I just want to compile the source code for the board mx1ads,which has been  supported.
And I did the follows.But errors occured
 
p.s.
   The  cross_compiler is supplied by ELDK3.1.1(arm_linux_eldk3.1.1).
 
[user@Jason u-boot-1.1.3]$ make distclean
[user@Jason u-boot-1.1.3]$ make mx1ads_config
[user@Jason u-boot-1.1.3]$ make all
make[1]: Entering directory `/home/user/workspace/u-boot-1.1.3/tools'
ln -s ../common/environment.c environment.c
ln -s ../lib_generic/crc32.c crc32.c
gcc -M -Wall -pedantic -idirafter ../include -DTEXT_BASE=0x08400000 -DUSE_HOSTCC environment.c img2srec.c mkimage.c crc32.c envcrc.c gen_eth_addr.c bmp_logo.c > .depend
make[1]: Leaving directory `/home/user/workspace/u- boot-1.1.3/tools'
make[1]: Entering directory `/home/user/workspace/u-boot-1.1.3/tools'
make[1]: `.depend' is up to date.
make[1]: Leaving directory `/home/user/workspace/u-boot-1.1.3/tools'
make[1]: Entering directory `/home/user/workspace/u- boot-1.1.3/examples'
/opt/eldk-3.1.1-arm/usr/bin/arm-linux-gcc -M -g  -Os   -fno-strict-aliasing  -fno-common -ffixed-r8 -mshort-load-bytes -msoft-float -D__KERNEL__ -DTEXT_BASE=0x08400000 -I/home/user/workspace/u-boot-1.1.3 /include -fno-builtin -ffreestanding -nostdinc -isystem /opt/eldk-3.1.1-arm/usr/bin/../lib/gcc-lib/arm-linux/3.3.3/include -pipe  -DCONFIG_ARM -D__ARM__ -mapcs-32 -march=armv4 -Wall -Wstrict-prototypes hello_world.c stubs.c   > .depend
make[1]: Leaving directory `/home/user/workspace/u-boot-1.1.3/examples'
make[1]: Entering directory `/home/user/workspace/u-boot-1.1.3/examples'
make[1]: `.depend' is up to date.
make[1]: Leaving directory `/home/user/workspace/u- boot-1.1.3/examples'
make[1]: Entering directory `/home/user/workspace/u-boot-1.1.3/post'
/opt/eldk-3.1.1-arm/usr/bin/arm-linux-gcc -M -g  -Os   -fno-strict-aliasing  -fno-common -ffixed-r8 -mshort-load-bytes -msoft-float -D__KERNEL__ -DTEXT_BASE=0x08400000 -I/home/user/workspace/u- boot-1.1.3/include -fno-builtin -ffreestanding -nostdinc -isystem /opt/eldk-3.1.1-arm/usr/bin/../lib/gcc-lib/arm-linux/3.3.3/include -pipe  -DCONFIG_ARM -D__ARM__ -mapcs-32 -march=armv4 -Wall -Wstrict-prototypes cache_8xx.S cache.c codec.c cpu.c dsp.c ether.c i2c.c memory.c post.c rtc.c spr.c sysmon.c tests.c uart.c usb.c watchdog.c > .depend
make[1]: Leaving directory `/home/user/workspace/u-boot-1.1.3/post'
make[1]: Entering directory `/home/user/workspace/u- boot-1.1.3/post'
make[1]: `.depend' is up to date.
make[1]: Leaving directory `/home/user/workspace/u-boot-1.1.3/post'
make[1]: Entering directory `/home/user/workspace/u-boot-1.1.3/post/cpu'
make[1]: *** No rule to make target `asm.S', needed by `.depend'.  Stop.
make[1]: Leaving directory `/home/user/workspace/u-boot-1.1.3/post/cpu'
make: *** [depend] Error 2
 
What's the matter?How to resolve?
H..............elp!