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Diffstat (limited to 'packages/simpad-utilities/serload/serialdownload.h')
| -rw-r--r-- | packages/simpad-utilities/serload/serialdownload.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/packages/simpad-utilities/serload/serialdownload.h b/packages/simpad-utilities/serload/serialdownload.h index e69de29bb2..1dd05892b1 100644 --- a/packages/simpad-utilities/serload/serialdownload.h +++ b/packages/simpad-utilities/serload/serialdownload.h @@ -0,0 +1,158 @@ +//============================================================================= +// Project: SIMpad +//============================================================================= +// FILE-NAME: serialdownload.hpp +// FUNCTION: Serial download interface. +// +// AUTHOR: Juergen Messerer, Peter Voser +// CREAT.-DATE: 01.04.2001 (dd.mm.yy) +// +// NOTES: - +// +//============================================================================= + +#ifndef __SERIAL_DOWNLOAD +#define __SERIAL_DOWNLOAD + +#include <errno.h> +#include <fcntl.h> +#include <poll.h> +#include <stdio.h> +#include <stdlib.h> +#include <termios.h> +#include <unistd.h> + +const unsigned char STX = 2; +const unsigned char ETX = 3; +const unsigned char BEL = 7; +const unsigned char ACK_BD = 11; +const unsigned char ACK_OK = 6; +const unsigned char ACK_NOK = 15; +const unsigned char FILLER = 0xff; + +class SerialDownload +{ +public: + SerialDownload(); + ~SerialDownload(); +//============================================================================= +// PURPOSE: Opening a serial port. +// +// PARAMETERS: +// portDev: (IN) port device to open. +// errorNumber: (OUT) error number determined with +// GetLastError(). +// RETURN VALUE: +// serialPort: Filedescriptor of opened serial port. +// If the function fails, it returns -1. +// +// COMMENTS: - +//============================================================================= + int openSerialPort(const char* portDev, int &errorNumber); + +//============================================================================= +// PURPOSE: Loading file with a image +// +// PARAMETERS: +// fileName: (IN) name of file to open +// buffer: (OUT) pointer to loaded image file. +// numberOfBytes: (OUT) size of file. +// +// RETURN VALUE: +// 0: success +// -1: specified file not found +// -2: not enough memory to load file +// -3: cannot read file +// +// COMMENTS: - +//============================================================================= + int loadFile(const char *fileName, char *&buffer, int &numberOfBytes); + +//============================================================================= +// PURPOSE: Connecting to the SIMpad. +// +// PARAMETERS: +// fastBaudRate: (IN) value of fast baud rate. +// errorNumber: (OUT) error number errno +// +// RETURN VALUE: +// 0: success +// -1: switching to connection baud rate 38400baud failed. +// -2: writing to serial port failed. +// -3: switching to fast baud rate failed. +// -4: writing to serial port with fast baud rate failed. +// +// COMMENTS: The connection is set up according to the bootloader's +// serial download protocoll. +//============================================================================= + int connectToSimpad(const int fastBaudRate, + int& errorNumber); + +//============================================================================= +// PURPOSE: Sending a block of 512byte. +// +// PARAMETERS: +// b: (IN) pointer to the beginning of the 512byte buffer. +// len: (IN) length of the buffer. +// errorNumber: (OUT) error number determined with +// GetLastError(). +// RETURN VALUE: +// TRUE: success +// FALSE: error. See errorNumber for the reason. +// +// COMMENTS: The block, which is sent, is always 512byte long. If the +// buffer counts less than 512byte, the block is filled with +// the FILLER pattern. +//============================================================================= + bool sendBlock(const char *b, + const int len, + int& errorNumber); + +//============================================================================= +// PURPOSE: Waiting for the end of burning. +// +// PARAMETERS: - +// +// RETURN VALUE: - +// +// COMMENTS: - +//============================================================================= + void waitForEndOfBurning(void); + +private: + // File descriptor of open serial port. + int _serialPort; + +//============================================================================= +// PURPOSE: Changing baud rate. +// +// PARAMETERS: +// newBaudRate: (IN) new baud rate to switch to. +// errorNumber: (OUT) error number determined with +// GetLastError(). +// +// RETURN VALUE: +// TRUE: success +// FALSE: error. See errorNumber for the reason. +// +// serialMENTS: - +//============================================================================= + bool changeBaudRate(const int newBaudRate, + int &errorNumber); + +//============================================================================= +// PURPOSE: Waiting for control character. +// +// PARAMETERS: +// transparent: (IN) 0 = received characters are sent to +// stdout. +// +// RETURN VALUE: +// c: control character. +// +// COMMENTS: - +//============================================================================= + unsigned char waitForReply(const int transparent); + +}; +#endif // __SERIAL_DOWNLOAD |