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PL286/system/nfc/halimpl/pn54x/hal/phNxpNciHal_dta.c

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/*
* Copyright (C) 2012-2014 NXP Semiconductors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <phNxpConfig.h>
#include <phNxpLog.h>
#include <phNxpNciHal_dta.h>
/*********************** Global Variables *************************************/
static phNxpDta_Control_t nxpdta_ctrl = {0, 0, 0};
/*******************************************************************************
**
** Function phNxpEnable_DtaMode
**
** Description This function configures
** HAL in DTA mode
**
*******************************************************************************/
void phNxpEnable_DtaMode(uint16_t pattern_no) {
nxpdta_ctrl.dta_ctrl_flag = false;
nxpdta_ctrl.dta_t1t_flag = false;
nxpdta_ctrl.dta_pattern_no = pattern_no;
ALOGD(">>>>DTA - Mode is enabled");
nxpdta_ctrl.dta_ctrl_flag = true;
}
/*******************************************************************************
**
** Function phNxpDisable_DtaMode
**
** Description This function disable DTA mode
**
*******************************************************************************/
void phNxpDisable_DtaMode(void) {
nxpdta_ctrl.dta_ctrl_flag = false;
nxpdta_ctrl.dta_t1t_flag = false;
NXPLOG_NCIHAL_D(">>>>DTA - Mode is Disabled");
}
/******************************************************************************
* Function phNxpDta_IsEnable
*
* Description This function checks the DTA mode is enable or not.
*
* Returns It returns TRUE if DTA enabled otherwise FALSE
*
******************************************************************************/
NFCSTATUS phNxpDta_IsEnable(void) { return nxpdta_ctrl.dta_ctrl_flag; }
/******************************************************************************
* Function phNxpDta_T1TEnable
*
* Description This function enables DTA mode for T1T tag.
*
*
******************************************************************************/
void phNxpDta_T1TEnable(void) { nxpdta_ctrl.dta_t1t_flag = true; }
/******************************************************************************
* Function phNxpNHal_DtaUpdate
*
* Description This function changes the command and responses specific
* to make DTA application success
*
* Returns It return NFCSTATUS_SUCCESS then continue with send else
* sends NFCSTATUS_FAILED direct response is prepared and
* do not send anything to NFCC.
*
******************************************************************************/
NFCSTATUS phNxpNHal_DtaUpdate(uint16_t* cmd_len, uint8_t* p_cmd_data,
uint16_t* rsp_len, uint8_t* p_rsp_data) {
NFCSTATUS status = NFCSTATUS_SUCCESS;
if (nxpdta_ctrl.dta_ctrl_flag == true) {
// Workaround for DTA, block the set config command with general bytes */
if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x17 && p_cmd_data[3] == 0x01 &&
p_cmd_data[4] == 0x29 && p_cmd_data[5] == 0x14) {
*rsp_len = 5;
NXPLOG_NCIHAL_D(">>>>DTA - Block set config command");
phNxpNciHal_print_packet("DTASEND", p_cmd_data, *cmd_len);
p_rsp_data[0] = 0x40;
p_rsp_data[1] = 0x02;
p_rsp_data[2] = 0x02;
p_rsp_data[3] = 0x00;
p_rsp_data[4] = 0x00;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5);
status = NFCSTATUS_FAILED;
NXPLOG_NCIHAL_D(
"Going through DTA workaround - Block set config command END");
} else if (p_cmd_data[0] == 0x21 && p_cmd_data[1] == 0x08 &&
p_cmd_data[2] == 0x04 && p_cmd_data[3] == 0xFF &&
