blob: c5cbae2ef22622fb3532267e43e3eadd93edee82 [file] [log] [blame]
/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef CDN_DP_H
#define CDN_DP_H
#include <plat_private.h>
enum {
CDN_DP_HDCP_1X_KSV_LEN = 5,
CDN_DP_HDCP_KSV_LEN = 8,
CDN_DP_HDCP_RESERVED_LEN = 10,
CDN_DP_HDCP_UID_LEN = 16,
CDN_DP_HDCP_SHA_LEN = 20,
CDN_DP_HDCP_DPK_LEN = 280,
CDN_DP_HDCP_1X_KEYS_LEN = 285,
CDN_DP_HDCP_KEY_LEN = 326,
};
struct cdn_dp_hdcp_key_1x {
uint8_t ksv[CDN_DP_HDCP_KSV_LEN];
uint8_t device_key[CDN_DP_HDCP_DPK_LEN];
uint8_t sha1[CDN_DP_HDCP_SHA_LEN];
uint8_t uid[CDN_DP_HDCP_UID_LEN];
uint16_t seed;
uint8_t reserved[CDN_DP_HDCP_RESERVED_LEN];
};
#define HDCP_KEY_DATA_START_TRANSFER 0
#define HDCP_KEY_DATA_START_DECRYPT 1
#define HDCP_KEY_1X_STORE_DATA_ALIGN_SIZE (6 * 64) / 8
/* Checks the cdn_dp_hdcp_key_1x must be aligned on 6 x 64-bit word boundary */
CASSERT(sizeof(struct cdn_dp_hdcp_key_1x) % HDCP_KEY_1X_STORE_DATA_ALIGN_SIZE, \
assert_hdcp_key_1x_store_data_align_size_mismatch);
uint64_t dp_hdcp_ctrl(uint64_t type);
uint64_t dp_hdcp_store_key(uint64_t x1,
uint64_t x2,
uint64_t x3,
uint64_t x4,
uint64_t x5,
uint64_t x6);
#endif /* CDN_DP_H */