228 lines
8.7 KiB
C
228 lines
8.7 KiB
C
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/*
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* drivers/video/tegra/host/tsec/tsec_methods.h
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*
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* Copyright (c) 2014-2017, NVIDIA CORPORATION, All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include "tsec_drv.h"
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#define NV_PSEC_THI_METHOD1 0x00000044 /* RW-4R */
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#define NV_PSEC_THI_METHOD0 0x00000040 /* RW-4R */
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#define HDCP_ALIGNMENT_256 256
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#define HDCP_SCRATCH_BUFFER_SIZE 2304
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#define HDCP_SCRATCH_BUFFER_SIZE_ALIGNED 2304
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#define HDCP_DCP_KPUB_SIZE 388
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#define HDCP_DCP_KPUB_SIZE_ALIGNED 512
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#define HDCP_SRM_SIZE 512
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#define HDCP_SRM_SIZE_ALIGNED 512
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#define HDCP_CERT_SIZE 522
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#define HDCP_CERT_SIZE_ALIGNED 768
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#define HDCP_MTHD_RPLY_BUF_SIZE 256
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#define HDCP_MTHD_BUF_SIZE 256
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#define HDCP_RCVR_ID_LIST_SIZE 635
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#define HDCP_CONTENT_BUF_SIZE 2048
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#define HDCP_MTHD_FLAGS_SB 0x00000001
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#define HDCP_MTHD_FLAGS_DCP_KPUB 0x00000002
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#define HDCP_MTHD_FLAGS_SRM 0x00000004
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#define HDCP_MTHD_FLAGS_CERT 0x00000008
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#define HDCP_MTHD_FLAGS_RECV_ID_LIST 0x00000010
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#define HDCP_MTHD_FLAGS_INPUT_BUFFER 0x00000020
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#define HDCP_MTHD_FLAGS_OUTPUT_BUFFER 0x00000040
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#define MAX_DEVS 127
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#define MAX_STREAMS 1
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/* Message ID */
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#define ID_NULL_MESSAGE 1
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#define ID_AKE_INIT 2
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#define ID_AKE_SEND_CERT 3
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#define ID_AKE_NO_STORED_KM 4
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#define ID_AKE_STORED_KM 5
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#define ID_AKE_SEND_HPRIME 7
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#define ID_AKE_SEND_PAIRING_INFO 8
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#define ID_LC_INIT 9
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#define ID_LC_SEND_LPRIME 10
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#define ID_SKE_SEND_EKS 11
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#define ID_SEND_RCVR_ID_LIST 12
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#define ID_SEND_RPTR_ACK 15
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#define ID_SEND_RPTR_STREAM_MANAGE 16
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#define ID_SEND_RPTR_STREAM_READY 17
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/* Message size */
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#define SIZE_AKE_INIT 12
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#define SIZE_AKE_SEND_CERT 534
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#define SIZE_AKE_NO_STORED_KM 129
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#define SIZE_AKE_STORED_KM 33
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#define SIZE_AKE_SEND_HPRIME 33
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#define SIZE_AKE_SEND_PAIRING_INFO 17
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#define SIZE_LC_INIT 9
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#define SIZE_LC_SEND_LPRIME 33
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#define SIZE_SKE_SEND_EKS 25
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#define SIZE_SEND_RCVR_ID_LIST (22+5*MAX_DEVS)
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#define SIZE_SEND_RPTR_ACK 17
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#define SIZE_SEND_RPTR_STREAM_MANAGE (6+2*MAX_STREAMS)
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#define SIZE_SEND_RPTR_STREAM_READY 33
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#define SET_APPLICATION_ID (0x00000200)
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#define SET_APPLICATION_ID_ID_HDCP (0x00000001)
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#define EXECUTE (0x00000300)
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#define HDCP_INIT (0x00000500)
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#define HDCP_CREATE_SESSION (0x00000504)
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#define HDCP_VERIFY_CERT_RX (0x00000508)
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#define HDCP_GENERATE_EKM (0x0000050C)
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#define HDCP_REVOCATION_CHECK (0x00000510)
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#define HDCP_VERIFY_HPRIME (0x00000514)
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#define HDCP_ENCRYPT_PAIRING_INFO (0x00000518)
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#define HDCP_DECRYPT_PAIRING_INFO (0x0000051C)
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#define HDCP_UPDATE_SESSION (0x00000520)
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#define HDCP_GENERATE_LC_INIT (0x00000524)
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#define HDCP_VERIFY_LPRIME (0x00000528)
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#define HDCP_GENERATE_SKE_INIT (0x0000052C)
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#define HDCP_VERIFY_VPRIME (0x00000530)
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#define HDCP_ENCRYPTION_RUN_CTRL (0x00000534)
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#define HDCP_SESSION_CTRL (0x00000538)
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#define HDCP_COMPUTE_SPRIME (0x0000053C)
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#define HDCP_GET_CERT_RX (0x00000540)
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#define HDCP_EXCHANGE_INFO (0x00000544)
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#define HDCP_DECRYPT_KM (0x00000548)
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#define HDCP_GET_HPRIME (0x0000054C)
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#define HDCP_GENERATE_EKH_KM (0x00000550)
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#define HDCP_VERIFY_RTT_CHALLENGE (0x00000554)
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#define HDCP_GET_LPRIME (0x00000558)
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#define HDCP_DECRYPT_KS (0x0000055C)
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#define HDCP_DECRYPT (0x00000560)
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#define HDCP_GET_RRX (0x00000564)
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#define HDCP_DECRYPT_REENCRYPT (0x00000568)
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#define HDCP_VALIDATE_SRM (0x00000700)
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#define HDCP_VALIDATE_STREAM (0x00000704)
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#define HDCP_TEST_SECURE_STATUS (0x00000708)
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#define HDCP_SET_DCP_KPUB (0x0000070C)
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#define HDCP_SET_RX_KPUB (0x00000710)
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#define HDCP_SET_CERT_RX (0x00000714)
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#define HDCP_SET_SCRATCH_BUFFER (0x00000718)
