mirror of
https://github.com/wwarthen/RomWBW.git
synced 2026-02-06 22:33:12 -06:00
750 lines
9.6 KiB
NASM
750 lines
9.6 KiB
NASM
extrn .begin,.chl,.swt
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extrn csave,cret,.move
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global metadata_,128
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global bRunning_,2
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global deflu_,2
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global drive_,2
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global logunit_,2
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global numlu_,2
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DSEG
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public pSYSCFG_
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pSYSCFG_:
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DW -16384
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CSEG
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PUBLIC display_
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display_: lxi d,.2
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call csave
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LHLD logunit_
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PUSH H
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LHLD drive_
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PUSH H
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CALL luscur_
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POP D
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POP D
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LXI H,metadata_
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PUSH H
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LXI H,11
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PUSH H
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LXI H,0
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PUSH H
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LHLD drive_
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PUSH H
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CALL rdsector_
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XCHG
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LXI H,8
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DAD SP
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SPHL
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LXI H,0
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PUSH H
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LXI H,7
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_
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PUSH H
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LXI H,.1+0
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,8
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LDA metadata_+2
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MOV L,A
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MVI H,0
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PUSH H
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LXI H,.1+28
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,9
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LXI H,.1+56
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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XCHG
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LXI H,2-.2
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DAD SP
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MOV M,E
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INX H
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MOV M,D
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JMP .4
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.3:
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LXI H,2-.2
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DAD SP
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PUSH H
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MOV A,M
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INX H
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MOV H,M
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MOV L,A
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INX H
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XCHG
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POP H
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MOV M,E
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INX H
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MOV M,D
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.4:
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LXI H,2-.2
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DAD SP
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MOV E,M
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INX H
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MOV D,M
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LXI H,8
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CALL .lt
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JZ .5
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LXI H,2-.2
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DAD SP
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MOV E,M
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INX H
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MOV D,M
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LXI H,metadata_+4
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DAD D
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MOV E,M
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MVI D,0
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PUSH D
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LXI H,.1+79
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PUSH H
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CALL printf_
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POP D
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POP D
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JMP .3
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.5:
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LXI H,.1+82
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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PUSH H
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LXI H,10
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LDA metadata_+12
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MOV L,A
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MVI H,0
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LXI D,65
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DAD D
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PUSH H
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LXI H,.1+84
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PUSH H
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CALL printf_
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POP D
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POP D
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LHLD metadata_+13
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XCHG
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LHLD logunit_
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CALL .ne
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JZ .6
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LHLD logunit_
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SHLD metadata_+13
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LHLD metadata_+97
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INX H
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SHLD metadata_+97
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LXI H,metadata_
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PUSH H
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LXI H,11
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PUSH H
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LXI H,0
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PUSH H
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LHLD drive_
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PUSH H
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CALL wrsector_
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XCHG
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LXI H,8
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DAD SP
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SPHL
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.6:
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LXI H,0
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PUSH H
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LXI H,11
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD numlu_
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PUSH H
