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tpudrv10.c: beginning to reconstruct the frequency programming function
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 19 Jan 2018 23:18:23 +0000
parents 43dbedde9d80
children 6530fc550836
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43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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1 Running FreeCalypso firmware on Motorola C1xx phones
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2 ====================================================
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3
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4 Before we begin, it needs to be noted that running FreeCalypso fw on a C1xx
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5 phone is very much akin to xenotransplantation: Mot C1xx hardware is an alien
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6 to our FreeCalypso family (our native hw targets are those made by TI, Openmoko
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7 and us, not Motorola or Compal), and our non-Compal-based, non-Mot-based
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8 FreeCalypso fw is equally alien to the C1xx phones. The xenotransplantation
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9 procedure of converting a C1xx phone to FreeCalypso is highly unnatural, and
43dbedde9d80 doc/C1xx-Howto written
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10 involves a large number of cumbersome manual steps - you've been warned.
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11
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12 Preparing the host system
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13 =========================
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14
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15 Firmware flashing on Mot C1xx phones is accomplished through the headset jack
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16 via a special cable. There is no need to disassemble the phone in any way or
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17 to do any soldering or other hardware surgery, but you will need a host system
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18 to run the multitude of special software tools that are involved in the
43dbedde9d80 doc/C1xx-Howto written
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19 procedure. You will need to begin by installing FreeCalypso host tools, and
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20 the current version of the FC-C1xx xenotransplantation procedure (the additions
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21 from the previous version are RF calibration data migration and battery
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22 charging configuration) requires the use of some new features that (as of this
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23 writing) have not yet made it in a packaged release of FC host tools - hence
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24 you will need to install and use the current "bleeding edge" development
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25 version from:
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26
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27 https://bitbucket.org/falconian/freecalypso-tools
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28
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29 You will also need the battery charging configuration files:
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30
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31 https://bitbucket.org/falconian/fc-battery-conf
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32
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33 Run 'make install' in the fc-battery-conf tree to add the battery charging
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34 configuration files to your FC host tools installation under /opt/freecalypso.
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35
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36 Flash backup and data gathering
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37 ===============================
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38
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39 Before you begin the actual conversion of your C1xx phone to FreeCalypso, you
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40 will need to gather the following pieces of information:
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41
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42 * The phone's IMEI - we don't know how to extract it out of Mot/Compal's non-TI
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43 flash data structures, so you will have to reset it manually after the
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44 firmware change. Of course you can set your "new" FreeCalypso IMEI to
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45 whatever you feel like, but if you wish to keep the original factory-assigned
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46 one, you will need to note it down manually, either from the sticker inside
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Mychaela Falconia <falcon@freecalypso.org>
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47 the battery compartment (*very* hard to read!) or by booting the phone up
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48 with its original fw prior to the conversion, entering *#06# and reading it
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49 from the display.
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50
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51 * Your specific phone's factory RF calibration values: you will need to make a
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52 dump of your phone's flash memory (also serves as a backup, always a good
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53 thing to have) with fc-loadtool and extract the numbers of interest with our
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Mychaela Falconia <falcon@freecalypso.org>
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54 c1xx-calextr utility, which is part of the new FC host tools.
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55
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56 * You need to know whether your phone has 900+1800 MHz or 850+1900 MHz bands -
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57 you will need to communicate this information to the new fw after the
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Mychaela Falconia <falcon@freecalypso.org>
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58 conversion. To the best of our knowledge, all C11x/12x and C140 phones have
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59 900+1800 MHz bands, but C139 phones have been made in both versions. On the
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60 phones that have passed through our hands so far, the first two digits of the
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61 IMEI have been 35 on 900+1800 MHz phones and 01 on 850+1900 MHz ones.
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62
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63 * You need to know whether your phone has 2 MiB or 4 MiB flash. To the best of
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Mychaela Falconia <falcon@freecalypso.org>
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64 our knowledge, all C139/140 phones have 4 MiB flash, but C11x have been seen
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Mychaela Falconia <falcon@freecalypso.org>
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65 with both 2 MiB and 4 MiB flashes. The flash memory size will be autodetected
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66 by fc-loadtool as part of making the flash dump.
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67
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68 The Mother's method for keeping track of these per-phone bits of information is
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Mychaela Falconia <falcon@freecalypso.org>
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69 to create a separate directory for each phone with the IMEI as the directory
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70 name; the flash dump and the RF calibration bits extracted from it will then
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71 reside in that directory, while the IMEI is in the name of the directory itself.
