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15 lines
507 B
Plaintext
15 lines
507 B
Plaintext
CODE 13H08H ( driveno -- cx dx )
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DI POPx, DX PUSHx, ( protect ) DX DI MOVxx, AX 0x800 MOVxI,
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ES PUSHs, DI DI XORxx, ES DI MOVsx,
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0x13 INT, DI DX MOVxx, ES POPs, DX POPx, ( unprotect )
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CX PUSHx, DI PUSHx,
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;CODE
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CODE 13H ( ax bx cx dx -- ax bx cx dx )
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SI POPx, ( DX ) CX POPx, BX POPx, AX POPx,
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DX PUSHx, ( protect ) DX SI MOVxx, DI DI XORxx,
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0x13 INT, SI DX MOVxx, DX POPx, ( unprotect )
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AX PUSHx, BX PUSHx, CX PUSHx, SI PUSHx,
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;CODE
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: FDSPT 0x70 RAM+ ;
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: FDHEADS 0x71 RAM+ ;
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