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| author | Sam Ravnborg <sam@ravnborg.org> | 2012-05-05 10:18:42 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.cz> | 2012-05-05 21:19:33 +0200 |
| commit | d27579a273d62cdb9436b7f1e5f7e247e987389c (patch) | |
| tree | 18a6a5b046a6a705aa196eb92b9feb1ee1780f2f /Documentation/kbuild/kbuild.txt | |
| parent | kbuild: link of vmlinux moved to a script (diff) | |
| download | linux-d27579a273d62cdb9436b7f1e5f7e247e987389c.tar.xz linux-d27579a273d62cdb9436b7f1e5f7e247e987389c.zip | |
kbuild: document KBUILD_LDS, KBUILD_VMLINUX_{INIT,MAIN} and LDFLAGS_vmlinux
Newly exported variables - used by link-vmlinux.sh
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'Documentation/kbuild/kbuild.txt')
| -rw-r--r-- | Documentation/kbuild/kbuild.txt | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt index 68e32bb6bd80..6466704d47b5 100644 --- a/Documentation/kbuild/kbuild.txt +++ b/Documentation/kbuild/kbuild.txt @@ -50,6 +50,10 @@ LDFLAGS_MODULE -------------------------------------------------- Additional options used for $(LD) when linking modules. +LDFLAGS_vmlinux +-------------------------------------------------- +Additional options passed to final link of vmlinux. + KBUILD_VERBOSE -------------------------------------------------- Set the kbuild verbosity. Can be assigned same values as "V=...". @@ -214,3 +218,18 @@ KBUILD_BUILD_USER, KBUILD_BUILD_HOST These two variables allow to override the user@host string displayed during boot and in /proc/version. The default value is the output of the commands whoami and host, respectively. + +KBUILD_LDS +-------------------------------------------------- +The linker script with full path. Assigned by the top-level Makefile. + +KBUILD_VMLINUX_INIT +-------------------------------------------------- +All object files for the init (first) part of vmlinux. +Files specified with KBUILD_VMLINUX_INIT are linked first. + +KBUILD_VMLINUX_MAIN +-------------------------------------------------- +All object files for the main part of vmlinux. +KBUILD_VMLINUX_INIT and KBUILD_VMLINUX_MAIN together specify +all the object files used to link vmlinux. |