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changeset 127:78c06629559c

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Added from OS-9 Level One V2 disk 2
author boisy
date Sun, 07 Jul 2002 02:49:31 +0000
parents 6b992a305a29
children 6b0b0bc5aa41
files level1/cmds/park.asm
diffstat 1 files changed, 127 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/level1/cmds/park.asm	Sun Jul 07 02:49:31 2002 +0000
@@ -0,0 +1,127 @@
+********************************************************************
+* PARK - Park a hard drive
+*
+* $Id$
+*
+* Ed.    Comments                                       Who YY/MM/DD
+* ------------------------------------------------------------------
+* 1      Original Tandy/Microware version
+
+         nam   PARK
+         ttl   Park a hard drive
+
+* Disassembled 02/07/06 21:41:10 by Disasm v1.6 (C) 1988 by RML
+
+         ifp1
+         use   defsfile
+         endc
+
+tylg     set   Prgrm+Objct   
+atrv     set   ReEnt+rev
+rev      set   $01
+
+         mod   eom,name,tylg,atrv,start,size
+
+u0000    rmb   1
+u0001    rmb   2
+u0003    rmb   20
+u0017    rmb   502
+size     equ   .
+
+name     fcs   /PARK/
+         fcb   $01 
+
+HelpMsg  fcb   C$LF
+         fcc   "Use:  PARK </devname> .... "
+         fcb   C$LF
+         fcc   "      To park hard disk heads"
+         fcb   C$LF
+         fcc   "      on inner track of drive"
+         fcb   C$LF,C$CR
+HelpMsgL equ   *-HelpMsg
+
+Parked   fcc   " has been parked. "
+         fcb   C$CR
+ParkedLen equ  *-Parked
+
+NoOpen   fcc   " cannot be opened."
+         fcb   C$CR
+NoOpenL  equ   *-NoOpen
+
+NoPark   fcc   " has not been parked."
+         fcb   C$CR
+NoParkL  equ   *-NoPark
+
+start    bsr   L0117
+         cmpa  #C$CR
+         beq   L00E0
+L00AE    cmpa  #'/
+         bne   L00E0
+         bsr   L0122
+         lda   #READ.
+         os9   I$Open   
+         bcs   L00FA
+         ldb   #SS.SQD
+         os9   I$SetStt 
+         bcs   L0106
+         lda   <u0000
+         os9   I$Close  
+         bsr   L00EF
+         leax  >Parked,pcr
+         ldy   #ParkedLen
+L00D1    os9   I$WritLn 
+         ldx   <u0001
+         lda   ,x
+         cmpa  #C$CR
+         bne   L00AE
+L00DC    clrb  
+         os9   F$Exit   
+L00E0    lda   #$02
+         leax  >HelpMsg,pcr
+         ldy   #HelpMsgL
+         os9   I$WritLn 
+         bra   L00DC
+L00EF    leax  u0003,u
+         lda   #$02
+         ldy   <u0017
+         os9   I$Write  
+         rts   
+L00FA    bsr   L00EF
+         leax  >NoOpen,pcr
+         ldy   #NoOpenL
+         bra   L00D1
+L0106    lda   <u0000
+         os9   I$Close  
+         bsr   L00EF
+         leax  >NoPark,pcr
+         ldy   #NoParkL
+         bra   L00D1
+L0117    lda   ,x
+         cmpa  #C$SPAC
+         bne   L0121
+         leax  1,x
+         bra   L0117
+L0121    rts   
+
+L0122    clrb  
+         leay  u0003,u
+         pshs  y
+L0127    lda   ,x+
+         cmpa  #C$SPAC
+         bls   L0132
+         sta   ,y+
+         incb  
+         bra   L0127
+L0132    lda   #'@
+         sta   ,y+
+         leax  -1,x
+         bsr   L0117
+         stx   <u0001
+         clra  
+         std   <u0017,u
+         puls  pc,x
+
+         emod
+eom      equ   *
+         end
+