芯片为DM6446，CCS5.2编译，老提示undefined symbol，求高手指点，小弟不胜感激，以下为一部份：
undefined first referenced
symbol in file
--------- ----------------
DAVINCIEVM_MSP430_setOutput ./source/nandflash_test.obj
DAVINCIEVM_NANDFLASH_erase ./source/nandflash_test.obj
DAVINCIEVM_NANDFLASH_getTotalPages ./source/nandflash_test.obj
DAVINCIEVM_NANDFLASH_init ./source/nandflash_test.obj
DAVINCIEVM_NANDFLASH_readPage ./source/nandflash_test.obj
DAVINCIEVM_NANDFLASH_writePage ./source/nandflash_test.obj
DAVINCIEVM_init ./source/main.obj
error #10234-D: unresolved symbols remain
error #10010: errors encountered during linking; "nand.out" not built
>> Compilation failure
gmake: *** [nand.out] Error 1
gmake: Target `all' not remade because of errors.
**** Build Finished ****
