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x86, boot: Document intermediates more clearly

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This adds a comment detailing the various intermediate files used to build
the bootable decompression image for the x86 kernel.

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Cc: Matt Fleming <matt.fleming@intel.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Junjie Mao <eternal.n08@gmail.com>
Link: http://lkml.kernel.org/r/20141031162204.GA26268@www.outflux.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Kees Cook 2014-10-31 09:22:04 -07:00 committed by Thomas Gleixner
parent 4f4274af70
commit fb7183ef3c
1 changed files with 12 additions and 0 deletions
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12
arch/x86/boot/compressed/Makefile
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@ -3,6 +3,18 @@
#
# create a compressed vmlinux image from the original vmlinux
#
# vmlinuz is:
# decompression code (*.o)
# asm globals (piggy.S), including:
# vmlinux.bin.(gz|bz2|lzma|...)
#
# vmlinux.bin is:
# vmlinux stripped of debugging and comments
# vmlinux.bin.all is:
# vmlinux.bin + vmlinux.relocs
# vmlinux.bin.(gz|bz2|lzma|...) is:
# (see scripts/Makefile.lib size_append)
# compressed vmlinux.bin.all + u32 size of vmlinux.bin.all
targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
vmlinux.bin.xz vmlinux.bin.lzo vmlinux.bin.lz4