/devices/PowerManagement/main.cpp - Annotate - AMiRo-OS - Research for Cognitive Interaction

amiro-os / devices / PowerManagement / main.cpp @ 726fdc72

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-fe0e0b
+#ifndef IN_CCM
 /*
  * @brief Makro to store data in the core coupled memory (ccm).
  *        Example:
  *        int compute_buffer[128] IN_CCM;
+ *
  * @note The ccm is not connected to any bus system.
  */
 #define IN_CCM  __attribute__((section(".ccm"))) __attribute__((aligned(4)))
 #endif
 #ifndef IN_ETH
 /*
  * @brief Makro to store data in the ethernet memory (eth).
  *        Example:
  *        int dma_buffer[128] IN_ETH;
+ *
  * @note The eth is a dedicated memory block with its own DMA controller.
  */
 #define IN_ETH  __attribute__((section(".eth"))) __attribute__((aligned(4)))
 #endif
 #define BL_CALLBACK_TABLE_ADDR  (0x08000000 + 0x01C0)
 #define BL_MAGIC_NUMBER         ((uint32_t)0xFF669900u)
 #define SHUTDOWN_NONE             0
 #define SHUTDOWN_TRANSPORTATION   1
 #define SHUTDOWN_DEEPSLEEP        2
 #define SHUTDOWN_HIBERNATE        3
 #define SHUTDOWN_RESTART          4
 #define SHUTDOWN_HANDLE_REQUEST   5
 #include <ch.hpp>
 #include <shell.h>
 #include <chprintf.h>
 #include <wakeup.h>
 #include <cstdlib>
 #include <cstring>
 #include <amiro/util/util.h>
 #include <global.hpp>
 #include <exti.hpp>
 using namespace amiro;
 using namespace constants::PowerManagement;
 Global global;
-            10687985
+struct blVersion_t {
   const uint8_t identifier;
   const uint8_t major;
   const uint8_t minor;
   const uint8_t patch;
 } __attribute__((packed));
-fe0e0b
+void shutdownTimeoutISR(void *arg) {
   (void) arg;
+}
 void systemStop() {
 //  VirtualTimer shutdownTimeout;
   uint8_t i;
   // tell all boards that it's time to shut down
   global.robot.broadcastShutdown();
   global.userThread.requestTerminate();
   global.userThread.wait();
   // kill bluetooth
   boardBluetoothSetState(0);
   global.adc1_vsys.requestTerminate();
   global.adc1_vsys.wait();
   for (i = 0; i < global.vcnl4020.size(); ++i) {
     global.vcnl4020[i].requestTerminate();
     global.vcnl4020[i].wait();
+  }
   for (i = 0; i < global.bq27500.size(); ++i) {
     global.bq27500[i].requestTerminate();
     global.bq27500[i].wait();
+  }
   for (i = 0; i < global.ina219.size(); ++i) {
     global.ina219[i].requestTerminate();
     global.ina219[i].wait();
+  }
 //  boardWriteIoPower(0);
   global.mpr121.configure(&global.mpr121_stdby_config);
   /* cannot shut down touch, b/c we need it to
    * clear any interrupt, so WKUP is not blocked
    */
   // stop I²C
   for (i = 0; i < global.V_I2C1.size(); ++i)
     global.V_I2C1[i].stop();
   for (i = 0; i < global.V_I2C2.size(); ++i)
     global.V_I2C2[i].stop();
   global.mpr121.requestTerminate();
   global.mpr121.wait();
   global.HW_I2C2.stop();
   global.HW_I2C1.stop();
   // stop all threads
   global.robot.terminate();
 //  // 60 sec timeout
 //  palWritePad(GPIOC, GPIOC_SYS_INT_N, PAL_HIGH);
 //  chVTSet(&shutdownTimeout, MS2ST(60000), shutdownTimeoutISR, NULL);
 //  // wait for all boards to release SYS_INT_N
 //  while (palReadPad(GPIOC, GPIOC_SYS_INT_N)!=PAL_HIGH && chVTIsArmedI(&shutdownTimeout)) {
 //    BaseThread::sleep(MS2ST(1)); /* must sleep for VT, else it will never fire */
 //  }
 //  chVTReset(&shutdownTimeout);
 //  chprintf((BaseSequentialStream*) &SD1, "Stop\n");
 //  boardWriteSystemPower(0);
 //  boardWriteLed(1);
 //  boardStop(0x00, 0x00);
 //  /*
 //   * HSI-PLL domain now.
 //   */
 //  //chprintf((BaseSequentialStream*) &SD1, "After Stop\n");
 //  boardWriteLed(1);
 //  while (true)
 //    BaseThread::sleep(MS2ST(250));
   return;
+}
 void systemShutdown() {
   VirtualTimer shutdownTimeout;
   uint8_t i;
   // tell all boards that it's time to shut down
   global.robot.broadcastShutdown();
   // wait a little to make sure all boards got the message and had time to pull their SYS_PD_N pins down
   BaseThread::sleep(MS2ST(500));
   // stop the user thread
   global.userThread.requestTerminate();
   global.userThread.wait();
   // kill bluetooth
   boardBluetoothSetState(0);
   // stop all threads
   global.robot.terminate();
   global.adc1_vsys.requestTerminate();
   global.adc1_vsys.wait();
   for (i = 0; i < global.vcnl4020.size(); ++i) {
     global.vcnl4020[i].requestTerminate();
     global.vcnl4020[i].wait();
+  }
   for (i = 0; i < global.bq27500.size(); ++i) {
     global.bq27500[i].requestTerminate();
     global.bq27500[i].wait();
+  }
   for (i = 0; i < global.ina219.size(); ++i) {
     global.ina219[i].requestTerminate();
     global.ina219[i].wait();
+  }
   // 60 sec timeout
   chVTSet(&shutdownTimeout, MS2ST(60000), shutdownTimeoutISR, NULL);
   // wait for all boards to release SYS_PD_N
   while (!palReadPad(GPIOC, GPIOC_SYS_PD_N) && chVTIsArmedI(&shutdownTimeout))
     BaseThread::sleep(MS2ST(1)); /* must sleep for VT, else it will never fire */
   chVTReset(&shutdownTimeout);
   boardWriteIoPower(0);
   global.mpr121.configure(&global.mpr121_stdby_config);
   /* cannot shut down touch, b/c we need it to
    * clear any interrupt, so WKUP is not blocked
    */
   // stop I²C
   for (i = 0; i < global.V_I2C1.size(); ++i)
     global.V_I2C1[i].stop();
   for (i = 0; i < global.V_I2C2.size(); ++i)
     global.V_I2C2[i].stop();
   boardWriteSystemPower(0);
   boardStandby();
+}
 void boardPeripheryCheck(BaseSequentialStream *chp) {
 #ifndef AMIRO_NSELFTEST
