AMiRo-OS

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

#include "xcpmaster.h"                                /* XCP master protocol module    */

#include "srecord.h"                                  /* S-record file handling        */

#include "timeutil.h"                                 /* time utility module           */

/****************************************************************************************

* Local data declarations

****************************************************************************************/

/** \brief Name of the serial device, such as COM4 or /dev/ttyUSB0. */

/** \brief Id of the bluetooth device, such as 01:23:45:67:89:AB. */

/** \brief Serial communication speed in bits per second. */

/** \brief Name of the S-record file. */

/* program status */

static sb_uint8 prog_state = 1;

/* id of flashing target */

/* list of program names */

static sb_char *srecordFileNames[MAX_COUNT_FLASHING_PROGRAMS];

/* list of target ids */

/* list of errors */

static sb_uint8 errors[MAX_COUNT_FLASHING_PROGRAMS];

    errorDetected = ERROR_NO;

    flashingTargetID = flashingTargetIDs[flashIdx];

    srecordFileName = srecordFileNames[flashIdx];

    if (flashProgram() == PROG_RESULT_ERROR) {

      closeSerialPort();

      openSerialPortConnect(0);

  printf("Programming will start immediately in following order:\n");

  sb_uint8 idx;

  for (idx=0; idx<countFlashingPrograms; idx++) {

  }

}

/************************************************************************************//**

** \brief     Parses the command line arguments. A fixed amount of arguments is expected.

**              SerialBoot -d[device] -b[baudrate] [s-record file]

** \param     argc Number of program parameters.

** \param     argv array to program parameter strings.

        printf("The bluetooth ID %s has not the format xx:xx:xx:xx:xx:xx\n", &argv[paramIdx][2]);

        return SB_FALSE;

      }

      strcpy(serialDeviceName, &argv[paramIdx][2]);

      paramAfound = SB_TRUE;

      comIsUart = SB_FALSE;

      }

      if (registerRTSvalue > 1 || registerRTSvalue < 0 || setValue[1] != 0x0) {

        registerRTSvalue = 0;

        return SB_FALSE;

      }

      paramRTSfound = SB_TRUE;

      srecordfound = SB_TRUE;

    }

  }

  /* verify if all parameters were found */

  if ( ( ((paramDfound == SB_FALSE) || (paramBfound == SB_FALSE)) && (paramAfound == SB_FALSE)) || (srecordfound == SB_FALSE) )

  {

      printf("\n%i ERRORs detected!\nOnly in the following %i cases SerialBoot updated the firmware:\n", detected, countFlashingPrograms-detected);

      for (errorIdx=0; errorIdx<countFlashingPrograms; errorIdx++) {

        if (errors[errorIdx] == ERROR_NO) {

        }

      }

      printf("In the following %i cases SerialBoot could not update the firmware:\n", detected);

          case ERROR_FILE:

            printf("The file %s couldn't be read!\n", srecordFileNames[errorIdx]); break;

          case ERROR_DEVICE:

          default:

            printf("Couldn't specify the error. Please check output above!\n"); break;

        }

  tSrecordLineParseResults lineParseResults;

  /* -------------------- start the firmware update procedure ------------------------ */

  /* -------------------- prepare programming session -------------------------------- */

  if (prepareProgrammingSession(&hSrecord, &fileParseResults) == PROG_RESULT_ERROR) {

    } else if (flashingTargetID == 0) {

      printf("Try to connect to device...");

    } else {

    }

  }

  /* now keep retrying until we get a response */

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

/****************************************************************************************

* Function prototypes

****************************************************************************************/

static sb_uint8 XcpMasterSendCmdSetMta(sb_uint32 address);

static sb_uint8 XcpMasterSendCmdUpload(sb_uint8 data[], sb_uint8 length);

static sb_uint8 XcpMasterSendCmdProgramStart(void);

** \return    SB_TRUE is successfull, SB_FALSE otherwise.

**

****************************************************************************************/

{

  sb_uint8 cnt;

  sb_uint8 retries = 1;

  if (flashingTargetID <= 0) {

    retries = XCP_MASTER_CONNECT_RETRIES;

  }

  /* try to connect with a finite amount of retries */

  for (cnt=0; cnt<retries; cnt++)

  {

** \return    SB_TRUE is successfull, SB_FALSE otherwise.

**

****************************************************************************************/

{

  tXcpTransportResponsePacket *responsePacketPtr;

