diff options
Diffstat (limited to 'src/MTS_IO_TelitRadio.cpp')
| -rw-r--r-- | src/MTS_IO_TelitRadio.cpp | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/src/MTS_IO_TelitRadio.cpp b/src/MTS_IO_TelitRadio.cpp index be31b03..52b5664 100644 --- a/src/MTS_IO_TelitRadio.cpp +++ b/src/MTS_IO_TelitRadio.cpp @@ -24,8 +24,14 @@ #include <mts/MTS_Thread.h> #include <mts/MTS_Text.h> +#include <unistd.h> + using namespace MTS::IO; +const size_t TelitRadio::FILE_CHUNK_SIZE = 1024; +const std::string TelitRadio::CMD_ABORT_UPLOAD = "+++"; + + TelitRadio::TelitRadio(const std::string& sName, const std::string& sRadioPort) : CellularRadio(sName, sRadioPort) { @@ -730,3 +736,311 @@ ICellularRadio::CODE TelitRadio::setCellularMode(CELLULAR_MODES networks) { } return SUCCESS; } + +ICellularRadio::CODE TelitRadio::updateFumoLocal(int fd, ICellularRadio::UpdateCb& stepCb) { + CODE rc = FAILURE; + + rc = fumoLocalInject(fd, stepCb); + if (rc != SUCCESS) { + return rc; + } + + rc = fumoLocalApply(stepCb); + + return rc; +} + +ICellularRadio::CODE TelitRadio::fumoLocalInject(int fd, ICellularRadio::UpdateCb& stepCb) { + CODE rc = FAILURE; + FOTA_GROUP group = getFotaGroup(); + + do { + callNextStep(stepCb, "FUMO Info: downloading the firmware"); + + if ((group == VALUE_GROUP_A) || (group == VALUE_GROUP_B) || (group == VALUE_GROUP_D)) { + rc = fumoWriteGroupsABD(fd, stepCb); + if (rc != SUCCESS) { + printError("Failed to inject the delta file."); + callNextStep(stepCb, "FUMO Error: failed to download the firmware file"); + break; + } + } else if (group == VALUE_GROUP_C) { + //TODO Not Implemented TelitRadio::fumoWriteGroupC + printError("Failed to inject the delta file."); + callNextStep(stepCb, "FUMO Error: not implemented"); + rc = NOT_APPLICABLE; + break; + } else { + printError("Delta firmware upgrade is not supported for this type of radio modem"); + callNextStep(stepCb, "FUMO Error: delta firmware upgrade is not supported for this type of radio modem"); + rc = NOT_APPLICABLE; + break; + } + + callNextStep(stepCb, "FUMO Info: firmware downloaded successfully"); + + } while (false); + + return rc; +} + +ICellularRadio::CODE TelitRadio::fumoLocalApply(ICellularRadio::UpdateCb& stepCb) { + ICellularRadio::CODE rc; + std::string sCmd; + FOTA_GROUP group = getFotaGroup(); + + rc = getTelitFirmware(m_sTelitFirmware); + if (rc != SUCCESS) { + callNextStep(stepCb, "FUMO Error: Failed to obtain current firmware version"); + return rc; + } + printInfo("Current firmware version: %s", m_sTelitFirmware.c_str()); + + if ((group == VALUE_GROUP_A) || (group == VALUE_GROUP_D)) { + // Send "AT#OTAUP=0,0" command to start the upgrade. OK response follows shortly. + sCmd = "AT#OTAUP=0,0"; + } else if ((group == VALUE_GROUP_B) || (group == VALUE_GROUP_C)) { + // Send "AT#OTAUP=2" command to start the upgrade. OK response follows shortly. + sCmd = "AT#OTAUP=2"; + } else { + printError("Delta firmware upgrade is not supported for this type of radio modem"); + callNextStep(stepCb, "FUMO Error: delta firmware upgrade is not supported for this type of radio modem"); + return NOT_APPLICABLE; + } + + rc = sendBasicCommand(sCmd, 10000); + + if (rc != SUCCESS) { + printError("FUMO failed, OK not received from the radio"); + callNextStep(stepCb, "FUMO Error: failed to apply the firmware"); + return rc; + } + + const uint32_t duDetachTimeout = 10000; // wait for 10 seconds for the radio to detach + + do { + printInfo("Applying the radio firmware"); + callNextStep(stepCb, "FUMO Info: applying the radio firmware"); + + // Wait for the radio to detach from the USB bus + MTS::Thread::sleep(duDetachTimeout); + + rc = fumoWaitUpgradeFinished(stepCb); + + if (rc != SUCCESS) { + break; + } + + rc = fumoCheckNewFirmware(stepCb); + + } while (false); + + + if (rc == SUCCESS) { + printInfo("Radio firmware applied successfully"); + callNextStep(stepCb, "FUMO Done: radio firmware applied successfully"); + } else { + printError("Radio firmware has not been updated"); + callNextStep(stepCb, "FUMO Error: radio firmware has not been updated"); + } + + return rc; +} + +TelitRadio::FOTA_GROUP TelitRadio::getFotaGroup() { + return VALUE_UNKNOWN; +} + +ICellularRadio::CODE TelitRadio::fumoWriteGroupsABD(int fd, ICellularRadio::UpdateCb& stepCb) { + size_t dPayloadLength; + size_t nChunks; + CODE rc; + + rc = getFileSize(fd, dPayloadLength); + if (rc != SUCCESS) { + return rc; + } + + rc = sizeToChunks(dPayloadLength, FILE_CHUNK_SIZE, nChunks); + if (rc != SUCCESS) { + return rc; + } + + printTrace("File size: %d bytes and %d chunks", dPayloadLength, nChunks); + printTrace("Starting file upload..."); + + rc = startWrite(); + if (rc != SUCCESS) { + return rc; + } + + printTrace("File upload started."); + callNextStep(stepCb, "FILE Info: Started file upload"); + + size_t nChunksPerCent = (nChunks / 100) + 1; + size_t nFragmentLength = 0; + std::array<char, FILE_CHUNK_SIZE> vBuffer; + + for (size_t iChunk = 1; iChunk < (nChunks + 1); iChunk++) { + + rc = readChunk(fd, vBuffer.data(), vBuffer.size(), nFragmentLength); + if (rc != SUCCESS) { + break; + } + + rc = sendData(vBuffer.data(), nFragmentLength); + if (rc != SUCCESS) { + break; + } + + if (stepCb && ((iChunk % nChunksPerCent) == 0)) { + size_t dPercentsCompleted = iChunk / nChunksPerCent; + callNextStep(stepCb, "FILE Info: Uploaded " + MTS::Text::format(dPercentsCompleted) + "%"); + } + } + + if (rc != SUCCESS) { + callNextStep(stepCb, "FILE Error: Upload failed due to internal error"); + } else { + callNextStep(stepCb, "FILE Info: Upload finished successfully"); + } + + // send +++ + abortWrite(); + return rc; +} + + +ICellularRadio::CODE TelitRadio::startWrite() { + const std::vector<std::string> vBailStrings{ ICellularRadio::RSP_CONNECT, ICellularRadio::RSP_ERROR }; + const int dTimeout = 1000; //ms + std::string sCommand, sResult; + + sCommand = "AT#OTAUPW"; + + sResult = sendCommand(sCommand, vBailStrings, dTimeout); + if (sResult.find(ICellularRadio::RSP_CONNECT) == std::string::npos) { + printError("Radio is not ready to accept the file: [%s]", sResult.c_str()); + return FAILURE; + } + + return SUCCESS; +} + +ICellularRadio::CODE TelitRadio::abortWrite() { + /* + * To prevent the “+++” from being mistaken for data, the following sequence should be followed: + * 1) Do not input any character within 1s or longer before inputting “+++”. + * 2) Input “+++” within 1s, and no other characters can be inputted during the time. + * 3) Do not input any character within 1s after “+++” has been inputted. + */ + sleep(1); + return sendBasicCommand(CMD_ABORT_UPLOAD, 2000, 0x00); +} + +ICellularRadio::CODE TelitRadio::getTelitFirmware(std::string& sFirmware) { + /* + * Currently, AT+CGMR