[coreboot] compile coreboot for my lenovo x60s failed with No rule to make target `vgabiosx60s.bin',

[Ye Jincai]

Merry Chrismas Eeverone,

I compile coreboot for my lenovo failed with , where can i sovle the
vgabiosx60s.bin missing, thanks advances!

SCONFIG    mainboard/lenovo/x60/devicetree.cb
    CC         mainboard/lenovo/x60/static.romstage.o
    CC         arch/x86/boot/cbmem.romstage.o
    CC         arch/x86/lib/cbfs_and_run.romstage.o
    CC         arch/x86/lib/memcpy.romstage.o
    CC         arch/x86/lib/memmove.romstage.o
    CC         arch/x86/lib/memset.romstage.o
    CC         arch/x86/lib/rom_media.romstage.o
    CC         arch/x86/lib/romstage_console.romstage.o
    CC         console/console.romstage.o
    CC         console/die.romstage.o
    CC         console/post.romstage.o
    CC         console/vtxprintf.romstage.o
    CC         cpu/x86/car.romstage.o
    CC         cpu/x86/lapic/apic_timer.romstage.o
    CC         cpu/x86/lapic/boot_cpu.romstage.o
    CC         device/device_romstage.romstage.o
    CC         drivers/pc80/mc146818rtc_early.romstage.o
    CC         ec/lenovo/pmh7/pmh7.romstage.o
    CC         lib/cbfs.romstage.o
    CC         lib/cbmem.romstage.o
    CC         lib/cbmem_console.romstage.o
    CC         lib/compute_ip_checksum.romstage.o
    CC         lib/gcc.romstage.o
    CC         lib/lzma.romstage.o
    CC         lib/memchr.romstage.o
    CC         lib/memcmp.romstage.o
    CC         lib/ramtest.romstage.o
    CC         lib/timestamp.romstage.o
    CC         lib/uart8250.romstage.o
    CC         mainboard/lenovo/x60/dock.romstage.o
    CC         northbridge/intel/i945/debug.romstage.o
    CC         northbridge/intel/i945/early_init.romstage.o
    CC         northbridge/intel/i945/errata.romstage.o
    CC         northbridge/intel/i945/raminit.romstage.o
    CC         southbridge/intel/i82801gx/early_lpc.romstage.o
    CC         southbridge/intel/i82801gx/early_smbus.romstage.o
    GEN        generated/romstage_null.ld
    HOSTCC     util/romcc/romcc (this may take a while)
    ROMCC      generated/bootblock.inc
    GEN        generated/bootblock_inc.S
    CC         generated/bootblock.s
    CC         generated/bootblock.o
    GEN        generated/bootblock.ld
    LINK       cbfs/fallback/bootblock.debug
    OBJCOPY    cbfs/fallback/bootblock.elf
    OBJCOPY    cbfs/fallback/bootblock.bin
    OPTION     cmos_layout.bin
make: *** No rule to make target `vgabiosx60s.bin', needed by
`build/coreboot.pre1'.  Stop.