FreeCalypso > hg > freecalypso-tools
annotate doc/Host-tools-overview @ 330:d29b45c4c8db
uptools/libcoding: 7-bit decoding implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 03 Feb 2018 22:21:15 +0000 |
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1 FreeCalypso host tools suite includes a large number of different tools, many |
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2 of which are quite specialized and rarely needed. The following tools are the |
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3 most essential ones: |
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4 |
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5 fc-loadtool This is the tool used to read and write the non-volatile flash |
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6 memory of supported GSM devices. It can be used to reflash |
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7 these devices with new firmware (whether pre-existing or new |
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8 firmwares developed within our project), and to save and restore |
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9 flash backups. This tool operates on the target device (phone |
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10 or modem) while its regular firmware is shut down. |
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11 |
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12 fc-iram, Reprogramming the non-volatile flash memory is not the only way |
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13 fc-xram, to run your own code on a Calypso GSM device. If your code is |
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14 fc-compalram small enough to fit entirely into the available RAM on the |
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15 device, and you would like to just run it without flashing it |
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16 permanently, these tools do the job of loading code images into |
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17 different kinds of RAM through different download protocols. |
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18 Some phones have large enough RAM to allow a complete functional |
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19 firmware image to be run via fc-xram without flashing. |
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20 |
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21 rvinterf This program is our engine for communicating with up & running |
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22 TI-based firmwares through the RVTMUX binary packet interface. |
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23 It receives and decodes all debug trace and other packets |
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24 emitted by the target fw, and allows the options of printing |
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25 them on the terminal, saving them to a log file, and/or passing |
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26 them to other programs that connect to rvinterf as local socket |
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27 clients. In the other direction those latter client programs |
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28 can send arbitrary command packets to the target fw. |
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29 |
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30 fc-fsio Going through rvinterf, this tool connects to GSM devices |
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31 running one of the supported firmware versions while the fw is |
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32 running (unlike fc-loadtool which operates on a device while |
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33 its regular fw is shut down) and allows you to manipulate |
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34 (read and write) the device's flash file system. It is thus a |
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35 higher-level tool than fc-loadtool. It is intended primarily |
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36 for working with our own firmwares, but it also works with |
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37 Pirelli's original fw. |
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38 |
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39 fc-shell FreeCalypso firmwares have a feature of our own invention (not |
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40 present in any pre-existing ones) to accept AT commands over |
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41 the RVTMUX interface. It is useful when no second UART is |
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42 available for a dedicated standard AT command interface. |
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43 fc-shell is the tool that allows you to send AT commands to the |
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44 firmware in this manner; it also allows a few other kinds of |
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45 asynchronous commands to be sent. It works through rvinterf. |
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46 |
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47 And here is a listing of all other tools in mostly-alphabetical order: |
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48 |
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49 c139explore This is a run-from-RAM (no flashing) program for Mot C139/140 |
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50 phones that exercises their peripheral hardware: LCD, keypad |
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51 backlight, buzzer and vibrator. |
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52 |
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53 c1xx-calextr This utility extracts the factory RF calibration values for |
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54 Mot C1xx phones from the records contained in a special sector |
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55 of their flash and converts them to FreeCalypso format, to be |
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56 used when running our own firmware on these phones. See the |
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57 Compal-calibration article for more details. |
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58 |
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59 ctracedec GSM firmwares built in TI's Windows environment (official ones |
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60 as well as our own hacks based on the TCS211 semi-src) have a |
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61 "compressed trace" misfeature whereby many of the ASCII strings |
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62 in debug trace messages get replaced with numeric indices at |
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63 build time, and these numeric indices are all that gets emitted |
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64 on the RVTMUX serial channel. This numeric trace output can be |
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65 turned back into ASCII strings if you have the str2ind.tab file |
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66 corresponding to the fw version that emitted the output in |
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67 question; this ctracedec utility performs that decoding. |
