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| author |   pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-04-07 18:14:41 +0000 |
|---|---|---|
| committer | pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-04-07 18:14:41 +0000 |
| commit | d537cf6c8624b27ce2b63431d2f8937f6356f652 (patch) | |
| tree | d7173d79977b4426b2ff225b35c839c8a2e4a215 /hw/irq.h | |
| parent | PowerPC 64 fixes (diff) | |
| download | qemu-kvm-d537cf6c8624b27ce2b63431d2f8937f6356f652.tar.gz qemu-kvm-d537cf6c8624b27ce2b63431d2f8937f6356f652.tar.bz2 qemu-kvm-d537cf6c8624b27ce2b63431d2f8937f6356f652.zip | |
Unify IRQ handling.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2635 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/irq.h')
| -rw-r--r-- | hw/irq.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/hw/irq.h b/hw/irq.h new file mode 100644 index 000000000..652fd6abe --- /dev/null +++ b/hw/irq.h @@ -0,0 +1,21 @@ +/* Generic IRQ/GPIO pin infrastructure. */ + +typedef void (*qemu_irq_handler)(void *opaque, int n, int level); + +typedef struct IRQState *qemu_irq; + +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); +} + +/* Returns an array of N IRQs. */ +qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n); + |