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#define HDCP_SET_SRM (0x0000071C)
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#define HDCP_SET_RECEIVER_ID_LIST (0x00000720)
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#define HDCP_SET_SPRIME (0x00000724)
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#define HDCP_SET_ENC_INPUT_BUFFER (0x00000728)
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#define HDCP_SET_ENC_OUTPUT_BUFFER (0x0000072C)
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#define HDCP_GET_RTT_CHALLENGE (0x00000730)
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#define HDCP_STREAM_MANAGE (0x00000734)
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#define HDCP_READ_CAPS (0x00000738)
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#define HDCP_ENCRYPT (0x0000073C)
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#define HDCP_GET_CURRENT_NONCE (0x00000740)
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struct nvhdcp_msg {
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/* AKE_INIT */
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u8 ake_init_msg_id;
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u64 rtx;
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u8 txcaps_version;
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u16 txcaps_capmask;
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/* SEND_CERT */
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u8 ake_send_cert_msg_id;
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u8 cert_rx[HDCP_CERT_SIZE];
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u64 rrx;
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u8 rxcaps_version;
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u16 rxcaps_capmask;
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/* NO_STORED_KM */
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u8 ake_no_stored_km_msg_id;
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u8 ekm[HDCP_SIZE_E_KM_8];
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/* STORED_KM */
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u8 ake_stored_km_msg_id;
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u8 eKhKm[HDCP_SIZE_EKH_KM_8];
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u8 m[HDCP_SIZE_M_8];
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/* SEND_HPRIME */
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u8 ake_send_hprime_msg_id;
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u8 hprime[HDCP_SIZE_HPRIME_8];
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/* SEND_PAIRING_INFO */
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u8 ake_send_pairing_info_msg_id;
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u8 ekhkm[HDCP_SIZE_EKH_KM_8];
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/* LC_INIT */
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u8 lc_init_msg_id;
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u64 rn;
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/* LC_SEND_LPRIME */
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u8 lc_send_lprime_msg_id;
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u8 lprime[HDCP_SIZE_LPRIME_8];
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/* SEND_EKS */
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u8 ske_send_eks_msg_id;
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u8 eks[HDCP_SIZE_E_KS_8];
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u64 riv;
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/* SEND_RECEIVERID_LIST */
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u8 send_receiverid_list_msg_id;
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u16 rxinfo;
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u8 seq_num[HDCP_SIZE_SEQ_NUM_V_8];
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u8 vprime[HDCP_SIZE_VPRIME_2X_8/2];
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u8 rcvr_id_list[HDCP_RCVR_ID_LIST_SIZE];
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/* REPEATER_AUTH_SEND_ACK */
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u8 rptr_send_ack_msg_id;
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u8 v[HDCP_SIZE_VPRIME_2X_8/2];
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/* REPEATER_AUTH_STREAM_MANAGE */
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u8 rptr_auth_stream_manage_msg_id;
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u8 seq_num_m[HDCP_SIZE_SEQ_NUM_M_8];
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u16 k;
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u16 streamid_type[MAX_STREAMS];
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/* REPEATER_AUTH_STREAM_READY */
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u8 rptr_auth_stream_ready_msg_id;
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u8 mprime[HDCP_SIZE_MPRIME_8];
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} __packed;
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struct hdcp_context_t {
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u32 *cpuvaddr_scratch;
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dma_addr_t dma_handle_scratch;
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u32 *cpuvaddr_scratch_aligned;
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dma_addr_t dma_handle_scratch_aligned;
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u32 *cpuvaddr_dcp_kpub;
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dma_addr_t dma_handle_dcp_kpub;
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u32 *cpuvaddr_dcp_kpub_aligned;
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dma_addr_t dma_handle_dcp_kpub_aligned;
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u32 *cpuvaddr_srm;
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dma_addr_t dma_handle_srm;
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u32 *cpuvaddr_cert;
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dma_addr_t dma_handle_cert;
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u32 *cpuvaddr_cert_aligned;
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dma_addr_t dma_handle_cert_aligned;
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u32 *cpuvaddr_mthd_buf;
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dma_addr_t dma_handle_mthd_buf;
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u32 *cpuvaddr_mthd_buf_aligned;
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dma_addr_t dma_handle_mthd_buf_aligned;
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u32 *cpuvaddr_rcvr_id_list;
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dma_addr_t dma_handle_rcvr_id_list;
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u32 *cpuvaddr_rcvr_id_list_aligned;
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dma_addr_t dma_handle_rcvr_id_list_aligned;
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u32 *cpuvaddr_input_buf;
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dma_addr_t dma_handle_input_buf;
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u32 *cpuvaddr_input_buf_aligned;
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dma_addr_t dma_handle_input_buf_aligned;
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u32 *cpuvaddr_output_buf;
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dma_addr_t dma_handle_output_buf;
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u32 *cpuvaddr_output_buf_aligned;
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dma_addr_t dma_handle_output_buf_aligned;
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/* display type is 0 for HDMI and 1 for DP */
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u32 display_type;
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u32 session_id;
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struct nvhdcp_msg msg;
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};
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extern int tsec_hdcp_create_context(struct hdcp_context_t *hdcp_context);
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extern int tsec_hdcp_free_context(struct hdcp_context_t *hdcp_context);
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extern void tsec_send_method(struct hdcp_context_t *hdcp_context,
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u32 method, u32 flags);
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