function_prototype.h File Reference

Overview

MODIFICATION HISTORY:

Ver   Who    Date     Changes



X.XX  XX     YY/MM/DD
1.00  RHe    19/09/20 Initial release.

Functions
int	InitIIC ()
	This function writes, reads, and verifies the data to the IIC EEPROM. More...
int	AdapterWriteData (u16 ByteCount)
	This function writes a buffer of data to the Adapter IIC. More...
void	SetupIICIntrHandlers ()
	This function sets send, receive and error handlers for IIC interrupts. More...
void	SendHandler (XIic *InstancePtr)
	This Send handler is called asynchronously from an interrupt context and indicates that data in the specified buffer has been sent. More...
void	ReceiveHandler (XIic *InstancePtr)
	This Receive handler is called asynchronously from an interrupt context and indicates that data in the specified buffer has been Received. More...
void	StatusHandler (XIic *InstancePtr, int Event)
	This Status handler is called asynchronously from an interrupt context and indicates the events that have occurred. More...
void	resetIp ()
	This function resets IPs. More...
void	resetVIP ()
void	DisableDSI ()
	This function disables MIPI DSI SS. More...
void	DisableCSI ()
	This function disables MIPI CSI IP. More...
void	EnableCSI ()
	This function enables MIPI CSI IP. More...
void	InitDSI ()
	This function programs MIPI DSI SS with the required timing paramters. More...
u32	SetupDSI (void)
	This function programs MIPI DSI SS with the required timing paramters. More...
u32	InitializeCsiRxSs (void)
	This function programs MIPI CSI SS with the required timing paramters. More...
int	demosaic ()
	This function programs colour space converter with the given width and height. More...
void	CamReset (void)
	This function resets IMX274 camera sensor. More...
void	InitVprocSs_Scaler (int count)
	This function initializes and configures VProcSS IP for scalar mode with the given input and output width and height values. More...

Function Documentation

int AdapterWriteData

(

u16

ByteCount

)

This function writes a buffer of data to the Adapter IIC.

Parameters

ByteCount

contains the number of bytes in the buffer to be written.

Returns

XST_SUCCESS if successful else XST_FAILURE.

Note

The Byte count should not exceed the page size of the EEPROM as noted by the constant PAGE_SIZE.

void CamReset

(

void

)

This function resets IMX274 camera sensor.

Returns

None.

Note

None.

int demosaic

(

)

This function programs colour space converter with the given width and height.

Parameters

width	is Hsize of a packet in pixels.
height	is number of lines of a packet.

Returns

None.

Note

None.

Referenced by main().

void DisableCSI

(

void

)

This function disables MIPI CSI IP.

• This function disables MIPI CSI IP

  • • Returns

      None.

      Note

      None.

      Returns

      None.

      Note

      None.

void DisableDSI

(

void

)

This function disables MIPI DSI SS.

• This function disables MIPI DSI SS.

  • • Returns

      None.

      Note

      None.

      Returns

      None.

      Note

      None.

void EnableCSI

(

void

)

This function enables MIPI CSI IP.

• This function enables MIPI CSI IP

  • • Returns

      None.

      Note

      None.

      Returns

      None.

      Note

      None.

void InitDSI

(

void

)

This function programs MIPI DSI SS with the required timing paramters.

Returns

None.

Note

None.

This function programs MIPI DSI SS with the required timing paramters.

Returns

None.

Note

None.

u32 InitializeCsiRxSs

(

void

)

This function programs MIPI CSI SS with the required timing paramters.

Returns

None.

Note

None.

This function programs MIPI CSI SS with the required timing paramters.

Returns

XST_SUCCESS if successful or else XST_FAILURE.

Note

None.

int InitIIC

(

void

)

This function writes, reads, and verifies the data to the IIC EEPROM.

It does the write as a single page write, performs a buffered read.

Parameters

None.

Returns

XST_SUCCESS if successful else XST_FAILURE.

Note

None.

This function writes, reads, and verifies the data to the IIC EEPROM.

Returns

XST_SUCCESS if successful else XST_FAILURE.

Note

None.

void InitVprocSs_Scaler

(

int

count

)

This function initializes and configures VProcSS IP for scalar mode with the given input and output width and height values.

Parameters

count

is a flag value to initialize IP only once.

Returns

None.

Note

None.

void ReceiveHandler

(

XIic *

InstancePtr

)

This Receive handler is called asynchronously from an interrupt context and indicates that data in the specified buffer has been Received.

Parameters

InstancePtr

is not used, but contains a pointer to the IIC device driver instance which the handler is being called for.

Returns

None.

Note

None.

Referenced by SetupIICIntrHandlers().

void resetIp

(

void

)

This function resets IPs.

Returns

None.

Note

None.

References DisableCSI(), DisableDSI(), and resetVIP().

Referenced by main().

void resetVIP

(

void

)

• * This function resets and releases IPs
  • *
    • *

      Returns

      None.

      • *
        • *

      Note

      None.

      • *

Referenced by resetIp().

void SendHandler

(

XIic *

InstancePtr

)

This Send handler is called asynchronously from an interrupt context and indicates that data in the specified buffer has been sent.

Parameters

InstancePtr

is not used, but contains a pointer to the IIC device driver instance which the handler is being called for.

Returns

None.

Note

None.

Referenced by SetupIICIntrHandlers().

u32 SetupDSI

(

void

)

This function programs MIPI DSI SS with the required timing paramters.

Returns

None.

Note

None.

This function programs MIPI DSI SS with the required timing paramters.

Returns

None.

Note

None.

void SetupIICIntrHandlers

(

void

)

This function sets send, receive and error handlers for IIC interrupts.

Returns

None.

Note

None.

void StatusHandler	(	XIic *	InstancePtr,
		int	Event
	)

This Status handler is called asynchronously from an interrupt context and indicates the events that have occurred.

Parameters

InstancePtr	is a pointer to the IIC driver instance for which the handler is being called for.
Event	indicates the condition that has occurred.

Returns

None.

Note

None.

Referenced by SetupIICIntrHandlers().