X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/900c05f6e102b84281efcd2fc5297b72d9253ba7..a55ecbe1b9dc14b63f9ab74d4a319c73015a2dae:/include/kernel-build.mk diff --git a/include/kernel-build.mk b/include/kernel-build.mk index 82b0bcff2..7c5d1fbe9 100644 --- a/include/kernel-build.mk +++ b/include/kernel-build.mk @@ -7,14 +7,11 @@ include $(INCLUDE_DIR)/host.mk include $(INCLUDE_DIR)/prereq.mk -ifneq ($(DUMP),1) - override MAKEFLAGS= -endif - ifneq ($(DUMP),1) all: compile endif +export QUILT=1 STAMP_PREPARED:=$(LINUX_DIR)/.prepared STAMP_CONFIGURED:=$(LINUX_DIR)/.configured include $(INCLUDE_DIR)/download.mk @@ -48,6 +45,7 @@ define Download/kernel endef define BuildKernel + $(if $(QUILT),$(Build/Quilt)) $(if $(LINUX_SITE),$(call Download,kernel)) $(STAMP_PREPARED): $(DL_DIR)/$(LINUX_SOURCE) @@ -56,6 +54,28 @@ define BuildKernel $(Kernel/Prepare) touch $$@ + $(KERNEL_BUILD_DIR)/symtab.txt: FORCE + find $(LINUX_DIR) $(STAGING_DIR_ROOT)/lib/modules -name \*.ko | \ + xargs $(TARGET_CROSS)nm | \ + awk '$$$$1 == "U" { print $$$$2 } ' | \ + sort -u > $$@ + + $(KERNEL_BUILD_DIR)/symtab.h: $(KERNEL_BUILD_DIR)/symtab.txt + ( \ + echo '#define SYMTAB_KEEP \'; \ + cat $(KERNEL_BUILD_DIR)/symtab.txt | \ + awk '{print "*(__ksymtab." $$$$1 ") \\" }'; \ + echo; \ + echo '#define SYMTAB_KEEP_GPL \'; \ + cat $(KERNEL_BUILD_DIR)/symtab.txt | \ + awk '{print "*(__ksymtab_gpl." $$$$1 ") \\" }'; \ + echo; \ + echo '#define SYMTAB_KEEP_STR \'; \ + cat $(KERNEL_BUILD_DIR)/symtab.txt | \ + awk '{print "*(__ksymtab_strings." $$$$1 ") \\" }'; \ + echo; \ + ) > $$@ + $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config $(Kernel/Configure) touch $$@ @@ -64,7 +84,7 @@ define BuildKernel $(Kernel/CompileModules) touch $$@ - $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) FORCE + $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) $(if $(CONFIG_STRIP_KERNEL_EXPORTS),$(KERNEL_BUILD_DIR)/symtab.h) FORCE $(Kernel/CompileImage) touch $$@ @@ -79,27 +99,23 @@ define BuildKernel compile: $(LINUX_DIR)/.modules $(MAKE) -C image compile TARGET_BUILD= - oldconfig menuconfig: $(STAMP_PREPARED) FORCE + oldconfig menuconfig: $(STAMP_PREPARED) $(STAMP_CHECKED) FORCE + [ -e "$(LINUX_CONFIG)" ] || touch "$(LINUX_CONFIG)" $(LINUX_CONFCMD) > $(LINUX_DIR)/.config - $(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) $$@ - $(SCRIPT_DIR)/kconfig.pl '>' $(GENERIC_LINUX_CONFIG) $(LINUX_DIR)/.config > $(LINUX_CONFIG) + touch $(LINUX_CONFIG) + $(_SINGLE)$(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) $$@ + $(SCRIPT_DIR)/kconfig.pl '>' $(if $(LINUX_SUBCONFIG),'+' $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG),$(GENERIC_LINUX_CONFIG)) \ + $(LINUX_DIR)/.config > $(if $(LINUX_SUBCONFIG),$(LINUX_SUBCONFIG),$(LINUX_CONFIG)) $(Kernel/Configure) install: $(LINUX_DIR)/.image - TARGET_BUILD="" $(MAKE) -C image compile install + +$(MAKE) -C image compile install TARGET_BUILD= clean: FORCE rm -rf $(KERNEL_BUILD_DIR) - rebuild: FORCE - @$(MAKE) mostlyclean - @if [ -f $(LINUX_KERNEL) ]; then \ - $(MAKE) clean; \ - fi - @$(MAKE) compile - image-prereq: - $(SUBMAKE) -s -C image prereq TARGET_BUILD= + @+$(NO_TRACE_MAKE) -s -C image prereq TARGET_BUILD= prereq: image-prereq