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@ -27,25 +27,115 @@
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#endif
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#include <stdio.h>
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#include <string.h>
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void
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help( const char *cmd )
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{
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if (!cmd) {
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printf( "Command list:\n\n" );
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printf( "quit\t\texit from jtag\n" );
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printf( "help\t\tdisplay this help\n" );
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printf( "detect\t\tdetect parts on the JTAG chain\n" );
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printf( "print\t\tdisplay JTAG chain list/status\n" );
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printf( "instruction\tchange active instruction for a part\n" );
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printf( "shift\t\tshift data/instruction register through JTAG chain\n" );
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printf( "dr\t\tdisplay active data register for a part\n" );
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printf( "detectflash\tdetect parameters of flash chip attached to a part\n" );
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printf( "readmem\t\tread content of the memory and write it to file\n" );
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printf( "flashmem\tburn flash memory with data from a file\n" );
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printf( "set\t\tTODO\n" );
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printf( "\nType \"help <command>\" for details about particular command.\n" );
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} else {
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printf( "Not implemented. Sorry.\n" );
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}
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if (!cmd)
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printf(
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"Command list:\n"
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"\n"
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"quit exit from %s\n"
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"help display this help\n"
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"detect detect parts on the JTAG chain\n"
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"print display JTAG chain list/status\n"
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"instruction change active instruction for a part\n"
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"shift shift data/instruction register through JTAG chain\n"
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"dr display active data register for a part\n"
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"detectflash detect parameters of flash chip attached to a part\n"
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"readmem read content of the memory and write it to file\n"
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"flashmem burn flash memory with data from a file\n"
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"set TODO\n"
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"\n"
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"Type \"help COMMAND\" for details about particular command.\n", PACKAGE
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);
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else if (strcmp( cmd, "quit" ) == 0)
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printf(
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"Usage: quit\n"
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"Exit from %s.\n", PACKAGE
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);
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else if (strcmp( cmd, "help" ) == 0)
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printf(
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"Usage: help [COMMAND]\n"
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"Print short help for COMMAND, or list of available commands.\n"
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);
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else if (strcmp( cmd, "detect" ) == 0)
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printf(
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"Usage: detect\n"
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"Detect parts on the JTAG chain.\n"
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"\n"
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"Output from this command is a list of the detected parts.\n"
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"If no parts are detected other commands may not work properly.\n"
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);
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else if (strcmp( cmd, "print" ) == 0)
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printf(
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"Usage: print\n"
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"Display JTAG chain status.\n"
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"\n"
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"Display list of the parts connected to the JTAG chain including\n"
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"part number and current (active) instruction and data register.\n"
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);
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else if (strcmp( cmd, "instruction" ) == 0)
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printf(
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"Usage: instruction PART INSTRUCTION\n"
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"Change active INSTRUCTION for a PART.\n"
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"\n"
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"PART part number (see print command)\n"
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"INSTRUCTION instruction name (e.g. BYPASS)\n"
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);
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else if (strcmp( cmd, "shift" ) == 0)
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printf(
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"Usage: shift ir\n"
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"Usage: shift dr\n"
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"Shift instruction or data register through JTAG chain.\n"
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);
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else if (strcmp( cmd, "dr" ) == 0)
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printf(
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"Usage: dr PART\n"
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"Display data register content.\n"
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"\n"
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"PART part number (see print command)\n"
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);
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else if (strcmp( cmd, "detectflash" ) == 0)
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printf(
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"Usage: detectflash\n"
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"Detect flash memory type connected to part.\n"
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"\n"
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"Only detects flash connected to part 0. Part 0 must support\n"
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"bus operations.\n"
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);
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else if (strcmp( cmd, "readmem" ) == 0)
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printf(
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"Usage: readmem ADDR LEN FILENAME\n"
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"Copy device memory content starting with ADDR to FILENAME file.\n"
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"\n"
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"ADDR start address of the copied memory area\n"
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"LEN copied memory length\n"
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"FILENAME name of the output file\n"
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"\n"
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"ADDR and LEN could be in decimal or hexadecimal (prefixed with 0x) form.\n"
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"\n"
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"readmem works only with part 0. Part 0 must support bus operations.\n"
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);
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else if (strcmp( cmd, "flashmem" ) == 0)
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printf(
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"Usage: flashmem ADDR FILENAME\n"
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"Usage: flashmem msbin FILENAME\n"
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"Program FILENAME content to flash memory.\n"
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"\n"
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"ADDR target addres for raw binary image\n"
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"FILENAME name of the input file\n"
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"msbin FILENAME is in MS .bin format (for WinCE)\n"
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"\n"
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"ADDR could be in decimal or hexadecimal (prefixed with 0x) form.\n"
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"\n"
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"flashmem works only with part 0. Part 0 must support bus operations.\n"
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);
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else if (strcmp( cmd, "set" ) == 0)
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printf(
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"TODO\n"
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);
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else
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printf( "Invalid command.\n" );
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}
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Marcel Telka
22 years ago