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Fix wrong offset of irq vector byte used as on/off flag.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5410 b7a2c559-68d2-44c3-8de9-860c34a00d81
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uz 2012-01-19 11:54:26 +00:00
parent 3f8ceff73f
commit 75b83260c6
1 changed files with 4 additions and 4 deletions
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8
libsrc/common/interrupt.s
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@ -1,4 +1,4 @@
;
;
; Oliver Schmidt, 2012-01-18
;
; void __fastcall__ set_irq (irq_handler f, void *stack_addr, size_t stack_size);
@ -44,7 +44,7 @@
.proc _reset_irq
lda #$00
sta irqvec+3 ; High byte is enough
sta irqvec+2 ; High byte is enough
rts
.endproc
@ -53,7 +53,7 @@
.proc clevel_irq
; Is C level interrupt request vector set?
lda irqvec+3 ; High byte is enough
lda irqvec+2 ; High byte is enough
bne @L1
clc ; Interrupt not handled
rts
@ -73,7 +73,7 @@
; Call C level interrupt request handler
jsr irqvec
; Copy back our zero page content
ldx #zpspace-1
@L3: ldy zpsave,x