make: *** [u-boot] Error 1

hi ,
I am a newbie to u-boot . I am working on sc520cdp board and i want to use u-boot as the bios for that board to port linux on that board.I have downloaded u-boot-1.1.2 . After i have given these following commands and i got the following errors.
make sc520_cdp_config
make
after this command some compilation process was done after i got the error.

lib_i386/libi386.a(video_bios.o)(.text+0x12): In function `probe_pci_video':
/root/mmm/u-boot-1.1.2/lib_i386/video_bios.c:88: undefined reference to `pci_find_class'
make: *** [u-boot] Error 1

any suggestions to get it to work?

regards
venkat.