LXR linux/scripts/Makefile.fwinst

   1# ==========================================================================
   2# Installing firmware
   3#
   4# We don't include the .config, so all firmware files are in $(fw-shipped-)
   5# rather than in $(fw-shipped-y) or $(fw-shipped-m).
   6# ==========================================================================
   7
   8INSTALL := install
   9src := $(obj)
  10
  11# For modules_install installing firmware, we want to see .config
  12# But for firmware_install, we don't care, but don't want to require it.
  13-include $(objtree)/.config
  14
  15include scripts/Kbuild.include
  16include $(src)/Makefile
  17
  18include scripts/Makefile.host
  19
  20mod-fw := $(fw-shipped-m)
  21# If CONFIG_FIRMWARE_IN_KERNEL isn't set, then install the
  22# firmware for in-kernel drivers too.
  23ifndef CONFIG_FIRMWARE_IN_KERNEL
  24mod-fw += $(fw-shipped-y)
  25endif
  26
  27ifneq ($(KBUILD_SRC),)
  28# Create output directory if not already present
  29_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
  30
  31firmware-dirs := $(sort $(addprefix $(objtree)/$(obj)/,$(dir $(fw-external-y) $(fw-shipped-all))))
  32# Create directories for firmware in subdirectories
  33_dummy := $(foreach d,$(firmware-dirs), $(shell [ -d $(d) ] || mkdir -p $(d)))
  34endif
  35
  36installed-mod-fw := $(addprefix $(INSTALL_FW_PATH)/,$(mod-fw))
  37
  38installed-fw := $(addprefix $(INSTALL_FW_PATH)/,$(fw-shipped-all))
  39
  40quiet_cmd_install = INSTALL $(subst $(srctree)/,,$@)
  41      cmd_install = mkdir -p $(@D); $(INSTALL) -m0644 $< $@
  42
  43$(installed-fw): $(INSTALL_FW_PATH)/%: $(obj)/%
  44        $(call cmd,install)
  45
  46PHONY +=  __fw_install __fw_modinst FORCE
  47
  48.PHONY: $(PHONY)
  49
  50__fw_install: $(installed-fw)
  51
  52__fw_modinst: $(installed-mod-fw)
  53        @:
  54
  55__fw_modbuild: $(addprefix $(obj)/,$(mod-fw))
  56        @:
  57
  58FORCE:
  59
  60# Read all saved command lines and dependencies for the $(targets) we
  61# may be building using $(if_changed{,_dep}). As an optimization, we
  62# don't need to read them if the target does not exist; we will rebuild
  63# anyway in that case.
  64
  65targets := $(wildcard $(sort $(targets)))
  66cmd_files := $(wildcard $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
  67
  68ifneq ($(cmd_files),)
  69  include $(cmd_files)
  70endif
  71