mk/rte.sdkconfig.mk

   1 # SPDX-License-Identifier: BSD-3-Clause
   2 # Copyright(c) 2010-2014 Intel Corporation
   3
   4 .PHONY: showversion
   5 showversion:
   6         @set -- \
   7                 $$(sed -rne 's,^#define RTE_VER_[A-Z_]*[[:space:]]+([0-9]+).*,\1,p' \
   8                         -e 's,^#define RTE_VER_SUFFIX[[:space:]]+"(.*)",\1,p' \
   9                         $(RTE_SRCDIR)/lib/librte_eal/common/include/rte_version.h) ;\
  10                 printf '%d.%02d.%d' "$$1" "$$2" "$$3"; \
  11                 if [ -z "$$5" ]; then echo; \
  12                 else printf '%s' "$$4"; \
  13                         if [ $$5 -lt 16 ] ; then echo $$5; \
  14                         else echo $$(($$5 - 16)); fi; \
  15                 fi
  16
  17 .PHONY: showversionum
  18 showversionum:
  19         @set -- \
  20                 $$(sed -rne 's,^#define RTE_VER_[A-Z_]*[[:space:]]+([0-9]+).*,\1,p' \
  21                         $(RTE_SRCDIR)/lib/librte_eal/common/include/rte_version.h); \
  22                 printf '%02d%02d\n' "$$1" "$$2"
  23
  24 INSTALL_CONFIGS := $(sort $(filter-out %~,\
  25         $(patsubst $(RTE_SRCDIR)/config/defconfig_%,%,\
  26         $(wildcard $(RTE_SRCDIR)/config/defconfig_*))))
  27 INSTALL_TARGETS := $(addsuffix _install,$(INSTALL_CONFIGS))
  28
  29 .PHONY: showconfigs
  30 showconfigs:
  31         @$(foreach CONFIG, $(INSTALL_CONFIGS), echo $(CONFIG);)
  32
  33 .PHONY: notemplate
  34 notemplate:
  35         @printf "No template specified. Use 'make defconfig' or "
  36         @echo "use T=template from the following list:"
  37         @$(MAKE) -rR showconfigs | sed 's,^,  ,'
  38
  39
  40 .PHONY: defconfig
  41 defconfig:
  42         @$(MAKE) config T=$(shell \
  43                 uname -m | awk '{ \
  44                 if ($$0 == "aarch64") { \
  45                         print "arm64-armv8a"} \
  46                 else if ($$0 == "armv7l") { \
  47                         print "arm-armv7a"} \
  48                 else if ($$0 == "ppc64") { \
  49                         print "ppc_64-power8"} \
  50                 else { \
  51                         printf "%s-native", $$0} }')-$(shell \
  52                 uname | awk '{ \
  53                 if ($$0 == "Linux") { \
  54                         print "linuxapp"} \
  55                 else { \
  56                         print "bsdapp"} }')-$(shell \
  57                 ${CC} -v 2>&1 | \
  58                 grep " version " | cut -d ' ' -f 1)
  59
  60 .PHONY: config
  61 ifeq ($(RTE_CONFIG_TEMPLATE),)
  62 config: notemplate
  63 else
  64 config: $(RTE_OUTPUT)/include/rte_config.h $(RTE_OUTPUT)/Makefile
  65         @echo "Configuration done using" \
  66                 $(patsubst defconfig_%,%,$(notdir $(RTE_CONFIG_TEMPLATE)))
  67 endif
  68
  69 $(RTE_OUTPUT):
  70         $(Q)mkdir -p $@
  71
  72 ifdef NODOTCONF
  73 $(RTE_OUTPUT)/.config: ;
  74 else
  75 # Generate config from template, if there are duplicates keep only the last.
  76 # To do so the temp config is checked for duplicate keys with cut/sort/uniq
  77 # Then for each of those identified duplicates as long as there are more than
  78 # just one left the last match is removed.
