--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/level2/modules/ez135_dd.asm	Thu Apr 04 16:34:12 2002 +0000
@@ -0,0 +1,88 @@
+* TC^3 version 124/125/126 descriptor dd 365 meg Quantum drive
+* 126 rev B.
+* Binary SCSI ID
+
+ nam tc3.descriptor (dd)
+ ifp1
+ use defsfile
+ use rbfdefs
+ endc
+ ttl device descriptor for Quantum Lightning 365S
+verson equ $02
+ mod endmod,hdnam,devic+objct,reent+verson,hdmgr,hddrv
+ 
+ fcb $ff mode
+ fcb $07 port msb l2
+ fdb $ff74 port lsb's
+ fcb hdnam-*-1 init table size
+ fcb $01 dev type 1=rbf
+ fcb $00 logical drive number (0-3)
+ fcb $00 step rate and retry options
+ fcb $80 device type 80=hd
+ fcb $90 media density
+* bit 7 = Enable PHYSICAL format = 1 (logical format always enabled).
+* bit 6 = Drive init = 1 (ONLY for st506 drives & wd1002/adaptec/xebec cont).
+* bit 5 = LUN (2nd drive = 1) (only on st506 drives with external controller)
+* bit 4 = Recal on first access = 1 (Needed for normal embeded scsi drives)
+* bit 3 = Spare
+* bits 0 - 2 = SCSI ID BINARY.ID0=0,ID1=1,ID2=2,ID3=3,ID4=4,ID5=5,ID6=6,ID7=7
+
+ fdb $15c1 tracks per drive, see below
+ fcb $08 number of sides
+ fcb $01 verify writes 1=no verify
+ fdb $20 default sectors/track (32 sectors per physical track)
+ fdb $20 track 0 sectors
+ fcb $1  interleave
+ fcb $20 default allocation in sectors
+
+* added definitions
+* actual drive charcteristics for init routine
+* NOT USED FOR EMBEDED DRIVES
+* First Physical Drive (lun 0)
+
+ fdb $0 cylinders
+ fcb $0 number of heads
+ fdb $0 reduced write current starting cylinder
+ fdb $0 write precomp starting cylinder
+ fcb $0 max eec error burst length to be corrected
+
+* Second physical drive (lun 1)
+
+ fdb $0
+ fcb $0
+ fdb $0
+ fdb $0
+ fcb $0
+
+* drive offsets (this is in GROUPS OF 256 SECTORS!)
+* can be used to logically partition 1 physical drive into up to
+* 4 logical drives.
+* I always use a least an offset of 1 to allow for possible os9 boot
+* track on the drive, also if it's a used PC drive, the first few
+* cyls are where all the errors are :-)
+
+ fdb 0 drive 0
+ fdb 0 drive 1
+ fdb 0 drive 2
+ fdb 0 drive 3
+
+* Multipak slot select (Only used for DISTO Host adapter)
+
+ fcb $ff slot for mpak scs 0=slot 1  1=slot 2  2=slot 3  3=slot4  $ff=no mapk
+
+* note that the drive name is unrelated to the physical or logical drive
+* number.
+
+HDNAM fcs "h0"
+HDMGR fcs "RBF"
+
+* note the name here. DI1024, DIS512 and DI256 are DISTO DRIVERS of various
+* sector sizes. TC1024, TCC512 and TCCCHD are the equivalents for the TC3 host
+* adapter. DBHSHD for 256 byte/sector st506 style external controllers which
+* require handshaking on each byte of a data transfer (i.e. adaptec). DIDBHS
+* for the same thing with a DISTO host adapter.
+
+HDDRV fcs "KTS512b"
+ emod
+endmod equ *
+ end