FreeCalypso > hg > freecalypso-tools
annotate loadtools/loadtool.help @ 639:963d15a808eb
loadagent BINDUMP actually works
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 01 Mar 2020 18:28:10 +0000 |
parents | ae4330d86029 |
children | cd031e2501fa |
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1 This is the help file for fc-loadtool. See lthelp.c for the code |
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2 that parses and displays it. The parsing code is the only |
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3 documentation for the format of this help file - if you are going to |
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4 edit this help text, read the parsing code first. |
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5 |
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6 === main |
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7 This utility allows you to perform the following operations |
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8 on your Calypso GSM device: |
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9 |
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10 * Peek and poke registers |
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11 * Dump any part of memory |
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12 * Read and program flash |
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13 |
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14 See the following help topics for more information: |
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15 |
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16 help peekpoke Register peek and poke commands |
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17 help flash Flash operation commands |
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18 help all List of all implemented commands |
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19 help exit Controlling the cleanup on exit |
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20 |
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21 === all |
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22 abbr Read an ABB register |
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23 abbw Write an ABB register |
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24 baud Switch the serial comm with loadagent to a different baud rate |
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25 crc32 Get CRC-32 of a memory area on the target |
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26 dieid Read the Calypso die ID |
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27 dump Dump a target memory region in hex and ASCII |
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28 dump2bin Dump a target memory region to a file in binary format |
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29 dump2srec Dump a target memory region to a file in S-record format |
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30 exec Execute a command script |
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31 exit Exit from loadtool and clean up the target device state |
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32 flash Flash operations |
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33 flash2 Operations on the 2nd flash bank (FC and Pirelli devices only) |
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34 quit Alias for exit |
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35 r8 Read an 8-bit register or memory location |
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36 r16 Read a 16-bit register or memory location |
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37 r32 Read a 32-bit register or memory location |
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38 w8 Write an 8-bit register or memory location |
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39 w16 Write a 16-bit register or memory location |
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40 w32 Write a 32-bit register or memory location |
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41 |
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42 To get help on any command, type help and the command keyword. |
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43 |
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44 === abbr |
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45 === abbw |
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46 abbr pg reg Read ABB register <reg> on page <pg> |
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47 abbw pg reg val Write <val> into register <reg> on page <pg> |
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48 |
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49 The <pg> and <reg> arguments default to decimal unless prefixed with 0x; |
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50 the <val> argument to abbw is always hexadecimal. |
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51 |
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52 === baud |
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53 baud Display the current baud rate |
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54 baud <rate> Switch the baud rate to <rate> (number in bps) |
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55 |
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56 The supported baud rates are: |
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57 |
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58 Standard: 19200, 38400, 57600, 115200 |
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59 Calypso special: 203125, 406250, 812500 |
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60 |
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61 The baud command coordinates the necessary simultaneous switching of the |
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62 baud rate on both the host and the target (loadagent). Loadagent always |
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63 supports all of the listed rates and will switch happily, but in the case |
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64 of the higher non-standard baud rates fc-loadtool has no way of knowing |
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65 ahead of time whether or not the requested baud rate is supported by your |
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66 usb2serial adapter or whatever other serial port hardware and driver |
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67 you are using. If the baud rate switch fails, the communication link with |
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68 the target will be broken and fc-loadtool will exit ungracefully. |
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69 |
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70 === crc32 |
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71 crc32 hex-start hex-len |
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72 |
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73 The first argument is the starting target memory address in hex; the second |
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74 argument is the length of the area to CRC, also in hex. The command will be |
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75 sent to loadagent; CRC-32 of the requested range will be computed on the target |
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76 and displayed in hex. |
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77 |
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78 === dieid |
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79 dieid Display the Calypso die ID |
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80 dieid <filename> Display the Calypso die ID, and also save it in the |
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81 named file |
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82 |
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83 The Calypso die ID resides in 4 16-bit registers at target addresses |
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84 0xFFFEF010 through 0xFFFEF016. It is displayed on the terminal and optionally |
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85 saved to a file in this simple form: |
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86 |
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87 FFFEF010: xxxx |
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88 FFFEF012: xxxx |
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89 FFFEF014: xxxx |
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90 FFFEF016: xxxx |
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91 |
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92 === dump |
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93 dump hex-start hex-len |
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94 |
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95 The first argument is the starting target memory address in hex; the second |
