summaryrefslogtreecommitdiff
path: root/drivers/Makefile
diff options
context:
space:
mode:
authorMarian Balakowicz <m8@semihalf.com>2006-09-01 19:49:50 +0200
committerMarian Balakowicz <m8@semihalf.com>2006-09-01 19:49:50 +0200
commitf93286397ed2a7084efb0362a43ee09f11702349 (patch)
tree11e0c11781ba0b867831eff47a4178a464cf00b3 /drivers/Makefile
parent24d3d3754634532ae262075484e7c1d00d447152 (diff)
Add support for a saving build objects in a separate directory.
Modifications are based on the linux kernel approach and support two use cases: 1) Add O= to the make command line 'make O=/tmp/build all' 2) Set environement variable BUILD_DIR to point to the desired location 'export BUILD_DIR=/tmp/build' 'make' The second approach can also be used with a MAKEALL script 'export BUILD_DIR=/tmp/build' './MAKEALL' Command line 'O=' setting overrides BUILD_DIR environent variable. When none of the above methods is used the local build is performed and the object files are placed in the source directory.
Diffstat (limited to 'drivers/Makefile')
-rw-r--r--drivers/Makefile17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/Makefile b/drivers/Makefile
index 9be95c7bb8..d0acf8e32f 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -1,5 +1,5 @@
#
-# (C) Copyright 2000-2004
+# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
@@ -25,9 +25,9 @@ include $(TOPDIR)/config.mk
# CFLAGS += -DET_DEBUG -DDEBUG
-LIB = libdrivers.a
+LIB = $(obj)libdrivers.a
-OBJS = 3c589.o 5701rls.o ali512x.o \
+COBJS = 3c589.o 5701rls.o ali512x.o \
bcm570x.o bcm570x_autoneg.o cfb_console.o cfi_flash.o \
cs8900.o ct69000.o dataflash.o dc2114x.o dm9000x.o \
e1000.o eepro100.o \
@@ -52,16 +52,19 @@ OBJS = 3c589.o 5701rls.o ali512x.o \
pxa_pcmcia.o mpc8xx_pcmcia.o tqm8xx_pcmcia.o \
rpx_pcmcia.o
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
all: $(LIB)
-$(LIB): $(OBJS)
+$(LIB): $(obj).depend $(OBJS)
$(AR) crv $@ $(OBJS)
#########################################################################
-.depend: Makefile $(OBJS:.o=.c)
- $(CC) -M $(CFLAGS) $(OBJS:.o=.c) > $@
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
-sinclude .depend
+sinclude $(obj).depend
#########################################################################