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| 1 | +# copyright (c) 2010 Espressif System |
| 2 | +# |
| 3 | +ifndef PDIR |
| 4 | + |
| 5 | +endif |
| 6 | + |
| 7 | +AR = xtensa-lx106-elf-ar |
| 8 | +CC = xtensa-lx106-elf-gcc |
| 9 | +NM = xtensa-lx106-elf-nm |
| 10 | +CPP = xtensa-lx106-elf-cpp |
| 11 | +OBJCOPY = xtensa-lx106-elf-objcopy |
| 12 | +#MAKE = xt-make |
| 13 | + |
| 14 | +CSRCS ?= $(wildcard *.c) |
| 15 | +ASRCs ?= $(wildcard *.s) |
| 16 | +ASRCS ?= $(wildcard *.S) |
| 17 | +SUBDIRS ?= $(patsubst %/,%,$(dir $(wildcard */Makefile))) |
| 18 | + |
| 19 | + |
| 20 | +ODIR := .output |
| 21 | +OBJODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/obj |
| 22 | + |
| 23 | +OBJS := $(CSRCS:%.c=$(OBJODIR)/%.o) \ |
| 24 | + $(ASRCs:%.s=$(OBJODIR)/%.o) \ |
| 25 | + $(ASRCS:%.S=$(OBJODIR)/%.o) |
| 26 | + |
| 27 | +DEPS := $(CSRCS:%.c=$(OBJODIR)/%.d) \ |
| 28 | + $(ASRCs:%.s=$(OBJODIR)/%.d) \ |
| 29 | + $(ASRCS:%.S=$(OBJODIR)/%.d) |
| 30 | + |
| 31 | +LIBODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/lib |
| 32 | +OLIBS := $(GEN_LIBS:%=$(LIBODIR)/%) |
| 33 | + |
| 34 | +IMAGEODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/image |
| 35 | +OIMAGES := $(GEN_IMAGES:%=$(IMAGEODIR)/%) |
| 36 | + |
| 37 | +BINODIR := $(ODIR)/$(TARGET)/$(FLAVOR)/bin |
| 38 | +OBINS := $(GEN_BINS:%=$(BINODIR)/%) |
| 39 | + |
| 40 | +CCFLAGS += \ |
| 41 | + -g \ |
| 42 | + -O2 \ |
| 43 | + -Wpointer-arith \ |
| 44 | + -Wundef \ |
| 45 | + -Werror \ |
| 46 | + -Wl,-EL \ |
| 47 | + -fno-inline-functions \ |
| 48 | + -nostdlib \ |
| 49 | + -mlongcalls \ |
| 50 | + -mtext-section-literals \ |
| 51 | + -I /opt/xtensa-lx106-elf/lib/gcc/xtensa-lx106-elf/4.8.2/include/ |
| 52 | +# -Wall |
| 53 | + |
| 54 | +CFLAGS = $(CCFLAGS) $(DEFINES) $(EXTRA_CCFLAGS) $(INCLUDES) |
| 55 | +DFLAGS = $(CCFLAGS) $(DDEFINES) $(EXTRA_CCFLAGS) $(INCLUDES) |
| 56 | + |
| 57 | + |
| 58 | +############################################################# |
| 59 | +# Functions |
| 60 | +# |
| 61 | + |
| 62 | +define ShortcutRule |
| 63 | +$(1): .subdirs $(2)/$(1) |
| 64 | +endef |
| 65 | + |
| 66 | +define MakeLibrary |
| 67 | +DEP_LIBS_$(1) = $$(foreach lib,$$(filter %.a,$$(COMPONENTS_$(1))),$$(dir $$(lib))$$(LIBODIR)/$$(notdir $$(lib))) |
| 68 | +DEP_OBJS_$(1) = $$(foreach obj,$$(filter %.o,$$(COMPONENTS_$(1))),$$(dir $$(obj))$$(OBJODIR)/$$(notdir $$(obj))) |
| 69 | +$$(LIBODIR)/$(1).a: $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1)) $$(DEPENDS_$(1)) |
| 70 | + @mkdir -p $$(LIBODIR) |
| 71 | + $$(if $$(filter %.a,$$?),mkdir -p $$(EXTRACT_DIR)_$(1)) |
| 72 | + $$(if $$(filter %.a,$$?),cd $$(EXTRACT_DIR)_$(1); $$(foreach lib,$$(filter %.a,$$?),$$(AR) xo $$(UP_EXTRACT_DIR)/$$(lib);)) |
| 73 | + $$(AR) ru $$@ $$(filter %.o,$$?) $$(if $$(filter %.a,$$?),$$(EXTRACT_DIR)_$(1)/*.o) |
| 74 | + $$(if $$(filter %.a,$$?),$$(RM) -r $$(EXTRACT_DIR)_$(1)) |
| 75 | +endef |
| 76 | + |
| 77 | +define MakeImage |
| 78 | +DEP_LIBS_$(1) = $$(foreach lib,$$(filter %.a,$$(COMPONENTS_$(1))),$$(dir $$(lib))$$(LIBODIR)/$$(notdir $$(lib))) |
| 79 | +DEP_OBJS_$(1) = $$(foreach obj,$$(filter %.o,$$(COMPONENTS_$(1))),$$(dir $$(obj))$$(OBJODIR)/$$(notdir $$(obj))) |
| 80 | +$$(IMAGEODIR)/$(1).out: $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1)) $$(DEPENDS_$(1)) |
| 81 | + @mkdir -p $$(IMAGEODIR) |
| 82 | + $$(CC) $$(LDFLAGS) $$(if $$(LINKFLAGS_$(1)),$$(LINKFLAGS_$(1)),$$(LINKFLAGS_DEFAULT) $$(OBJS) $$(DEP_OBJS_$(1)) $$(DEP_LIBS_$(1))) -o $$@ |
| 83 | +endef |
| 84 | + |
| 85 | +$(BINODIR)/%.bin: $(IMAGEODIR)/%.out |
| 86 | + @mkdir -p $(BINODIR) |
| 87 | + $(OBJCOPY) -O binary $< $@ |
| 88 | + |
| 89 | +############################################################# |
| 90 | +# Rules base |
| 91 | +# Should be done in top-level makefile only |
| 92 | +# |
| 93 | + |
| 94 | +all: .subdirs $(OBJS) $(OLIBS) $(OIMAGES) $(OBINS) $(SPECIAL_MKTARGETS) |
| 95 | + |
| 96 | +clean: |
| 97 | + $(foreach d, $(SUBDIRS), $(MAKE) -C $(d) clean;) |
| 98 | + $(RM) -r $(ODIR)/$(TARGET)/$(FLAVOR) |
| 99 | + |
| 100 | +clobber: $(SPECIAL_CLOBBER) |
| 101 | + $(foreach d, $(SUBDIRS), $(MAKE) -C $(d) clobber;) |
| 102 | + $(RM) -r $(ODIR) |
| 103 | + |
| 104 | +.subdirs: |
| 105 | + @set -e; $(foreach d, $(SUBDIRS), $(MAKE) -C $(d);) |
| 106 | + |
| 107 | +#.subdirs: |
| 108 | +# $(foreach d, $(SUBDIRS), $(MAKE) -C $(d)) |
| 109 | + |
| 110 | +ifneq ($(MAKECMDGOALS),clean) |
| 111 | +ifneq ($(MAKECMDGOALS),clobber) |
| 112 | +ifdef DEPS |
| 113 | +sinclude $(DEPS) |
| 114 | +endif |
| 115 | +endif |
| 116 | +endif |
| 117 | + |
| 118 | +$(OBJODIR)/%.o: %.c |
| 119 | + @mkdir -p $(OBJODIR); |
| 120 | + $(CC) $(if $(findstring $<,$(DSRCS)),$(DFLAGS),$(CFLAGS)) $(COPTS_$(*F)) -o $@ -c $< |
| 121 | + |
| 122 | +$(OBJODIR)/%.d: %.c |
| 123 | + @mkdir -p $(OBJODIR); |
| 124 | + @echo DEPEND: $(CC) -M $(CFLAGS) $< |
