the reset command to device. More...

uint32_t	HCD_IsDeviceConnected (USB_OTG_CORE_HANDLE *pdev)
	HCD_IsDeviceConnected Check if the device is connected. More...

uint32_t	HCD_GetCurrentFrame (USB_OTG_CORE_HANDLE *pdev)
	HCD_GetCurrentFrame This function returns the frame number for sof packet. More...

URB_STATE	HCD_GetURB_State (USB_OTG_CORE_HANDLE *pdev, uint8_t ch_num)
	HCD_GetURB_State This function returns the last URBstate. More...

uint32_t	HCD_GetXferCnt (USB_OTG_CORE_HANDLE *pdev, uint8_t ch_num)
	HCD_GetXferCnt This function returns the last URBstate. More...

HC_STATUS	HCD_GetHCState (USB_OTG_CORE_HANDLE *pdev, uint8_t ch_num)
	HCD_GetHCState This function returns the HC Status. More...

uint32_t	HCD_HC_Init (USB_OTG_CORE_HANDLE *pdev, uint8_t hc_num)
	HCD_HC_Init This function prepare a HC and start a transfer. More...

uint32_t	HCD_SubmitRequest (USB_OTG_CORE_HANDLE *pdev, uint8_t hc_num)
	HCD_SubmitRequest This function prepare a HC and start a transfer. More...

Detailed Description

Function Documentation

uint32_t HCD_GetCurrentFrame ( USB_OTG_CORE_HANDLE * pdev )

HCD_GetCurrentFrame This function returns the frame number for sof packet.

Parameters

pdev	: Selected device

Return values

Frame number

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uint32_t HCD_GetCurrentSpeed ( USB_OTG_CORE_HANDLE * pdev )

HCD_GetCurrentSpeed Get Current device Speed.

Parameters

pdev	: Selected device

Return values

Status

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HC_STATUS HCD_GetHCState	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ch_num
	)

HCD_GetHCState This function returns the HC Status.

Parameters

pdev	Selected device

Return values

HC_STATUS

URB_STATE HCD_GetURB_State	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ch_num
	)

HCD_GetURB_State This function returns the last URBstate.

Parameters

pdev	Selected device

Return values

URB_STATE

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uint32_t HCD_GetXferCnt	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ch_num
	)

HCD_GetXferCnt This function returns the last URBstate.

Parameters

pdev	Selected device

Return values

No.	of data bytes transferred

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uint32_t HCD_HC_Init	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	hc_num
	)

HCD_HC_Init This function prepare a HC and start a transfer.

Parameters

pdev	Selected device
hc_num	Channel number

Return values

status

uint32_t HCD_Init	(	USB_OTG_CORE_HANDLE *	pdev,
		USB_OTG_CORE_ID_TypeDef	coreID
	)

HCD_Init Initialize the HOST portion of the driver.

Parameters

pdev	Selected device
base_address	OTG base address

Return values

Status

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uint32_t HCD_IsDeviceConnected ( USB_OTG_CORE_HANDLE * pdev )

HCD_IsDeviceConnected Check if the device is connected.

Parameters

pdev	: Selected device

Return values

Device connection status. 1 -> connected and 0 -> disconnected

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uint32_t HCD_ResetPort ( USB_OTG_CORE_HANDLE * pdev )

HCD_ResetPort Issues the reset command to device.

Parameters

pdev	: Selected device

Return values

Status

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uint32_t HCD_SubmitRequest	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	hc_num
	)

HCD_SubmitRequest This function prepare a HC and start a transfer.

Parameters

pdev	Selected device
hc_num	Channel number

Return values

status

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