define Kernel/CompileImage
$(call Kernel/CompileImage/Default)
+ $(call Kernel/CompileImage/Initramfs)
endef
define Kernel/Clean
$(Kernel/Prepare)
touch $$@
- $(KERNEL_BUILD_DIR)/symtab.txt: FORCE
+ $(KERNEL_BUILD_DIR)/symtab.h: FORCE
+ rm -f $(KERNEL_BUILD_DIR)/symtab.h
+ touch $(KERNEL_BUILD_DIR)/symtab.h
+ +$(MAKE) $(KERNEL_MAKEOPTS) vmlinux
find $(LINUX_DIR) $(STAGING_DIR_ROOT)/lib/modules -name \*.ko | \
xargs $(TARGET_CROSS)nm | \
awk '$$$$1 == "U" { print $$$$2 } ' | \
- sort -u > $$@
-
- $(KERNEL_BUILD_DIR)/symtab.h: $(KERNEL_BUILD_DIR)/symtab.txt
+ sort -u > $(KERNEL_BUILD_DIR)/mod_symtab.txt
+ $(TARGET_CROSS)nm -n $(LINUX_DIR)/vmlinux.o | grep ' r __ksymtab' | sed -e 's,........ r __ksymtab_,,' > $(KERNEL_BUILD_DIR)/kernel_symtab.txt
+ grep -f $(KERNEL_BUILD_DIR)/mod_symtab.txt $(KERNEL_BUILD_DIR)/kernel_symtab.txt > $(KERNEL_BUILD_DIR)/sym_include.txt
+ grep -vf $(KERNEL_BUILD_DIR)/mod_symtab.txt $(KERNEL_BUILD_DIR)/kernel_symtab.txt > $(KERNEL_BUILD_DIR)/sym_exclude.txt
( \
echo '#define SYMTAB_KEEP \'; \
- cat $(KERNEL_BUILD_DIR)/symtab.txt | \
- awk '{print "*(__ksymtab." $$$$1 ") \\" }'; \
+ cat $(KERNEL_BUILD_DIR)/sym_include.txt | \
+ awk '{print "KEEP(*(___ksymtab+" $$$$1 ")) \\" }'; \
echo; \
echo '#define SYMTAB_KEEP_GPL \'; \
- cat $(KERNEL_BUILD_DIR)/symtab.txt | \
- awk '{print "*(__ksymtab_gpl." $$$$1 ") \\" }'; \
+ cat $(KERNEL_BUILD_DIR)/sym_include.txt | \
+ awk '{print "KEEP(*(___ksymtab_gpl+" $$$$1 ")) \\" }'; \
+ echo; \
+ echo '#define SYMTAB_DISCARD \'; \
+ cat $(KERNEL_BUILD_DIR)/sym_exclude.txt | \
+ awk '{print "*(___ksymtab+" $$$$1 ") \\" }'; \
echo; \
- echo '#define SYMTAB_KEEP_STR \'; \
- cat $(KERNEL_BUILD_DIR)/symtab.txt | \
- awk '{print "*(__ksymtab_strings." $$$$1 ") \\" }'; \
+ echo '#define SYMTAB_DISCARD_GPL \'; \
+ cat $(KERNEL_BUILD_DIR)/sym_exclude.txt | \
+ awk '{print "*(___ksymtab_gpl+" $$$$1 ") \\" }'; \
echo; \
) > $$@