diff options
Diffstat (limited to 'Makefile.inc')
| -rw-r--r-- | Makefile.inc | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/Makefile.inc b/Makefile.inc index 5b62dd3ff3..7caf359844 100644 --- a/Makefile.inc +++ b/Makefile.inc @@ -60,6 +60,40 @@ subdirs-y += site-local # Add source classes and their build options classes-y := ramstage romstage smm cpu_microcode +####################################################################### +# Helper functions for ramstage postprocess +spc := +spc += +$(spc) := +$(spc) += + +# files-in-dir-recursive,dir,files +files-in-dir-recursive=$(filter $(1)%,$(2)) + +# parent-dir,dir/ +parent-dir=$(dir $(subst $( ),/,$(strip $(subst /, ,$(1))))) + +# filters out exactly the directory specified +# filter-out-dir,dir_to_keep,dirs +filter-out-dir=$(filter-out $(1),$(2)) + +# filters out dir_to_keep and all its parents +# filter-out-dirs,dir_to_keep,dirs +filter-out-dirs=$(if $(filter-out ./,$(1)),$(call filter-out-dirs,$(call parent-dir,$(1)),$(call filter-out-dir,$(1),$(2))),$(call filter-out-dir,$(1),$(2))) + +# dir-wildcards,dirs +dir-wildcards=$(addsuffix %,$(1)) + +# files-in-dir,dir,files +files-in-dir=$(filter-out $(call dir-wildcards,$(call filter-out-dirs,$(1),$(dir $(2)))),$(call files-in-dir-recursive,$(1),$(2))) + +####################################################################### +# reduce command line length by linking the objects of each +# directory into an intermediate file +ramstage-postprocess=$(foreach d,$(sort $(dir $(1))), \ + $(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(1)); $$(LD) -o $$@ -r $$^ ) \ + $(eval ramstage-objs:=$(d)ramstage.o $(filter-out $(call files-in-dir,$(d),$(1)),$(ramstage-objs)))) + romstage-c-ccopts:=-D__PRE_RAM__ romstage-S-ccopts:=-D__PRE_RAM__ ifeq ($(CONFIG_TRACE),y) |