1 /* 2 * Copyright (C) 2012-2014 NXP Semiconductors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */#include <log/log.h> 16 17 #include <phNxpConfig.h> 18 #include <phNxpLog.h> 19 #include <phNxpNciHal_dta.h> 20 21 /*********************** Global Variables *************************************/ 22 static phNxpDta_Control_t nxpdta_ctrl = {0, 0, 0}; 23 extern bool nfc_debug_enabled; 24 /******************************************************************************* 25 ** 26 ** Function phNxpEnable_DtaMode 27 ** 28 ** Description This function configures 29 ** HAL in DTA mode 30 ** 31 *******************************************************************************/ 32 void phNxpEnable_DtaMode(uint16_t pattern_no) { 33 nxpdta_ctrl.dta_ctrl_flag = false; 34 nxpdta_ctrl.dta_t1t_flag = false; 35 nxpdta_ctrl.dta_pattern_no = pattern_no; 36 NXPLOG_NCIHAL_D(">>>>DTA - Mode is enabled"); 37 nxpdta_ctrl.dta_ctrl_flag = true; 38 } 39 40 /******************************************************************************* 41 ** 42 ** Function phNxpDisable_DtaMode 43 ** 44 ** Description This function disable DTA mode 45 ** 46 *******************************************************************************/ 47 void phNxpDisable_DtaMode(void) { 48 nxpdta_ctrl.dta_ctrl_flag = false; 49 nxpdta_ctrl.dta_t1t_flag = false; 50 NXPLOG_NCIHAL_D(">>>>DTA - Mode is Disabled"); 51 } 52 53 /****************************************************************************** 54 * Function phNxpDta_IsEnable 55 * 56 * Description This function checks the DTA mode is enable or not. 57 * 58 * Returns It returns TRUE if DTA enabled otherwise FALSE 59 * 60 ******************************************************************************/ 61 NFCSTATUS phNxpDta_IsEnable(void) { return nxpdta_ctrl.dta_ctrl_flag; } 62 63 /****************************************************************************** 64 * Function phNxpDta_T1TEnable 65 * 66 * Description This function enables DTA mode for T1T tag. 67 * 68 * 69 ******************************************************************************/ 70 void phNxpDta_T1TEnable(void) { nxpdta_ctrl.dta_t1t_flag = true; } 71 /****************************************************************************** 72 * Function phNxpNHal_DtaUpdate 73 * 74 * Description This function changes the command and responses specific 75 * to make DTA application success 76 * 77 * Returns It return NFCSTATUS_SUCCESS then continue with send else 78 * sends NFCSTATUS_FAILED direct response is prepared and 79 * do not send anything to NFCC. 80 * 81 ******************************************************************************/ 82 83 NFCSTATUS phNxpNHal_DtaUpdate(uint16_t* cmd_len, uint8_t* p_cmd_data, 84 uint16_t* rsp_len, uint8_t* p_rsp_data) { 85 NFCSTATUS status = NFCSTATUS_SUCCESS; 86 87 if (nxpdta_ctrl.dta_ctrl_flag == true) { 88 // Workaround for DTA, block the set config command with general bytes */ 89 if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 90 p_cmd_data[2] == 0x17 && p_cmd_data[3] == 0x01 && 91 p_cmd_data[4] == 0x29 && p_cmd_data[5] == 0x14) { 92 *rsp_len = 5; 93 NXPLOG_NCIHAL_D(">>>>DTA - Block set config command"); 94 phNxpNciHal_print_packet("DTASEND", p_cmd_data, *cmd_len); 95 96 p_rsp_data[0] = 0x40; 97 p_rsp_data[1] = 0x02; 98 p_rsp_data[2] = 0x02; 99 p_rsp_data[3] = 0x00; 100 p_rsp_data[4] = 0x00; 101 102 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5); 103 104 status = NFCSTATUS_FAILED; 105 NXPLOG_NCIHAL_D( 106 "Going through DTA workaround - Block set config command END"); 107 108 } else if (p_cmd_data[0] == 0x21 && p_cmd_data[1] == 0x08 && 109 p_cmd_data[2] == 0x04 && p_cmd_data[3] == 0xFF && 110 p_cmd_data[4] == 0xFF) { 111 NXPLOG_NCIHAL_D(">>>>DTA Change Felica system code"); 112 *rsp_len = 4; 113 p_rsp_data[0] = 0x41; 114 p_rsp_data[1] = 0x08; 115 p_rsp_data[2] = 0x01; 116 p_rsp_data[3] = 0x00; 117 status = NFCSTATUS_FAILED; 118 119 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 4); 120 } else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 121 p_cmd_data[2] == 0x10 && p_cmd_data[3] == 0x05 && 122 p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x00) { 123 NXPLOG_NCIHAL_D(">>>>DTA Update LA_SEL_INFO param"); 124 125 p_cmd_data[12] = 0x40; 126 p_cmd_data[18] = 0x02; 127 status = NFCSTATUS_SUCCESS; 128 } else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 129 p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 && 130 p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x00) { 131 NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config"); 132 *rsp_len = 5; 133 p_rsp_data[0] = 0x40; 134 p_rsp_data[1] = 0x02; 135 p_rsp_data[2] = 0x02; 136 p_rsp_data[3] = 0x00; 137 p_rsp_data[4] = 0x00; 138 status = NFCSTATUS_FAILED; 139 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5); 140 } else if (p_cmd_data[0] == 0x21 && p_cmd_data[1] == 0x03) { 141 NXPLOG_NCIHAL_D(">>>>DTA Add NFC-F listen tech params"); 142 p_cmd_data[2] += 6; 143 p_cmd_data[3] += 3; 144 p_cmd_data[*cmd_len] = 0x80; 145 p_cmd_data[*cmd_len + 1] = 0x01; 146 p_cmd_data[*cmd_len + 2] = 0x82; 147 p_cmd_data[*cmd_len + 3] = 0x01; 148 p_cmd_data[*cmd_len + 4] = 0x85; 149 p_cmd_data[*cmd_len + 5] = 0x01; 150 151 *cmd_len += 6; 152 status = NFCSTATUS_SUCCESS; 153 } else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 154 p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 && 155 p_cmd_data[10] == 0x32 && p_cmd_data[12] == 0x20 && 156 nxpdta_ctrl.dta_pattern_no == 0x1000) { 157 NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config for analog testing"); 158 *rsp_len = 5; 159 p_rsp_data[0] = 0x40; 160 p_rsp_data[1] = 0x02; 161 p_rsp_data[2] = 0x02; 162 p_rsp_data[3] = 0x00; 163 p_rsp_data[4] = 0x00; 164 status = NFCSTATUS_FAILED; 165 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5); 166 } else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 167 p_cmd_data[2] == 0x0D && p_cmd_data[3] == 0x04 && 168 p_cmd_data[4] == 0x32 && p_cmd_data[5] == 0x01 && 169 p_cmd_data[6] == 0x00) { 170 NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config"); 171 *rsp_len = 5; 172 p_rsp_data[0] = 0x40; 173 p_rsp_data[1] = 0x02; 174 p_rsp_data[2] = 0x02; 175 p_rsp_data[3] = 0x00; 176 p_rsp_data[4] = 0x00; 177 status = NFCSTATUS_FAILED; 178 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5); 179 } else if (p_cmd_data[0] == 0x20 && p_cmd_data[1] == 0x02 && 180 p_cmd_data[2] == 0x04 && p_cmd_data[3] == 0x01 && 181 p_cmd_data[4] == 0x50 && p_cmd_data[5] == 0x01 && 182 p_cmd_data[6] == 0x00 && nxpdta_ctrl.dta_pattern_no == 0x1000) { 183 NXPLOG_NCIHAL_D(">>>>DTA Blocking dirty set config for analog testing"); 184 *rsp_len = 5; 185 p_rsp_data[0] = 0x40; 186 p_rsp_data[1] = 0x02; 187 p_rsp_data[2] = 0x02; 188 p_rsp_data[3] = 0x00; 189 p_rsp_data[4] = 0x00; 190 status = NFCSTATUS_FAILED; 191 phNxpNciHal_print_packet("DTARECV", p_rsp_data, 5); 192 } else { 193 } 194 if (nxpdta_ctrl.dta_t1t_flag == true) { 195 if (p_cmd_data[2] == 0x07 && p_cmd_data[3] == 0x78 && 196 p_cmd_data[4] == 0x00 && p_cmd_data[5] == 0x00) { 197 /*if (nxpdta_ctrl.dta_pattern_no == 0) 198 { 199 NXPLOG_NCIHAL_D(">>>>DTA - T1T modification block RID command Custom 200 Response (pattern 0)"); 201 phNxpNciHal_print_packet("DTASEND", p_cmd_data, *cmd_len); 202 *rsp_len = 10; 203 p_rsp_data[0] = 0x00; 204 p_rsp_data[1] = 0x00; 205 p_rsp_data[2] = 0x07; 206 p_rsp_data[3] = 0x12; 207 p_rsp_data[4] = 0x49; 208 p_rsp_data[5] = 0x00; 209 p_rsp_data[6] = 0x00; 210 p_rsp_data[7] = 0x00; 211 p_rsp_data[8] = 0x00; 212 p_rsp_data[9] = 0x00; 213 214 status = NFCSTATUS_FAILED; 215 216 phNxpNciHal_print_packet("DTARECV", p_rsp_data, *rsp_len); 217 } 218 else 219 {*/ 220 NXPLOG_NCIHAL_D("Change RID command's UID echo bytes to 0"); 221 222 nxpdta_ctrl.dta_t1t_flag = false; 223 p_cmd_data[6] = 0x00; 224 p_cmd_data[7] = 0x00; 225 p_cmd_data[8] = 0x00; 226 p_cmd_data[9] = 0x00; 227 status = NFCSTATUS_SUCCESS; 228 /*}*/ 229 } 230 } 231 } 232 return status; 233 } 234
