Release BIOS
        File name       :990209S.rom
        Check sum       :D3F2H
        Release date    :1999/2/09
        ECN             :SNG-990012

Release BIOS
        File name       :990211S.rom
        Check sum       :BD4FH
        Release date    :1999/2/11
        ECN             :SNG-99000X

        1. Add support RISE CPU 

Release BIOS
        File name       :990214S.rom
        Check sum       :DF82H
        Release date    :1999/2/14
        ECN             :SNG-99000X

        1. Modify by bear;

Release BIOS
        File name       :990306S.rom
        Check sum       :CFAFH
        Release date    :1999/3/06
        ECN             :SNG-9900XX

        1. support IDT CPU
        2. Add support Cyrix M-II CPU Table (300 ~ 466)
                M-II 350 to M-II 466 VCore=2.2V
        3. Suppord AMD K6-2 400(2.2V)/450Mhz(2.4V)
        4. Support AMD K6-III 400/450 (2.4V) CPU
        5. support Rise CPU

Release BIOS
        File name       :990314S.rom
        Check sum       :AC3AH
        Release date    :1999/3/14
        ECN             :SNG-990019