spl/powerpc: introduce CONFIG_SPL_INIT_MINIMAL

[karo-tx-uboot.git] / arch / powerpc / lib / Makefile

diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 724d8ee7f74d05b098c882e7312c708d12b5c1a6..20c5c3803bb7064bc07e825901d7b767a6926dbd 100644 (file)
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -23,21 +23,47 @@
 
 include $(TOPDIR)/config.mk
 
+## Build a couple of necessary functions into a private libgcc
+LIBGCC = $(obj)libgcc.o
+GLSOBJS        += _ashldi3.o
+GLSOBJS        += _ashrdi3.o
+GLSOBJS        += _lshrdi3.o
+LGOBJS := $(addprefix $(obj),$(GLSOBJS)) \
+          $(addprefix $(obj),$(GLCOBJS))
+
+## But only build it if the user asked for it
+ifdef USE_PRIVATE_LIBGCC
+TARGETS        += $(LIBGCC)
+endif
+
 LIB    = $(obj)lib$(ARCH).o
 
-SOBJS-y        += ppccache.o
+MINIMAL=
+
+ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_SPL_INIT_MINIMAL
+MINIMAL=y
+endif
+endif
+
+ifdef MINIMAL
+COBJS-y += cache.o
+else
+
 SOBJS-y        += ppcstring.o
+
+SOBJS-y        += ppccache.o
 SOBJS-y        += ticks.o
 SOBJS-y        += reloc.o
 
 COBJS-$(CONFIG_BAT_RW) += bat_rw.o
 COBJS-y        += board.o
 COBJS-y        += bootm.o
-COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o
 COBJS-y        += cache.o
 COBJS-y        += extable.o
 COBJS-y        += interrupts.o
 COBJS-$(CONFIG_CMD_KGDB) += kgdb.o
+COBJS-${CONFIG_CMD_IDE} += ide.o
 COBJS-y        += time.o
 
 # Workaround for local bus unaligned access problems
@@ -51,20 +77,24 @@ $(obj)ppcstring.o: AFLAGS += -Dmemcpy=__memcpy
 COBJS-y += memcpy_mpc5200.o
 endif
 
+endif # not minimal
+
 COBJS  += $(sort $(COBJS-y))
 
-SRCS   := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
+SRCS   := $(GLSOBJS:.o=.S) $(GLCOBJS:.o=.c) \
+          $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS   := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))
 
+TARGETS += $(LIB)
+
+all: $(TARGETS)
+
 $(LIB):        $(obj).depend $(OBJS)
-       @if ! $(CROSS_COMPILE)readelf -S $(OBJS) | grep -q '\.fixup.*PROGBITS';\
-       then \
-               echo "ERROR: Your compiler doesn't generate .fixup sections!";\
-               echo "       Upgrade to a recent toolchain."; \
-               exit 1; \
-       fi;
        $(call cmd_link_o_target, $(OBJS))
 
+$(LIBGCC): $(obj).depend $(LGOBJS)
+       $(call cmd_link_o_target, $(LGOBJS))
+
 #########################################################################
 
 # defines $(obj).depend target