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hw/exynos4210_gic: Convert to using sysbus GIC 

Convert the Exynos GIC code to use the standalone sysbus
GIC device.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Evgeny Voevodin <e.voevodin@samsung.com>
This commit is contained in:
Peter Maydell 2012-04-13 11:39:08 +00:00
parent fbbd05dc2a
commit 23b92f6028
1 changed files with 24 additions and 8 deletions
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32
hw/exynos4210_gic.c
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@ -262,28 +262,44 @@ uint32_t exynos4210_get_irq(uint32_t grp, uint32_t bit)
/********* GIC part *********/
#define LEGACY_INCLUDED_GIC
#include "arm_gic.c"
typedef struct {
gic_state gic;
SysBusDevice busdev;
MemoryRegion cpu_container;
MemoryRegion dist_container;
MemoryRegion cpu_alias[EXYNOS4210_NCPUS];
MemoryRegion dist_alias[EXYNOS4210_NCPUS];
uint32_t num_cpu;
DeviceState *gic;
} Exynos4210GicState;
static void exynos4210_gic_set_irq(void *opaque, int irq, int level)
{
Exynos4210GicState *s = (Exynos4210GicState *)opaque;
qemu_set_irq(qdev_get_gpio_in(s->gic, irq), level);
}
static int exynos4210_gic_init(SysBusDevice *dev)
{
Exynos4210GicState *s = FROM_SYSBUSGIC(Exynos4210GicState, dev);
Exynos4210GicState *s = FROM_SYSBUS(Exynos4210GicState, dev);
uint32_t i;
const char cpu_prefix[] = "exynos4210-gic-alias_cpu";
const char dist_prefix[] = "exynos4210-gic-alias_dist";
char cpu_alias_name[sizeof(cpu_prefix) + 3];
char dist_alias_name[sizeof(cpu_prefix) + 3];
SysBusDevice *busdev;
gic_init(&s->gic, s->num_cpu, EXYNOS4210_GIC_NIRQ);
s->gic = qdev_create(NULL, "arm_gic");
qdev_prop_set_uint32(s->gic, "num-cpu", s->num_cpu);
qdev_prop_set_uint32(s->gic, "num-irq", EXYNOS4210_GIC_NIRQ);
qdev_init_nofail(s->gic);
busdev = sysbus_from_qdev(s->gic);
/* Pass through outbound IRQ lines from the GIC */
sysbus_pass_irq(dev, busdev);
/* Pass through inbound GPIO lines to the GIC */
qdev_init_gpio_in(&s->busdev.qdev, exynos4210_gic_set_irq,
EXYNOS4210_GIC_NIRQ - 32);
memory_region_init(&s->cpu_container, "exynos4210-cpu-container",
EXYNOS4210_EXT_GIC_CPU_REGION_SIZE);
@ -295,7 +311,7 @@ static int exynos4210_gic_init(SysBusDevice *dev)
sprintf(cpu_alias_name, "%s%x", cpu_prefix, i);
memory_region_init_alias(&s->cpu_alias[i],
cpu_alias_name,
&s->gic.cpuiomem[0],
sysbus_mmio_get_region(busdev, 1),
0,
EXYNOS4210_GIC_CPU_REGION_SIZE);
memory_region_add_subregion(&s->cpu_container,
@ -305,7 +321,7 @@ static int exynos4210_gic_init(SysBusDevice *dev)
sprintf(dist_alias_name, "%s%x", dist_prefix, i);
memory_region_init_alias(&s->dist_alias[i],
dist_alias_name,
&s->gic.iomem,
sysbus_mmio_get_region(busdev, 0),
0,
EXYNOS4210_GIC_DIST_REGION_SIZE);
memory_region_add_subregion(&s->dist_container,