| 125 | + @set -e; rm -f $@; \ |
| 126 | + $(CC) -M $(CFLAGS) $< > $@.$$$$; \ |
| 127 | + sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \ |
| 128 | + rm -f $@.$$$$ |
| 129 | + |
| 130 | +$(OBJODIR)/%.o: %.s |
| 131 | + @mkdir -p $(OBJODIR); |
| 132 | + $(CC) $(CFLAGS) -o $@ -c $< |
| 133 | + |
| 134 | +$(OBJODIR)/%.d: %.s |
| 135 | + @mkdir -p $(OBJODIR); \ |
| 136 | + set -e; rm -f $@; \ |
| 137 | + $(CC) -M $(CFLAGS) $< > $@.$$$$; \ |
| 138 | + sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \ |
| 139 | + rm -f $@.$$$$ |
| 140 | + |
| 141 | +$(OBJODIR)/%.o: %.S |
| 142 | + @mkdir -p $(OBJODIR); |
| 143 | + $(CC) $(CFLAGS) -D__ASSEMBLER__ -o $@ -c $< |
| 144 | + |
| 145 | +$(OBJODIR)/%.d: %.S |
| 146 | + @mkdir -p $(OBJODIR); \ |
| 147 | + set -e; rm -f $@; \ |
| 148 | + $(CC) -M $(CFLAGS) $< > $@.$$$$; \ |
| 149 | + sed 's,\($*\.o\)[ :]*,$(OBJODIR)/\1 $@ : ,g' < $@.$$$$ > $@; \ |
| 150 | + rm -f $@.$$$$ |
| 151 | + |
| 152 | +$(foreach lib,$(GEN_LIBS),$(eval $(call ShortcutRule,$(lib),$(LIBODIR)))) |
| 153 | + |
| 154 | +$(foreach image,$(GEN_IMAGES),$(eval $(call ShortcutRule,$(image),$(IMAGEODIR)))) |
| 155 | + |
| 156 | +$(foreach bin,$(GEN_BINS),$(eval $(call ShortcutRule,$(bin),$(BINODIR)))) |
| 157 | + |
| 158 | +$(foreach lib,$(GEN_LIBS),$(eval $(call MakeLibrary,$(basename $(lib))))) |
| 159 | + |
| 160 | +$(foreach image,$(GEN_IMAGES),$(eval $(call MakeImage,$(basename $(image))))) |
| 161 | + |
| 162 | +############################################################# |
| 163 | +# Recursion Magic - Don't touch this!! |
| 164 | +# |
| 165 | +# Each subtree potentially has an include directory |
| 166 | +# corresponding to the common APIs applicable to modules |
| 167 | +# rooted at that subtree. Accordingly, the INCLUDE PATH |
| 168 | +# of a module can only contain the include directories up |
| 169 | +# its parent path, and not its siblings |
| 170 | +# |
| 171 | +# Required for each makefile to inherit from the parent |
| 172 | +# |
| 173 | + |
| 174 | +INCLUDES := $(INCLUDES) -I /opt/xtensa-lx106-elf/lib/gcc/xtensa-lx106-elf/4.8.2/include/ -I $(PDIR)include -I $(PDIR)include/$(TARGET) |
| 175 | +INCLUDES += -I ./ -I $(PDIR)include/lwip -I $(PDIR)include/lwip/ipv4 -I $(PDIR)include/lwip/ipv6 |
| 176 | +INCLUDES += -I $(PDIR)include/espressif |
| 177 | +PDIR := ../$(PDIR) |
| 178 | +sinclude $(PDIR)Makefile |
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