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that are set on startup. This is needed to support the C128, which can switch the screen size at runtime. git-svn-id: svn://svn.cc65.org/cc65/trunk@2042 b7a2c559-68d2-44c3-8de9-860c34a00d81
36 lines
630 B
ArmAsm
36 lines
630 B
ArmAsm
;
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; Ullrich von Bassewitz, 08.08.1998
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; void screensize (unsigned char* x, unsigned char* y);
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;
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.export _screensize
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.import popsreg
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.import screensize
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.importzp ptr1, sreg
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.proc _screensize
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sta ptr1 ; Store the y pointer
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stx ptr1+1
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jsr popsreg ; Get the x pointer into sreg
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jsr screensize ; Get screensize into X/Y
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tya ; Get Y size into A
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.IFP02
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ldy #0
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sta (ptr1),y
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txa
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sta (sreg),y
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.ELSE
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sta (ptr1)
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txa
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sta (sreg)
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.ENDIF
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rts
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.endproc
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