  /* prepare the command packet */

  packetData[0] = XCP_MASTER_CMD_CONNECT;

  {

    /* cound not set packet or receive response within the specified timeout */

    return SB_FALSE;

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    /* not a valid or positive response */

    return SB_FALSE;

  }

  /* process response data */

  if ((responsePacketPtr->data[2] & 0x01) == 0)

  {

  {

    xcpMaxDto = responsePacketPtr->data[5] + (responsePacketPtr->data[4] << 8);

  }

  /* double check size configuration of the master */

  assert(XCP_MASTER_TX_MAX_DATA >= xcpMaxCto);

  assert(XCP_MASTER_RX_MAX_DATA >= xcpMaxDto);

  return SB_TRUE;

} /*** end of XcpMasterSendCmdConnect ***/

{

  sb_uint8 packetData[8];

  tXcpTransportResponsePacket *responsePacketPtr;

  /* prepare the command packet */

  packetData[0] = XCP_MASTER_CMD_SET_MTA;

  packetData[1] = 0; /* reserved */

  packetData[2] = 0; /* reserved */

  packetData[3] = 0; /* address extension not supported */

  /* set the address taking into account byte ordering */

  XcpMasterSetOrderedLong(address, &packetData[4]);

  /* send the packet */

  if (XcpTransportSendPacket(packetData, 8, XCP_MASTER_TIMEOUT_T4_MS) == SB_FALSE) //XCP_MASTER_TIMEOUT_T1_MS

  {

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (set MTA)\n");

    return SB_FALSE;

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdSetMta ***/

  sb_uint8 packetData[2];

  tXcpTransportResponsePacket *responsePacketPtr;

  sb_uint8 data_index;

  /* cannot request more data then the max rx data - 1 */

  assert(length < XCP_MASTER_RX_MAX_DATA);

  /* prepare the command packet */

  packetData[0] = XCP_MASTER_CMD_UPLOAD;

  packetData[1] = length;

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (upload)\n");

    return SB_FALSE;

  }

  /* now store the uploaded data */

  for (data_index=0; data_index<length; data_index++)

  {

    data[data_index] = responsePacketPtr->data[data_index+1];

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdUpload ***/

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (program start)\n");

    return SB_FALSE;

  }

  /* store max number of bytes the slave allows for master->slave packets during the

   * programming session

   */

  xcpMaxProgCto = responsePacketPtr->data[3];

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgramStart ***/

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    /* not a valid or positive response */

    return SB_FALSE;

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgramStart ***/

/************************************************************************************//**

**            different as in it does not require a response.

** \return    SB_TRUE is successfull, SB_FALSE otherwise.

**

//  /* still here so a response was received */

//  responsePacketPtr = XcpTransportReadResponsePacket();

//  /* check if the reponse was valid */

//  printf("response not valid\nlength: %u\nresponse: %i", responsePacketPtr->len, *(responsePacketPtr->data));

//  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

//    return SB_FALSE;

//  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgramReset ***/

  sb_uint8 packetData[XCP_MASTER_TX_MAX_DATA];

  tXcpTransportResponsePacket *responsePacketPtr;

  sb_uint8 cnt;

  /* verify that this number of bytes actually first in this command */

  assert(length <= (xcpMaxProgCto-2) && (xcpMaxProgCto <= XCP_MASTER_TX_MAX_DATA));

  /* prepare the command packet */

  packetData[0] = XCP_MASTER_CMD_PROGRAM;

  packetData[1] = length;

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (program)\n");

    return SB_FALSE;

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgram ***/

  sb_uint8 packetData[XCP_MASTER_TX_MAX_DATA];

  tXcpTransportResponsePacket *responsePacketPtr;

  sb_uint8 cnt;

  /* verify that this number of bytes actually first in this command */

  assert(xcpMaxProgCto <= XCP_MASTER_TX_MAX_DATA);

  /* prepare the command packet */

  packetData[0] = XCP_MASTER_CMD_PROGRAM_MAX;

  for (cnt=0; cnt<(xcpMaxProgCto-1); cnt++)

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (program max)\n");

    return SB_FALSE;

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgramMax ***/

  }

  /* still here so a response was received */

  responsePacketPtr = XcpTransportReadResponsePacket();

  /* check if the reponse was valid */

  if ( (responsePacketPtr->len == 0) || (responsePacketPtr->data[0] != XCP_MASTER_CMD_PID_RES) )

  {

    printf(" (program clear)\n");

    return SB_FALSE;

  }

  return SB_TRUE;

} /*** end of XcpMasterSendCmdProgramClear ***/

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

#ifndef XCPMASTER_H

****************************************************************************************/

sb_uint8 XcpMasterInit(sb_char *device, sb_uint32 baudrate, sb_uint8 comIsUart);

void     XcpMasterDeinit(void);

sb_uint8 XcpMasterDisconnect(void);

sb_uint8 XcpMasterProgramReset(void);

sb_uint8 XcpMasterStartProgrammingSession(void);

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

#ifndef BLT_CONF_H

*   C P U   D R I V E R   C O N F I G U R A T I O N

****************************************************************************************/

/* To properly initialize the baudrate clocks of the communication interface, typically

 * needed. Set these through configurables BOOT_CPU_XTAL_SPEED_KHZ and

 * BOOT_CPU_SYSTEM_SPEED_KHZ, respectively. To enable data exchange with the host that is

 * big endian mode.

 * Set BOOT_CPU_USER_PROGRAM_START_HOOK to 1 if you would like a hook function to be

 * called the moment the user program is about to be started. This could be used to

 * de-initialize application specific parts, for example to stop blinking an LED, etc.

/** \brief Frequency of the external crystal oscillator. */

#define BOOT_CPU_XTAL_SPEED_KHZ         (8000)

/** \brief Desired system speed. */

 * have to be controlled by this bootloader. Additionally the bootloader should be able

 * to send program code of user programs for other devices.

 * Make sure that one of the communication interfaces is the gateway!

/** \brief Bootloader of main device. */

#define BOOTLOADER_OF_MAIN_DEVICE       (1)

/****************************************************************************************

*   C O M M U N I C A T I O N   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

 * configurable to 1. Configurable BOOT_COM_CAN_BAUDRATE selects the communication speed

 * message identifier for sending data from the target to the host is configured with

 * BOOT_COM_CAN_TXMSG_ID. The one for receiving data from the host is configured with

 * BOOT_COM_CAN_RX_MAX_DATA, respectively. It is common for a microcontroller to have more

 * than 1 CAN controller on board. The zero-based BOOT_COM_CAN_CHANNEL_INDEX selects the

 * CAN controller channel.

 */

/** \brief Enable/disable CAN transport layer. */

#define BOOT_GATE_CAN_ENABLE            (1)

/** \brief Configure the desired CAN baudrate. */

/** \brief Configure CAN message ID target->host. */

/** \brief Configure number of bytes in the target->host CAN message. */

#define BOOT_COM_CAN_TX_MAX_DATA        (255)

/** \brief Configure CAN message ID host->target. */

/** \brief Configure number of bytes in the host->target CAN message. */

#define BOOT_COM_CAN_RX_MAX_DATA        (255)

/** \brief Select the desired CAN peripheral as a zero based index. */

#define BOOT_COM_CAN_CHANNEL_INDEX      (0)

 * configurable to 1. Configurable BOOT_COM_UART_BAUDRATE selects the communication speed

 * respectively. It is common for a microcontroller to have more than 1 UART interface

 * on board. The zero-based BOOT_COM_UART_CHANNEL_INDEX selects the UART interface.

 */

/** \brief Enable/disable UART transport layer. */

#define BOOT_COM_UART_ENABLE            (1)

/** \brief Configure the desired communication speed. */

/** \brief Configure number of bytes in the target->host data packet. */

/** \brief Configure number of bytes in the host->target data packet. */

/** \brief Select the desired UART peripheral as a zero based index. */

#define BOOT_COM_UART_CHANNEL_INDEX     (0)

/* Activate debugging with UART2 */

*   F I L E   S Y S T E M   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

/* The file system interface is selected by setting the BOOT_FILE_SYS_ENABLE configurable

 * together with one of the remote communication interfaces such as UART, CAN or USB.

 *

 * Set BOOT_FILE_LOGGING_ENABLE to 1 if you would like log messages to be created during

 * additional information on the error cause.

