annotate doc/Compiling @ 702:900be07de4e8

dl_com.c compiles
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Fri, 03 Oct 2014 03:25:57 +0000
parents aad742029813
children 4fa939eada22
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
463
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 There are 3 parts to the complete FreeCalypso software suite which are built
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 independently of each other:
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4 * The tools that run on a GNU/Linux PC or other host system are the most
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 straightforward: there is a top level Makefile (named Makefile.hosttools if
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 you looking at a development source snapshot, will be renamed to just
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 Makefile in packaged releases of the host tools) that coordinates building
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 and installing all of them.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 * The gsm-fw tree, which will eventually become our main GSM firmware, needs to
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 be built with a GNU cross-compiler toolchain for ARM7. This firmware can be
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 built for several different target devices and with different feature
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 configurations, hence there is no singular build for it - it's more like the
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 Linux kernel in terms of its build configuration management.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16 * We also have a few utilities which need to be compiled to run on Calypso
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
17 targets, but which are not part of gsm-fw; they are gathered in the
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
18 target-utils tree. They are built with the same GNU toolchain for ARM7 as
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19 gsm-fw, but don't have any fancy configuration system.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
21 Building and installing FreeCalypso host tools
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 ==============================================
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 If you are working with a packaged FC host tools release, just run 'make', then
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 'make install' as root. If you are working with a development source snapshot,
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26 do 'make -f Makefile.hosttools' instead.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 The "standard" install directories are /usr/local/bin for binaries and
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29 /usr/local/share/freecalypso for helper files. If you need to change these
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 paths to something else, you'll need to edit a bunch of individual component
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 Makefiles, and possibly also some source files like loadtools/defpath.c -
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 sorry, FreeCalypso is not GNU and does not use autotools.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
33
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
34 Building and installing the ARM7 toolchain
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
35 ==========================================
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 The current "official" GNU ARM toolchain for FreeCalypso consists of
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
38 binutils-2.21.1, gcc-4.5.4 and newlib-2.0.0 with a specific set of patches and
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
39 build configuration options. Build it as follows:
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
40
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
41 1. Download these 3 source tarballs for the standard GNU+newlib components:
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
42
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
43 binutils-2.21.1a.tar.bz2
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
44 gcc-core-4.5.4.tar.bz2
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
45 newlib-2.0.0.tar.gz
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
46
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
47 2. Run the build+install.sh script in the toolchain directory. Read the
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
48 comments in the script first for the usage instructions.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
49
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
50 The toolchain thus built will need to be in your PATH before you can compile
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
51 gsm-fw or target-utils.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
52
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
53 Please note: the toolchain that is prescribed for FreeCalypso as above is
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
54 *believed* to be equivalent to the one used by OsmocomBB, but there are no
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
55 guarantees. Use any other toolchain at your own risk.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
56
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
57 Compiling target-utils
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
58 ======================
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
59
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
60 Running 'make' in the target-utils tree with the ARM7 toolchain present in your
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
61 PATH will result in compalstage and loadagent being built; these are the two
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
62 components needed in order to use FreeCalypso loadtools. Run 'make install' to
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
63 install these target binaries in /usr/local/share/freecalypso, which is where
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
64 loadtools will look for them.
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
65
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
66 Run 'make all' in target-utils to build some other components that aren't
aad742029813 doc/Compiling: everything except gsm-fw
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
67 really needed.