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view src/gbaisr.iwram.c @ 2:80a2761bd3a4

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change DS keys (add alt. rotate)
author paulo@localhost
date Mon, 23 Mar 2009 01:19:12 -0700
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1 #include "ljgba.h"
2 #define BIOS_IF (*(volatile unsigned short *)0x03FFFFF8)
3
4 volatile int curTime = 0;
5
6 void isr(void) {
7 unsigned int interrupts = REG_IF;
8
9 if (interrupts & IRQ_VBLANK) {
10 ++curTime;
11 }
12
13 BIOS_IF |= interrupts;
14 REG_IF = interrupts;
15 }