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[Qemu-devel] [PATCH 08/16] hw/a15mpcore: switch to using sysbus GIC
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH 08/16] hw/a15mpcore: switch to using sysbus GIC |
Date: |
Fri, 13 Apr 2012 14:04:53 +0100 |
Switch the a15mpcore private peripheral region to using
the standalone sysbus GIC device.
Signed-off-by: Peter Maydell <address@hidden>
---
hw/a15mpcore.c | 35 ++++++++++++++++++++++++++---------
1 files changed, 26 insertions(+), 9 deletions(-)
diff --git a/hw/a15mpcore.c b/hw/a15mpcore.c
index 54c0dbf..5a7b365 100644
--- a/hw/a15mpcore.c
+++ b/hw/a15mpcore.c
@@ -20,23 +20,38 @@
#include "sysbus.h"
-#define LEGACY_INCLUDED_GIC
-#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);
+
+ /* 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
@@ -47,8 +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;
@@ -72,7 +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 = {
--
1.7.1
- [Qemu-devel] [PULL 00/16] arm-devs queue, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 15/16] hw/arm_gic: gic_set_pending_private() is NVIC only, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 13/16] hw/arm_gic: Make gic_reset a sysbus reset function, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 01/16] Fix bit test in Exynos4210 UART emulation to use & instead of &&, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 08/16] hw/a15mpcore: switch to using sysbus GIC,
Peter Maydell <=
- [Qemu-devel] [PATCH 12/16] hw/arm11mpcore: Convert to using sysbus GIC device, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 11/16] hw/exynos4210_gic: Convert to using sysbus GIC, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 04/16] hw/arm_gic: Move NCPU definition to arm_gic.c, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 10/16] hw/realview_gic: switch to sysbus GIC, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 09/16] hw/a9mpcore: Switch to using sysbus GIC, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 03/16] hw/exynos4210_combiner.c: Drop excessive read/write access check., Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 06/16] hw/arm_gic: Expose PPI inputs as gpio inputs, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 02/16] ARM: Exynos4210: Drop gic_cpu_write() after initialization., