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annotate 3rdparty/drivers/sdisk/d3_35s.asm @ 3109:118cd9951d24

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Small fixups in level 3 boot script And add it and the boot list to the coco3 build.
author Tormod Volden <debian.tormod@gmail.com>
date Sun, 28 Feb 2016 22:48:32 +0100
parents 2ecb9f08c113
children
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1 ********************************************************************
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2 * D3 - Disk device descriptor for SDisk
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3 *
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4 * $Id$
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5 *
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6 * Ed. Comments Who YY/MM/DD
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7 * ------------------------------------------------------------------
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8 * Created
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9
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10 nam D3
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11 ttl Disk device descriptor for SDisk
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12
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13 ifp1
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14 use defsfile
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15 endc
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16
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17 Type set Devic+Objct
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18 Revs set Reent+1
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19
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20 * MODULE HEADER AND FIXED INFORMATION
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21 mod DescEnd,DescName,Type,Revs,DscMgr,DscDrv
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22
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23 fcb DIR.+SHARE.+PREAD.+PWRIT.+UPDAT.+EXEC.+PEXEC.
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24
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25 fcb HW.Page port bank
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26 fdb DPort port address
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27
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28 * USER CHANGEABLE SETTINGS
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29 Drive set 3 drive number (0-3)
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30 DrvTyp set TYP.5+TYP.CCF+TYP.FLP 5" floppy (double density on track 0)
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31 StpRat set STP.6ms drive stepping rate code
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32 Cyls set 35 number of cylinders (tracks per side)
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33 SecTrk set 18 number of sectors per track
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34 SecTr0 set SecTrk number of sectors per track (track 0, side 0)
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35 Density set DNS.MFM+DNS.STD 48 tpi, MFM
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36 Sides set 1 number of sides (1 or 2)
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37
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38 * OPTION TABLE
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39 fcb OptEnd-*-1 number of bytes in option section below
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40 fcb DT.RBF device type = RBF
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41 fcb Drive drive number
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42 fcb StpRat step rate code
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43 fcb DrvTyp
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44 fcb Density
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45 fdb Cyls number of cylinders
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46 fcb Sides
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47 fcb 0 verify turned on
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48 fdb SecTrk
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49 fdb SecTr0
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50 fcb 3 sector interleave offset factor
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51 fcb 8 minimum sector allocation size
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52 fcb 0 (reserved)
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53 fdb 0 (reserved)
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54 fcb $10 sector/track offset (CoCo OS-9 disk format)
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55 OptEnd equ *
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56
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57 * NAME STRINGS
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58 DescName fcb 'D,'0+Drive+$80
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59 DscMgr fcs 'RBF'
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60 DscDrv fcs 'SDisk'
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61
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62 emod
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63 DescEnd equ *
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64 end