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/*
* ARM RealView Emulation Baseboard Interrupt Controller
*
* Copyright (c) 2006-2007 CodeSourcery.
* Written by Paul Brook
*
* This code is licensed under the GPL.
*/
#include "sysbus.h"
#define NCPU 1
/* Only a single "CPU" interface is present. */
static inline int
gic_get_current_cpu(void)
{
return 0;
}
#include "arm_gic.c"
typedef struct {
gic_state gic;
MemoryRegion container;
} RealViewGICState;
static void realview_gic_map_setup(RealViewGICState *s)
{
memory_region_init(&s->container, "realview-gic-container", 0x2000);
memory_region_add_subregion(&s->container, 0, &s->gic.cpuiomem[0]);
memory_region_add_subregion(&s->container, 0x1000, &s->gic.iomem);
}
static int realview_gic_init(SysBusDevice *dev)
{
RealViewGICState *s = FROM_SYSBUSGIC(RealViewGICState, dev);
/* The GICs on the RealView boards have a fixed nonconfigurable
* number of interrupt lines, so we don't need to expose this as
* a qdev property.
*/
gic_init(&s->gic, 96);
realview_gic_map_setup(s);
sysbus_init_mmio(dev, &s->container);
return 0;
}
static void realview_gic_class_init(ObjectClass *klass, void *data)
{
SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
sdc->init = realview_gic_init;
}
static DeviceInfo realview_gic_info = {
.name = "realview_gic",
.size = sizeof(RealViewGICState),
.class_init = realview_gic_class_init,
};
static void realview_gic_register_devices(void)
{
sysbus_qdev_register(&realview_gic_info);
}
device_init(realview_gic_register_devices)
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