 *

 * Set BOOT_FILE_STARTED_HOOK_ENABLE to 1 if you would like to be informed when a new

 *

 * Set BOOT_FILE_COMPLETED_HOOK_ENABLE to 1 if you would like to be informed when a

 */

/** \brief Enable/disable support for firmware updates from a locally attached storage.*/

#define BOOT_FILE_SYS_ENABLE            (0)

/** \brief Enable/disable logging messages during firmware updates. */

#define BOOT_FILE_LOGGING_ENABLE        (1)

/** \brief Enable/disable a hook function that is called upon detection of an error. */

/** \brief Enable/disable a hook function that is called at the start of the update. */

/** \brief Enable/disable a hook function that is called at the end of the update. */

/****************************************************************************************

*   B A C K D O O R   E N T R Y   C O N F I G U R A T I O N

****************************************************************************************/

/* It is possible to implement an application specific method to force the bootloader to

 * stay active after a reset. Such a backdoor entry into the bootloader is desired in

 * reactivate the bootloader. By enabling these hook functions, the application can

 * implement the backdoor, which overrides the default backdoor entry that is programmed

 * into the bootloader. When desired for security purposes, these hook functions can

*   S E E D / K E Y   S E C U R I T Y   C O N F I G U R A T I O N

****************************************************************************************/

/* A security mechanism can be enabled in the bootloader's XCP module by setting configu-

 * During the unlock sequence, Microboot requests a seed from the bootloader, which is in

 * bootloader then verifies this key to determine if programming and erase operations are

 * permitted.

 * After enabling this feature the hook functions XcpGetSeedHook() and XcpVerifyKeyHook()

#include "AMiRo/amiroblt.h"

#include "AMiRo/helper.h"

/****************************************************************************************

* Defines

****************************************************************************************/

const blCallbackTable_t cbtable __attribute__ ((section ("_callback_table"))) = {

  .magicNumber = BL_MAGIC_NUMBER,

  .vSSSP = {BL_VERSION_ID_SSSP, SSSP_VERSION_MAJOR, SSSP_VERSION_MINOR, 0},

  .vCompiler = {BL_VERSION_ID_GCC, __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__},  // currently only GCC is supported

  .cbShutdownHibernate = blCallbackShutdownHibernate,

      uint32_t currentTime = loopStartTime;

      while (1)

      {

        /* run the bootloader task */

        BootTask();

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

#ifndef BLT_CONF_H

*   C P U   D R I V E R   C O N F I G U R A T I O N

****************************************************************************************/

/* To properly initialize the baudrate clocks of the communication interface, typically

 * needed. Set these through configurables BOOT_CPU_XTAL_SPEED_KHZ and

 * BOOT_CPU_SYSTEM_SPEED_KHZ, respectively. To enable data exchange with the host that is

 * big endian mode.

 * Set BOOT_CPU_USER_PROGRAM_START_HOOK to 1 if you would like a hook function to be

 * called the moment the user program is about to be started. This could be used to

 * de-initialize application specific parts, for example to stop blinking an LED, etc.

/** \brief Frequency of the external crystal oscillator. */

#define BOOT_CPU_XTAL_SPEED_KHZ         (8000)

/** \brief Desired system speed. */

 * have to be controlled by this bootloader. Additionally the bootloader should be able

 * to send program code of user programs for other devices.

 * Make sure that one of the communication interfaces is the gateway!

/** \brief Bootloader of main device. */

#define BOOTLOADER_OF_MAIN_DEVICE       (0)

/****************************************************************************************

*   C O M M U N I C A T I O N   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

 * configurable to 1. Configurable BOOT_COM_CAN_BAUDRATE selects the communication speed

 * message identifier for sending data from the target to the host is configured with

 * BOOT_COM_CAN_TXMSG_ID. The one for receiving data from the host is configured with

 * BOOT_COM_CAN_RX_MAX_DATA, respectively. It is common for a microcontroller to have more

 * than 1 CAN controller on board. The zero-based BOOT_COM_CAN_CHANNEL_INDEX selects the

 * CAN controller channel.

 */

/** \brief Enable/disable CAN transport layer. */

#define BOOT_COM_CAN_ENABLE             (1)

/** \brief Configure the desired CAN baudrate. */

/** \brief Configure CAN message ID target->host. */

/** \brief Configure number of bytes in the target->host CAN message. */

#define BOOT_COM_CAN_TX_MAX_DATA        (255)

/** \brief Configure CAN message ID host->target. */

/** \brief Configure number of bytes in the host->target CAN message. */

#define BOOT_COM_CAN_RX_MAX_DATA        (255)

/** \brief Select the desired CAN peripheral as a zero based index. */

#define BOOT_COM_CAN_CHANNEL_INDEX      (0)

 * configurable to 1. Configurable BOOT_COM_UART_BAUDRATE selects the communication speed

 * respectively. It is common for a microcontroller to have more than 1 UART interface

 * on board. The zero-based BOOT_COM_UART_CHANNEL_INDEX selects the UART interface.

