IPL file
"Initial Program Load" ?
IPL.TXT is an unique text file describing the initial files to load in a NeoGeo CD game. Read by the BIOS on startup along with the ABS, BIB and CPY files. See Game CD structure.
Format
Filename (in 8.3 format?), Bank, Offset, CRLF (0x0D, 0x0A)
Recognized files
PRG files, FIX files, SPR files, PCM files, Z80 files, PAT files, SYS files, others ?
Some IPLs end with a 0x1A byte ?