xdp_hdcp_keys.h File Reference

Overview

This is the main header file for the Xilinx HDCP key loading utility used in the DP example design.

The HDCP cores are used for content protection according to the HDCP 1.4 and HDCP 2.2 specifications.

MODIFICATION HISTORY:

Ver   Who  Date       Changes



1.0   ND   30-12-2020 Initial version

Macros
#define	XDP_HDCP_KEYS_H_
	Prevent circular inclusions by using protection macros. More...
#define	XHdcp_KeyMgmtBlk_In32   Xil_In32
	Input Operations. More...
#define	XHdcp_KeyMgmtBlk_Out32   Xil_Out32
	Output Operations. More...

Functions
int	XHdcp_LoadKeys (u8 *Hdcp22Lc128, u32 Hdcp22Lc128Size, u8 *Hdcp22RxPrivateKey, u32 Hdcp22RxPrivateKeySize, u8 *Hdcp14KeyA, u32 Hdcp14KeyASize, u8 *Hdcp14KeyB, u32 Hdcp14KeyBSize)
	This function loads the HDCP keys from the eeprom. More...
int	XHdcp_KeyManagerInit (u32 BaseAddress, u8 *Hdcp14Key)
	This function initialize the HDCP 1.4 key manager. More...

Macro Definition Documentation

#define XDP_HDCP_KEYS_H_

Prevent circular inclusions by using protection macros.

#define XHdcp_KeyMgmtBlk_In32   Xil_In32

Input Operations.

#define XHdcp_KeyMgmtBlk_Out32   Xil_Out32

Output Operations.

Function Documentation

int XHdcp_KeyManagerInit	(	u32	BaseAddress,
		u8 *	Hdcp14Key
	)

This function initialize the HDCP 1.4 key manager.

Returns

• XST_SUCCESS if action was successful
• XST_FAILURE if action was not successful

int XHdcp_LoadKeys	(	u8 *	Hdcp22Lc128,
		u32	Hdcp22Lc128Size,
		u8 *	Hdcp22RxPrivateKey,
		u32	Hdcp22RxPrivateKeySize,
		u8 *	Hdcp14KeyA,
		u32	Hdcp14KeyASize,
		u8 *	Hdcp14KeyB,
		u32	Hdcp14KeyBSize
	)

This function loads the HDCP keys from the eeprom.

Returns

• XST_SUCCESS if action was successful
• XST_FAILURE if action was not successful