   chprintf(chp, "\nCHECK: START\n");
   msg_t result = 0;
     // Check the proximitysensors
   for (uint8_t i = 0; i < global.vcnl4020.size(); i++) {
     result = global.vcnl4020[i].getCheck();
     if (result == global.vcnl4020[i].CHECK_OK)
       chprintf(chp, "VCNL4020: %d OK\n", i);
     else
       chprintf(chp, "VCNL4020: %d FAIL\n", i);
+  }
   chprintf(chp, "----------------------------------------\n");
   // check the PowerPath controller
   chprintf(chp, "\n");
   if (global.ltc4412.isPluggedIn())
     chprintf(chp, "LTC4412: plugged in\n");
   else
     chprintf(chp, "LTC4412: not plugged in\n");
   chprintf(chp, "----------------------------------------\n");
   // Check the eeprom
   result = global.memory.getCheck();
   if ( result != global.memory.OK)
     chprintf(chp, "Memory Structure: FAIL\n");
   else
     chprintf(chp, "Memory Structure: OK\n");
   chprintf(chp, "----------------------------------------\n");
   // Check the power monitors
   INA219::BusVoltage bus_voltage;
   chprintf(chp, "\n");
   chprintf(chp, "INA219:\n");
   chprintf(chp, "\tVDD (3.3V):\n");
   uint8_t result_ina219_vdd = global.ina219[INA_VDD].selftest();
   chprintf(chp, "->\t");
   if (result_ina219_vdd == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_ina219_vdd != INA219::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result_ina219_vdd);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n\n");
   chprintf(chp, "\tVIO1.8:\n");
   uint8_t result_ina219_vio18 = global.ina219[INA_VIO18].selftest();
   chprintf(chp, "->\t");
   if (result_ina219_vio18 == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_ina219_vio18 != INA219::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result_ina219_vio18);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n\n");
   chprintf(chp, "\tVIO3.3:\n");
   uint8_t result_ina219_vio33 = global.ina219[INA_VIO33].selftest();
   chprintf(chp, "->\t");
   if (result_ina219_vio33 == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_ina219_vio33 != INA219::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result_ina219_vio33);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n\n");
   chprintf(chp, "\tVIO4.2:\n");
   uint8_t result_ina219_vio42 = global.ina219[INA_VIO42].selftest();
   chprintf(chp, "->\t");
   if (result_ina219_vio42 == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_ina219_vio42 != INA219::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result_ina219_vio42);
   else
     chprintf(chp, "OK");
   bus_voltage = global.ina219[INA_VIO42].readBusVoltage();
   chprintf(chp, "\n\n");
   chprintf(chp, "\tVIO5.0:\n");
   uint8_t result_ina219_vio50 = global.ina219[INA_VIO50].selftest();
   chprintf(chp, "->\t");
   if (result_ina219_vio50 == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_ina219_vio50 != INA219::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result_ina219_vio50);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n\n");
   result = result_ina219_vdd | result_ina219_vio18 | result_ina219_vio33 | result_ina219_vio42 | result_ina219_vio50;
   if (result == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "->\tINA219: not implemented\n");
   else
     chprintf(chp, "->\tINA219: %s\n", (result != INA219::Driver::ST_OK)? "FAIL" : "OK");
   chprintf(chp, "----------------------------------------\n");
   // check the fuel gauges
   chprintf(chp, "\n");
   chprintf(chp, "BQ27500:\n");
   chprintf(chp, "\tP7:\n");
   msg_t result_bq27500_p7 = global.bq27500[BAT_P7].selftest();
   chprintf(chp, "->\tP7: ");
   if (result == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_bq27500_p7 == BQ27500::Driver::ST_ABORT_NO_BAT)
     chprintf(chp, "ABORT (no battery detected)");
   else if (result_bq27500_p7 != BQ27500::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n\n");
   chprintf(chp, "\tP8:\n");
   msg_t result_bq27500_p8 = global.bq27500[BAT_P8].selftest();
   chprintf(chp, "->\tP8: ");
   if (result == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "not implemented");
   else if (result_bq27500_p8 == BQ27500::Driver::ST_ABORT_NO_BAT)
       chprintf(chp, "ABORT (no battery detected)");
   else if (result_bq27500_p8 != BQ27500::Driver::ST_OK)
     chprintf(chp, "FAIL (error code 0x%02X)", result);
   else
     chprintf(chp, "OK");
   chprintf(chp, "\n");
   result = result_bq27500_p7 | result_bq27500_p8;
   if (result == BaseSensor<>::NOT_IMPLEMENTED)
     chprintf(chp, "\n->\tBQ27500: not implemented\n");
   else
     chprintf(chp, "\n->\tBQ27500: %s\n", (result != BQ27500::Driver::ST_OK)? "FAIL" : "OK");
   chprintf(chp, "----------------------------------------\n");
   // check the chargers
   chprintf(chp, "\n");
   chprintf(chp, "BQ24103A:\n");
   if (!global.ltc4412.isPluggedIn())
     chprintf(chp, "This test is skipped. Rerun when plugged in.\n");
   else {
     bool status1, status2, status3;
     chprintf(chp, "\tP7:\n");
     bool status_p7 = global.bq27500[BAT_P7].isBatteryGood();
     chprintf(chp, "Battery good: %s\n", (status_p7? "yes" : "no"));
     if (!status_p7) {
       chprintf(chp, "-> Rerun test with (another) battery!\n");
       status_p7 = true;
     } else {
       status1 = global.bq24103a[BAT_P7]->isCharging();
       chprintf(chp, "status:%scharging\n", (status1? " " : " not "));
       chprintf(chp, "%sabling charger...\n", (status1? "dis" : "en"));
       global.bq24103a[BAT_P7]->enable(!status1);
       BaseThread::sleep(MS2ST(1500));