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LHLD metadata_+13
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PUSH H
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LXI H,.1+109
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PUSH H
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CALL printf_
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POP D
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,12
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LXI H,.1+150
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PUSH H
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CALL printf_
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POP D
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LDA metadata_+96
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MOV L,A
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MVI H,0
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JMP .7
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.9:
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LXI H,.1+172
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PUSH H
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CALL printf_
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POP D
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JMP .8
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.10:
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LXI H,.1+178
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PUSH H
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CALL printf_
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POP D
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JMP .8
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.11:
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LXI H,.1+184
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PUSH H
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CALL printf_
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POP D
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JMP .8
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.7:
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CALL .swt
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DW 2
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DW 0,.10
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DW 1,.9
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DW .11
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.8:
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LXI H,0
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PUSH H
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LXI H,13
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_+97
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PUSH H
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LXI H,.1+190
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,14
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LDA metadata_+101
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MOV L,A
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MVI H,0
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PUSH H
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LDA metadata_+101
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MOV L,A
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MVI H,0
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PUSH H
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LDA metadata_+100
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MOV L,A
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MVI H,0
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PUSH H
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LDA metadata_+99
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MOV L,A
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MVI H,0
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PUSH H
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LXI H,.1+214
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PUSH H
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CALL printf_
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XCHG
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LXI H,10
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DAD SP
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SPHL
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LXI H,0
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PUSH H
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LXI H,15
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LXI H,.1+247
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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XCHG
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LXI H,2-.2
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DAD SP
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MOV M,E
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INX H
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MOV M,D
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JMP .13
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.12:
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LXI H,2-.2
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DAD SP
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PUSH H
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MOV A,M
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INX H
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MOV H,M
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MOV L,A
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INX H
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XCHG
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POP H
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MOV M,E
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INX H
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MOV M,D
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.13:
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LXI H,2-.2
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DAD SP
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MOV E,M
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INX H
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MOV D,M
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LXI H,16
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CALL .lt
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JZ .14
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LXI H,2-.2
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DAD SP
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MOV E,M
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INX H
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MOV D,M
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LXI H,metadata_+103
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DAD D
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MOV E,M
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MVI D,0
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PUSH D
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LXI H,.1+270
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PUSH H
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CALL printf_
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POP D
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POP D
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JMP .12
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.14:
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LXI H,.1+273
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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PUSH H
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LXI H,16
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_+120
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PUSH H
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LXI H,.1+275
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,17
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_+122
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PUSH H
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LXI H,.1+303
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,18
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_+124
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PUSH H
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LXI H,.1+331
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PUSH H
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CALL printf_
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POP D
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POP D
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LXI H,0
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PUSH H
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LXI H,19
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LHLD metadata_+126
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PUSH H
