ZX_INTERRUPT_REMAP_IRQ = 1
ZX_INTERRUPT_MODE_DEFAULT = 1
ZX_INTERRUPT_MODE_EDGE_LOW = 2
ZX_INTERRUPT_MODE_EDGE_HIGH = 4
ZX_INTERRUPT_MODE_LEVEL_LOW = 6
ZX_INTERRUPT_MODE_LEVEL_HIGH = 8
ZX_INTERRUPT_MODE_EDGE_BOTH = 10
ZX_INTERRUPT_VIRTUAL = 0x10
ZX_INTERRUPT_BIND = 0
ZX_INTERRUPT_UNBIND = 1