The files:

a68k: assembler
dlink: linker
amiga.lib: linkable library needed for a .device
****** Amiga include files not included
****** You'll need to get them from somewhere
****** if you want to compile the sources

dev.asm : the main .device-source modified from SPARTAN-SCSI driver
dev.o: compiled ..
asmsupp.i: include file
mydev.i: include-file, contains .device PRIORITY

atid600.i: contains hardware interface constants and IDE-constants
rdwt.asm : the part of the .device that handles READ/WRITE
rdwt.o   : compiled.. * HEAD/SECTOR numbers in rdwt.asm ! *

tcpd :   a script that compiles dev.asm and rdwt.asm
         includes must be in i: directory
         links the device to file ide.device

atid600.h:  header containing interface and ide macros
            for c-programs
identifydrive.c:  program that prints drive info
IdentifyDrive : compiled (with DICE)