       status2 = global.bq24103a[BAT_P7]->isCharging();
       chprintf(chp, "status:%scharging\n", (status2? " " : " not "));
       chprintf(chp, "%sabling charger...\n", (!status1? "dis" : "en"));
       global.bq24103a[BAT_P7]->enable(status1);
       BaseThread::sleep(MS2ST(1500));
       status3 = global.bq24103a[BAT_P7]->isCharging();
       chprintf(chp, "status:%scharging\n", (status3? " " : " not "));
       status_p7 = status2 != status1 && status3 == status1;
       chprintf(chp, "->\t");
       if (status_p7) {
         chprintf(chp, "OK");
       } else {
         chprintf(chp, "FAIL");
+      }
       chprintf(chp, "\n");
+    }
     chprintf(chp, "\n");
     chprintf(chp, "\tP8:\n");
     bool status_p8 = global.bq27500[BAT_P8].isBatteryGood();
     chprintf(chp, "Battery good: %s\n", (status_p8? "yes" : "no"));
     if (!status_p8) {
       chprintf(chp, "-> Rerun test with (another) battery!\n");
       status_p8 = true;
     } else {
       status1 = global.bq24103a[BAT_P8]->isCharging();
       chprintf(chp, "status:%scharging\n", (status1? " " : " not "));
       chprintf(chp, "%sabling charger...\n", (status1? "dis" : "en"));
       global.bq24103a[BAT_P8]->enable(!status1);
       BaseThread::sleep(MS2ST(1500));
       status2 = global.bq24103a[BAT_P8]->isCharging();
       chprintf(chp, "status:%scharging\n", (status2? " " : " not "));
       chprintf(chp, "%sabling charger...\n", (!status1? "dis" : "en"));
       global.bq24103a[BAT_P8]->enable(status1);
       BaseThread::sleep(MS2ST(1500));
       status3 = global.bq24103a[BAT_P8]->isCharging();
       chprintf(chp, "status:%scharging\n", (status3? " " : "not "));
       status_p8 = status2 != status1 && status3 == status1;
       chprintf(chp, "->\t");
       if (status_p8)
         chprintf(chp, "OK");
       else
         chprintf(chp, "FAIL");
       chprintf(chp, "\n");
+    }
     chprintf(chp, "\n");
     chprintf(chp, "->\tBQ24103A: ");
     if (status_p7 && status_p8)
       chprintf(chp, "OK");
     else
       chprintf(chp, "FAIL");
     chprintf(chp, "\n");
+  }
   chprintf(chp, "----------------------------------------\n");
   // check Bluetooth (TODO: move this check to driver)
   chprintf(chp, "\n");
   chprintf(chp, "WT12-A-AI:\n");
   chprintf(chp, "testing for MUX mode:\t");
   if (global.wt12.bluetoothIsMuxMode()) {
     chprintf(chp, "PASSED\n");
   } else {
     chprintf(chp, "FAILED -> setting MUX mode now\n");
     /* initialise the WT-12 bluetooth chip on AMIRO (Please, run this processes once) */
     global.wt12.bluetoothSendCommand("SET BT AUTH *");
     global.wt12.bluetoothSendCommand("SET BT PAIR *");
     global.wt12.bluetoothSendCommand("SET BT SSP 3 0");
     global.wt12.bluetoothEnableMux();
     global.wt12.bluetoothReset();
+  }
   global.wt12.bluetoothSendCommand("TEMP");
   global.wt12.bluetoothSendCommand("SET");
   chprintf(chp, "----------------------------------------\n");
   // check the buzzer
   chprintf(chp, "\n");
   chprintf(chp, "PKLCS1212E4001:\n");
   chprintf(chp, "you should hear the buzzer for one second...\n");
   pwmEnableChannel(&PWMD3, 1, 50);
   BaseThread::sleep(MS2ST(1000));
   pwmDisableChannel(&PWMD3, 1);
   chprintf(chp, "----------------------------------------\n");
   chprintf(chp, "CHECK: FINISH\n");
 #endif
   return;
+}
 void shellRequestShutdown(BaseSequentialStream* chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestShutdown\n");
   /* if no argument was given, print some help text */
   if (argc == 0 || strcmp(argv[0],"help") == 0) {
     chprintf(chp, "\tUSAGE:\n");
     chprintf(chp, "> shutdown <type>\n");
     chprintf(chp, "\n");
     chprintf(chp, "\ttype\n");
     chprintf(chp, "The type of shutdown to perform.\n");
     chprintf(chp, "Choose one of the following types:\n");
     chprintf(chp, "  transportation - Ultra low-power mode with all wakeups disabled.\n");
     chprintf(chp, "                   The robot can not be charged.\n");
     chprintf(chp, "  deepsleep      - Ultra low-power mode with several wakeups enabled.\n");
     chprintf(chp, "                   The robot can only be charged via the power plug.\n");
     chprintf(chp, "  hibernate      - Medium low-power mode, but with full charging capabilities.\n");
     chprintf(chp, "  restart        - Performs a system restart.\n");
     chprintf(chp, "Alternatively, you can use the shortcuts 't', 'd', 'h', and 'r' respectively.");
     chprintf(chp, "\n");
     return;
+  }
   if (strcmp(argv[0],"transportation") == 0 || strcmp(argv[0],"t") == 0) {
     shutdown_now = SHUTDOWN_TRANSPORTATION;
     chprintf(chp, "shutdown to transportation mode initialized\n");
   } else if (strcmp(argv[0],"deepsleep") == 0 || strcmp(argv[0],"d") == 0) {
     shutdown_now = SHUTDOWN_DEEPSLEEP;
     chprintf(chp, "shutdown to deepsleep mode initialized\n");
   } else if (strcmp(argv[0],"hibernate") == 0 || strcmp(argv[0],"h") == 0) {
     shutdown_now = SHUTDOWN_HIBERNATE;
     chprintf(chp, "shutdown to hibernate mode initialized\n");
   } else if (strcmp(argv[0],"restart") == 0 || strcmp(argv[0],"r") == 0) {
     chprintf(chp, "restart initialized\n");
     shutdown_now = SHUTDOWN_RESTART;
   } else {
     chprintf(chp, "ERROR: unknown argument!\n");
     shutdown_now = SHUTDOWN_NONE;
+  }
   return;
+}
 void shellRequestResetMemory(BaseSequentialStream *chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestInitMemory\n");
