help.c

gdb是linux下的一个远程调试环境.能让你很方便地调试linux下的代码.

" Other I commands: INIT",
""
};

char *help_init[] = {
" INIT - Initialize the current process.",
" This is used to initialize the downloaded program to restart execution",
" or to reset the target. It resets the target when the current process",
" ID is set to -1. It does not clear BSS of the downloaded program for ",
" restart.",
""
};

/*
** Help
*/

char *help_h[] = {

"H <cmd>",
" ",
"Get help for a monitor command",
" ",
"This gets help for a particular monitor command.  If <cmd>.",
"is not a valid monitor command the main help screen is listed.",
" Type  <command_name>  for help on a particular command.",
""
};


/*
** Kill
*/

char *help_k[] = {

"K - Kill command.",
" When a K command is issued, the running program on the 29K target",
" is stopped.",
""
};


/*
** List (disassemble)
*/

char *help_l[] = {

"L [<first_address> [<last_address>]]",
" ",
"Disassemble instructions from memory.",
" ",
"The <first_address,> if specified, is the memory address for the first",
"instruction.  If no <first_address> is specified, disassembly will begin",
"from the address in the buffer.",
" ",
"The <last_address,> if specified, is the last address to be disassembled.",
"If no <last_address> is specified, the number of lines of data in the",
"previous disassemble command will be displayed.",
" ",
"<address> format:",
" ",
"<hex>m - data memory              <hex>i - instruction memory",
"<hex>r - rom memory               <hex>u - unspecified (no addr check)",
" Other L commands: logon, logoff",
""
};

char	*help_logon[] = {
" LOGON and LOGOFF commands can be used to turn ON or OFF the log mode",
" from the mondfe command prompt. WHen log mode is on, every command entered",
" by the user is logged into the log file specified at invocation or using",
" the ZL command. When log mode is off, the commands are not logged.",
""
};

/*
** Move
*/

char *help_m[] = {

"M <source start> <source end> <destination start>",
" ",
"Move within memory or registers.  Destination will contain exact",
"copy of original source regardless of overlap.  (The source",
"will be partially altered in the case of overlap.)",
" ",
"Valid register names:",
"gr0-gr1, gr64-gr127 - global register names",
"sr0-sr14, sr128-sr135, sr160-sr162,sr164 - special register names",
"lr0-lr127 - local register names ",
"tr0-tr127 - TLB register names ",
" ",
"<address> format :",
" ",
"<hex>m - data memory               <hex>i - instruction memory",
"<hex>r - rom memory                <hex>u - unspecified (no addr check)",
""
};

char	*help_pid[] = {
" PID <pid_number> - sets the current UDI process to the <pid_number>",
" specified.",
" A <pid_number> of -1 is used to represent the bare machine. This is",
" is used to access physical addresses, and to reset the target.",
" Use CP command to create process. Use DP command to destroy process.",
" Use INIT command to initialize process.",
""
};

/*
** Quit
*/

char *help_q[] = {

"Q",
" ",
"Quit - exit from the monitor.",
""
};

char	*help_qoff[] = {
" QON and QOFF can be used to turn ON/OFF quiet mode of Mondfe. The -q",
" command line option of mondfe can be used to invoke mondfe in quiet",
" mode. In quiet mode, the debug messages are suppressed. These messages",
" can be turned on anytime during the debug session using the QON command",
" and turned off using the QOFF command.",
""
};


/*
** Reset
*/

char *help_r[] = {

"R - Reset the target.",
" This command resets (performs a software reset) of the target. This is",
" equivalent to setting the UDI process ID to -1, and initializing the",
" process using INIT.",
""
};


/*
** Set
*/

char *help_s[] = {

"S[W|H|B|F|D] <address> <data>",
" ",
"Set memory or register contents.",
" ",
"SW or S - set as words.            SF - set in floating point.",
"SH      - set as half-words.       SD - set in double precision",
"SB      - set as bytes.                 floating point.",
" ",
"<address> indicates location to be set.  <Data> is the value",
"to be set.  The data is entered in hexadecimal.",
" ",
"Valid register names:",
"gr0-gr1, gr64-gr127 - global register names",
"sr0-sr14, sr128-sr135, sr160-sr162,sr164 - special register names",
"lr0-lr127 - local register names ",
"tr0-tr127 - TLB register names ",
" ",
"<address> format:",
" ",
"<hex>m - data memory               <hex>i - instruction memory",
"<hex>r - rom memory                <hex>u - unspecified (no addr check)",
" S command usage: S, SW, SH, SB, SF, SD",
" Other S command: SID",
""
};

char	*help_sid[] = {
" SID <sid_number> - sets the UDI session ID to <sid_number>.",
" This command can be used to set the current debug session when there",
" is multiple debug sessions going on.",
""
};

/*
** Trace
*/

char *help_t[] = {

"T <count> - Trace or Step <count> instructions.",
"Trace allows stepping through code.  The optional <count>",
"allows multiple steps to be taken.  The count is in hex.",
" The default value of <count> is 1. This may not step into",
" trap handlers based on the target/TIP capabilities.", 
" Other T commands: TIP",
""
};

char	*help_tip[] = {
" TIP <montip_command> - sends <montip_command> string to montip for execution",
"  The TIP command can be used to inform Montip to change some of its",
"  parameters. The TIP command uses the UDI Transparent mode to pass",
"  the command string. The following TIP commands are now supported:",
"    tip  lpt=0",
"       - requests Montip is stop using the parallel port for communicating",
"         to the 29K target - valid for 29K microcontroller targets.",
"    tip  lpt=1",
"       - requests Montip to use the parallel port for communicating",
"         to the 29K target - valid for 29K microcontroller targets.",
"  The TIP command can be used before issuing a Y(ank) command to download",
"  a program (COFF) file using the PC parallel port. The parallel port",
"  download capability is only applicable for a PC host. The parallel port",
"  to use MUST be specified as a Montip command line option in the UDI ",
"  configuration file - udiconfs.txt on PC, udi_soc on Unix hosts - using",
"  the -par Montip command line option.",
"  As the parallel port communication is only unidirectional, the serial",
"  communications port - com1, or com2 - must also be specified on Montip",
"  command line in the UDI configuration file.",
"  This command is valid ONLY with MiniMON29K Montip.",
""
};

/*
** X
*/

char *help_x[] = {
"XP - Display protected special purpose registers.",
" ",
"Display protected special purpose registers by bit field name.",
""
};


/*
** Yank
*/

char *help_y[] = {

"Y [-t|d|l|b] [-noi|-i] [-ms <mstk_x>] [-rs <rstk_x] [fname] [arglist]",
" ",
"This is the Yank command to download program (COFF) file to the 29K target.",
" ",
"where <fname> is name of a COFF file.",
" ",
"<arglist> is the list of command line arguments for the program.",
" ",
"-t|d|l|b| gives sections for loading. t->text, d->data, l->lit, b->bss.",
" ",
"-noi -> no process created, -i -> download for execute (default).",
" ",
"-ms <memstk_hex> -> memory stack size, -rs <regstk_hex> -> reg stack size.",
" ",
"Ex: y -db hello.pcb arg1 arg2, loads only the DATA and LIT sections.",
" ",
"Simply typing Y will use args from the previous Y issued.",
" ",
" See the TIP command for downloading using parallel port",
""
};


char	*help_zc[] = {
" ZC <cmdfile_name> - execute commands from the <cmdfile_name> command file",
" The ZC command can be used to execute a series of Mondfe commands",
" out of a command file. The <cmdfile_name> is the name of the file",
" containing the command input. This command can be executed at the",
" mondfe> prompt. When all the commands from the file are executed, the",
" mondfe> prompt appears again.",
" Nesting of command files is not allowed.",
" ",
" Other Z commands: ZE, ZL",
""
};

char	*help_ze[] = {
" ZE <echofile_name> - turns ECHO mode ON and specifies the echo file",
" When echo mode is on, everything that is displayed on the screen is ",
" also written into a file, the echo file. The <echofile_name> string ",
" specifies the file name of the echo file to use.",
""
};

char 	*help_zl[] = {
" ZL <logfile_name> - turns LOG mode ON and specifies the log file to use",
" When log mode is on, every mondfe command entered by the user is logged",
" in the log file. The log file thus created can be directly used an an",
" input command file for subsequent debug session to repeat the same sequence",
" of commands. Log mode can be turned on or off using logon or logoff command",
""
};