 */

/** \brief Enable/disable UART transport layer. */

#define BOOT_COM_UART_ENABLE            (1)

/** \brief Configure the desired communication speed. */

/** \brief Configure number of bytes in the target->host data packet. */

#define BOOT_COM_UART_TX_MAX_DATA       (255)

/** \brief Configure number of bytes in the host->target data packet. */

*   F I L E   S Y S T E M   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

/* The file system interface is selected by setting the BOOT_FILE_SYS_ENABLE configurable

 * together with one of the remote communication interfaces such as UART, CAN or USB.

 *

 * Set BOOT_FILE_LOGGING_ENABLE to 1 if you would like log messages to be created during

 * additional information on the error cause.

 *

 * Set BOOT_FILE_STARTED_HOOK_ENABLE to 1 if you would like to be informed when a new

 *

 * Set BOOT_FILE_COMPLETED_HOOK_ENABLE to 1 if you would like to be informed when a

 */

/** \brief Enable/disable support for firmware updates from a locally attached storage.*/

#define BOOT_FILE_SYS_ENABLE            (0)

/** \brief Enable/disable logging messages during firmware updates. */

#define BOOT_FILE_LOGGING_ENABLE        (1)

/** \brief Enable/disable a hook function that is called upon detection of an error. */

/** \brief Enable/disable a hook function that is called at the start of the update. */

/** \brief Enable/disable a hook function that is called at the end of the update. */

/****************************************************************************************

*   B A C K D O O R   E N T R Y   C O N F I G U R A T I O N

****************************************************************************************/

/* It is possible to implement an application specific method to force the bootloader to

 * stay active after a reset. Such a backdoor entry into the bootloader is desired in

 * reactivate the bootloader. By enabling these hook functions, the application can

 * implement the backdoor, which overrides the default backdoor entry that is programmed

 * into the bootloader. When desired for security purposes, these hook functions can

*   S E E D / K E Y   S E C U R I T Y   C O N F I G U R A T I O N

****************************************************************************************/

/* A security mechanism can be enabled in the bootloader's XCP module by setting configu-

 * During the unlock sequence, Microboot requests a seed from the bootloader, which is in

 * bootloader then verifies this key to determine if programming and erase operations are

 * permitted.

 * After enabling this feature the hook functions XcpGetSeedHook() and XcpVerifyKeyHook()

#include "AMiRo/amiroblt.h"

#include "AMiRo/helper.h"

/****************************************************************************************

* Defines

****************************************************************************************/

const blCallbackTable_t cbtable __attribute__ ((section ("_callback_table"))) = {

  .magicNumber = BL_MAGIC_NUMBER,

  .vSSSP = {BL_VERSION_ID_SSSP, SSSP_VERSION_MAJOR, SSSP_VERSION_MINOR, 0},

  .vCompiler = {BL_VERSION_ID_GCC, __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__},  // currently only GCC is supported

  .cbShutdownHibernate = blCallbackShutdownHibernate,

  uint32_t currentTime = loopStartTime;

  while (1)

  {

    /* run the bootloader task */

    BootTask();

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

#ifndef BLT_CONF_H

*   C P U   D R I V E R   C O N F I G U R A T I O N

****************************************************************************************/

/* To properly initialize the baudrate clocks of the communication interface, typically

 * needed. Set these through configurables BOOT_CPU_XTAL_SPEED_KHZ and

 * BOOT_CPU_SYSTEM_SPEED_KHZ, respectively. To enable data exchange with the host that is

 * big endian mode.

 * Set BOOT_CPU_USER_PROGRAM_START_HOOK to 1 if you would like a hook function to be

 * called the moment the user program is about to be started. This could be used to

 * de-initialize application specific parts, for example to stop blinking an LED, etc.

