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authorBlue Swirl <blauwirbel@gmail.com>2012-04-14 10:55:00 +0000
committerBlue Swirl <blauwirbel@gmail.com>2012-04-14 10:55:00 +0000
commite92861ccb166883b0672b1ddfebce4f5de85e23d (patch)
tree224d2b489985286be0afef1cd89ca5423ed5a9da /hw/a15mpcore.c
parent7672725d41d1a04195affc1a7bd5676ba6314b14 (diff)
parentc79981ceec3ae1e712aa9c21cba94c152eea2fb5 (diff)
Merge branch 'arm-devs.for-upstream' of git://git.linaro.org/people/pmaydell/qemu-arm
* 'arm-devs.for-upstream' of git://git.linaro.org/people/pmaydell/qemu-arm: hw/arm_gic: Remove stray hardcoded tab hw/arm_gic: gic_set_pending_private() is NVIC only hw/arm_gic: Use NVIC instead of LEGACY_INCLUDED_GIC define hw/arm_gic: Make gic_reset a sysbus reset function hw/arm11mpcore: Convert to using sysbus GIC device hw/exynos4210_gic: Convert to using sysbus GIC hw/realview_gic: switch to sysbus GIC hw/a9mpcore: Switch to using sysbus GIC hw/a15mpcore: switch to using sysbus GIC hw/arm_gic: Make the GIC its own sysbus device hw/arm_gic: Expose PPI inputs as gpio inputs hw/arm_gic: Move gic_get_current_cpu into arm_gic.c hw/arm_gic: Move NCPU definition to arm_gic.c hw/exynos4210_combiner.c: Drop excessive read/write access check. ARM: Exynos4210: Drop gic_cpu_write() after initialization. Fix bit test in Exynos4210 UART emulation to use & instead of &&
Diffstat (limited to 'hw/a15mpcore.c')
-rw-r--r--hw/a15mpcore.c46
1 files changed, 25 insertions, 21 deletions
diff --git a/hw/a15mpcore.c b/hw/a15mpcore.c
index 71142e51f5..5a7b365548 100644
--- a/hw/a15mpcore.c
+++ b/hw/a15mpcore.c
@@ -20,36 +20,38 @@
#include "sysbus.h"
-/* Configuration for arm_gic.c:
- * max number of CPUs, how to ID current CPU
- */
-#define NCPU 4
-
-static inline int gic_get_current_cpu(void)
-{
- return cpu_single_env->cpu_index;
-}
-
-#include "arm_gic.c"
-
/* A15MP private memory region. */
typedef struct A15MPPrivState {
- gic_state gic;
+ SysBusDevice busdev;
uint32_t num_cpu;
uint32_t num_irq;
MemoryRegion container;
+ DeviceState *gic;
} A15MPPrivState;
+static void a15mp_priv_set_irq(void *opaque, int irq, int level)
+{
+ A15MPPrivState *s = (A15MPPrivState *)opaque;
+ qemu_set_irq(qdev_get_gpio_in(s->gic, irq), level);
+}
+
static int a15mp_priv_init(SysBusDevice *dev)
{
- A15MPPrivState *s = FROM_SYSBUSGIC(A15MPPrivState, dev);
+ A15MPPrivState *s = FROM_SYSBUS(A15MPPrivState, dev);
+ SysBusDevice *busdev;
+
+ 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", s->num_irq);
+ qdev_init_nofail(s->gic);
+ busdev = sysbus_from_qdev(s->gic);
- if (s->num_cpu > NCPU) {
- hw_error("a15mp_priv_init: num-cpu may not be more than %d\n", NCPU);
- }
+ /* Pass through outbound IRQ lines from the GIC */
+ sysbus_pass_irq(dev, busdev);
- gic_init(&s->gic, s->num_cpu, s->num_irq);
+ /* Pass through inbound GPIO lines to the GIC */
+ qdev_init_gpio_in(&s->busdev.qdev, a15mp_priv_set_irq, s->num_irq - 32);
/* Memory map (addresses are offsets from PERIPHBASE):
* 0x0000-0x0fff -- reserved
@@ -60,8 +62,10 @@ static int a15mp_priv_init(SysBusDevice *dev)
* 0x6000-0x7fff -- GIC virtual CPU interface (not modelled)
*/
memory_region_init(&s->container, "a15mp-priv-container", 0x8000);
- memory_region_add_subregion(&s->container, 0x1000, &s->gic.iomem);
- memory_region_add_subregion(&s->container, 0x2000, &s->gic.cpuiomem[0]);
+ memory_region_add_subregion(&s->container, 0x1000,
+ sysbus_mmio_get_region(busdev, 0));
+ memory_region_add_subregion(&s->container, 0x2000,
+ sysbus_mmio_get_region(busdev, 1));
sysbus_init_mmio(dev, &s->container);
return 0;
@@ -85,7 +89,7 @@ static void a15mp_priv_class_init(ObjectClass *klass, void *data)
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = a15mp_priv_init;
dc->props = a15mp_priv_properties;
- /* We currently have no savable state outside the common GIC state */
+ /* We currently have no savable state */
}
static TypeInfo a15mp_priv_info = {