// cpu0,1,2,3
const irq_tst = 1;
const irq_msk = (1 << irq_tst);
// only cpu0 is alowed to run
write CPU0CLK, 7
write CPU1CLK, 0
write CPU2CLK, 0
write CPU3CLK, 0
// start address IRQ1 - tst
write IA0+irq_tst, 0;
write IA1+irq_tst, 0;
write IA2+irq_tst, 0;
write IA3+irq_tst, 0;
// enable hardw IRQ tst
write IRQHW0, irq_msk
write IRQHW1, irq_msk
write IRQHW2, irq_msk
write IRQHW3, irq_msk
// set high level IRQ tst
write IRQHL0, irq_msk
write IRQHL1, irq_msk
write IRQHL2, irq_msk
write IRQHL3, irq_msk
// overwrite the locations representing the PC of each cpu in case of errors
write 0xF000, 0x7FFFFFFF
write 0xF001, 0x7FFFFFFF
write 0xF002, 0x7FFFFFFF
write 0xF003, 0x7FFFFFFF
write 0xF004, 0xBBBB