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96 argument is the length of the area to dump, also in hex. The dump will be |
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97 displayed on the terminal in hex and ASCII. As an implementation limit, both |
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98 the starting target memory address and the length of the area to dump need to |
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99 be aligned to 16 bytes. |
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100 |
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101 === dump2bin |
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102 === dump2srec |
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103 dump2bin hex-start hex-len outfile |
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104 dump2srec hex-start hex-len outfile |
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105 |
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106 The first argument is the starting target memory address in hex; the second |
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107 argument is the length of the area to dump, also in hex; the third argument |
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108 is the name of the output file to be created/written. The dump will be saved |
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109 in binary or S-records as per the chosen command, always in the native byte |
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110 order of the Calypso ARM7 target (little-endian). As an implementation limit, |
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111 both the starting target memory address and the length of the area to dump need |
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112 to be aligned to 128 bytes. |
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113 |
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114 dump2srec is deprecated, please use dump2bin instead. If you do use dump2srec, |
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115 the S-record image will be written with 128 bytes of payload per record (270 |
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116 ASCII characters per line), which is significantly longer records than most |
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117 SREC conventions. |
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118 |
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119 === exec |
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120 exec <script-file> |
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121 |
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122 Read and execute commands from the named file. If the execution of a script |
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123 command encounters an error, the following commands are not executed, i.e., |
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124 stop on first error. |
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125 |
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126 === exit |
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127 === quit |
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128 exit Clean up the target in the default manner and exit |
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129 exit bare Exit loadtool without doing anything to the target |
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130 exit iota-off Exit loadtool and command an ABB power-off on the target |
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131 exit jump0 Exit loadtool and command the target to reboot via jump to 0 |
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132 |
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133 The default method of cleaning up the target device state upon exit is set |
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134 in the hardware parameters file selected with the -h or -H command line |
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135 option; it is the exit-mode setting. On most targets the default exit mode is |
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136 iota-off. |
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137 |
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138 If you do an exit bare without powering the target device off in some other |
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139 way, the device will still be running loadagent, which is probably not what you |
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140 want. However, it is the proper exit mode if you have powered off or reset the |
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141 target device by brute force (yanking the battery). |
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142 |
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143 === flash |
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144 === flash2 |
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145 The primary end use of fc-loadtool is for reading and writing the NOR flash |
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146 memories of the supported GSM devices. Most Calypso phones and modems have |
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147 only one flash bank (as in chip select), and are manipulated with the flash |
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148 command. FreeCalypso development boards and the Pirelli DP-L10 phone have two |
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149 flash banks (as in chip selects) of 8 MiB each; they are manipulated with the |
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150 flash and flash2 commands. |
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151 |
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152 The following flash operations are available: |
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153 |
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154 flash blankchk Blank-check a region of flash |
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155 flash dump2bin Dump flash content to a file in binary format |
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156 flash dump2srec Dump flash content to a file in S-record format |
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157 flash erase Erase a region of flash |
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158 flash geom Display geometry details of detected flash chip |
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159 flash id Perform flash chip autodetection sequence |
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160 flash info Display flash configuration info |
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161 flash program-bin Program flash with a binary file |
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162 flash program-m0 Program flash with an image in TI's *.m0 format |
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163 flash program-srec Program flash with an image in standard S-record format |
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164 flash quickprog Program a few flash words from the command line |
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165 flash reset Reset flash chip to read array mode |
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166 flash sectors Display the list of flash sector addresses and sizes |
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167 flash status Intel-style flash only: read Status Register |
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168 flash unlock Intel-style flash only: unlock flash sectors |
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169 |
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170 Additional operation for Compal targets only: |
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171 |
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172 flash erase-program-boot Erase and reprogram the boot sector |
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173 |
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174 Substitute flash2 instead of flash when operating on the 2nd flash chip select |
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175 of Pirelli-style flash memory configurations. Prepend help before a command to |
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176 get usage information, e.g., help flash program-bin. |
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177 |
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178 === flash:blankchk |
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179 flash[2] blankchk hex-start-offset hex-length |
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180 |
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181 Blank-checks an area of flash starting at the specified hex offset (from the |
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182 base address of the flash bank) and extending for the specified hex length. |
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183 Reports whether the checked region is blank or not. Flash must be blank (FF in |
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184 all bytes) before it can be programmed. |
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185 |
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186 === flash:dump2bin |
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187 flash[2] dump2bin outfile [offset [length]] |
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188 |
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189 Read device flash content and save it to a file. If only a filename is |
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190 specified, the full flash bank is dumped; one can optionally specify a starting |
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191 offset and an explicit length, both in hex. |
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192 |
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193 This command was originally nothing more than a user-friendly front-end to the |
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194 plain dump2bin command (see help dump2bin), but in the current version it first |
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195 performs the flash chip autodetection operation if it hasn't been done already |
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196 (needed in order to determine the size of the flash bank) and resets the flash |
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197 to read array mode. |
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198 |
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199 === flash:dump2srec |
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200 flash[2] dump2srec outfile [offset [length]] |
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201 |
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202 Read device flash content and save it to a file. If only a filename is |
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203 specified, the full flash bank is dumped; one can optionally specify a starting |
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204 offset and an explicit length, both in hex. |
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205 |
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206 This command was originally nothing more than a user-friendly front-end to the |
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207 plain dump2srec command (see help dump2srec), but in the current version it |
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208 first performs the flash chip autodetection operation if it hasn't been done |
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209 already (needed in order to determine the size of the flash bank) and resets |
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210 the flash to read array mode. |
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211 |
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212 === flash:erase |
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213 flash[2] erase hex-start-offset hex-length |
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214 |
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215 Erases an area of flash starting at the specified hex offset (from the base |
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216 address of the flash bank) and extending for the specified hex length. |
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217 |
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218 Flash memory can only be erased (turning 0 bits back to 1s) in units of |
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219 sectors, as set in stone by the design of the flash chip in use. Loadtool will |
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220 autodetect the flash chip in use and will only operate on those flash chip types |
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221 which it knows about; if a known chip is found, loadtool knows its sector layout |
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222 and enforces that both arguments to the flash[2] erase command lie on sector |
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223 boundaries. |
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224 |
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225 === flash:erase-program-boot |
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226 flash erase-program-boot binfile [length] |
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227 |
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228 This operation is applicable to Compal targets only. This command erases and |
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229 reprograms flash sector 0 (the boot sector) with minimized vulnerability to |
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230 bricking by loading the new boot code into a scratchpad RAM area on the target, |
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231 then commanding loadagent (running on the target) to erase and reprogram the |
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232 dangerous flash sector without requiring further interaction with loadtool. |
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233 (In contrast, loadtool's "regular" flash erase and program operations are |
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234 driven primarily by loadtool, with loadagent providing only low-level |
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235 functions.) |
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236 |
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237 The new bits to be programmed are taken from the specified binary file. Byte 0 |
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238 of the file goes into byte 0 of the flash and so on, for the specified length. |
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239 If no length argument is given, it defaults to the length of the file, which |
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240 must not exceed the length of flash sector 0: 64 KiB on the "basic" Compal |
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241 phones or 8 KiB on C155/156. |
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242 |
518
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243 === flash:geom |
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244 This command displays information about the detected flash chip: device name, |
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245 geometry details and the command set style (AMD or Intel). The displayed |
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246 geometry details include the total size of the flash bank, the total number of |
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247 sectors, the number of regions with different sector sizes and the sector size |
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248 and the number of sectors in each region. |
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249 |
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250 === flash:id |
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251 This command explicitly invokes the same flash chip autodetection operation |
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252 that is performed the first time each flash bank is accessed with any flash or |
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253 flash2 command. |
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254 |
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255 === flash:info |
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256 This command displays the global flash configuration settings that have been |
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257 selected at fc-loadtool invokation time (hardware parameters associated with |
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258 the target set via -h or -H): the global single-4M, single-8M or dual-8M |
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259 setting and flash bank base addresses. |
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260 |
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261 In previous versions this command performed flash ID checks and displayed |
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262 geometry information; these functions have been moved to the new flash id and |
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263 flash geom commands. |
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264 |
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265 === flash:program-bin |
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266 flash[2] program-bin flash-offset binfile [file-offset [length]] |
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267 |
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268 This command programs flash, using a binary file as the data source. One must |
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269 always specify the starting flash offset (from the base address of the flash |
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270 bank), but the starting file offset and length are optional, defaulting to the |
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271 whole file. |
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272 |
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273 The binary file must be in the native byte order of the Calypso ARM7 processor, |
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274 which is little-endian. Images produced by flash[2] dump2bin are suitable. |
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275 |
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276 === flash:program-m0 |
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277 flash[2] program-m0 image.m0 |
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278 |
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279 Calypso firmware images built with TI's TMS470 toolchain in TI's canonical |
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280 manner come out in a hex format that is a variant of Motorola's SREC, in files |
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281 ending with the .m0 suffix. We have nicknamed this format "moko-style m0" |
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282 after its most famous user; this command programs the flash with an image in |
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283 this moko-style m0 format. |
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284 |
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285 Because each S-record contains an address, no addresses or offsets need to be |
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286 specified in the flash[2] program-m0 command, only the image file. |
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287 |
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288 === flash:program-srec |
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289 flash[2] program-srec image.srec |
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290 |
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291 This command programs the flash with an image in the standard S-record format, |
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292 in the native little-endian byte order of the Calypso ARM7 processor. It is |
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293 the opposite byte order from that used by TI's *.m0 files - |
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294 see help flash program-m0. Images produced by flash[2] dump2srec are suitable |
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295 for flash[2] program-srec. |
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296 |
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297 Because each S-record contains an address, no addresses or offsets need to be |
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298 specified in the flash[2] program-srec command, only the image file. |
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299 |
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300 === flash:quickprog |
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301 flash[2] quickprog hex-offset hex-data-string |
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302 |
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303 This command is intended only for developers; it provides raw access to |
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304 loadagent's basic flash write primitive. Read the source code for more |
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305 information. |
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306 |
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307 === flash:reset |
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308 Intel-style flash memory chips have two "stable" or "quiescent" states: reading |
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309 array data and reading the status register (SR). After an erase or program |
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310 operation the flash chip is "parked" in the Read SR state; the flash reset |
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311 command switches it back to reading array data. |
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312 |
518
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313 This command works for AMD-style flash as well, but it is normally not needed, |
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314 as AMD-style flash chips automatically return to the read-array-data state |
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315 after every erase or program operation. |
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316 |
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317 === flash:sectors |
518
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318 This command displays the list of sector offsets and sizes for the detected |
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319 flash chip. This command is deprecated except for debugging of loadtool |
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320 internals; the new flash geom command displays the same information in a much |
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321 more compact form. |
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322 |
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323 === flash:status |
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324 This command is only applicable to Intel-style flash chips. It reads the flash |
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325 chip's Status Register, which can be used to diagnose errors incurred by |
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326 previous erase or program operations. |
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327 |
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328 === flash:unlock |
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329 flash unlock hex-start-offset hex-length |
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330 |
518
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331 This command is only applicable to Intel-style flash chips. These flash chips |
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332 power up with each sector (erase block) in the "locked" state; each sector |
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333 needs to be unlocked before it can be erased or programmed. |
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334 |
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335 This command is normally not needed, as the flash erase command unlocks each |
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336 sector before erasing it. However, if you are going to perform program |
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337 operations in some sectors without erasing them, you will need to unlock them |
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338 explicitly first. |
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339 |
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340 This command operates only on sector boundaries just like flash erase. |
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341 |
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342 === r8 |
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343 === r16 |
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344 === r32 |
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345 === w8 |
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346 === w16 |
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347 === w32 |
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348 === peekpoke |
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349 The register peek and poke commands are: |
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350 |
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351 r8 addr Read an 8-bit register or memory location |
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352 r16 addr Read a 16-bit register or memory location |
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353 r32 addr Read a 32-bit register or memory location |
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354 w8 addr data Write an 8-bit register or memory location |
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355 w16 addr data Write a 16-bit register or memory location |
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356 w32 addr data Write a 32-bit register or memory location |
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357 |
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358 All addresses and data values are in hex. |
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359 |