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/******************************************************************************
*
* Copyright (C) 2016-2017 Cadence Design Systems, Inc.
* All rights reserved worldwide.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. THE SOFTWARE IS PROVIDED "AS IS",
* WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
* FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Copyright 2017-2018 NXP
*
******************************************************************************
*
* general_handler.h
*
******************************************************************************
*/
#ifndef GENERAL_HANDLER_H
#define GENERAL_HANDLER_H
/**
* \file
* \brief general handler, checks available messages, receives
* it from mailbox, handles requests and sends response
* to the host
*/
#define DP_TX_MAIL_HANDLER_REQUEST_BUFFER_LEN 256
/**
* \brief opcode defines host->controller
*/
#define GENERAL_MAIN_CONTROL 0x01
#define GENERAL_TEST_ECHO 0x02
#define GENERAL_BUS_SETTINGS 0x03
#define GENERAL_TEST_ACCESS 0x04
#define GENERAL_WRITE_REGISTER 0x05
#define GENERAL_WRITE_FIELD 0x06
#define GENERAL_READ_REGISTER 0x07
#define GENERAL_GET_HPD_STATE 0x11
#define GENERAL_TEST_TRNG_SIMPLE 0xF0
#define GENERAL_MAIN_CONTROL_SET_ACTIVE_BIT 0
#define GENERAL_MAIN_CONTROL_SET_ALT_CIPHER_ADDR 1
#define GENERAL_MAIN_CONTROL_SET_FAST_HDCP_DELAYS 2
#define GENERAL_BUS_SETTINGS_DPCD_BUS_BIT 0
#define GENERAL_BUS_SETTINGS_DPCD_BUS_LOCK_BIT 1
#define GENERAL_BUS_SETTINGS_HDCP_BUS_BIT 2
#define GENERAL_BUS_SETTINGS_HDCP_BUS_LOCK_BIT 3
#define GENERAL_BUS_SETTINGS_CAPB_OWNER_BIT 4
#define GENERAL_BUS_SETTINGS_CAPB_OWNER_LOCK_BIT 5
/**
* \brief opcode defines controller->host
*/
#define GENERAL_MAIN_CONTROL_RESP 0x01
#define GENERAL_TEST_ECHO_RESP 0x02
#define GENERAL_BUS_SETTINGS_RESP 0x03
#define GENERAL_READ_REGISTER_RESP 0x07
#define GENERAL_BUS_SETTINGS_RESP_DPCD_BUS_BIT 0
#define GENERAL_BUS_SETTINGS_RESP_HDCP_BUS_BIT 1
#define GENERAL_BUS_SETTINGS_RESP_CAPB_OWNER_BIT 2
#define GENERAL_BUS_SETTINGS_RESP_SUCCESS 0
#define GENERAL_BUS_SETTINGS_RESP_LOCK_ERROR 1
typedef struct {
unsigned char dpcd_locked;
unsigned char hdcp_locked;
unsigned char capb_locked;
unsigned char active_mode;
} S_GENERAL_HANDLER_DATA;
/**
* \brief event id sent to the host
*/
typedef enum {
EVENT_ID_DPTX_HPD = 0,
EVENT_ID_HDMI_TX_HPD = 0,
EVENT_ID_HDMI_RX_5V = 0,
EVENT_ID_DPTX_TRAINING = 1,
EVENT_ID_HDMI_RX_SCDC_CHANGE = 1,
EVENT_ID_RESERVE0 = 2,
EVENT_ID_RESERVE1 = 3,
EVENT_ID_HDCPTX_STATUS = 4,
EVENT_ID_HDCPRX_STATUS = 4,
EVENT_ID_HDCPTX_IS_KM_STORED = 5,
EVENT_ID_HDCPTX_STORE_KM = 6,
EVENT_ID_HDCPTX_IS_RECEIVER_ID_VALID = 7,
EVENT_ID_HDMITX_READ_REQUEST = 8,
} EVENT_ID;
/**
* \brief convert bank id and register number to address and write to ptr
*/
#define select_reg_old(bank, reg_no, ptr) \
do { \
ptr = 0; \
if ((bank == 0x22) || (bank == 0x20) || (bank == 0x0b) || \
(bank == 0x09) || (bank == 0x0A)) \
ptr = (unsigned int *)(bank << 8 | reg_no); \
} while (0)
#define select_reg(bank, reg_no, ptr) \
ptr = (unsigned int *)(bank << 8 | reg_no)
#define select_reg4(pmsb, p2, p3, plsb, ptr) \
ptr = (unsigned int *)((pmsb << 24) | (p2 << 16) | \
(p3 << 8) | (plsb << 0))
#define EVENTS_DPTX_CNT 2
#define EVENTS_HDCPTX_CNT 4
void general_handler_set_active_mode(void);
void general_handler_set_standby_mode(void);
/**
* \brief request sending en event to the host
* \param [in] eventId
* \param [in] eventCode
*/
#endif /* GENERAL_HANDLER_H */