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72
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73 Once you have created your per-phone directory and cd'ed into it, you are ready
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74 to run fc-loadtool to capture the flash dump. The phone needs to be off, but
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75 the battery needs to be present and have some charge in it; with the phone off,
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76 connect the serial cable between your host computer and the phone's headset
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77 jack, and run fc-loadtool as follows:
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78
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79 fc-loadtool -h compal -c 1004 /dev/ttyXXX
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80
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81 Change /dev/ttyXXX to the serial or USB-serial device corresponding to your
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82 serial cable. The -c 1004 option (adds a little inefficiency which is required
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83 for C139/140) phones can be omitted if your phone is C11x/12x, but it is also
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84 harmless to always add it. With the serial cable connected, the phone in the
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85 powered-off state and the fc-loadtool process running and waiting for the phone,
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86 press the red power button on the phone - a momentary press is sufficient and
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87 recommended.
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88
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89 Once the phone boots the loadagent code fed to it serially by fc-loadtool and
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90 you land at the loadtool> prompt, issue the following command:
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91
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92 flash dump2bin flashdump.bin
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93
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94 Given this command, fc-loadtool will autodetect whether your phone has 2 MiB or
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95 4 MiB flash, then make a dump of the complete content of this flash memory and
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96 save it in a file named flashdump.bin in the current directory. When this
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97 operation completes, exit the loadtool session with the exit command - it will
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98 also cleanly power the phone off.
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99
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100 The next step is to extract the RF calibration values. Run a command of the
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101 following form:
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102
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103 c1xx-calextr -b rfbin flashdump.bin <offset>
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104
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105 Change <offset> to 0x1FC000 if your phone has 2 MiB flash (the size of
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106 flashdump.bin is 2097152 bytes) or 0x3FC000 if it has 4 MiB flash (the size of
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107 flashdump.bin is 4194304 bytes). The stdout scribbles from c1xx-calextr will
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108 indicate which per-band calibration records it finds (from which you can tell
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109 if the phone has 900+1800 MHz or 850+1900 MHz bands if you didn't have this
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110 knowledge already), and a directory named rfbin will be created, containing the
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111 correct subtree of directories and files which will need to be uploaded into
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112 the new FreeCalypso flash file system (FFS) under /gsm/rf after the firmware
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113 change.
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114
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115 Selecting and building the desired firmware config
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116 ==================================================
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117
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118 There is only one FC Magnetite firmware configuration for C11x/12x phones, but
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119 for the better C139/140 phones there are 3 to choose from:
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120
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121 hybrid-vpm This config is available for both C11x/12x and C139/140
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122 subfamilies, although the actual fw images are different
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123 between the two. In this configuration the converted phone
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124 acts not as an end user phone, but as a voice pseudo-modem that
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125 needs to be controlled by a host computer via a serial cable to
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126 do anything interesting. See the Voice-pseudo-modem article
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127 for more information.
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128
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129 l1reconst-chg This config is available only for the C139/140 subfamily - its
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130 XRAM usage won't fit into C11x's 256 KiB even if your phone has
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parents:
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131 4 MiB flash. This config is also a voice pseudo-modem just like
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 hybrid-vpm, but it uses the older TCS2 version of the G23M PS
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 and ACI firmware components, which may be needed for debugging.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 2092 This config is not a voice pseudo-modem, but includes the demo
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 or prototype or proof-of-concept UI code we've got with our
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 version of TI's TCS211 fw. However, please be warned that this
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 proof-of-concept UI is nowhere close to being practically
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 usable - see the Handset-goal article for more info. Like
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 l1reconst-chg, this config is only available for the C139/140
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 subfamily, not for C11x/12x: not only does it has the same
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 issue of needing large flash and XRAM, but also we have the LCD
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 driver implemented only for the SPI/MicroWire LCD on the C139,
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 not for the I2C one on C11x.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 Thus we have a total of 4 possible build configurations, one for the C11x
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 target and 3 for the C139:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 ./configure.sh c11x hybrid-vpm
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 ./configure.sh c139 hybrid-vpm
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 ./configure.sh c139 l1reconst-chg
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 ./configure.sh c139 2092
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 See the Compiling article for more information on how to compile your own
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 firmware image in one of the above configurations.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 If this is your first time converting a given C1xx phone from its original
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 firmware to FreeCalypso (as opposed to updating from an earlier FC firmware
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 version), you will also need the compal-flash-boot-for-fc.bin bootloader image
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 in addition to the main fw image you just built:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 ftp://ftp.freecalypso.org/pub/GSM/FreeCalypso/compal-flash-boot-for-fc.bin
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 Mot C1xx phones are brickable - because the Calypso boot ROM is disabled by PCB
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 wiring, the ability to reflash a phone with new firmware critically depends on
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 there being a particular kind of boot code in flash sector 0 at all times - a
