]> Joshua Wise's Git repositories - netwatch.git/blob - aseg/counter.c
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[netwatch.git] / aseg / counter.c
1 char counter = 0;
2
3 #define outb(port, val) \
4 ({ asm volatile("outb %0, %%dx" : : "a" ((unsigned char)(val)) , "d" ((unsigned short)(port))); })
5
6 void __start (void) {
7         counter++;
8         outb (0x80, counter);
9 }
10
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