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Extract vf-bdos.fth from source.fth and use it building v4th.com.
This removes the remaining use of source.fb for building v4th.com.
This commit is contained in:
Philip Zembrod
parent
da911706ce
commit
33cd326d9a
@ -80,8 +80,8 @@ inctest.log: \
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$(cpmfilesdir)/v4th.com: \
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$(patsubst %, $(cpmfilesdir)/%, volks4th.com \
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include.fb log2file.fb target.fb source.fb \
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v4th.fth vf-core.fth vf-io.fth vf-bufs.fth vf-sys.fth vf-end.fth) \
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include.fb log2file.fb target.fb v4th.fth vf-core.fth \
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vf-io.fth vf-bufs.fth vf-sys.fth vf-end.fth vf-bdos.fth) \
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Makefile | emu
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rm -f $(runcpmdir)/A/0/V4TH.COM $@
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./emulator/run-in-runcpm.sh \
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@ -7,8 +7,7 @@ Target definitions $100 here!
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include vf-io.fth
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include vf-bufs.fth
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include vf-sys.fth
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use source.fb
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$76 load \ Standard 8080-System
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include vf-bdos.fth
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include vf-end.fth
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cr .( unresolved: ) .unresolved ( ' .blk is .status )
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148
8080/CPM/src/vf-bdos.fth
Normal file
148
8080/CPM/src/vf-bdos.fth
Normal file
@ -0,0 +1,148 @@
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\ *** Block No. 119, Hexblock 77
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\ CP/M-Interface 05Oct87
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Vocabulary Dos Dos definitions also
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Label >bios pchl
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Code biosa ( arg fun -- res )
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1 lhld D pop D dcx D dad D dad D dad
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D pop IP push D IP mvx >bios call
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Label back
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IP pop 0 H mvi A L mov Hpush jmp end-code
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Code bdosa ( arg fun -- res )
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H pop D pop IP push L C mov 5 call back jmp
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end-code
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: bios ( arg fun -- ) biosa drop ;
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: bdos ( arg fun -- ) bdosa drop ;
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\ *** Block No. 120, Hexblock 78
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\ Character-IO Constants Character input 05Oct87
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Target Dos also
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$08 Constant #bs $0D Constant #cr
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$0A Constant #lf $1B Constant #esc
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$09 Constant #tab $7F Constant #del
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$07 Constant #bel $0C Constant #ff
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: con! ( c -- ) 4 bios ;
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: (key? ( -- ? ) 0 2 biosa 0= not ;
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: getkey ( -- c ) 0 3 biosa ;
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: (key ( -- c ) BEGIN pause (key? UNTIL getkey ;
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\ *** Block No. 121, Hexblock 79
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\ Character output 07Oct87 UH 27Feb88
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| Code ?ctrl ( c -- c' ) H pop L A mov
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$20 cpi cs ?[ $80 ori ]? A L mov Hpush jmp end-code
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: (emit ( c -- ) ?ctrl con! pause ;
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: (cr #cr con! #lf con! ;
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: (del #bs con! bl con! #bs con! ;
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: (at? ( -- row col ) 0 0 ;
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: tipp ( addr len -- ) 0 ?DO count emit LOOP drop ;
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Output: display [ here output ! ]
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(emit (cr tipp (del noop 2drop (at? ;
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\ *** Block No. 122, Hexblock 7a
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\ Line input 04Oct87
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| : backspace ( addr pos1 -- addr pos2 ) dup 0=exit (del 1- ;
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: (decode ( addr pos1 key -- addr pos2 )
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#bs case? IF backspace exit THEN
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#del case? IF backspace exit THEN
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#cr case? IF dup span ! space exit THEN
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dup emit >r 2dup + r> swap c! 1+ ;
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: (expect ( addr len -- ) span ! 0
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BEGIN span @ over u> WHILE key decode REPEAT 2drop ;
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Input: keyboard [ here input ! ]
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(key (key? (decode (expect ;
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\ *** Block No. 123, Hexblock 7b
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\ Default Disk Interface: Constants and Primitives 18Nov87
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$80 Constant b/rec b/blk b/rec / Constant rec/blk
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Dos definitions
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' 2- | Alias dosfcb> ' 2+ | Alias >dosfcb
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: dos-error? ( n -- f ) $FF = ;
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$5C Constant fcb
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: reset ( -- ) 0 &13 bdos ;
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: openfile ( fcb -- f ) &15 bdosa dos-error? ;
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: closefile ( fcb -- f ) &16 bdosa dos-error? ;
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: dma! ( dma -- ) &26 bdos ;
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: rec@ ( fcb -- f ) &33 bdosa ;
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: rec! ( fcb -- f ) &34 bdosa ;
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\ *** Block No. 124, Hexblock 7c
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\ Default Disk Interface: open and close 20Nov87
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Target Dos also Defer drvinit Dos definitions
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| Variable opened
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: default ( -- ) opened off
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fcb 1+ c@ bl = ?exit $80 count here place #tib off
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fcb dup dosfcb> dup isfile ! fromfile !
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openfile Abort" default file not found!" opened on ;
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' default Is drvinit
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: close-default ( -- ) opened @ not ?exit
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fcb closefile Abort" can't close default-file!" ;
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' close-default Is save-dos-buffers
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\ *** Block No. 125, Hexblock 7d
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\ Default Disk Interface: read/write 14Feb88
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Target Dos also
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| : rec# ( 'dosfcb -- 'rec# ) &33 + ;
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: (r/w ( adr blk file r/wf -- flag ) >r
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dup 0= Abort" no Direct Disk IO supported! " >dosfcb
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swap rec/blk * over rec# 0 over 2+ c! !
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r> rot b/blk bounds
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DO I dma! 2dup IF rec@ drop
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ELSE rec! IF 2drop true endloop exit THEN THEN
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over rec# 0 over 2+ c! 1 swap +!
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b/rec +LOOP 2drop false ;
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' (r/w Is r/w
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\ *** Block No. 126, Hexblock 7e
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\ Postlude 20Nov87
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Defer postlude
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| : (bye ( -- ) postlude 0 0 bdos ;
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| : #pages ( -- n ) here $100 - $100 u/mod swap 0=exit 1+ ;
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: .size ( -- ) base push decimal
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cr ." Size: &" #pages u. ." Pages" ;
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' .size Is postlude
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