p_cmd_data[4] == 0xFF) {
NXPLOG_NCIHAL_D(">>>>DTA Change Felica system code");
*rsp_len = 4;
p_rsp_data[0] = 0x41;
p_rsp_data[1] = 0x08;
p_rsp_data[2] = 0x01;
p_rsp_data[3] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 4);
} else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x10 && p_cmd_data[3] == 0x05 &&
p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x00) {
NXPLOG_NCIHAL_D(">>>>DTA Update LA_SEL_INFO param");
p_cmd_data[12] = 0x40;
p_cmd_data[18] = 0x02;
status = NFCSTATUS_SUCCESS;
} else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 &&
p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x00) {
NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config");
*rsp_len = 5;
p_rsp_data[0] = 0x40;
p_rsp_data[1] = 0x02;
p_rsp_data[2] = 0x02;
p_rsp_data[3] = 0x00;
p_rsp_data[4] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5);
} else if (p_cmd_data[0] == 0x21 && p_cmd_data[1] == 0x03) {
NXPLOG_NCIHAL_D(">>>>DTA Add NFC-F listen tech params");
p_cmd_data[2] += 6;
p_cmd_data[3] += 3;
p_cmd_data[*cmd_len] = 0x80;
p_cmd_data[*cmd_len + 1] = 0x01;
p_cmd_data[*cmd_len + 2] = 0x82;
p_cmd_data[*cmd_len + 3] = 0x01;
p_cmd_data[*cmd_len + 4] = 0x85;
p_cmd_data[*cmd_len + 5] = 0x01;
*cmd_len += 6;
status = NFCSTATUS_SUCCESS;
} else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 &&
p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x20 &&
nxpdta_ctrl.dta_pattern_no == 0x1000) {
NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config for analog testing");
*rsp_len = 5;
p_rsp_data[0] = 0x40;
p_rsp_data[1] = 0x02;
p_rsp_data[2] = 0x02;
p_rsp_data[3] = 0x00;
p_rsp_data[4] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5);
} else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 &&
p_cmd_data[4] == 0x32 && p_cmd_data[5] == 0x01 &&
p_cmd_data[6] == 0x00) {
NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config");
*rsp_len = 5;
p_rsp_data[0] = 0x40;
p_rsp_data[1] = 0x02;
p_rsp_data[2] = 0x02;
p_rsp_data[3] = 0x00;
p_rsp_data[4] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5);
} else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 &&
p_cmd_data[2] == 0x04 && p_cmd_data[3] == 0x01 &&
p_cmd_data[4] == 0x50 && p_cmd_data[5] == 0x01 &&
p_cmd_data[6] == 0x00 && nxpdta_ctrl.dta_pattern_no == 0x1000) {
NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config for analog testing");
*rsp_len = 5;
p_rsp_data[0] = 0x40;
p_rsp_data[1] = 0x02;
p_rsp_data[2] = 0x02;
p_rsp_data[3] = 0x00;
p_rsp_data[4] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5);
} else {
}
if (nxpdta_ctrl.dta_t1t_flag == true) {
if (p_cmd_data[2] == 0x07 && p_cmd_data[3] == 0x78 &&
p_cmd_data[4] == 0x00 && p_cmd_data[5] == 0x00) {
/*if (nxpdta_ctrl.dta_pattern_no == 0)
{
NXPLOG_NCIHAL_D(">>>>DTA - T1T modification block RID command Custom
Response (pattern 0)");
phNxpNciHal_print_packet("DTASEND", p_cmd_data, *cmd_len);
*rsp_len = 10;
p_rsp_data[0] = 0x00;
p_rsp_data[1] = 0x00;
p_rsp_data[2] = 0x07;
p_rsp_data[3] = 0x12;
p_rsp_data[4] = 0x49;
p_rsp_data[5] = 0x00;
p_rsp_data[6] = 0x00;
p_rsp_data[7] = 0x00;
p_rsp_data[8] = 0x00;
p_rsp_data[9] = 0x00;
status = NFCSTATUS_FAILED;
phNxpNciHal_print_packet("DTARECV", p_rsp_data, *rsp_len);
}
else
{*/
NXPLOG_NCIHAL_D("Change RID command's UID echo bytes to 0");
nxpdta_ctrl.dta_t1t_flag = false;
p_cmd_data[6] = 0x00;
p_cmd_data[7] = 0x00;
p_cmd_data[8] = 0x00;
p_cmd_data[9] = 0x00;
status = NFCSTATUS_SUCCESS;
/*}*/
}
}
}
return status;
}