command is used to determine the radio firmware version. + * + * AT+CGMR + * M0F.670006 + * + * Perhaps in the future we will use AT#SWPKGV command. + * + * AT#SWPKGV + * 25.20.676-P0F.670690 + * M0F.670006 + * P0F.670690 + * A0F.670006 + */ + + printTrace("%s| Get Telit-specific firmware version", getName().c_str()); + sFirmware = ICellularRadio::VALUE_NOT_SUPPORTED; + std::string sCmd("AT+CGMR"); + std::string sResult = sendCommand(sCmd); + size_t pos = sResult.find(ICellularRadio::RSP_OK); + if (pos == std::string::npos) { + printWarning("%s| Unable to get firmware from radio using command [%s]", getName().c_str(), sCmd.c_str()); + return FAILURE; + } + + sFirmware = MTS::Text::trim(sResult.substr(0, pos)); + if(sFirmware.size() == 0) { + printWarning("%s| Unable to get firmware from radio using command [%s]", getName().c_str(), sCmd.c_str()); + return FAILURE; + } + + return SUCCESS; +} + +ICellularRadio::CODE TelitRadio::fumoWaitUpgradeFinished(ICellularRadio::UpdateCb& stepCb) { + const uint32_t duAttachTimeout = 300000; // wait for 300 seconds for the radio to attach + const uint32_t duUrcTimeout = 60 * 1000; // wait for 1 minutes for the next URC message + const std::string sFotaUrcPrefix = "#OTAEV:"; // prefix for the URC notification messages + const std::string sFotaUrcEndSuccess = "Module Upgraded To New Fw"; + const std::string sFotaUrcEndFailed = "OTA Fw Upgrade Failed"; + const std::vector<std::string> vFotaBailStrings{ sFotaUrcPrefix }; + + CODE rc = FAILURE; + std::string sResponse; + + // It's now detached. Try to reconnect + if (!resetConnection(duAttachTimeout)) { + printError("Can't connect to the radio in %d ms", (duAttachTimeout)); + callNextStep(stepCb, "FUMO Error: unable to obtain radio after reset"); + return ERROR; + } + + while (true) { + + sResponse = sendCommand("", vFotaBailStrings, duUrcTimeout, 0x00); + printTrace("Radio response: [%s]", sResponse.c_str()); + + if (sResponse.find(sFotaUrcPrefix) == std::string::npos) { + printError("No URC messages from the radio in %d ms", duUrcTimeout); + callNextStep(stepCb, "FUMO Error: timeout, radio is not responding"); + rc = ERROR; + break; + } + + if (sResponse.find(sFotaUrcEndSuccess) != std::string::npos) { + printTrace("Radio module upgraded to new firmware"); + callNextStep(stepCb, "FUMO Info: radio module upgraded to new firmware"); + rc = SUCCESS; + break; + } + + if (sResponse.find(sFotaUrcEndFailed) != std::string::npos) { + printTrace("Radio module firmware upgrade failed"); + callNextStep(stepCb, "FUMO Error: firmware upgrade failed"); + rc = ERROR; + break; + } + + } + + return rc; +} + +ICellularRadio::CODE TelitRadio::fumoCheckNewFirmware(ICellularRadio::UpdateCb& stepCb) { + CODE rc = SUCCESS; + std::string sTelitFirmware; + + rc = getTelitFirmware(sTelitFirmware); + + if (rc != SUCCESS) { + callNextStep(stepCb, "FUMO Error: Failed to obtain current firmware version"); + return rc; + } + + printInfo("Firmware version before the upgrade: %s", m_sTelitFirmware.c_str()); + printInfo("Current firmware version: %s", sTelitFirmware.c_str()); + + if (sTelitFirmware == m_sTelitFirmware) { + // Radio will not reset anymore, firmware version left the same, not updated + printError("Radio firmware version not changed after upgrade"); + rc = FAILURE; + } + + return rc; +} |