FreeCalypso > hg > freecalypso-tools

annotate INSTALL @ 921:74d284add54d

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fc-fsio: guard against bogus readdir results from the target If the FFS being operated on contains SE K2x0 extended filenames, readdir will return strings that are bad for printing. We need to guard against this possibility, and also against possible other bogosity that could be sent by other alien firmwares.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 31 Dec 2022 22:55:23 +0000
parents f33d050eac6e
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1 Building and installing FreeCalypso host tools
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2 ==============================================
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4 Our FreeCalypso host tools are designed to be installed in the /opt/freecalypso
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5 directory hierarchy on your system. The author of this software is very
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6 old-fashioned and refuses to use autotools (sorry, we aren't GNU), hence
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7 various hard-coded paths under /opt/freecalypso are sprinkled in bazillion
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8 places - thus changing this fixed install location is deemed to be impractical.
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9 See PACKAGING and doc/opt-freecalypso-tree for more notes on this subject.
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11 In order to compile and install our host tools, follow these steps:
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13 1: Run 'make' as a regular user (not root) to compile the software.
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15 2: Decide if you prefer to have the /opt/freecalypso directory and everything
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16 under it to be owned by root or by your non-root uid.
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18 If you prefer /opt/freecalypso to be root-owned:
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20 3A: Run 'make install' as root; the install rule in the
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21 Makefile will do mkdir -p /opt/freecalypso as its first step.
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23 4A: You are done!
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25 If you prefer /opt/freecalypso to be owned by your "regular" non-root uid:
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27 3B: Become root just to create the /opt/freecalypso directory and chown it
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28 to your non-root uid.
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30 4B: Run 'make install' as your regular uid; it should succeed because you
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31 should have made yourself the owner of /opt/freecalypso with full write
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32 permission in the previous step.
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34 5B: You are done!
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36 The host tool binaries will be installed in /opt/freecalypso/bin; you can
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37 either add this directory to your PATH or make symlinks from /usr/bin or
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38 /usr/local/bin or wherever.
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40 Dependencies
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41 ============
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43 All FreeCalypso host tools are written in plain C and have absolutely no
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44 library dependencies beyond libc. In other words, they are very friendly to
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45 those who like bare bones minimalist systems.
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47 The previous dependency on OpenSSL libraries for DES decryption of the factory
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48 IMEI record on the Pirelli DP-L10 has been eliminated by incorporating our own
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49 simple DES implementation (performance is not a concern for the one time
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50 operation of retrieving the factory IMEI) into our rvinterf/etmsync source, and
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51 the functions that require access to Pirelli's IMEI have now been integrated
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52 into fc-fsio.
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54 Previous versions of this FC host tools package included a UI development aid
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55 utility called fc-lcdemu which needs libX11 to compile and an X11 display to
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56 run; this utility has now been moved to a separate freecalypso-ui-dev
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57 repository and is no longer a part of the core FC host tools package.
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59 CC= and CFLAGS= selection
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60 =========================
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62 Our Makefile hierarchy is set up to build with CC=gcc and CFLAGS=-O2 by default.
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63 If you need to change either or both of these selections, you can do it by
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64 adding CC= and/or CFLAGS= on the make invokation line, for example:
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66 make CC=mygcc CFLAGS="-g -O2 -whatever-options"
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68 libserial and Linux specifics
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69 =============================
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71 We have our own private library called libserial which contains our serial port
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72 handling code (serial ports are what we use to talk to Calypso GSM devices),
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73 and this library exists in several different versions. At the top level of our
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74 source tree libserial is a symlink to one of libserial-* versions.
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76 Starting with fc-host-tools-r7, the default version of libserial (i.e., the
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77 version to which the libserial symlink points in the official release source)
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78 is libserial-linux. This version of libserial has the advantage of supporting
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79 high GSM baud rates (see doc/High-speed-serial) with FTDI adapters without
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80 needing a dirty patch to the in-kernel driver, but it comes at the price of
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81 being very specific to Linux. If you would like to run FreeCalypso host tools
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82 under FreeBSD, illumos or some other alternative-to-Linux OS, see the section
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83 titled "Support for other Unix flavors" in the doc/High-speed-serial article.
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84
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85 Target binaries
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86 ===============
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87
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88 If you are installing a packaged release of FreeCalypso host tools, there will
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89 be a number of prebuilt target binaries (code to be run on the Calypso ARM7
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90 processor) in the target-bin directory; when you run make install as instructed
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91 above, these target binaries will be installed in /opt/freecalypso/target-bin.
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92 Otherwise, you will need to compile them yourself using an ARM7 toolchain as
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93 detailed below.
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94
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95 Building and installing the ARM7 toolchain
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96 ==========================================
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97
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98 The current "official" GNU ARM toolchain for FreeCalypso consists of
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99 binutils-2.21.1, gcc-4.5.4 and newlib-2.0.0 with a specific set of patches and
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100 build configuration options. This toolchain is used to compile target-utils in
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101 this package as well as our separately-maintained experimental FC Selenite
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102 firmware. (Our production firmwares are currently built with TI's TMS470
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103 toolchain instead.) Build it as follows:
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105 1. Download these 3 source tarballs for the standard GNU+newlib components:
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106
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107 binutils-2.21.1a.tar.bz2
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108 gcc-core-4.5.4.tar.bz2
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109 newlib-2.0.0.tar.gz
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111 2. Run the build+install.sh script in the toolchain directory. Read the
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112 comments in the script first for the usage instructions.
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114 The toolchain thus built will need to be in your PATH before you can compile
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115 target-utils or FC Selenite. The officially recommended install location for
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116 this toolchain is /opt/freecalypso/gcc.
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117
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118 Please note: the toolchain that is prescribed for FreeCalypso as above is
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119 *believed* to be equivalent to the one used by OsmocomBB, but there are no
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120 guarantees. Use any other toolchain at your own risk.
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121
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122 Compiling target-utils
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123 ======================
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124
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125 Running 'make' in the target-utils tree with the ARM7 toolchain present in your
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126 PATH will result in several target binaries being built, including compalstage
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127 and loadagent which are needed in order to use FreeCalypso loadtools. Run
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128 'make install' to install these target binaries in /opt/freecalypso/target-bin,
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129 which is where loadtools will look for them.
0
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130
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131 Run 'make all' in target-utils to build some additional target code pieces that
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132 are needed only for development and only very rarely.
475
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133
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134 Staged installs
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135 ===============
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136
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137 As already explained above, our FC host tools need to be installed under
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138 /opt/freecalypso on your system in order to function correctly, and this runtime
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139 location is not changeable. However, some users have requested an ability to
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140 do a staged install: have the 'make install' operation install the finished
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141 tree of files in some staging location, with the expectation that it will be
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142 subsequently moved to /opt/freecalypso by some other mechanism. One use case
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143 that has been presented to us was automated building of binary distribution
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144 packages on a build host where writing to /opt/freecalypso is not allowed.
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145
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146 If you need to make a staged install of this sort, you can do it like this:
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147
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148 make install INSTALL_PREFIX=/home/me/my-fc-staging-area
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149
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150 Please note that this INSTALL_PREFIX= scheme changes *only* the location where
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151 'make install' will deposit the installable files; it does NOT change the
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152 location where our programs will look for other programs and helper files: the
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153 latter location is hard-coded as /opt/freecalypso is bazillion places throughout
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154 our code base.