/** \brief Frequency of the external crystal oscillator. */

#define BOOT_CPU_XTAL_SPEED_KHZ          (8000)

/** \brief Desired system speed. */

 * have to be controlled by this bootloader. Additionally the bootloader should be able

 * to send program code of user programs for other devices.

 * Make sure that one of the communication interfaces is the gateway!

/** \brief Bootloader of main device. */

#define BOOTLOADER_OF_MAIN_DEVICE       (1)

/****************************************************************************************

*   C O M M U N I C A T I O N   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

 * configurable to 1. Configurable BOOT_COM_CAN_BAUDRATE selects the communication speed

 * message identifier for sending data from the target to the host is configured with

 * BOOT_COM_CAN_TXMSG_ID. The one for receiving data from the host is configured with

 * BOOT_COM_CAN_RX_MAX_DATA, respectively. It is common for a microcontroller to have more

 * than 1 CAN controller on board. The zero-based BOOT_COM_CAN_CHANNEL_INDEX selects the

 * CAN controller channel.

 */

/** \brief Enable/disable CAN transport layer. */

#define BOOT_GATE_CAN_ENABLE            (1)

/** \brief Configure the desired CAN baudrate. */

/** \brief Configure CAN message ID target->host. */

#define BOOT_COM_CAN_TX_MSG_ID          (0x700)

/** \brief Configure number of bytes in the target->host CAN message. */

#define BOOT_COM_CAN_RX_MAX_DATA        (255)

/** \brief Select the desired CAN peripheral as a zero based index. */

#define BOOT_COM_CAN_CHANNEL_INDEX      (0)

 * configurable to 1. Configurable BOOT_COM_UART_BAUDRATE selects the communication speed

 * respectively. It is common for a microcontroller to have more than 1 UART interface

 * on board. The zero-based BOOT_COM_UART_CHANNEL_INDEX selects the UART interface.

 */

/** \brief Enable/disable UART transport layer. */

#define BOOT_COM_UART_ENABLE            (1)

/* The NET communication interface for firmware updates via TCP/IP is selected by setting

 * with the macros BOOT_COM_NET_IPADDRx. The default netmask is configued with the macros

 * BOOT_COM_NET_NETMASKx. The default gateway is configured with the macros

 * BOOT_COM_NET_GATEWAYx. The bootloader acts and a TCP/IP server. The port the server

 *         to be set. This allows a dynamic override of the BOOT_COM_NET_NETMASKx values.

 */

#define BOOT_COM_NET_NETMASK_HOOK_ENABLE (0)

 *         values.

 */

#define BOOT_COM_NET_GATEWAY_HOOK_ENABLE (0)

#if (BOOT_COM_NET_ENABLE > 0)

/* Override the default time that the backdoor is open if firmware updates via TCP/IP

 * are supported. in this case a reactivation of the bootloader results in a re-

 * when connected to the network via a router this can take several seconds. feel free to

 * time is that the starting of the user program will also be delayed for this time.

 *

 * Microboot settings. if connecting via a router the uncheck this checkbox.

 */

#define BACKDOOR_ENTRY_TIMEOUT_MS  (10000)

*   F I L E   S Y S T E M   I N T E R F A C E   C O N F I G U R A T I O N

****************************************************************************************/

/* The file system interface is selected by setting the BOOT_FILE_SYS_ENABLE configurable

 * together with one of the remote communication interfaces such as UART, CAN or USB.

 *

 * Set BOOT_FILE_LOGGING_ENABLE to 1 if you would like log messages to be created during

 * additional information on the error cause.

 *

 * Set BOOT_FILE_STARTED_HOOK_ENABLE to 1 if you would like to be informed when a new

 *

 * Set BOOT_FILE_COMPLETED_HOOK_ENABLE to 1 if you would like to be informed when a

 */

/** \brief Enable/disable support for firmware updates from a locally attached storage.*/

#define BOOT_FILE_SYS_ENABLE            (0)

/** \brief Enable/disable logging messages during firmware updates. */

#define BOOT_FILE_LOGGING_ENABLE        (1)

/** \brief Enable/disable a hook function that is called upon detection of an error. */

/** \brief Enable/disable a hook function that is called at the start of the update. */

/** \brief Enable/disable a hook function that is called at the end of the update. */

/****************************************************************************************

*   B A C K D O O R   E N T R Y   C O N F I G U R A T I O N

****************************************************************************************/

/* It is possible to implement an application specific method to force the bootloader to

 * stay active after a reset. Such a backdoor entry into the bootloader is desired in

 * reactivate the bootloader. By enabling these hook functions, the application can

 * implement the backdoor, which overrides the default backdoor entry that is programmed

 * into the bootloader. When desired for security purposes, these hook functions can

*   S E E D / K E Y   S E C U R I T Y   C O N F I G U R A T I O N

****************************************************************************************/

/* A security mechanism can be enabled in the bootloader's XCP module by setting configu-

 * During the unlock sequence, Microboot requests a seed from the bootloader, which is in

 * bootloader then verifies this key to determine if programming and erase operations are

 * permitted.

