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2a7548129f
PD#SWPL-31258 Problem: Kernel RO data is too large, about 4.5mb on 32bit and 5.9mb on 64bit kernel Solution: 1, optimize kallsyms compress code. This can help to increase about 18% of compress ratio and save about 200 ~ 500KB under different config. Signed-off-by: Tao Zeng <tao.zeng@amlogic.com> Change-Id: I4c058fbb22d89bc50c81fa3266ee0f7613f076f2 Signed-off-by: Tao Zeng <tao.zeng@amlogic.com>
55 lines
1.9 KiB
Makefile
55 lines
1.9 KiB
Makefile
###
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# scripts contains sources for various helper programs used throughout
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# the kernel for the build process.
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# ---------------------------------------------------------------------------
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# kallsyms: Find all symbols in vmlinux
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# pnmttologo: Convert pnm files to logo files
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# conmakehash: Create chartable
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# conmakehash: Create arrays for initializing the kernel console tables
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# docproc: Used in Documentation/DocBook
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# check-lc_ctype: Used in Documentation/DocBook
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HOST_EXTRACFLAGS += -I$(srctree)/tools/include
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#ifdef CONFIG_AMLOGIC_MODIFY
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hostprogs-$(CONFIG_KALLSYMS) += kallsyms_aml
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#else
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hostprogs-$(CONFIG_KALLSYMS) += kallsyms
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#endf
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hostprogs-$(CONFIG_LOGO) += pnmtologo
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hostprogs-$(CONFIG_VT) += conmakehash
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hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
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hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
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hostprogs-$(CONFIG_ASN1) += asn1_compiler
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hostprogs-$(CONFIG_MODULE_SIG) += sign-file
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hostprogs-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
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hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
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HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
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HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
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HOSTLOADLIBES_sign-file = -lcrypto
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HOSTLOADLIBES_extract-cert = -lcrypto
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always := $(hostprogs-y) $(hostprogs-m)
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# The following hostprogs-y programs are only build on demand
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hostprogs-y += unifdef docproc check-lc_ctype
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# These targets are used internally to avoid "is up to date" messages
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PHONY += build_unifdef build_docproc build_check-lc_ctype
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build_unifdef: $(obj)/unifdef
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@:
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build_docproc: $(obj)/docproc
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@:
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build_check-lc_ctype: $(obj)/check-lc_ctype
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@:
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subdir-$(CONFIG_MODVERSIONS) += genksyms
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subdir-y += mod
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subdir-$(CONFIG_SECURITY_SELINUX) += selinux
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subdir-$(CONFIG_DTC) += dtc
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subdir-$(CONFIG_GDB_SCRIPTS) += gdb
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# Let clean descend into subdirs
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subdir- += basic kconfig package gcc-plugins
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