Add support for a saving build objects in a separate directory.

[people/ms/u-boot.git] / cpu / mpc824x / Makefile

diff --git a/cpu/mpc824x/Makefile b/cpu/mpc824x/Makefile
index df0d64e4163cdee196308085757abec2e769effe..d9fd9bfdb170b242bdd8175f244eea02a097df49 100644 (file)
--- a/cpu/mpc824x/Makefile
+++ b/cpu/mpc824x/Makefile
@@ -1,5 +1,5 @@
 #
-# (C) Copyright 2000
+# (C) Copyright 2000-2006
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 #
 # See file CREDITS for list of people who contributed to this
@@ -22,26 +22,35 @@
 #
 
 include $(TOPDIR)/config.mk
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)drivers/epic)
+$(shell mkdir -p $(obj)drivers/i2c)
+endif
 
-LIB    = lib$(CPU).a
+LIB    = $(obj)lib$(CPU).a
 
-START  = start.S
-OBJS   = traps.o cpu.o cpu_init.o interrupts.o speed.o \
-         drivers/epic/epic1.o drivers/i2c/i2c.o pci.o bedbug_603e.o
+START  = start.o
+COBJS  = traps.o cpu.o cpu_init.o interrupts.o speed.o \
+         drivers/epic/epic1.o drivers/i2c/i2c.o pci.o
+COBJS_LN = bedbug_603e.o
 
-all:   .depend $(START) $(LIB)
+SRCS   := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) $(addprefix $(obj),$(COBJS_LN:.o=.c))
+OBJS   := $(addprefix $(obj),$(SOBJS) $(COBJS) $(COBJS_LN))
+START  := $(addprefix $(obj),$(START))
+
+all:   $(obj).depend $(START) $(LIB)
 
 $(LIB):        $(OBJS)
        $(AR) crv $@ $(OBJS)
 
-bedbug_603e.c:
-       ln -s ../mpc8260/bedbug_603e.c bedbug_603e.c
+$(obj)bedbug_603e.c:
+       ln -s $(src)../mpc8260/bedbug_603e.c $(obj)bedbug_603e.c
 
 #########################################################################
 
-.depend:       Makefile $(START:.o=.S) $(OBJS:.o=.c)
-               $(CC) -M $(CFLAGS) $(START:.o=.S)  $(OBJS:.o=.c) > $@
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
 
-sinclude .depend
+sinclude $(obj).depend
 
 #########################################################################