 * After enabling this feature the hook functions XcpGetSeedHook() and XcpVerifyKeyHook()

const blCallbackTable_t cbtable __attribute__ ((section ("_callback_table"))) = {

  .magicNumber = BL_MAGIC_NUMBER,

  .vSSSP = {BL_VERSION_ID_SSSP, SSSP_VERSION_MAJOR, SSSP_VERSION_MINOR, 0},

  .vCompiler = {BL_VERSION_ID_GCC, __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__},  // currently only GCC is supported

  .cbShutdownHibernate = blCallbackShutdownHibernate,

  uint32_t currentTime = loopStartTime;

  while (1)

  {

    /* run the bootloader task */

    BootTask();

/**

 * @brief   The minor version number of the bootloader.

 */

/**

 * @brief   The major version number of the implemented SSSP (Startup & Shutdown Synchronization Protocol).

  saTimerUpdate(&stateStartTime);

  uint32_t currentTime = stateStartTime;

  /* either loop the specified number, or infinetly */

  while (loop < loops || loops == 0) {

    led = 0;

* You should have received a copy of the GNU General Public License along with OpenBLT.

* If not, see <http://www.gnu.org/licenses/>.

*

* proprietary components. The exception text is included at the bottom of the license

* file <license.html>.

* \endinternal

****************************************************************************************/

/****************************************************************************************

* Include files

****************************************************************************************/

#include "boot.h"                                /* bootloader generic header          */

#if (BOOT_COM_CAN_ENABLE > 0 || BOOT_GATE_CAN_ENABLE > 0)

/****************************************************************************************

  volatile blt_int32u RDTR;

  volatile blt_int32u RDLR;

  volatile blt_int32u RDHR;

/** \brief CAN filter register layout. */

typedef struct

  volatile blt_int32u FA1R;

  blt_int32u          RESERVED5[8];

  tCanFilter          sFilterRegister[14];

/****************************************************************************************

* Local constant declarations

****************************************************************************************/

/** \brief CAN bittiming table for dynamically calculating the bittiming settings.

 *           100%. This array contains possible and valid time quanta configurations with

 *           a sample point between 68..78%.

 */

/************************************************************************************//**

**            timing configuration.

** \param     baud The desired baudrate in kbps. Valid values are 10..1000.

** \param     prescaler Pointer to where the value for the prescaler will be stored.

** \param     tseg1 Pointer to where the value for TSEG2 will be stored.

** \param     tseg2 Pointer to where the value for TSEG2 will be stored.

**            otherwise.

**

****************************************************************************************/

                                  blt_int8u *tseg1, blt_int8u *tseg2)

{

  blt_int8u  cnt;

  commandSend = BLT_FALSE;

#endif /* BOOT_GATE_CAN_ENABLE > 0 */

   */

  /* obtain bittiming configuration information */

  result = CanGetSpeedConfig(BOOT_COM_CAN_BAUDRATE/1000, &prescaler, &tseg1, &tseg2);

  ASSERT_RT(result == BLT_TRUE);

  /* 32-bit scale for the filter */

  CANx->FS1R |= CAN_BIT_FILTER0;

  /* open up the acceptance filter to receive all messages */

  /* select id/mask mode for the filter */

  CANx->FM1R &= ~CAN_BIT_FILTER0;

  /* FIFO 0 assignation for the filter */

** \return    none.

**

****************************************************************************************/

{

  /* make sure that transmit mailbox 0 is available */

  ASSERT_RT((CANx->TSR&CAN_BIT_TME0) == CAN_BIT_TME0);

  blt_int32u address;

#if (BOOT_GATE_CAN_ENABLE > 0)

#if (BOOT_GATE_CAN_ENABLE > 0)

    commandSend = BLT_FALSE;