[U-Boot-Users] what should i do (for uboot1.1.2): *** [depend] Error 2

Hi,everyone,I ran "make"command to U-BOOT1.1.2 after the "make clean" and"make lubbock_config" commands ,but the PC(linux2.4.20)showed the information as followed: make[1]: Entering directory `/usr/u-boot-1.1.2wang/post' make[1]: `.depend' is up to date. make[1]: Leaving directory `/usr/u-boot-1.1.2wang/post' make[1]: Entering directory `/usr/u-boot-1.1.2wang/post/cpu' make[1]: *** No rule to make target `asm.S', needed by `.depend'. Stop. make[1]: Leaving directory `/usr/u-boot-1.1.2wang/post/cpu' make: *** [depend] Error 2 Please do advice. Regards, haifeng wang