symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/irq.h
author mikek
Mon, 05 Jul 2010 15:30:26 +0100
branchGCC_SURGE
changeset 87 42ae69d3c4a8
parent 1 2fb8b9db1c86
permissions -rw-r--r--
1) Fix for Bug 3157 - Compilation error in gui_common.h 2) Fix for Bug 3158 - Compilation error in qemu-char.c 3) Fix for Bug 3160 - [GCCE] Illegal instruction in baseport/syborg/bootstrap/syborg.s 4) Fix for Bug 3162 - [GCCE] VFP math support needs excluded to build syborg ROM 5) Fix for Bug 3163 - [GCCE] Syborg baseport build breaks when EPOCROOT is not filesystem root 6) Fix for Bug 3164 - [GCCE] baseport/syborg/bld.inf needs to discriminate GCCE from ARMCC

#ifndef QEMU_IRQ_H
#define QEMU_IRQ_H

/* Generic IRQ/GPIO pin infrastructure.  */

/* FIXME: Rmove one of these.  */
typedef void (*qemu_irq_handler)(void *opaque, int n, int level);
typedef void SetIRQFunc(void *opaque, int irq_num, 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.  */
qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n);

/* Returns a new IRQ with opposite polarity.  */
qemu_irq qemu_irq_invert(qemu_irq irq);

#endif