diff options
Diffstat (limited to 'hw/irq.h')
-rw-r--r-- | hw/irq.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/hw/irq.h b/hw/irq.h deleted file mode 100644 index 610e6b7623..0000000000 --- a/hw/irq.h +++ /dev/null @@ -1,57 +0,0 @@ -#ifndef QEMU_IRQ_H -#define QEMU_IRQ_H - -/* Generic IRQ/GPIO pin infrastructure. */ - -typedef struct IRQState *qemu_irq; - -typedef void (*qemu_irq_handler)(void *opaque, int n, int level); - -void qemu_set_irq(qemu_irq irq, int level); - -static inline void qemu_irq_raise(qemu_irq irq) -{ - qemu_set_irq(irq, 1); -} - -static inline void qemu_irq_lower(qemu_irq irq) -{ - qemu_set_irq(irq, 0); -} - -static inline void qemu_irq_pulse(qemu_irq irq) -{ - qemu_set_irq(irq, 1); - qemu_set_irq(irq, 0); -} - -/* Returns an array of N IRQs. Each IRQ is assigned the argument handler and - * opaque data. - */ -qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n); - -/* Extends an Array of IRQs. Old IRQs have their handlers and opaque data - * preserved. New IRQs are assigned the argument handler and opaque data. - */ -qemu_irq *qemu_extend_irqs(qemu_irq *old, int n_old, qemu_irq_handler handler, - void *opaque, int n); - -void qemu_free_irqs(qemu_irq *s); - -/* Returns a new IRQ with opposite polarity. */ -qemu_irq qemu_irq_invert(qemu_irq irq); - -/* Returns a new IRQ which feeds into both the passed IRQs */ -qemu_irq qemu_irq_split(qemu_irq irq1, qemu_irq irq2); - -/* Returns a new IRQ set which connects 1:1 to another IRQ set, which - * may be set later. - */ -qemu_irq *qemu_irq_proxy(qemu_irq **target, int n); - -/* For internal use in qtest. Similar to qemu_irq_split, but operating - on an existing vector of qemu_irq. */ -void qemu_irq_intercept_in(qemu_irq *gpio_in, qemu_irq_handler handler, int n); -void qemu_irq_intercept_out(qemu_irq **gpio_out, qemu_irq_handler handler, int n); - -#endif |