Working toward successful link using aslink

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@21 42af7a65-404d-4744-a932-0658087f49c3

arch/c5471/Make.defs

@@ -62,6 +62,8 @@ CFLAGS			= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
 
 LDFLAGS			= $(ARCHSCRIPT)
 EXTRA_LIBS		=
+
+OBJEXT			= .o
 LIBEXT			= .a
 
 ifeq ("${CONFIG_DEBUG}","y")

arch/c5471/src/Makefile

@@ -56,6 +56,13 @@ COBJS	= $(CSRCS:.c=.o)
 SRCS		= $(ASRCS) $(CSRCS)
 OBJS		= $(AOBJS) $(COBJS)
 
+LINKOBJS	=
+LINKLIBS	=
+LDPATHES	= $(addprefix -L$(TOPDIR)/,$(dir $(LINKLIBS)))
+LDLIBS		= $(patsubst lib%,-l%,$(basename $(notdir $(LINKLIBS))))
+
+LIBGCC		= ${shell $(CC) -print-libgcc-file-name}
+
 all: up_head.o libarch$(LIBEXT)
 
 $(AOBJS) up_head.o: %.o: %.S
@@ -70,6 +77,25 @@ libarch$(LIBEXT): $(OBJS)
 			{ echo "$(AR) $@ $obj FAILED!" ; exit 1 ; } ; \
 	done ; )
 
+nuttx:
+	$(LD) --entry=__start $(LDFLAGS) $(LDPATHES) -o $(TOPDIR)/$@ \
+		$(addprefix $(TOPDIR)/,$(LINKOBJS)) \
+		--start-group $(LDLIBS) $(EXTRA_LIBS) $(LIBGCC) --end-group
+	@$(NM) $(TOPDIR)/$@ | \
+	grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
+	sort > $(TOPDIR)/System.map
+	@export vflashstart=`$(OBJDUMP) --all-headers $(TOPDIR)/$@ | grep _vflashstart | cut -d' ' -f1`;  \
+	if [ ! -z "$$vflashstart" ]; then \
+		$(OBJCOPY) --adjust-section-vma=.vector=0x$$vflashstart $(TOPDIR)/$@ $(TOPDIR)/$@.flashimage; \
+		mv $(TOPDIR)/$@.flashimage $(TOPDIR)/$@; \
+	fi
+ifeq ($(CONFIG_RRLOAD_BINARY),y)
+	@$(TOPDIR)/tools/mkimage.sh $(TOPDIR)/$@ $(TOPDIR)/$@.rr
+	@if [ -w /tftpboot ] ; then \
+		cp -f $(TOPDIR)/$@.rr /tftpboot/$@.rr.${CONFIG_ARCH}; \
+	fi
+endif
+
 .depend: Makefile $(SRCS)
 	$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
 	touch $@

arch/sim/Make.defs

@@ -61,6 +61,8 @@ CFLAGS			= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
 
 LDFLAGS			= $(ARCHSCRIPT)
 EXTRA_LIBS		= -lc
+
+OBJEXT			= .o
 LIBEXT			= .a
 
 ifeq ("${CONFIG_DEBUG}","y")

arch/sim/src/Makefile

@@ -39,22 +39,29 @@ MKDEP 	= $(TOPDIR)/tools/mkdeps.sh
 CFLAGS		+= -I$(TOPDIR)/sched
 
 ASRCS		= up_setjmp.S
-AOBJS	= $(ASRCS:.S=.o)
-CSRCS	= up_initialize.c up_idle.c up_interruptcontext.c up_initialstate.c \
-	  up_createstack.c up_usestack.c up_releasestack.c \
-	  up_unblocktask.c up_blocktask.c up_releasepending.c up_reprioritizertr.c \
-	  up_exit.c up_schedulesigaction.c up_allocateheap.c up_devconsole.c
-COBJS	= $(CSRCS:.c=.o)
+AOBJS		= $(ASRCS:.S=$(OBJEXT))
+CSRCS		= up_initialize.c up_idle.c up_interruptcontext.c \
+		  up_initialstate.c up_createstack.c up_usestack.c \
+		  up_releasestack.c  up_unblocktask.c up_blocktask.c \
+		  up_releasepending.c up_reprioritizertr.c \
+		  up_exit.c up_schedulesigaction.c up_allocateheap.c \
+		  up_devconsole.c
+COBJS		= $(CSRCS:.c=$(OBJEXT))
 
 SRCS		= $(ASRCS) $(CSRCS)
 OBJS		= $(AOBJS) $(COBJS)
 
-all: up_head.o libarch$(LIBEXT)
+LINKOBJS	=
+LINKLIBS	=
+LDPATHES	= $(addprefix -L$(TOPDIR)/,$(dir $(LINKLIBS)))
+LDLIBS		= $(patsubst lib%,-l%,$(basename $(notdir $(LINKLIBS))))
 
-$(AOBJS): %.o: %.S
+all: up_head$(OBJEXT) libarch$(LIBEXT)
+
+$(AOBJS): %$(OBJEXT): %.S
 	$(CC) -c $(CFLAGS) -D__ASSEMBLY__ $< -o $@
 
-$(COBJS) up_head.o: %.o: %.c
+$(COBJS) up_head$(OBJEXT): %$(OBJEXT): %.c
 	$(CC) -c $(CFLAGS) $< -o $@
 
 libarch$(LIBEXT): $(OBJS)
@@ -63,6 +70,15 @@ libarch$(LIBEXT): $(OBJS)
 			{ echo "$(AR) $@ $obj FAILED!" ; exit 1 ; } ; \
 	done ; )
 
+nuttx:
+	$(CC) $(LDFLAGS) $(LDPATHES) -o $(TOPDIR)/$@ \
+		$(addprefix $(TOPDIR)/,$(LINKOBJS)) \
+		-Wl,--start-group $(LDLIBS) $(EXTRA_LIBS) -Wl,--end-group
+	@$(NM) $(TOPDIR)/$@ | \
+	grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
+	sort > $(TOPDIR)/System.map
+
+
 .depend: Makefile $(SRCS)
 	$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
 	touch $@
@@ -70,10 +86,10 @@ libarch$(LIBEXT): $(OBJS)
 depend: .depend
 
 clean:
-	rm -f libarch$(LIBEXT) *.o *~
+	rm -f libarch$(LIBEXT) *~
+	if [ ! -z "$(OBJEXT)" ]; then rm -f *$(OBJEXT); fi
 
 distclean: clean
 	rm -f Make.dep .depend
 
-
 -include Make.dep