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68 |
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69 fc-buzplay This program plays piezoelectic buzzer melodies on an actual |
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70 Calypso device equipped with such a buzzer (Mot C1xx, TI's |
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71 D-Sample board, our planned future HSMBP) by loading a buzplayer |
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72 agent onto the target and feeding melodies to be played to it. |
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73 |
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74 fc-cal2bin This utility takes an RF table in FreeCalypso ASCII format and |
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75 converts it to the firmware's native binary format. See the |
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76 RF_tables article for more details. |
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77 |
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78 fc-cal2text This utility takes a dump of TI's /gsm/rf flash file system |
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79 directory subtree as input (either extracted in vitro with tiffs |
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80 or read out in vivo with fc-fsio) and converts all RF tables |
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81 found therein into a readable ASCII format. See the RF_tables |
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82 article for more details. |
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83 |
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84 fc-dspapidump This utility uses ETM in synchronous mode (going through |
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85 rvinterf) to read and dump the contents of the DSP API RAM in a |
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86 target Calypso GSM device while the firmware is running. |
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87 |
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88 fc-e1decode This utility decodes a melody in TI's Melody E1 format from the |
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89 the native binary format to our own ASCII-based representation; |
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90 see the Melody_E1 article for more information. |
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91 |
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92 fc-e1gen This utility compiles an E1 melody from our own ASCII source |
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93 format into binary bits to be loaded into a FreeCalypso phone; |
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94 see the Melody_E1 article for more information. |
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95 |
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96 fc-fr2tch This hack-utility converts a GSM 06.10 speech sample from the |
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97 de facto standard libgsm format (which can be recorded with |
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98 standard tools like SoX) into an uplink play file that can be |
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99 played with the tch play command in fc-shell; see the |
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100 TCH-bit-access article for more information. |
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101 |
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102 fc-gsm2vm This utility converts a GSM 06.10 speech sample from the same |
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103 libgsm source format into a voice memo file that can be |
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104 uploaded into the FFS of a FreeCalypso device and played with |
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105 the audio_vm_play_start() API or the AT@VMP command that |
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106 invokes the latter. |
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107 |
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108 fc-lcdemu We have TI's TCS211 firmware semi-src that includes TI's |
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109 demo/prototype phone UI targeting the 176x220 pixel LCD on TI's |
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110 D-Sample development kit, but no suitable hardware on which we |
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111 could run this fw with this UI and see it in action. We built |
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112 a hacked-up version of the fw that emits all raster blits |
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113 intended for the big LCD on the RVTMUX serial interface, and |
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114 this fc-lcdemu utility is a plug-in for rvinterf that actually |
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115 displays these LCD blits in an X11 window. This program is not |
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116 built by default as it requires libX11 to compile and an X11 |
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117 display to run. |
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118 |
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119 fc-memdump This tool captures a memory dump from a GSM device whose |
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120 firmware implements one of TI's Test Mode memory read commands, |
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121 either the old TM3 version or the new ETM one. It works with |
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122 FreeCalypso Citrine, with TCS211-based firmwares including |
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123 FreeCalypso Magnetite, with really old TI firmwares which |
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124 predate ETM, and with Mot C1xx original firmwares. It works |
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125 through rvinterf. |
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126 |
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127 fc-readcal This program attempts to read a bunch of RF calibration tables |
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128 out of a running firmware through Test Mode commands: first |
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129 tms 1, then rfpw 7 for each band, then rftr and ttr commands to |
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130 read various tables. The primary intended purpose is extracting |
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131 RF calibration or static configuration data from alien |
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132 firmwares. Please beware that the tms 1 and rfpw 7 commands |
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133 sent by this tool are highly disruptive to normal GSM operation. |
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134 |
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135 fc-rgbconv A simple aid for phone UI development that converts RGB color |
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136 values between human-intuitive 8:8:8 format and the 5:6:5 format |
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137 used by the color LCDs in the phones targeted by FreeCalypso. |
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138 |
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139 fc-serterm This tool is a trivial serial terminal program. Its special |
