izaya/collapseos - collapseos - GitLain

Mirror of CollapseOS

z80: protect or avoid BC wherever it's used For the IY->BC move, of course.

3 anos atrás

z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.

3 anos atrás

recipes/trs80: making progress on floppy drivers

4 anos atrás

z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.

3 anos atrás

recipes/trs80: making progress on floppy drivers

4 anos atrás

z80: protect or avoid BC wherever it's used For the IY->BC move, of course.

3 anos atrás

trs80: add *CL< and *CL>

4 anos atrás

z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.

3 anos atrás

trs80: add *CL< and *CL>

4 anos atrás

z80a: make mnemonic names more uniform across assemblers Initially, I used the same letters as those used in the z80 ref docs, but it makes the different assemblers harder to use than they should. Having consistent "argtype" rules across assemblers should help.

3 anos atrás

trs80: add *CL< and *CL>

4 anos atrás

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CODE @WRSEC ( drv cylsec addr -- f ) EXX, ( protect BC )
    HL POP,
    DE POP,
    BC POP,
    chkPS,
    A 0x35 LDri, ( @WRSEC )
    0x28 RST,
    PUSHZ,
EXX, ( unprotect BC ) ;CODE
CODE @GET ( a -- c f )
    DE POP,
    chkPS,
    A 0x03 LDri, ( @GET )
    0x28 RST,
    PUSHA, PUSHZ,
;CODE