Add BUILD_DIR support for bios emulator.

Signed-off-by: Jason Jin <Jason.jin@freescale.com>

diff --git a/drivers/bios_emulator/Makefile b/drivers/bios_emulator/Makefile
index 586e83be8f2abec30cb0d0cb41a1d1c5dbf86635..90c64dad60213fd3eec691e6dbf3e39621dcea59 100644 (file)
--- a/drivers/bios_emulator/Makefile
+++ b/drivers/bios_emulator/Makefile
@@ -2,9 +2,11 @@ include $(TOPDIR)/config.mk
 
 LIB := $(obj)libatibiosemu.a
 
-X86DIR  = ./x86emu
+X86DIR  = x86emu
 
-OBJS   = atibios.o biosemu.o besys.o bios.o  \
+$(shell mkdir -p $(obj)$(X86DIR))
+
+COBJS  = atibios.o biosemu.o besys.o bios.o \
        $(X86DIR)/decode.o \
        $(X86DIR)/ops2.o \
        $(X86DIR)/ops.o \
@@ -12,19 +14,24 @@ OBJS        = atibios.o biosemu.o besys.o bios.o  \
        $(X86DIR)/sys.o \
        $(X86DIR)/debug.o
 
-CFLAGS += -I. -I./include  -I$(X86DIR) -I$(TOPDIR)/include \
+SRCS   := $(COBJS:.o=.c)
+OBJS   := $(addprefix $(obj),$(COBJS))
+
+EXTRA_CFLAGS += -I. -I./include -I$(TOPDIR)/include \
        -D__PPC__  -D__BIG_ENDIAN__
 
+CFLAGS += $(EXTRA_CFLAGS)
+HOST_CFLAGS += $(EXTRA_CFLAGS)
+
 all:   $(LIB)
 
-$(LIB): $(OBJS)
-       $(AR) crv $@ $(OBJS)
+$(LIB): $(obj).depend $(OBJS)
+       $(AR) $(ARFLAGS) $@ $(OBJS)
 
 #########################################################################
 
-.depend:       Makefile $(OBJS:.o=.c)
-               $(CC) -M $(CFLAGS) $(OBJS:.o=.c) > $@
+include $(SRCTREE)/rules.mk
 
-sinclude .depend
+sinclude $(obj).depend
 
 #########################################################################