187 lines
5.5 KiB
C++
187 lines
5.5 KiB
C++
/*
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; Project: Open Vehicle Monitor System
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; Date: 14th March 2017
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;
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; Changes:
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; 1.0 Initial release
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;
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; (C) 2011 Michael Stegen / Stegen Electronics
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; (C) 2011-2017 Mark Webb-Johnson
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; (C) 2011 Sonny Chen @ EPRO/DX
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;
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; Permission is hereby granted, free of charge, to any person obtaining a copy
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; of this software and associated documentation files (the "Software"), to deal
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; in the Software without restriction, including without limitation the rights
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; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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; copies of the Software, and to permit persons to whom the Software is
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; furnished to do so, subject to the following conditions:
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;
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; The above copyright notice and this permission notice shall be included in
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; all copies or substantial portions of the Software.
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;
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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; THE SOFTWARE.
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*/
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#include "ovms_log.h"
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static const char *TAG = "cellular-modem-auto";
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#include <string.h>
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#include "ovms_cellular.h"
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#include "ovms_peripherals.h"
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#include "ovms_config.h"
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////////////////////////////////////////////////////////////////////////////////
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// The virtual modem driver.
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// This base implementation simply provides defaults and enough to identify
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// the actual modem model number. Once the model has been identified, the
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// driver will be switched to a specific version.
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const char model[] = "auto";
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const char name[] = "Auto-detect modem (used for identification purposes only)";
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class autoInit
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{
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public: autoInit();
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} MyAutoInit __attribute__ ((init_priority (4650)));
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autoInit::autoInit()
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{
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ESP_LOGI(TAG, "Registering auto-detect modem driver (4650)");
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MyCellularModemFactory.RegisterCellularModemDriver<modemdriver>(model,name);
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}
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modemdriver::modemdriver()
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{
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m_modem = MyPeripherals->m_cellular_modem;
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m_powercyclefactor = 0;
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m_statuspoller_step = 0;
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}
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modemdriver::~modemdriver()
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{
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};
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const char* modemdriver::GetModel()
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{
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return model;
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}
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const char* modemdriver::GetName()
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{
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return name;
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}
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void modemdriver::Restart()
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{
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ESP_LOGI(TAG, "Restart");
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if (MyConfig.GetParamValueBool("auto", "modem", false))
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m_modem->SendSetState1((m_modem->GetState1() != modem::PoweredOff) ? modem::PowerOffOn : modem::PoweringOn);
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else
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m_modem->SendSetState1(modem::PoweringOff);
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}
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void modemdriver::PowerOff()
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{
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PowerSleep(false);
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#ifdef CONFIG_OVMS_COMP_MAX7317
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_PWR, 0); // Modem EN/PWR line low
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#endif // #ifdef CONFIG_OVMS_COMP_MAX7317
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}
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void modemdriver::PowerCycle()
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{
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unsigned int psd = 2000 * (++m_powercyclefactor);
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m_powercyclefactor = m_powercyclefactor % 3;
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ESP_LOGI(TAG, "Power Cycle %dms", psd);
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uart_wait_tx_done(m_modem->m_uartnum, portMAX_DELAY);
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uart_flush(m_modem->m_uartnum); // Flush the ring buffer, to try to address MUX start issues
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#ifdef CONFIG_OVMS_COMP_MAX7317
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_PWR, 0); // Modem EN/PWR line low
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_PWR, 1); // Modem EN/PWR line high
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vTaskDelay(psd / portTICK_PERIOD_MS);
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_PWR, 0); // Modem EN/PWR line low
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#endif // #ifdef CONFIG_OVMS_COMP_MAX7317
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}
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void modemdriver::PowerSleep(bool onoff)
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{
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#ifdef CONFIG_OVMS_COMP_MAX7317
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if (onoff)
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_DTR, 1);
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else
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MyPeripherals->m_max7317->Output(MODEM_EGPIO_DTR, 0);
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#endif // #ifdef CONFIG_OVMS_COMP_MAX7317
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}
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int modemdriver::GetMuxChannels() { return 4; }
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int modemdriver::GetMuxChannelCTRL() { return 0; }
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int modemdriver::GetMuxChannelNMEA() { return 1; }
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int modemdriver::GetMuxChannelDATA() { return 2; }
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int modemdriver::GetMuxChannelPOLL() { return 3; }
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int modemdriver::GetMuxChannelCMD() { return 4; }
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void modemdriver::StartupNMEA()
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{
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// Switch on GPS, subscribe to NMEA sentences…
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// 2 = $..RMC -- UTC time & date
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// 64 = $..GNS -- Position & fix data
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if (m_modem->m_mux != NULL)
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{ m_modem->muxtx(GetMuxChannelCMD(), "AT+CGPSNMEA=66;+CGPS=1,1\r\n"); }
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else
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{ ESP_LOGE(TAG, "Attempt to transmit on non running mux"); }
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}
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void modemdriver::ShutdownNMEA()
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{
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// Switch off GPS:
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if (m_modem->m_mux != NULL)
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{
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// send single commands, as each can fail:
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m_modem->muxtx(GetMuxChannelCMD(), "AT+CGPSNMEA=0\r\n");
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vTaskDelay(pdMS_TO_TICKS(100));
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m_modem->muxtx(GetMuxChannelCMD(), "AT+CGPS=0\r\n");
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}
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else
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{ ESP_LOGE(TAG, "Attempt to transmit on non running mux"); }
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}
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void modemdriver::StatusPoller()
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{
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if (m_modem->m_mux != NULL)
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{ m_modem->muxtx(GetMuxChannelPOLL(), "AT+CREG?;+CCLK?;+CSQ;+COPS?\r\n"); }
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}
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bool modemdriver::State1Leave(modem::modem_state1_t oldstate)
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{
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m_statuspoller_step = 0;
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return false;
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}
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bool modemdriver::State1Enter(modem::modem_state1_t newstate)
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{
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m_statuspoller_step = 0;
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return false;
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}
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modem::modem_state1_t modemdriver::State1Activity(modem::modem_state1_t curstate)
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{
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return curstate;
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}
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modem::modem_state1_t modemdriver::State1Ticker1(modem::modem_state1_t curstate)
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{
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if (m_statuspoller_step > 0)
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{
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StatusPoller();
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}
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return curstate;
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}
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