--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/level2/modules/h0_hdisk.asm	Thu Apr 04 16:34:12 2002 +0000
@@ -0,0 +1,61 @@
+* RGB Computer Systems
+* OS-9 Level 2 Hard Disk
+* Device Descripter Module
+* Copyright (C) 1989 by RGB Computer Systems
+* All rights reserved
+
+         nam   h0 or h1
+         ttl   Hard Disk Device Descripter
+
+         ifp1  
+         use   defsfile
+         use   rbfdefs
+         endc  
+
+* Change the following equates for your hard drive type:
+
+drive    equ   0          set to /h0
+numcyl   equ   000        set to your number of cylinders
+heads    equ   0          set to your number of r/w heads
+numsec   equ   32         number of sectors/track (some may be 33)
+
+* Set the next equate for the type of Hard Disk
+* Interface you are using. Use the following values:
+* For LR-TECH, OWL, KEN-TON and RGB, use $FF74
+* For DISTO SUPER CONTROLLER, use $FF50
+* For DISTO 4-IN-1 BOARD, use $FF58
+
+PORT     equ   $ff74      set for LR-TECH
+
+**********  Make no changes below this line  **********
+
+rev      set   1          rev number
+type     equ   devic+objct
+
+         mod   end,name,type,reent+rev,mgr,dvr
+         fcb   $ff        all modes
+         fcb   $7         device extended address
+         fdb   PORT       port address
+         fcb   name-*-1   option byte count
+         fcb   DT.RBF     rbf device type
+         fcb   drive      drive number
+         fcb   0          step rate (reserved 0)
+         fcb   $80        disk type (hard disk)
+         fcb   1          density (unused)
+         fdb   numcyl     number of cylinders
+         fcb   heads      number of surfaces
+         fcb   1          verify (unused)
+         fdb   numsec     default sectors/track
+         fdb   numsec     default sectors/track tk00
+         fcb   0          interleave (unused)
+         fcb   32         sector allocation size <- 32 is good for a HD
+
+
+name     fcc   /h/
+         fcb   '0+$80+drive
+         fcb   1          edition
+mgr      fcs   /rbf/
+dvr      fcs   /hdisk/
+         emod  
+end      equ   *
+         end