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         @cat $(RTE_SRCDIR)/VERSION
   7
   8 .PHONY: showversionum
   9 showversionum:
  10         @cat $(RTE_SRCDIR)/VERSION | awk -F '.' '{print $$1$$2}'
  11
  12 INSTALL_CONFIGS := $(sort $(filter-out %app-icc,$(filter-out %app-clang,\
  13         $(filter-out %app-gcc,$(filter-out %~,\
  14         $(patsubst $(RTE_SRCDIR)/config/defconfig_%,%,\
  15         $(wildcard $(RTE_SRCDIR)/config/defconfig_*)))))))
  16 INSTALL_TARGETS := $(addsuffix _install,$(INSTALL_CONFIGS))
  17
  18 .PHONY: showconfigs
  19 showconfigs:
  20         @$(foreach CONFIG, $(INSTALL_CONFIGS), echo $(CONFIG);)
  21
  22 .PHONY: notemplate
  23 notemplate:
  24         @printf "No template specified. Use 'make defconfig' or "
  25         @echo "use T=template from the following list:"
  26         @$(MAKE) -rR showconfigs | sed 's,^,  ,'
  27
  28 .PHONY: defconfig
  29 defconfig:
  30         @$(MAKE) config T=$(shell \
  31                 uname -m | awk '{ \
  32                 if ($$0 == "aarch64") { \
  33                         print "arm64-armv8a"} \
  34                 else if ($$0 == "armv7l") { \
  35                         print "arm-armv7a"} \
  36                 else if ($$0 == "ppc64") { \
  37                         print "ppc_64-power8"} \
  38                 else if ($$0 == "amd64") { \
  39                         print "x86_64-native"} \
  40                 else { \
  41                         printf "%s-native", $$0} }' \
  42                 )-$(shell \
  43                 uname | awk '{ \
  44                 if ($$0 == "Linux") { \
  45                         print "linux"} \
  46                 else { \
  47                         print "freebsd"} }' \
  48                 )-$(shell \
  49                 ${CC} --version | grep -o 'cc\|gcc\|icc\|clang' | awk \
  50                 '{ \
  51                 if ($$1 == "cc") { \
  52                         print "gcc" } \
  53                 else { \
  54                         print $$1 } \
  55                 }' \
  56                 )
  57
  58 .PHONY: config
  59 ifeq ($(RTE_CONFIG_TEMPLATE),)
  60 config: notemplate
  61 else
  62 config: $(RTE_OUTPUT)/include/rte_config.h $(RTE_OUTPUT)/Makefile
  63         @echo "Configuration done using" \
  64                 $(patsubst defconfig_%,%,$(notdir $(RTE_CONFIG_TEMPLATE)))
  65 endif
  66
  67 $(RTE_OUTPUT):
  68         $(Q)mkdir -p $@
  69
  70 ifdef NODOTCONF
  71 $(RTE_OUTPUT)/.config: ;
  72 else
  73 # Generate config from template, if there are duplicates keep only the last.
  74 # To do so the temp config is checked for duplicate keys with cut/sort/uniq
  75 # Then for each of those identified duplicates as long as there are more than
  76 # just one left the last match is removed.
  77 # Part of the config includes the version information taken from "VERSION"
  78 # in the repo. This needs to be split into the various parts using sed and awk.
  79 # To ensure correct version comparison, we append ".99" to the version number
  80 # so that the version of a release is higher than that of its rc's.
  81 $(RTE_OUTPUT)/.config: $(RTE_CONFIG_TEMPLATE) FORCE | $(RTE_OUTPUT)
  82         $(Q)if [ "$(RTE_CONFIG_TEMPLATE)" != "" -a -f "$(RTE_CONFIG_TEMPLATE)" ]; then \
  83                 $(CPP) -undef -P -x assembler-with-cpp \
  84                 `cat $(RTE_SRCDIR)/VERSION | \
  85                 sed -e 's/-rc/.-rc./' -e 's/$$/..99/' | \
  86                 awk -F '.' '{print "-D__YEAR="int($$1), "-D__MONTH="int($$2), "-D__MINOR="int($$3), "-D__SUFFIX=\""$$4"\"", "-D__RELEASE="int($$5)}'` \
  87                 -ffreestanding \
  88                 -o $(RTE_OUTPUT)/.config_tmp $(RTE_CONFIG_TEMPLATE) ; \
  89                 config=$$(cat $(RTE_OUTPUT)/.config_tmp) ; \
  90                 echo "$$config" | awk -F '=' 'BEGIN {i=1} \
  91                         /^#/ {pos[i++]=$$0} \
  92                         !/^#/ {if (!s[$$1]) {pos[i]=$$0; s[$$1]=i++} \
  93                                 else {pos[s[$$1]]=$$0}} END \
  94                         {for (j=1; j<i; j++) print pos[j]}' \
  95                         > $(RTE_OUTPUT)/.config_tmp ; \
  96                 if ! cmp -s $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config; then \
  97                         cp $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config ; \
  98                         cp $(RTE_OUTPUT)/.config_tmp $(RTE_OUTPUT)/.config.orig ; \
  99                 fi ; \
 100                 rm -f $(RTE_OUTPUT)/.config_tmp ; \
 101         else \
 102                 $(MAKE) -rRf $(RTE_SDK)/mk/rte.sdkconfig.mk notemplate; \
 103         fi
 104 endif
 105
 106 # generate a Makefile for this build directory
 107 # use a relative path so it will continue to work even if we move the directory
 108 SDK_RELPATH=$(shell $(RTE_SDK)/buildtools/relpath.sh $(abspath $(RTE_SRCDIR)) \
 109                                 $(abspath $(RTE_OUTPUT)))
 110 OUTPUT_RELPATH=$(shell $(RTE_SDK)/buildtools/relpath.sh $(abspath $(RTE_OUTPUT)) \
 111                                 $(abspath $(RTE_SRCDIR)))
 112 $(RTE_OUTPUT)/Makefile: | $(RTE_OUTPUT)
 113         $(Q)$(RTE_SDK)/buildtools/gen-build-mk.sh $(SDK_RELPATH) > $@
 114
 115 # clean installed files, and generate a new config header file
 116 # if NODOTCONF variable is defined, don't try to rebuild .config
 117 $(RTE_OUTPUT)/include/rte_config.h: $(RTE_OUTPUT)/.config
 118         $(Q)rm -rf $(RTE_OUTPUT)/include $(RTE_OUTPUT)/app \
 119                 $(RTE_OUTPUT)/lib \
 120                 $(RTE_OUTPUT)/hostlib $(RTE_OUTPUT)/kmod $(RTE_OUTPUT)/build
 121         $(Q)mkdir -p $(RTE_OUTPUT)/include
 122         $(Q)$(RTE_SDK)/buildtools/gen-config-h.sh $(RTE_OUTPUT)/.config \
 123                 > $(RTE_OUTPUT)/include/rte_config.h
 124
 125 # generate the rte_config.h
 126 .PHONY: headerconfig
 127 headerconfig: $(RTE_OUTPUT)/include/rte_config.h
 128         @true
 129
 130 # check that .config is present, and if yes, check that rte_config.h
 131 # is up to date
 132 .PHONY: checkconfig
 133 checkconfig:
 134         @if [ ! -f $(RTE_OUTPUT)/.config ]; then \
 135                 echo "No .config in build directory"; \
 136                 exit 1; \
 137         fi
 138         $(Q)$(MAKE) -f $(RTE_SDK)/mk/rte.sdkconfig.mk \
 139                 headerconfig NODOTCONF=1
 140
 141 .PHONY: FORCE
 142 FORCE: