/* * 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 #include #include /*********************** 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; }