Fork of the vendor (Boundary Devices) u-boot for Reform 2, with minor tweaks. The goal is to migrate to mainstream u-boot or barebox ASAP. The main impediment so far is the 4GB RAM config.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

98 lines
3.0 KiB

  1. # SPDX-License-Identifier: GPL-2.0
  2. # ==========================================================================
  3. # Cleaning up
  4. # ==========================================================================
  5. src := $(obj)
  6. PHONY := __clean
  7. __clean:
  8. include scripts/Kbuild.include
  9. # The filename Kbuild has precedence over Makefile
  10. kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
  11. include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile)
  12. # Figure out what we need to build from the various variables
  13. # ==========================================================================
  14. __subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y)))
  15. subdir-y += $(__subdir-y)
  16. __subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m)))
  17. subdir-m += $(__subdir-m)
  18. __subdir- := $(patsubst %/,%,$(filter %/, $(obj-)))
  19. subdir- += $(__subdir-)
  20. # Subdirectories we need to descend into
  21. subdir-ym := $(sort $(subdir-y) $(subdir-m))
  22. subdir-ymn := $(sort $(subdir-ym) $(subdir-))
  23. # Add subdir path
  24. subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
  25. # Temporal work-around for U-Boot
  26. subdir-ymn := $(foreach f, $(subdir-ymn), \
  27. $(if $(wildcard $(srctree)/$f/Makefile),$f))
  28. # build a list of files to remove, usually relative to the current
  29. # directory
  30. __clean-files := $(extra-y) $(extra-m) $(extra-) \
  31. $(always) $(targets) $(clean-files) \
  32. $(host-progs) \
  33. $(hostprogs-y) $(hostprogs-m) $(hostprogs-)
  34. __clean-files := $(filter-out $(no-clean-files), $(__clean-files))
  35. # clean-files is given relative to the current directory, unless it
  36. # starts with $(objtree)/ (which means "./", so do not add "./" unless
  37. # you want to delete a file from the toplevel object directory).
  38. __clean-files := $(wildcard \
  39. $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(__clean-files))) \
  40. $(filter $(objtree)/%, $(__clean-files)))
  41. # same as clean-files
  42. __clean-dirs := $(wildcard \
  43. $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(clean-dirs))) \
  44. $(filter $(objtree)/%, $(clean-dirs)))
  45. # ==========================================================================
  46. quiet_cmd_clean = CLEAN $(obj)
  47. cmd_clean = rm -f $(__clean-files)
  48. quiet_cmd_cleandir = CLEAN $(__clean-dirs)
  49. cmd_cleandir = rm -rf $(__clean-dirs)
  50. __clean: $(subdir-ymn)
  51. ifneq ($(strip $(__clean-files)),)
  52. +$(call cmd,clean)
  53. endif
  54. ifneq ($(strip $(__clean-dirs)),)
  55. +$(call cmd,cleandir)
  56. endif
  57. @:
  58. # ===========================================================================
  59. # Generic stuff
  60. # ===========================================================================
  61. # Descending
  62. # ---------------------------------------------------------------------------
  63. PHONY += $(subdir-ymn)
  64. $(subdir-ymn):
  65. $(Q)$(MAKE) $(clean)=$@
  66. # Declare the contents of the .PHONY variable as phony. We keep that
  67. # information in a variable se we can use it in if_changed and friends.
  68. .PHONY: $(PHONY)