   msg_t res = global.memory.resetMemory();
   if ( res != global.memory.OK)
     chprintf(chp, "Memory Init: FAIL\n");
   else
     chprintf(chp, "Memory Init: OK\n");
+}
 void shellRequestGetBoardId(BaseSequentialStream *chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestGetBoardId\n");
   uint8_t id = 0xFFu;
   msg_t res = global.memory.getBoardId(&id);
   if (res != global.memory.OK)
     chprintf(chp, "Get Board ID: FAIL\n");
   else
     chprintf(chp, "Get Board ID: %u\n", id);
+}
 void shellRequestSetBoardId(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestSetBoardId\n");
   if (argc == 0) {
     chprintf(chp, "Usage: %s\n","set_board_id <idx>");
   } else {
     msg_t res = global.memory.setBoardId(atoi(argv[0]));
     if (res != global.memory.OK)
       chprintf(chp, "Set Board ID: FAIL\n");
     else
       chprintf(chp, "Set Board ID: OK\n");
+  }
+}
 void shellRequestGetMemoryData(BaseSequentialStream *chp, int argc, char *argv[]) {
   enum Type {HEX, U8, U16, U32, S8, S16, S32};
   chprintf(chp, "shellRequestReadData\n");
   if (argc < 2 || strcmp(argv[0],"help") == 0)
+  {
     chprintf(chp, "Usage: %s\n","get_memory_data <type> <start> [<count>]");
     chprintf(chp, "\n");
     chprintf(chp, "\ttype\n");
     chprintf(chp, "The data type as which to interpret the data.\n");
     chprintf(chp, "Choose one of the following types:\n");
     chprintf(chp, "  hex - one byte as hexadecimal value\n");
     chprintf(chp, "  u8  - unsigned integer (8 bit)\n");
     chprintf(chp, "  u16 - unsigned integer (16 bit)\n");
     chprintf(chp, "  u32 - unsigned integer (32 bit)\n");
     chprintf(chp, "  s8  - signed integer (8 bit)\n");
     chprintf(chp, "  s16 - signed integer (16 bit)\n");
     chprintf(chp, "  s32 - signed integer (32 bit)\n");
     chprintf(chp, "\tstart\n");
     chprintf(chp, "The first byte to read from the memory.\n");
     chprintf(chp, "\tcount [default = 1]\n");
     chprintf(chp, "The number of elements to read.\n");
     chprintf(chp, "\n");
     chprintf(chp, "\tNOTE\n");
     chprintf(chp, "Type conversions of this function might fail.\n");
     chprintf(chp, "If so, use type=hex and convert by hand.\n");
     chprintf(chp, "\n");
     return;
+  }
   uint8_t type_size = 0;
   Type type = HEX;
   if (strcmp(argv[0],"hex") == 0) {
     type_size = sizeof(unsigned char);
     type = HEX;
   } else if(strcmp(argv[0],"u8") == 0) {
     type_size = sizeof(uint8_t);
     type = U8;
   } else if(strcmp(argv[0],"u16") == 0) {
     type_size = sizeof(uint16_t);
     type = U16;
   } else if(strcmp(argv[0],"u32") == 0) {
     type_size = sizeof(uint32_t);
     type = U32;
   } else if(strcmp(argv[0],"s8") == 0) {
     type_size = sizeof(int8_t);
     type = S8;
   } else if(strcmp(argv[0],"s16") == 0) {
     type_size = sizeof(int16_t);
     type = S16;
   } else if(strcmp(argv[0],"s32") == 0) {
     type_size = sizeof(int32_t);
     type = S32;
   } else {
     chprintf(chp, "First argument invalid. Use 'get_memory_data help' for help.\n");
     return;
+  }
   unsigned int start_byte = atoi(argv[1]);
   unsigned int num_elements = 1;
   if (argc >= 3) {
     num_elements = atoi(argv[2]);
+  }
   const size_t eeprom_size = EEPROM::getsize(&global.at24c01);
   uint8_t buffer[eeprom_size];
   if (start_byte + (type_size * num_elements) > eeprom_size) {
     num_elements = (eeprom_size - start_byte) / type_size;
     chprintf(chp, "Warning: request exceeds eeprom size -> limiting to %u values.\n", num_elements);
+  }
   chFileStreamSeek((BaseFileStream*)&global.at24c01, start_byte);
   uint32_t bytes_read = chSequentialStreamRead((BaseFileStream*)&global.at24c01, buffer, type_size*num_elements);
   if (bytes_read != type_size*num_elements) {
     chprintf(chp, "Warning: %u of %u requested bytes were read.\n", bytes_read, type_size*num_elements);
+  }
   for (unsigned int i = 0; i < num_elements; ++i)
+  {
     switch (type)
+    {
       case HEX:
         chprintf(chp, "%02X ", buffer[i]);
         break;
       case U8:
         chprintf(chp, "%03u ", ((uint8_t*)buffer)[i]);
         break;
       case U16:
         chprintf(chp, "%05u ", ((uint16_t*)buffer)[i]);
         break;
       case U32:
         chprintf(chp, "%010u ", ((uint32_t*)buffer)[i]);
         break;
       case S8:
         chprintf(chp, "%+03d ", ((int8_t*)buffer)[i]);
         break;
       case S16:
         chprintf(chp, "%+05d ", ((int16_t*)buffer)[i]);
         break;
       case S32:
         chprintf(chp, "%+010d ", ((int32_t*)buffer)[i]);
         break;
       default:
         break;
+    }
+  }
   chprintf(chp, "\n");
   return;
+}
 void shellRequestSetVcnlOffset(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestSetVcnlOffset\n");
   if (argc != 2) {
     chprintf(chp, "Usage: %s\n","set_vcnl <idx> <offset>");
     return;
+  }
   uint8_t vcnlIdx = static_cast<uint8_t>(atoi(argv[0]));
   uint16_t vcnlOffset = static_cast<uint16_t>(atoi(argv[1]));
   if (vcnlIdx >= global.vcnl4020.size()) {
     chprintf((BaseSequentialStream *)&SD1, "Wrong VCNL index: Choose [0 .. %d]\n", global.vcnl4020.size()-1);
     return;
+  }
   msg_t res = global.memory.setVcnl4020Offset(vcnlOffset, vcnlIdx);
   if (res != global.memory.OK) {
     chprintf(chp, "Set Offset: FAIL\n");
   } else {
     chprintf(chp, "Set Offset: OK\n");
     global.vcnl4020[vcnlIdx].setProximityOffset(vcnlOffset);
+  }
+}
 void shellRequestResetVcnlOffset(BaseSequentialStream *chp, int argc, char *argv[]) {
   msg_t res = global.memory.OK;
   for (uint8_t idx = 0; idx < 8; ++idx) {
     msg_t r = global.memory.setVcnl4020Offset(0, idx);
     if (r == global.memory.OK) {
       global.vcnl4020[idx].setProximityOffset(0);
     } else {
       chprintf(chp, "Reset Offset %u: FAIL\n", idx);
       res = r;
+    }
+  }
   if (res == global.memory.OK) {
     chprintf(chp, "Reset Offset: DONE\n");
+  }
   return;
+}
 void shellRequestGetVcnlOffset(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestGetVcnlOffset\n");
   if (argc != 1) {
     chprintf(chp, "Usage: %s\n","get_vcnl_offset <idx>");
     return;
+  }
   uint8_t vcnlIdx = static_cast<uint8_t>(atoi(argv[0]));
   if (vcnlIdx >= global.vcnl4020.size()) {
     chprintf((BaseSequentialStream *)&SD1, "Wrong VCNL index: Choose [0 .. %d]\n", global.vcnl4020.size()-1);
     return;
+  }
   uint16_t vcnlOffset;
   msg_t res = global.memory.getVcnl4020Offset(&vcnlOffset, vcnlIdx);
   if (res != global.memory.OK) {
     chprintf(chp, "Get Offset: FAIL\n");
   } else {
     chprintf(chp, "Get Offset: OK \t Offset=%d\n", vcnlOffset);
+  }
+}
 void shellRequestCheck(BaseSequentialStream *chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestCheck\n");
   boardPeripheryCheck(chp);
+}
 void shellRequestGetVcnl(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestGetVcnl\n");
   // Print the sensor information
   if (argc != 1) {
     chprintf(chp, "Usage: %s\n","get_vcnl <rep>");
     return;
+  }
   for (int32_t rep = 0x00; rep < atoi(argv[0]); ++rep) {
     for (uint8_t idx = 0x00; idx < global.vcnl4020.size(); idx++) {
      chprintf(chp, "%d: Ambi %d\tProx raw %d\tProx scaled %d\n", idx, global.vcnl4020[idx].getAmbientLight(), global.vcnl4020[idx].getProximity(), global.vcnl4020[idx].getProximityScaledWoOffset());
+    }
     chprintf(chp, "\n\n");
     BaseThread::sleep(MS2ST(250));
+  }
+}
 void shellRequestCalib(BaseSequentialStream *chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestCalib\n");
   global.robot.calibrate();
+}
 void shellRequestGetRobotId(BaseSequentialStream *chp, int __unused argc, char __unused *argv[]) {
   chprintf(chp, "shellRequestGetRobotId\n");
   chprintf(chp, "Robot ID: %u\n", global.robot.getRobotID());
   if (global.robot.getRobotID() == 0) {
     chprintf(chp, "Warning: The ID seems to be uninitialized. Is CAN communication working correctly?\n");
+  }
+}
 void shellRequestGetSystemLoad(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestGetSystemLoad\n");
   uint8_t seconds = 1;
   if (argc >= 1) {
     seconds = atoi(argv[0]);
+  }
   chprintf(chp, "measuring CPU load for %u %s...\n", seconds, (seconds>1)? "seconds" : "second");
   const systime_t before = chThdGetTicks(chSysGetIdleThread());
   BaseThread::sleep(S2ST(seconds));
   const systime_t after = chThdGetTicks(chSysGetIdleThread());
   const float usage = 1.0f - (float(after - before) / float(seconds * CH_FREQUENCY));
   chprintf(chp, "CPU load: %3.2f%%\n", usage * 100);
   const uint32_t memory_total = 0x1C000;
   const uint32_t memory_load = memory_total - chCoreStatus();
   chprintf(chp, "RAM load: %3.2f%% (%u / %u Byte)\n", float(memory_load)/float(memory_total) * 100, memory_load, memory_total);
+}
 void shellRequestSetCharging(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestSetCharging\n");
   if (argc < 1) {
     chprintf(chp, "Usage: %s\n","set_charging <enable>");
     chprintf(chp, "\n");
     chprintf(chp, "\tenable\n");
     chprintf(chp, "Whether to enable (1) or to disable (0) the power path controller of the DiWheelDrive board.\n");
     chprintf(chp, "\n");
     return;
+  }
   const bool enable = atoi(argv[0]);
   chprintf(chp, "%s power path controller\n", enable ? "enabling" : "disabling");
   global.robot.getPowerStatus().charging_flags.content.diwheeldrive_enable_power_path = enable;
   return;
+}
 void shellRequestPrintVCNL(BaseSequentialStream *chp, int argc, char *argv[]) {
   chprintf(chp, "shellRequestPrintVCNL\n");
   if (argc < 1) {
     chprintf(chp, "Warning: no arguments specified.\n");
     chprintf(chp, "Using default values (prints one measurement).\n");
     chprintf(chp, "Type 'print_vcnl help' for help.\n");
     chprintf(chp, "----------------------------------------\n");
+  }
   if (strcmp(argv[0],"help") == 0) {
     chprintf(chp, "Usage: %s\n","print_vcnl [<seconds>] [<frequency>]");
     chprintf(chp, "\n");
     chprintf(chp, "\tseconds\n");
     chprintf(chp, "Number of seconds to print the VCNL values. (default: 1)\n");
     chprintf(chp, "\n");
     chprintf(chp, "\tfrequency\n");
     chprintf(chp, "Number prints per second. (default: 1)\n");
     return;
+  }
   const uint32_t seconds = (argc >= 1) ? atoi(argv[0]) : 1;
   const uint32_t freq = (argc >= 2) ? atoi(argv[1]) : 1;
   uint16_t ambient = 0;
   uint16_t proximity = 0;
   for (uint32_t loop = 0; loop < seconds*freq; ++loop) {
     // Print proximity and ambilight values
     for (uint8_t i = 0x00; i < global.vcnl4020.size(); ++i) {
       ambient = global.vcnl4020[i].getAmbientLight();
       proximity = global.vcnl4020[i].getProximity();
       chprintf(chp, "#%d: ambient=0x%04X\tproximity=0x%04X\n", i, ambient, proximity);
+    }
     chprintf(chp, "----------------------------------------\n");
     BaseThread::sleep(US2ST(1000000 / freq));
+  }
   return;
+}
 void shellSwitchBoardCmd(BaseSequentialStream *chp, int argc, char *argv[]) {
   if (argc != 1) {
     chprintf(chp, "Call with decimal numbers: shell_board <idx>\n");
     return;
+  }
   uint8_t boardIdx = static_cast<uint8_t>(atoi(argv[0]));
   chprintf(chp, "shellSwitchBoardCmd\n");
   global.sercanmux1.sendSwitchCmd(boardIdx);
+}
 void shellRequestGetBootloaderInfo(BaseSequentialStream* chp, int argc, char *argv[]) {
   // check the magic number
-            10687985
+  switch (*((uint32_t*)(BL_CALLBACK_TABLE_ADDR))) {
     case (('A'<<24) | ('-'<<16) | ('B'<<8) | ('L'<<0)):
       chprintf((BaseSequentialStream*) &SD1, "Bootloader %u.%u.%u\n",
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->major,
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->minor,
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->patch);
       break;
     case BL_MAGIC_NUMBER:
       chprintf((BaseSequentialStream*) &SD1, "Bootloader %u.%u.%u\n",
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))),
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))),
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))));
       break;
     default:
       chprintf((BaseSequentialStream*) &SD1, "Bootloader incompatible\n");
       break;
-fe0e0b
+            Thomas Schöpping
   return;
+}
-b0791a
+void shellRequestWiiSteering(BaseSequentialStream* chp, int argc, char *argv[]) {
   // if Wii steering is currently active, stop it
   if (global.userThread.getCurrenState() == UserThread::WII_STEERING) {
     global.userThread.setNextState(UserThread::IDLE);
+  }
   // check arguments and (try to) enable Wii steering
   else {
     // if arguments invalid
     if (argc < 1 || argc > 2 || global.userThread.setWiiAddress(argv[0]) != RDY_OK) {
       chprintf(chp, "Warning: invalid arguments\n");
       chprintf(chp, "Usage: %s\n", "wii_steering <address> [<deadzone>]");
       chprintf(chp, "\n");
       chprintf(chp, "\taddress\n");
       chprintf(chp, "bluetooth address of the Wiimote controller to pair with.\n");
       chprintf(chp, "\tdeadzone\n");
       chprintf(chp, "deadzone to set for the Wiimote controller [default = 10%%].\n");
       return;
+    }
     else {
       // set deadzone
       const float deadzone = global.userThread.setWiiDeadzone((argc == 2) ? std::atof(argv[1]) : 0.1f);
       chprintf(chp, "deadzone set to %u%%\n", (unsigned int)(deadzone * 100.0f));
       // start Wii steering behaviour
       global.userThread.setNextState(UserThread::WII_STEERING);
+    }
+  }
   return;
+}
-fe0e0b
+static const ShellCommand commands[] = {
   {"shutdown", shellRequestShutdown},
   {"check", shellRequestCheck},
   {"reset_memory", shellRequestResetMemory},
   {"get_board_id", shellRequestGetBoardId},
   {"set_board_id", shellRequestSetBoardId},
   {"get_memory_data", shellRequestGetMemoryData},
   {"get_vcnl", shellRequestGetVcnl},
   {"calib_vcnl_offset", shellRequestCalib},
   {"set_vcnl_offset", shellRequestSetVcnlOffset},
   {"reset_vcnl_offset", shellRequestResetVcnlOffset},
   {"get_vcnl_offset", shellRequestGetVcnlOffset},
   {"get_robot_id", shellRequestGetRobotId},
   {"get_system_load", shellRequestGetSystemLoad},
   {"set_charging", shellRequestSetCharging},
   {"print_vcnl", shellRequestPrintVCNL},
   {"shell_board", shellSwitchBoardCmd},
   {"get_bootloader_info", shellRequestGetBootloaderInfo},
-b0791a
+  {"wii_steering", shellRequestWiiSteering},
-fe0e0b
+  {NULL, NULL}
 };
 static const ShellConfig shell_cfg1 = {
   (BaseSequentialStream *) &global.sercanmux1,
   commands
 };
 void charger_logic() {
   /*
    * if supply connected, activate charger, else
    * deactivate charger
    */
   if (global.ltc4412.isPluggedIn()) {
     boardChargerSetState(0x03u, 1), chprintf((BaseSequentialStream*) &SD1, "Charging.\n");
   } else {
     boardChargerSetState(0x03u, 0), chprintf((BaseSequentialStream*) &SD1, "Not charging.\n");
+  }
+}
 void init_powermonitor(INA219::Driver &ina219, const float shunt_resistance_O, const float max_expected_current_A, const uint16_t current_lsb_uA)
+{
   INA219::CalibData calib_data;
   INA219::InitData init_data;
   calib_data.input.configuration.content.brng = INA219::Configuration::BRNG_16V;
   calib_data.input.configuration.content.pg = INA219::Configuration::PGA_40mV;
   calib_data.input.configuration.content.badc = INA219::Configuration::ADC_68100us;
   calib_data.input.configuration.content.sadc = INA219::Configuration::ADC_68100us;
   calib_data.input.configuration.content.mode = INA219::Configuration::MODE_ShuntBus_Continuous;
   calib_data.input.shunt_resistance_O = shunt_resistance_O;
   calib_data.input.max_expected_current_A = max_expected_current_A;
   calib_data.input.current_lsb_uA = current_lsb_uA;
   if (ina219.calibration(&calib_data) != BaseSensor<>::SUCCESS)
     chprintf((BaseSequentialStream*)&SD1, "WARNING: calibration of INA219 failed.\n");
   init_data.configuration.value = calib_data.input.configuration.value;
   init_data.calibration = calib_data.output.calibration_value;
   init_data.current_lsb_uA = calib_data.output.current_lsb_uA;
   if (ina219.init(&init_data) != BaseSensor<>::SUCCESS)
     chprintf((BaseSequentialStream*)&SD1, "WARNING: initialization of INA219 failed.\n");
   if (calib_data.input.current_lsb_uA != init_data.current_lsb_uA)
+  {
     chprintf((BaseSequentialStream*)&SD1, "NOTE: LSB for current measurement was limited when initializing INA219 (%u -> %u)", calib_data.input.current_lsb_uA, init_data.current_lsb_uA);
+  }
   return;
+}
 /*
  * Application entry point.
  */
 int main(void) {
   Thread *shelltp = NULL;
   /*
    * System initializations.
    * - HAL initialization, this also initializes the configured device drivers
    *   and performs the board-specific initializations.
    * - Kernel initialization, the main() function becomes a thread and the
    *   RTOS is active.
    */
   halInit();
   System::init();
   /*
    * TODO: detect the reason why the system was started by reading the 1st backup register of the RTC.
    *       To do that, it is probably required to extend the RTC LLD by the required methods.
    *       For further details, how to interprete the data in the backu register, please have a look at the bootloader project.
    */
   /*
    * Activates the serial driver 1 using the driver default configuration.
    */
   sdStart(&SD1, &global.sd1_config);
   chprintf((BaseSequentialStream*) &SD1, "\n");
   chprintf((BaseSequentialStream*) &SD1, BOARD_NAME " " BOARD_VERSION "\n");
-            10687985
+  switch (*((uint32_t*)(BL_CALLBACK_TABLE_ADDR))) {
     case (('A'<<24) | ('-'<<16) | ('B'<<8) | ('L'<<0)):
       chprintf((BaseSequentialStream*) &SD1, "Bootloader %u.%u.%u\n",
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->major,
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->minor,
                ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->patch);
       break;
     case BL_MAGIC_NUMBER:
       chprintf((BaseSequentialStream*) &SD1, "Bootloader %u.%u.%u\n",
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))),
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))),
                *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))));
       break;
     default:
       chprintf((BaseSequentialStream*) &SD1, "Bootloader incompatible\n");
       break;
-fe0e0b
+            Thomas Schöpping
   chprintf((BaseSequentialStream*) &SD1, "ChibiOS " CH_KERNEL_VERSION "\n");
   // make sure that the info text is completetly printed
   BaseThread::sleep(10);
 //  boardWriteSystemPower(1);
 //  boardWriteIoPower(1);
 //  boardWriteWarmRestart(0);
   global.robot.start(HIGHPRIO - 1);
   pwmStart(&PWMD3, &global.pwm3_config);
   pwmDisableChannel(&PWMD3, 1);
   adcStart(&ADCD1, NULL);
   extStart(&EXTD1, &extcfg);
-            b4885314
+  boardClearI2CBus(GPIOB_GAUGE_SCL1, GPIOB_GAUGE_SDA1);
   boardClearI2CBus(GPIOB_GAUGE_SCL2, GPIOB_GAUGE_SDA2);
-fe0e0b
+            Thomas Schöpping
   global.HW_I2C1.start(&global.i2c1_config);
   global.HW_I2C2.start(&global.i2c2_config);
-            b4885314
+  uint16_t i2c_test = 0;
   while (global.ina219[INA_VIO18].readRegister(INA219::Driver::REG_BUS_VOLTAGE, i2c_test) != RDY_OK) {
     chprintf((BaseSequentialStream*)&global.sercanmux1, "I2C #1 stalled! trying to clear the bus... (this will take 20 seconds)\n");
     boardWriteLed(1);
     boardResetBQ27500I2C(GPIOB_GAUGE_SCL2, GPIOB_GAUGE_SDA2);
     boardWriteLed(0);
+  }
   while (global.ina219[INA_VDD].readRegister(INA219::Driver::REG_BUS_VOLTAGE, i2c_test) != RDY_OK) {
     chprintf((BaseSequentialStream*)&global.sercanmux1, "I2C #2 stalled! trying to clear the bus... (this will take 20 seconds)\n");
     boardWriteLed(1);
     boardResetBQ27500I2C(GPIOB_GAUGE_SCL1, GPIOB_GAUGE_SDA1);
     boardWriteLed(0);
+  }
-fe0e0b
+  global.memory.init();
   uint8_t i = 0;
   if (global.memory.getBoardId(&i) == fileSystemIo::FileSystemIoBase::OK) {
     chprintf((BaseSequentialStream*) &SD1, "Board ID: %u\n", i);
   } else {
     chprintf((BaseSequentialStream*) &SD1, "Error reading board ID\n");
+  }
   chprintf((BaseSequentialStream*) &SD1, "\n");
   shelltp = shellCreate(&shell_cfg1, THD_WA_SIZE(1024), NORMALPRIO);
   // initialize the power monitors
   init_powermonitor(global.ina219[INA_VDD], 0.1f, 0.075f, 10);
   init_powermonitor(global.ina219[INA_VIO18], 0.01f, 1.5f, 100);
   init_powermonitor(global.ina219[INA_VIO33], 0.01f, 1.5f, 100);
   init_powermonitor(global.ina219[INA_VIO42], 0.01f, 1.5f, 100);
   init_powermonitor(global.ina219[INA_VIO50], 0.01f, 1.5f, 100);
   // start the ADC watchdog
   global.adc1_vsys.start(NORMALPRIO);
   // start the ina threads
   for (i = 0; i < global.ina219.size(); ++i)
     global.ina219[i].start(NORMALPRIO);
 //  // calibrate the fuel gauges (TODO)
 //  BQ27500::CalibData bq27500_calib_data;
 //  bq27500_p7.calibration(&bq27500_calib_data);
   // start the fuel gauge threads
   for (i = 0; i < global.bq27500.size(); ++i)
     global.bq27500[i].start(NORMALPRIO);
   // start the proximity sensor threads
   for (i = 0; i < global.vcnl4020.size(); ++i) {
     uint16_t buffer;
     global.memory.getVcnl4020Offset(&buffer,i);
     global.vcnl4020[i].setProximityOffset(buffer);
     global.vcnl4020[i].start(NORMALPRIO);
+  }
   /* Start uart port connecting bluetooth chip */
   global.wt12.bluetoothStart();
   global.mpr121.configure(&global.mpr121_run_config);
   global.mpr121.start(NORMALPRIO);
   global.userThread.start(NORMALPRIO);
   /* let the SYS_SYNC_N pin go, to signal that the initialization of the module is done */
   palWritePad(GPIOC, GPIOC_SYS_INT_N, PAL_HIGH);
   /* wait until all modules are done */
   while (palReadPad(GPIOC, GPIOC_SYS_INT_N) == PAL_LOW) {
     continue;
+  }
   while (true) {
     if (!shelltp)
       shelltp = shellCreate(&shell_cfg1, THD_WA_SIZE(1024), NORMALPRIO);
     else if (chThdTerminated(shelltp)) {
       chThdRelease(shelltp); /* Recovers memory of the previous shell. */
       shelltp = NULL; /* Triggers spawning of a new shell.      */
+    }
     // Let the LED just blink as an alive signal
     boardWriteLed(1);
     BaseThread::sleep(MS2ST(250));
     boardWriteLed(0);
     BaseThread::sleep(MS2ST(250));
     /*
      * Charger logic before shutdown logic,
      * so we don't need to call it twice.
      */
     if (pathdc_change) {
       pathdc_change = 0x00u;
 //      charger_logic();
+    }
     /*
      * Shutdown logic before user logic,
      * so user does not get hopes up and
      * prepares wheels to drive into the
      * next wall or something like that.
      */
     if (shutdown_now != SHUTDOWN_NONE) {
-            10687985
+      if ((*((uint32_t*)(BL_CALLBACK_TABLE_ADDR)) != (('A'<<24) | ('-'<<16) | ('B'<<8) | ('L'<<0))) && (*((uint32_t*)(BL_CALLBACK_TABLE_ADDR)) != BL_MAGIC_NUMBER)) {
-fe0e0b
+        chprintf((BaseSequentialStream*) &SD1, "ERROR: unable to shut down (bootloader deprecated).\n");
         shutdown_now = SHUTDOWN_NONE;
       } else {
         uint32_t blCallbackPtrAddr = BL_CALLBACK_TABLE_ADDR;
-            10687985
+        // handle bootloader version 0.2.x
         if ((*((uint32_t*)(BL_CALLBACK_TABLE_ADDR)) == BL_MAGIC_NUMBER) &&
             (*((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))) == 0 && *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (2*4))) == 2)) {
-fe0e0b
+          switch (shutdown_now) {
             case SHUTDOWN_TRANSPORTATION:
               blCallbackPtrAddr += 6 * 4;
               break;
             case SHUTDOWN_DEEPSLEEP:
               blCallbackPtrAddr += 5 * 4;
               break;
             case SHUTDOWN_HIBERNATE:
               blCallbackPtrAddr += 4 * 4;
               break;
             case SHUTDOWN_HANDLE_REQUEST:
             case SHUTDOWN_RESTART:
               blCallbackPtrAddr += 10 * 4;
               break;
             default:
               blCallbackPtrAddr = 0;
               break;
+          }
-            10687985
+            Thomas Schöpping
         // handle bootloader version 0.3.x
         else if ((*((uint32_t*)(BL_CALLBACK_TABLE_ADDR)) == BL_MAGIC_NUMBER) &&
                  (*((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (1*4))) == 0 && *((uint32_t*)(BL_CALLBACK_TABLE_ADDR + (2*4))) == 3)) {
           switch (shutdown_now) {
             case SHUTDOWN_TRANSPORTATION:
               blCallbackPtrAddr += 6 * 4;
               break;
             case SHUTDOWN_DEEPSLEEP:
               blCallbackPtrAddr += 5 * 4;
               break;
             case SHUTDOWN_HIBERNATE:
               blCallbackPtrAddr += 4 * 4;
               break;
             case SHUTDOWN_RESTART:
               blCallbackPtrAddr += 7 * 4;
               break;
             case SHUTDOWN_HANDLE_REQUEST:
               blCallbackPtrAddr += 8 * 4;
               break;
             default:
               blCallbackPtrAddr = 0;
               break;
+          }
+        }
-b1b6715
+        // handle bootloader version 1.0.x and 1.1.x
-            10687985
+        else if ((*((uint32_t*)(BL_CALLBACK_TABLE_ADDR)) == (('A'<<24) | ('-'<<16) | ('B'<<8) | ('L'<<0))) &&
-b1b6715
+                 ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->major == 1 && (((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->minor == 0 || ((blVersion_t*)(BL_CALLBACK_TABLE_ADDR + (1*4)))->minor == 1)) {
-fe0e0b
+          switch (shutdown_now) {
             case SHUTDOWN_TRANSPORTATION:
               blCallbackPtrAddr += 6 * 4;
               break;
             case SHUTDOWN_DEEPSLEEP:
               blCallbackPtrAddr += 5 * 4;
               break;
             case SHUTDOWN_HIBERNATE:
               blCallbackPtrAddr += 4 * 4;
               break;
             case SHUTDOWN_RESTART:
               blCallbackPtrAddr += 7 * 4;
               break;
             case SHUTDOWN_HANDLE_REQUEST:
               blCallbackPtrAddr += 8 * 4;
               break;
             default:
               blCallbackPtrAddr = 0;
               break;
+          }
+        }
         void (*blCallback)(void) = NULL;
-            10687985
+        if (blCallbackPtrAddr > BL_CALLBACK_TABLE_ADDR) {
-fe0e0b
+          blCallback = (void (*)(void))(*((uint32_t*)blCallbackPtrAddr));
           if (!blCallback) {
             chprintf((BaseSequentialStream*) &SD1, "ERROR: Requested shutdown not supported.\n");
             shutdown_now = SHUTDOWN_NONE;
           } else {
             chprintf((BaseSequentialStream*) &SD1, "initiating shutdown sequence...\n");
             palWritePad(GPIOC, GPIOC_SYS_INT_N, PAL_LOW);
             palWritePad(GPIOC, GPIOC_SYS_PD_N, PAL_LOW);
             chprintf((BaseSequentialStream*) &SD1, "stopping all threads and periphery...");
             systemStop();
             chprintf((BaseSequentialStream*) &SD1, "\tdone\n");
             BaseThread::sleep(MS2ST(10)); // sleep to print everything
             blCallback();
+          }
         } else {
           chprintf((BaseSequentialStream*) &SD1, "ERROR: invalid shutdown requested (%u).\n", shutdown_now);
           shutdown_now = SHUTDOWN_NONE;
+        }
+      }
 //      shutdown_now = 0x00u;
 //      if (palReadPad(GPIOC, GPIOC_PATH_DC))
 //        systemStop();
 //      else
 //        systemShutdown();
 //      //boardStop(0x00u, 0x00u);
 //      //chprintf((BaseSequentialStream*) &SD1, "Stop exit\n");
+    }
+  }
   global.HW_I2C2.stop();
   global.HW_I2C1.stop();
   return 0;
+}