Statistics
| Branch: | Revision:

root / hw / irq.h @ d537cf6c

History | View | Annotate | Download (464 Bytes)

1
/* Generic IRQ/GPIO pin infrastructure.  */
2

    
3
typedef void (*qemu_irq_handler)(void *opaque, int n, int level);
4

    
5
typedef struct IRQState *qemu_irq;
6

    
7
void qemu_set_irq(qemu_irq irq, int level);
8

    
9
static inline void qemu_irq_raise(qemu_irq irq)
10
{
11
    qemu_set_irq(irq, 1);
12
}
13

    
14
static inline void qemu_irq_lower(qemu_irq irq)
15
{
16
    qemu_set_irq(irq, 0);
17
}
18

    
19
/* Returns an array of N IRQs.  */
20
qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n);
21