  79 $(RTE_OUTPUT)/.config: $(RTE_CONFIG_TEMPLATE) FORCE | $(RTE_OUTPUT)
  80         $(Q)if [ "$(RTE_CONFIG_TEMPLATE)" != "" -a -f "$(RTE_CONFIG_TEMPLATE)" ]; then \
  81                 $(CPP) -undef -P -x assembler-with-cpp \
  82                 -ffreestanding \
  83                 -o $(RTE_OUTPUT)/.config_tmp $(RTE_CONFIG_TEMPLATE) ; \
  84                 config=$$(cat $(RTE_OUTPUT)/.config_tmp) ; \
  85                 echo "$$config" | awk -F '=' 'BEGIN {i=1} \
  86                         /^#/ {pos[i++]=$$0} \
  87                         !/^#/ {if (!s[$$1]) {pos[i]=$$0; s[$$1]=i++} \
  88                                 else {pos[s[$$1]]=$$0}} END \
  89                         {for (j=1; j<i; j++) print pos[j]}' \
  90                         > $(RTE_OUTPUT)/.config_tmp ; \
  91                 if ! cmp -s $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config; then \
  92                         cp $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config ; \
  93                         cp $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config.orig ; \
  94                 fi ; \
  95                 rm -f $(RTE_OUTPUT)/.config_tmp ; \
  96         else \
  97                 $(MAKE) -rRf $(RTE_SDK)/mk/rte.sdkconfig.mk notemplate; \
  98         fi
  99 endif
 100
 101 # generate a Makefile for this build directory
 102 # use a relative path so it will continue to work even if we move the directory
 103 SDK_RELPATH=$(shell $(RTE_SDK)/buildtools/relpath.sh $(abspath $(RTE_SRCDIR)) \
 104                                 $(abspath $(RTE_OUTPUT)))
 105 OUTPUT_RELPATH=$(shell $(RTE_SDK)/buildtools/relpath.sh $(abspath $(RTE_OUTPUT)) \
 106                                 $(abspath $(RTE_SRCDIR)))
 107 $(RTE_OUTPUT)/Makefile: | $(RTE_OUTPUT)
 108         $(Q)$(RTE_SDK)/buildtools/gen-build-mk.sh $(SDK_RELPATH) $(OUTPUT_RELPATH) \
 109                 > $(RTE_OUTPUT)/Makefile
 110
 111 # clean installed files, and generate a new config header file
 112 # if NODOTCONF variable is defined, don't try to rebuild .config
 113 $(RTE_OUTPUT)/include/rte_config.h: $(RTE_OUTPUT)/.config
 114         $(Q)rm -rf $(RTE_OUTPUT)/include $(RTE_OUTPUT)/app \
 115                 $(RTE_OUTPUT)/lib \
 116                 $(RTE_OUTPUT)/hostlib $(RTE_OUTPUT)/kmod $(RTE_OUTPUT)/build
 117         $(Q)mkdir -p $(RTE_OUTPUT)/include
 118         $(Q)$(RTE_SDK)/buildtools/gen-config-h.sh $(RTE_OUTPUT)/.config \
 119                 > $(RTE_OUTPUT)/include/rte_config.h
 120
 121 # generate the rte_config.h
 122 .PHONY: headerconfig
 123 headerconfig: $(RTE_OUTPUT)/include/rte_config.h
 124         @true
 125
 126 # check that .config is present, and if yes, check that rte_config.h
 127 # is up to date
 128 .PHONY: checkconfig
 129 checkconfig:
 130         @if [ ! -f $(RTE_OUTPUT)/.config ]; then \
 131                 echo "No .config in build directory"; \
 132                 exit 1; \
 133         fi
 134         $(Q)$(MAKE) -f $(RTE_SDK)/mk/rte.sdkconfig.mk \
 135                 headerconfig NODOTCONF=1
 136
 137 .PHONY: FORCE
 138 FORCE: