Improve cake allocator's memory utilisation (#43)

[lunaix-os.git] / lunaix-os / kernel.mk

diff --git a/lunaix-os/kernel.mk b/lunaix-os/kernel.mk
index 86f4668910c098fcb70610f4b93a859d5226fb73..eb5276d779f6ee2b6bd6b0d95666ed480c8c2b72 100644 (file)
--- a/lunaix-os/kernel.mk
+++ b/lunaix-os/kernel.mk
@@ -1,7 +1,7 @@
-include os.mkinc

 include toolchain.mkinc
 include toolchain.mkinc

+include lunabuild.mkinc

 
 

-include .builder/lbuild.mkinc
+include $(lbuild_mkinc)

 
 kbin_dir := $(BUILD_DIR)
 kbin := $(BUILD_NAME)
 
 kbin_dir := $(BUILD_DIR)
 kbin := $(BUILD_NAME)


@@ -10,16 +10,19 @@ ksrc_objs := $(addsuffix .o,$(_LBUILD_SRCS))
 ksrc_deps := $(addsuffix .d,$(_LBUILD_SRCS))
 khdr_opts := $(addprefix -include ,$(_LBUILD_HDRS))
 kinc_opts := $(addprefix -I,$(_LBUILD_INCS))
 ksrc_deps := $(addsuffix .d,$(_LBUILD_SRCS))
 khdr_opts := $(addprefix -include ,$(_LBUILD_HDRS))
 kinc_opts := $(addprefix -I,$(_LBUILD_INCS))

-config_h += -include.builder/configs.h
+config_h += -include $(lbuild_config_h)

 
 tmp_kbin  := $(BUILD_DIR)/tmpk.bin
 ksymtable := lunaix_ksyms.o
 
 tmp_kbin  := $(BUILD_DIR)/tmpk.bin
 ksymtable := lunaix_ksyms.o

+klinking  := link/lunaix.ld

 
 CFLAGS += $(khdr_opts) $(kinc_opts) $(config_h) -MMD -MP
 
 -include $(ksrc_deps)
 
 
 CFLAGS += $(khdr_opts) $(kinc_opts) $(config_h) -MMD -MP
 
 -include $(ksrc_deps)
 

-%.S.o: %.S kernel.mk
+all_linkable = $(filter-out $(klinking),$(1))
+
+%.S.o: %.S $(khdr_files) kernel.mk

        $(call status_,AS,$<)
        @$(CC) $(CFLAGS) -c $< -o $@
 
        $(call status_,AS,$<)
        @$(CC) $(CFLAGS) -c $< -o $@
 


@@ -27,25 +30,42 @@ CFLAGS += $(khdr_opts) $(kinc_opts) $(config_h) -MMD -MP
        $(call status_,CC,$<)
        @$(CC) $(CFLAGS) -c $< -o $@
 
        $(call status_,CC,$<)
        @$(CC) $(CFLAGS) -c $< -o $@
 

-$(tmp_kbin): $(ksrc_objs)
+
+$(klinking): link/lunaix.ldx
+       $(call status_,PP,$<)
+       @$(CC) $(CFLAGS) -x c -E -P $< -o $@
+
+
+$(tmp_kbin): $(klinking) $(ksrc_objs)

        $(call status_,LD,$@)
        $(call status_,LD,$@)

-       @$(CC) -T link/linker.ld $(config_h) $(LDFLAGS) -o $@ $^
+
+       @$(CC) -T $(klinking) $(config_h) $(LDFLAGS) -o $@ \
+                       $(call all_linkable,$^)
+

 
 $(ksymtable): $(tmp_kbin)
        $(call status_,KSYM,$@)
 
 $(ksymtable): $(tmp_kbin)
        $(call status_,KSYM,$@)

-       @scripts/gen_ksymtable.sh DdRrTtAGg $< > .lunaix_ksymtable.S
-       @$(CC) $(CFLAGS) -c .lunaix_ksymtable.S -o $@
+       @ARCH=$(ARCH) scripts/gen_ksymtable.sh DdRrTtAGg $< > lunaix_ksymtable.S
+
+       @$(CC) $(CFLAGS) -c lunaix_ksymtable.S -o $@
+

 
 .PHONY: __do_relink
 
 .PHONY: __do_relink

-__do_relink: $(ksrc_objs) $(ksymtable)
+__do_relink: $(klinking) $(ksrc_objs) $(ksymtable)

        $(call status_,LD,$(kbin))
        $(call status_,LD,$(kbin))

-       @$(CC) -T link/linker.ld $(config_h) $(LDFLAGS) -o $(kbin) $^
+
+       @$(CC) -T $(klinking) $(config_h) $(LDFLAGS) -o $(kbin) \
+                       $(call all_linkable,$^)
+       

        @rm $(tmp_kbin)
 
        @rm $(tmp_kbin)
 

+

 .PHONY: all
 all: __do_relink
 
 .PHONY: all
 all: __do_relink
 

+

 clean:
        @rm -f $(ksrc_objs)
        @rm -f $(ksrc_deps)
 clean:
        @rm -f $(ksrc_objs)
        @rm -f $(ksrc_deps)

-       @rm -f .lunaix_ksymtable.S $(ksymtable)
\ No newline at end of file
+       @rm -f $(klinking)
+       @rm -f lunaix_ksymtable.S $(ksymtable)
\ No newline at end of file