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140 feature is that any output coming from the serial port that |
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141 isn't printable ASCII is displayed as by cat -v. It is useful |
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142 for talking to serially-interfaced devices that mix ASCII with |
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143 binary in their serial talk. |
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144 |
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145 fc-tch2fr This hack-utility takes a TCH downlink recording produced with |
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146 the tch record command in fc-shell and converts it to a playable |
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147 libgsm file which will most likely contain some garbage by |
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148 disregarding the non-understood DSP status words; see the |
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149 TCH-bit-access article for more information. |
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150 |
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151 fc-tmsh TI-based GSM firmwares provide a rich set of Test Mode commands |
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152 that can be issued through the RVTMUX (debug trace) serial |
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153 channel, used for L1/RF test functions, production line RF |
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154 calibration, FFS (flash file system) access, audio configuration |
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155 and other miscellany. fc-tmsh is our test mode shell for |
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156 sending these Test Mode commands to targets and displaying |
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157 decoded target responses; it works through rvinterf. fc-tmsh |
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158 supports all Test Mode commands (both TM3 and ETM) implemented |
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159 in our target firmwares except FFS access; use fc-fsio for the |
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160 latter. fc-tmsh is fully asynchronous in that the issuance of |
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161 commands to the target and the handling of target responses are |
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162 fully decoupled. |
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163 |
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164 fc-tmsync This program reimplements a small subset of fc-tmsh commands in |
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165 a synchronous manner; it was written together with fc-readcal |
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166 for the same purpose of extracting "in vivo" data from alien |
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167 firmwares. |
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168 |
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169 fc-vm2hex This utility converts the old-fashioned (non-AMR) voice memo |
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170 files read out of FFS into hex strings that can be analyzed by |
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171 a human or further fed to fc-tch2fr. |
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172 |
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173 imei-luhn A simple utility for computing or verifying the Luhn check |
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174 digit of an IMEI number. |
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175 |
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176 pirexplore This is a run-from-RAM (no flashing) program for Pirelli DP-L10 |
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177 phones that exercises their peripheral hardware, primarily their |
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178 LCD. |
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179 |
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180 rvtdump This tool produces a human-readable dump of all output emitted |
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181 by a TI-based GSM fw on the RVTMUX binary packet interface. It |
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182 can also log this dump to a file. |
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183 |
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184 tfc139 This tool breaks into Mot C1xx phones via shellcode injection, |
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185 a method that works despite any bootloader locks, allowing you |
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186 to reflash locked phones with new firmware with fc-loadtool. |
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187 The name of the utility is historical: previously it was |
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188 specific to TFC139 phones (C139s sold with TracFone branding), |
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189 but the current version is expected to work with all Mot C1xx |
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190 firmware versions. |
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191 |
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192 tiaud-compile This utility compiles an audio mode configuration table for TI's |
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193 Audio Service from our own ASCII source format into the binary |
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194 format for uploading into FreeCalypso GSM device FFS with |
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195 fc-fsio. |
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196 |
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197 tiaud-decomp This utility decodes TI's audio mode configuration files read |
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198 out of FFS into our own ASCII format. It is the reverse of the |
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199 operation performed by tiaud-compile. |
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200 |
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201 tiaud-mkvol This utility is a companion to tiaud-compile that generates the |
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202 *.vol binary files which need to accompany the main *.cfg ones. |
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203 |
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204 tiffs, These tools perform "in vitro" analysis of flash file system |
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205 mokoffs, (FFS) images read out of GSM devices with TI-based firmwares. |
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206 pirffs You can list and extract the FFS content captured as a raw |
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207 flash image, and even perform a few "forensic" operations along |
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208 the lines of reading deleted files and seeing the history of |
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209 FFS modifications. tiffs is the main program, whereas mokoffs |
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210 and pirffs are convenience wrappers for the common FFS |
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211 configurations from Openmoko and Pirelli. |