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LXI H,.1+359
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PUSH H
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CALL printf_
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POP D
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POP D
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RET
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.2 EQU -2
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.1:
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DB 109,101,116,97,100,97,116,97,46,115,105,103,110,97,116
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DB 117,114,101,32,61,32,48,120,37,48,52,120,0,109,101
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DB 116,97,100,97,116,97,46,112,108,97,116,102,111,114,109
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DB 32,32,61,32,48,120,37,48,50,120,0,109,101,116,97
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DB 100,97,116,97,46,102,111,114,109,97,116,116,101,114,32
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DB 61,32,34,0,37,99,0,34,0,109,101,116,97,100,97
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DB 116,97,46,100,114,105,118,101,32,32,32,32,32,61,32
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DB 37,99,58,0,109,101,116,97,100,97,116,97,46,108,111
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DB 103,117,110,105,116,32,32,32,61,32,37,100,40,114,101
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DB 108,48,41,32,111,102,32,37,100,32,32,32,32,32,0
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DB 109,101,116,97,100,97,116,97,46,119,114,105,116,101,112
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DB 114,111,116,32,61,32,0,84,82,85,69,32,0,70,65
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DB 76,83,69,0,85,110,107,33,33,0,109,101,116,97,100
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DB 97,116,97,46,117,112,100,97,116,101,32,32,32,32,61
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DB 32,37,100,0,109,101,116,97,100,97,116,97,46,123,118
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DB 101,114,125,32,32,32,32,32,61,32,37,100,46,37,100
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DB 46,37,100,46,37,100,0,109,101,116,97,100,97,116,97
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DB 46,108,97,98,101,108,32,32,32,32,32,61,32,34,0
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DB 37,99,0,34,0,109,101,116,97,100,97,116,97,46,105
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DB 110,102,108,111,99,32,32,32,32,61,32,48,120,37,48
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DB 52,120,0,109,101,116,97,100,97,116,97,46,99,112,109
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DB 108,111,99,32,32,32,32,61,32,48,120,37,48,52,120
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DB 0,109,101,116,97,100,97,116,97,46,99,112,109,101,110
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DB 100,32,32,32,32,61,32,48,120,37,48,52,120,0,109
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DB 101,116,97,100,97,116,97,46,99,112,109,101,110,116,32
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DB 32,32,32,61,32,48,120,37,48,52,120,0
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PUBLIC menu_
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menu_: lxi d,.16
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call csave
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LXI H,0
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PUSH H
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LXI H,21
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LXI H,.15+0
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PUSH H
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CALL printf_
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POP D
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LXI H,.15+40
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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PUSH H
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LXI H,21
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PUSH H
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CALL crtlc_
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POP D
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POP D
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LXI H,.15+80
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PUSH H
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CALL printf_
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POP D
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LXI H,0
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XCHG
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LHLD logunit_
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CALL .lt
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JZ .17
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LXI H,.15+90
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PUSH H
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CALL printf_
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POP D
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.17:
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LHLD numlu_
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DCX H
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PUSH H
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LHLD logunit_
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POP D
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XCHG
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CALL .lt
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JZ .18
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LXI H,.15+102
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PUSH H
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CALL printf_
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POP D
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.18:
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LDA metadata_+96
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MOV L,A
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MVI H,0
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PUSH H
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LXI H,1
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POP D
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CALL .eq
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JZ .19
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LXI H,.15+114
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PUSH H
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CALL printf_
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POP D
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.19:
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lda metadata_+96
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ora a
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JNZ .20
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LXI H,.15+127
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PUSH H
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CALL printf_
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POP D
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.20:
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LXI H,.15+138
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PUSH H
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CALL printf_
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POP D
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LXI H,1
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SHLD dregbc_
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CALL bdoscall_
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LXI H,1
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XCHG
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LXI H,2-.16
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DAD SP
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MOV M,E
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INX H
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MOV M,D
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LDA drega_
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MOV L,A
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MVI H,0
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JMP .21
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.23:
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.24:
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LXI H,0
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XCHG
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LXI H,2-.16
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DAD SP
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MOV M,E
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INX H
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MOV M,D
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JMP .22
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.25:
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LHLD numlu_
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DCX H
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PUSH H
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LHLD logunit_
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POP D
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XCHG
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CALL .lt
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JZ .26
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LHLD logunit_
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INX H
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SHLD logunit_
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JMP .27
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.26:
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LXI H,7
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PUSH H
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LXI H,.15+151
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PUSH H
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CALL printf_
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POP D
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POP D
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.27:
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JMP .22
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.28:
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LXI H,0
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XCHG
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LHLD logunit_
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CALL .lt
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JZ .29
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LHLD logunit_
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DCX H
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SHLD logunit_
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JMP .30
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.29:
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LXI H,7
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PUSH H
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LXI H,.15+154
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PUSH H
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CALL printf_
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POP D
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POP D
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.30:
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JMP .22
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.31:
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LXI H,1
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MOV A,L
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STA metadata_+96
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LHLD metadata_+97
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INX H
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SHLD metadata_+97
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LXI H,metadata_
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PUSH H
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LXI H,11
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PUSH H
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LXI H,0
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PUSH H
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LHLD drive_
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PUSH H
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CALL wrsector_
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XCHG
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LXI H,8
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DAD SP
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SPHL
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JMP .22
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.32:
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LXI H,0
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MOV A,L
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STA metadata_+96
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LHLD metadata_+97
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INX H
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SHLD metadata_+97
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LXI H,metadata_
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PUSH H
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LXI H,11
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PUSH H
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LXI H,0
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PUSH H
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LHLD drive_
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PUSH H
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CALL wrsector_
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XCHG
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LXI H,8
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DAD SP
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SPHL
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JMP .22
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.33:
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LXI H,7
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PUSH H
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LXI H,.15+157
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PUSH H
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CALL printf_
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POP D
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POP D
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JMP .22
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.21:
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CALL .swt
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DW 6
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DW 43,.25
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DW 45,.28
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DW 88,.23
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DW 112,.31
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DW 117,.32
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DW 120,.24
|
||
DW .33
|
||
.22:
|
||
LXI H,2-.16
|
||
DAD SP
|
||
MOV E,M
|
||
INX H
|
||
MOV D,M
|
||
XCHG
|
||
RET
|
||
.16 EQU -2
|
||
.15:
|
||
DB 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32
|
||
DB 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32
|
||
DB 32,32,32,32,32,32,32,32,32,0,32,32,32,32,32
|
||
DB 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32
|
||
DB 32,32,32,32,32,32,32,32,32,32,32,32,32,32,32
|
||
DB 32,32,32,32,0,79,112,116,105,111,110,115,40,32,0
|
||
DB 32,45,123,112,114,101,118,32,108,117,125,0,32,43,123
|
||
DB 110,101,120,116,32,108,117,125,0,32,117,123,110,112,114
|
||
DB 111,116,101,99,116,125,0,32,112,123,114,111,116,101,99
|
||
DB 116,125,0,32,120,123,113,117,105,116,125,32,41,58,32
|
||
DB 0,37,99,0,37,99,0,37,99,0
|
||
PUBLIC main_
|
||
main_: lxi d,.35
|
||
call csave
|
||
LXI H,-4096
|
||
SHLD hregbc_
|
||
LXI H,-16384
|
||
SHLD hregde_
|
||
CALL diagnose_
|
||
LXI H,-16384
|
||
SHLD pSYSCFG_
|
||
LHLD pSYSCFG_
|
||
LXI D,68
|
||
DAD D
|
||
MOV E,M
|
||
MVI D,0
|
||
PUSH D
|
||
CALL crtinit_
|
||
POP D
|
||
CALL crtclr_
|
||
LXI H,0
|
||
PUSH H
|
||
LXI H,0
|
||
PUSH H
|
||
CALL crtlc_
|
||
POP D
|
||
POP D
|
||
LXI H,.34+0
|
||
PUSH H
|
||
CALL banner_
|
||
POP D
|
||
LXI H,25
|
||
SHLD dregbc_
|
||
CALL bdoscall_
|
||
LDA drega_
|
||
MOV L,A
|
||
MVI H,0
|
||
SHLD drive_
|
||
LHLD drive_
|
||
PUSH H
|
||
CALL lugnum_
|
||
POP D
|
||
SHLD numlu_
|
||
LHLD drive_
|
||
PUSH H
|
||
CALL lugcur_
|
||
POP D
|
||
SHLD deflu_
|
||
LHLD deflu_
|
||
SHLD logunit_
|
||
LXI H,1
|
||
SHLD bRunning_
|
||
.36:
|
||
LXI H,1
|
||
XCHG
|
||
LHLD bRunning_
|
||
CALL .eq
|
||
JZ .37
|
||
CALL display_
|
||
LXI H,1
|
||
PUSH H
|
||
CALL menu_
|
||
POP D
|
||
SHLD bRunning_
|
||
JMP .36
|
||
.37:
|
||
LHLD deflu_
|
||
PUSH H
|
||
LHLD drive_
|
||
PUSH H
|
||
CALL luscur_
|
||
POP D
|
||
POP D
|
||
LXI H,0
|
||
PUSH H
|
||
LXI H,23
|
||
PUSH H
|
||
CALL crtlc_
|
||
POP D
|
||
POP D
|
||
RET
|
||
.35 EQU 0
|
||
.34:
|
||
DB 77,69,84,65,0
|
||
extrn banner_
|
||
extrn printf_
|
||
extrn lugnum_
|
||
extrn luscur_
|
||
extrn lugcur_
|
||
extrn crtlc_
|
||
extrn crtclr_
|
||
extrn crtinit_
|
||
extrn diagnose_
|
||
extrn hregde_
|
||
extrn hregbc_
|
||
extrn wrsector_
|
||
extrn rdsector_
|
||
extrn bdoscall_
|
||
extrn dregbc_
|
||
extrn drega_
|
||
extrn .eq
|
||
extrn .ne
|
||
extrn .lt
|
||
END
|
||
|