diff options
Diffstat (limited to 'include/target.mk')
-rw-r--r-- | include/target.mk | 62 |
1 files changed, 48 insertions, 14 deletions
diff --git a/include/target.mk b/include/target.mk index e1f4dc6..f673f95 100644 --- a/include/target.mk +++ b/include/target.mk @@ -108,27 +108,61 @@ GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(if $(wildcard $(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER)) GENERIC_FILES_DIR := $(foreach dir,$(wildcard $(GENERIC_PLATFORM_DIR)/files $(GENERIC_PLATFORM_DIR)/files-$(KERNEL_PATCHVER)),"$(dir)") -GENERIC_LINUX_CONFIG?=$(firstword $(wildcard $(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER) $(GENERIC_PLATFORM_DIR)/config-default)) -LINUX_CONFIG?=$(firstword $(wildcard $(foreach subdir,$(PLATFORM_DIR) $(PLATFORM_SUBDIR),$(subdir)/config-$(KERNEL_PATCHVER) $(subdir)/config-default)) $(PLATFORM_DIR)/config-$(KERNEL_PATCHVER)) -LINUX_SUBCONFIG?=$(if $(SHARED_LINUX_CONFIG),,$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))) -ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG)) - LINUX_SUBCONFIG:= +__config_name_list = $(1)/config-$(KERNEL_PATCHVER) $(1)/config-default +__config_list = $(firstword $(wildcard $(call __config_name_list,$(1)))) +find_kernel_config=$(if $(__config_list),$(__config_list),$(lastword $(__config_name_list))) + +GENERIC_LINUX_CONFIG:=$(call find_kernel_config,$(GENERIC_PLATFORM_DIR)) +LINUX_TARGET_CONFIG:=$(call find_kernel_config,$(PLATFORM_DIR)) +ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR)) + LINUX_SUBTARGET_CONFIG:=$(call find_kernel_config,$(PLATFORM_SUBDIR)) endif -LINUX_CONFCMD=$(if $(LINUX_CONFIG), \ - $(if $(GENERIC_LINUX_CONFIG),,$(error The generic kernel config for your kernel version is missing)) \ - $(if $(LINUX_CONFIG),,$(error The target kernel config for your kernel version is missing)) \ - $(SCRIPT_DIR)/kconfig.pl \ - + $(GENERIC_LINUX_CONFIG) \ - $(if $(LINUX_SUBCONFIG),+ $(LINUX_CONFIG) $(LINUX_SUBCONFIG),$(LINUX_CONFIG)), \ - true) + +# config file list used for compiling +LINUX_KCONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config) + +# default config list for reconfiguring +# defaults to subtarget if subtarget exists and target does not +# defaults to target otherwise +ifeq ($(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1)),1) + LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG)) + LINUX_RECONFIG_TARGET := $(LINUX_SUBTARGET_CONFIG) +else + LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG)) + LINUX_RECONFIG_TARGET := $(LINUX_TARGET_CONFIG) +endif + +# select the config file to be cahnged by kernel_menuconfig/kernel_oldconfig +ifeq ($(CONFIG_TARGET),platform) + LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG)) + LINUX_RECONFIG_TARGET := $(LINUX_TARGET_CONFIG) +endif +ifeq ($(CONFIG_TARGET),subtarget) + ifeq ($(wildcard $(LINUX_SUBTARGET_CONFIG)),) + $(error Subtarget not available, cannot reconfigure) + else + LINUX_RECONFIG_LIST := $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG)) + LINUX_RECONFIG_TARGET := $(LINUX_SUBTARGET_CONFIG) + endif +endif +ifeq ($(CONFIG_TARGET),env) + LINUX_RECONFIG_LIST := $(LINUX_KCONFIG_LIST) + LINUX_RECONFIG_TARGET := $(TOPDIR)/env/kernel-config +endif + +__linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1) + +LINUX_CONF_CMD = $(call __linux_confcmd,$(LINUX_KCONFIG_LIST),) +LINUX_RECONF_CMD = $(call __linux_confcmd,$(LINUX_RECONFIG_LIST),) +LINUX_RECONF_DIFF = $(call __linux_confcmd,$(filter-out $(LINUX_RECONFIG_TARGET),$(LINUX_RECONFIG_LIST)),'>') ifeq ($(DUMP),1) BuildTarget=$(BuildTargets/DumpCurrent) ifneq ($(BOARD),) TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID)) - $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) $(LINUX_SUBCONFIG) - $(LINUX_CONFCMD) > $@ || rm -f $@ + $(TMP_CONFIG): $(LINUX_KCONFIG_LIST) + $(LINUX_CONF_CMD) > $@ || rm -f $@ -include $(TMP_CONFIG) .SILENT: $(TMP_CONFIG) .PRECIOUS: $(TMP_CONFIG) |