prokushev / logo

Windows 1.01-3.11 boot logo xxx.LGO (moved to osFree project)

Project moved to https://github.com/osfree-project/osfree under osFree license

Windows 1.01 LGO format

LGO is a LOGO file format which executed during boot of Windows and executed by WIN.COM. LGO is a raw binary file, attached to WIN.COM. WIN.COM adjust CS for LGO and pass control to 4 offset to show logo, and to 7 offset to disable logo. Bytes 0-3 is a signature 'LOGO'.