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69 lines
1.1 KiB
NASM
69 lines
1.1 KiB
NASM
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; program to test the loading speed
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.cpu "65c02"
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*=$0801
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; 10 sys 2061
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.byte $0b, $08, $0a, $00, $9e, $32, $30, $36
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.byte $31, $00, $00, $00
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start
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phx
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ldx #<_filename
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ldy #>_filename
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lda #10
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jsr $FFBD ; SETNAM
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jmp _go
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_filename
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.text "romdis.asm"
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_go
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lda #0
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tax
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tay
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jsr $FFDB ; SETTIM 0,0,0
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lda #1
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ldx #8
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ldy #0
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jsr $FFBA ; SETLFS 1,8,0
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jsr $FFC0 ; OPEN
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ldx #1
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jsr $FFC6 ; CHKIN, use #1 as output channel
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;lda #'.'
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;jsr $FFD2 ; CHROUT
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; load the file ....
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_loop
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jsr $ffb7 ;READST
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bne _eof
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jsr $FFCF ;CHRIN
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sta $02 ; store...
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jmp _loop
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_eof
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; close stuff
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jsr $FFCC ;CLRCHN
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lda #1
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jsr $FFC3 ;CLOSE
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; print the time taken
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jsr $FFDE ; RDTIM -> A,X,Y
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tay
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txa
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jsr $fe03 ; GIVAYF
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jsr $fe81 ; FOUT
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sta 2
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sty 3
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ldy #0
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_printlp
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lda (2),y
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beq _endstr
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jsr $FFD2 ; CHROUT
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iny
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bne _printlp
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_endstr
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plx
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rts
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