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 particular kind of boot code that allows the boot process to be interrupted and
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 diverted to external code loaded via the headset jack serial port.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 The FreeCalypso family of projects has adopted one specific version of the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 flash sector 0 boot code (produced by applying a binary patch to one of
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 Compal/Motorola's original versions) for use with all of our firmwares for
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 these phones. We use the same FC-C1xx bootloader on both C11x/12x and C139/140
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 phones: the official bootloader versions are different between the two (and
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 moreover, each particular official fw version comes with its own bootloader
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 version), but the simpler bootloader version which we took from one particular
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 C11x fw version works perfectly well on the C139 as well, hence we've adopted
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 it for all combinations.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 Once you have our compal-flash-boot-for-fc.bin image flashed in sector 0, you
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 can then flash whichever FC firmware image you like at offset 0x10000 without
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 having to touch the dangerous boot sector.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 Converting the phone to FreeCalypso fw
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 ======================================
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 If you are starting with an unhacked C1xx phone running one of the official
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 firmware versions, the procedure for flashing and bringing up FreeCalypso for
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 the first time is as follows - *after* you have done all of the preparatory
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 steps described in the preceding sections:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 * Have your phone's battery fully charged - although you will regain the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 ability to charge it with FreeCalypso fw when the conversion is fully
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 complete (not just the flashing part, but also the subsequent FFS
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 initialization), your phone will not have this charging ability while you are
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 in the middle of the xenotransplantation procedure.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 * Get in with fc-loadtool just like you did when you made the dump of your
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 phone's flash memory for backup and RF calibration data extraction.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 * Once you are in with fc-loadtool, i.e., at the loadtool> prompt, reflash the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 boot sector with the FreeCalypso version:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 loadtool> flash erase-program-boot compal-flash-boot-for-fc.bin
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 * To flash whichever FreeCalypso firmware image you would like to play with,
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 execute the flashing script which the fw build system produced along with the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 actual image:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 loadtool> exec flash-script
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 * Erase the flash sectors to be used for the FFS (flash file system) by
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 FreeCalypso firmwares; the specific command depends on whether your phone has
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 2 MiB or 4 MiB flash. On 2 MiB flash phones:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 loadtool> flash erase 0x1C0000 0x30000
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 Or on 4 MiB flash phones:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 loadtool> flash erase 0x3C0000 0x30000
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 * Exiting fc-loadtool cleanly will cause it to power off the phone:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 loadtool> exit
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 Reflashing between different FreeCalypso firmwares
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 ==================================================
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 By the conventions established in the FreeCalypso family of projects, all of
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 our firmwares for C11x and C139 targets have the following in common:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 * They all stay out of the boot sector and expect to receive control from the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 boot code in the same manner (boot entry point at 0x10058, exception vectors
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 at 0x10000), thus there is no need to reflash the dangerous boot sector when
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 going from one FC firmware to another.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 * They all use the same aftermarket FFS configuration of 3 sectors of 64 KiB
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 each (64x3) at 0x3C0000 on 4 MiB flash phones, or at 0x1C0000 on 2 MiB flash
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 phones. This FFS location is deliberately different from the one used by
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 Mot/Compal's firmwares, eliminating the possibility of one fw trying to use
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 the FFS created by the other, and by putting our FFS toward the end of the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242 flash we maximize the amount of flash space available for our firmware code
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 images. But even though we don't share our FFS with Mot/Compal's official
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 firmwares, we do share the same FFS between all of FreeCalypso firmware
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 projects - thus once you have initialized your FFS (see below) with one FC
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246 firmware version, it will work with the others as well.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 If you need to reflash your C1xx phone from one FC firmware version to another,
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 simply get in with fc-loadtool -h compal (no more need for the inefficient
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 -c 1003 or -c 1004 options or for tfc139) and reflash just the fw image part:
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252 loadtool> exec flash-script
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 First boot of the firmware
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 ==========================
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 Connect the serial cable, but instead of running fc-loadtool, run rvinterf.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 Press the red power button on the phone briefly just like you would for
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259 fc-loadtool entry. Because there is no fc-loadtool running on the host end of
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 the serial cable, the boot path will *not* be diverted in the bootloader, and
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 the main fw image will run - and this time it will be the FreeCalypso firmware
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262 you have compiled and flashed. If the fw you have flashed is the UI demo
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 configuration, the phone must have *NO* SIM in it the first time you boot it.
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 UI-enabled fw configurations automatically bring up the GSM radio and try to
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 connect to the default network on boot if there is a SIM present, and you don't
43dbedde9d80 doc/C1xx-Howto written
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266 want your firmware trying to connect to a real live GSM network when you haven't
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267 initialized your FFS yet. If the fw you have flashed is one of the AT-command-
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268 controlled pseudo-modem configurations, then you don't need to worry if the SIM
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269 is there or not on your first boot - just don't command it to connect to a
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270 network until you have initialized the FFS.
