kconfig/kconfig.mk
author Zhenqiang Chen <zhenqiang.chen@linaro.org>
Mon Dec 30 23:15:02 2013 +0100 (2013-12-30)
changeset 3261 3b61be3d7aa6
parent 3167 15f57d843296
permissions -rw-r--r--
kernel/linux: prepare for arch whose kenel name is not the standard name

For some architectures, the kernel architecture name is not the common
name of the architecture for other tools.

For example: ARM 64-bit is commonly referenced as aarch64, but the kernel
calls it arm64.

Signed-off-by: Michael Hope <michael.hope@linaro.org>
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
[yann.morin.1998@free.fr: split out of the aarch64 patch]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
     1 # ===========================================================================
     2 # crosstool-NG configuration targets
     3 # These targets are used from top-level makefile
     4 
     5 #-----------------------------------------------------------
     6 # The configurators rules
     7 
     8 configurators = menuconfig nconfig oldconfig savedefconfig defconfig
     9 PHONY += $(configurators)
    10 
    11 $(configurators): config_files
    12 
    13 # We need CONF for savedefconfig in scripts/saveSample.sh
    14 export CONF  := $(CT_LIB_DIR)/kconfig/conf
    15 MCONF := $(CT_LIB_DIR)/kconfig/mconf
    16 NCONF := $(CT_LIB_DIR)/kconfig/nconf
    17 
    18 menuconfig:
    19 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
    20 	$(SILENT)$(MCONF) $(KCONFIG_TOP)
    21 
    22 nconfig:
    23 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
    24 	$(SILENT)$(NCONF) $(KCONFIG_TOP)
    25 
    26 oldconfig: .config
    27 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
    28 	$(SILENT)$(CONF) --silent$@ $(KCONFIG_TOP)
    29 
    30 savedefconfig: .config
    31 	@$(ECHO) '  GEN   $@'
    32 	$(SILENT)$(CONF) --savedefconfig=$${DEFCONFIG-defconfig} $(KCONFIG_TOP)
    33 
    34 defconfig:
    35 	@$(ECHO) '  CONF  $@'
    36 	$(SILENT)$(CONF) --defconfig=$${DEFCONFIG-defconfig} $(KCONFIG_TOP)
    37 
    38 # Always be silent, the stdout an be >.config
    39 extractconfig:
    40 	@$(awk) 'BEGIN { dump=0; }                                                  \
    41 	         dump==1 && $$0~/^\[.....\][[:space:]]+(# |)CT_/ {                  \
    42 	             $$1="";                                                        \
    43 	             gsub("^[[:space:]]","");                                       \
    44 	             print;                                                         \
    45 	         }                                                                  \
    46 	         $$0~/Dumping user-supplied crosstool-NG configuration: done in/ {  \
    47 	             dump=0;                                                        \
    48 	         }                                                                  \
    49 	         $$0~/Dumping user-supplied crosstool-NG configuration$$/ {         \
    50 	             dump=1;                                                        \
    51 	         }'
    52 
    53 #-----------------------------------------------------------
    54 # Help text used by make help
    55 
    56 help-config::
    57 	@echo  '  menuconfig         - Update current config using a menu based program'
    58 	@echo  '  oldconfig          - Update current config using a provided .config as base'
    59 	@echo  '  extractconfig      - Extract to stdout the configuration items from a'
    60 	@echo  '                       build.log file piped to stdin'
    61 	@echo  '  savedefconfig      - Save current config as a mini-defconfig to $${DEFCONFIG}'
    62 	@echo  '  defconfig          - Update config from a mini-defconfig $${DEFCONFIG}'
    63 	@echo  '                       (default: $${DEFCONFIG}=./defconfig)'