mirror of
https://github.com/forth-ev/VolksForth.git
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3a4eff97c4
Also remove the code referencing the old R38 RAM/ROM bank switching registers. Finally remove some unused Kernal variable labels.
131 lines
2.4 KiB
Forth
131 lines
2.4 KiB
Forth
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include vf-lbls-cbm.fth
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\ *** Block No. 128, Hexblock 80
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80 fthpage
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\ C16-Labels clv13.4.87)
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0ff4c >label ConOut
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090 >label IOStatus
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09a >label MsgFlg
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0ae >label CurDev
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0ff19 >label BrdCol
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0ff15 >label BkgCol
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053b >label PenCol
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0cb >label CurFlg
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0cf >label InsCnt
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0540 >label KeyRep
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055d >label PKeys
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\ *** Block No. 129, Hexblock 81
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81 fthpage
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\ C16 c64key? getkey
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Code c64key? ( -- flag)
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0ef lda 055d ora
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0<> ?[ 0FF # lda ]? pha
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Push jmp end-code
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Code getkey ( -- 8b)
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0ebdd jsr
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0A0 # cmp 0= ?[ bl # lda ]?
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Push0A jmp end-code
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\ *** Block No. 130, Hexblock 82
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82 fthpage
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\ C16 curon curoff
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Code curon \ --
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0ca lda clc 0c8 adc 0ff0d sta
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0c9 lda 0 # adc 0b # sbc 0ff0c sta
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next jmp end-code
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Code curoff \ --
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0ff # lda ff0c sta 0ff0d sta Next jmp
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end-code
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include vf-sys-cbm.fth
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\ *** Block No. 143, Hexblock 8f
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\ ... continued
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8f fthpage
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Create ink-pot
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\ border bkgnd pen 0
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f6 c, 0f6 c, 03 c, 0 c, \ Forth
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0eE c, 0f6 c, 03 c, 0 c, \ Edi
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0f6 c, 0f6 c, 03 c, 0 c, \ User
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\ *** Block No. 146, Hexblock 92
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92 fthpage
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\ C16:Init 01oct87clv/re)
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Code init-system $F7 # ldx txs
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xyNext jmp end-code
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(C16+ include vf-c16+irq.fth )
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\ *** Block No. 147, Hexblock 93
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93 fthpage
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\ C16:..Init 01oct87clv/re)
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Label first-init
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\ will be called in ROM first time
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\ later called from RAM
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sei (C16+ rom ( )
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\ new IRQ install
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(C16+ RAMIRQ $100 u/mod # lda >IRQ 1+ sta # lda >IRQ sta ( )
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$FF84 normJsr $FF8A normJsr
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\ CIAs init. and set I/O-Vectors
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ink-pot lda BrdCol sta \ border
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ink-pot 1+ lda BkgCol sta \ backgrnd
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ink-pot 2+ lda PenCol sta \ pen
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$80 # lda KeyRep sta \ repeat all keys
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$FF13 lda 04 # ora $FF13 sta \ low/upp
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(C16+ ram ( ) cli rts end-code
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first-init dup bootsystem 1+ !
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warmboot 1+ !
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Code c64init first-init jsr
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xyNext jmp end-code
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\ *** Block No. 148, Hexblock 94
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94 fthpage
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\ C16-Pushkeys C64-like 01oct87clv/re)
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Label InitPKs \ Pushkeys: Daten
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00 c, 00 c, \ curr. numb Char, currPtr
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01 c, 01 c, 01 c, 01 c, \ StrLength
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01 c, 01 c, 01 c, 01 c, \ "
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85 c, 86 c, 87 c, 89 c, \ Content
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8a c, 8b c, 8c c, 88 c, \ "
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here InitPKs - >label InitPKlen
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Code C64fkeys \ Pushkeys a la C64
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InitPKlen # ldx
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[[ dex 0>= ?[[
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InitPKs ,X lda PKeys ,x sta ]]?
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xyNext jmp end-code
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(C16- | Create (bye $FFF6 here 2- ! )
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(C16+ | CODE (bye rom $FFF6 jmp end-code )
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