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271
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272 If you have flashed a non-UI firmware version, the phone's LCD will remain dark
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273 as there is no LCD driver code in this firmware, but you will see trace output
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274 in the rvinterf window, telling you that the fw is running.
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275
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276 Before you do anything else, you will need to run fc-fsio and initialize the
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277 aftermarket FFS for our firmware:
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278
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279 fsio> format /
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280 fsio> mk-std-dirs
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281 fsio> set-imeisv fc XXXXXXXX-YYYYYY-ZZ (punctuation optional, place anywhere)
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282 fsio> set-rfcap dual-eu (if you have 900+1800 MHz hardware)
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283 or
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284 fsio> set-rfcap dual-us (if you have 850+1900 MHz hardware)
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285
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286 then additionally:
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287
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288 fsio> upload-subtree rfbin /gsm/rf
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289 fsio> write-charging-config /opt/freecalypso/charging/c1xx/standard
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290
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291 The last two commands are new with the 2018-01 revision of the FC-to-C1xx
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292 xenotransplantation procedure. The upload-subtree command uploads the RF
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293 calibration values which you had extracted earlier with c1xx-calextr (the
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294 instructions assume that you are running from the same directory where the
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295 rfbin directory subtree had been created earlier), and this step is necessary
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296 in order for your phone to continue to transmit at the correct power levels
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297 after the conversion. The write-charging-config command uploads the
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Mychaela Falconia <falcon@freecalypso.org>
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298 configuration settings for the FCHG battery charging driver, without which it
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299 cannot charge the battery; you must have the charging config files from the
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300 fc-battery-conf tree installed under /opt/freecalypso in order for this command
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301 to work as given.
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302
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303 It needs to be noted that the battery charging config settings uploaded with
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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304 fc-fsio write-charging-config take effect only on the next boot cycle of the
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305 firmware, i.e., until the next reboot after the write-charging-config operation,
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306 the firmware won't charge the battery even if there is a charging power source
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Mychaela Falconia <falcon@freecalypso.org>
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307 plugged in.
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308
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309 After you've initialized your FFS as above, you should exit fc-fsio, and your
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310 next steps will depend on which fw configuration you are playing with. If it's
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311 the sans-UI pseudo-modem configuration, run fc-shell and try some AT commands:
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312
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313 AT+CMEE=2 -- enable verbose error responses
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314 AT+CFUN=1 -- enable radio and SIM interfaces
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315 AT+COPS=0 -- register to the default GSM network
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316
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317 When you are done, you can power the phone off by sending a 'poweroff' command
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318 through fc-shell, or you can kill rvinterf and wait for the firmware to power
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319 off by the keepalive timeout after some 60 to 80 s.
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320
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Mychaela Falconia <falcon@freecalypso.org>
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321 If you are playing with the UI demo firmware, after you have initialized your
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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322 FFS, you can power the phone off with the power button, insert a SIM, power it
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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323 back on and play with the primitive UI.
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324
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325 Updating from previous versions
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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326 ===============================
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327
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Mychaela Falconia <falcon@freecalypso.org>
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328 If you had previously initialized your aftermarket FFS using an earlier version
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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329 of these instructions, before we added the RF calibration and charging config
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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330 upload steps, you need to add these bits to your FFS. Update to the latest FC
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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331 host tools, extract the factory RF calibration values from a dump of your
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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332 phone's flash with c1xx-calextr, add the battery charging config files to your
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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333 /opt/freecalypso installation, boot the phone with rvinterf, get in with fc-fsio
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334 and run the last two upload-subtree and write-charging-config commands as above.
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335
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336 Recalibration
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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337 =============
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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338
43dbedde9d80 doc/C1xx-Howto written
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339 In the interest of completeness, it needs to be noted that extracting Motorola's
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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340 original factory RF calibration values and reusing them for FreeCalypso is not
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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341 the only way: the other alternative is to perform a fresh calibration using a
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
342 Rohde&Schwarz CMU200 RF test machine and FreeCalypso RF calibration software
43dbedde9d80 doc/C1xx-Howto written
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343 (fc-rfcal-tools). This approach will yield superior results, but the
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
344 requirement of having a CMU200 instrument which is itself properly calibrated
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
345 and a cabling setup with the right adapters whose insertion loss at particular
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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346 GSM frequencies is precisely known makes this approach feasible only for
43dbedde9d80 doc/C1xx-Howto written
Mychaela Falconia <falcon@freecalypso.org>
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347 professional FreeCalypso service shops, not for ordinary individual users.