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29 lines
854 B
ArmAsm
29 lines
854 B
ArmAsm
;
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; void chlinexy (unsigned char x, unsigned char y, unsigned char length);
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; void chline (unsigned char length);
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;
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.export soft80_chlinexy, soft80_chline
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.import popa, _gotoxy, soft80_cputdirect
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.importzp tmp1
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soft80_chlinexy:
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pha ; Save the length
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jsr popa ; Get y
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jsr _gotoxy ; Call this one, will pop params
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pla ; Restore the length
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soft80_chline:
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cmp #0 ; Is the length zero?
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beq L9 ; Jump if done
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sta tmp1
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L1: lda #96 ; Horizontal line, petscii code
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jsr soft80_cputdirect ; Direct output
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dec tmp1
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bne L1
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L9: rts
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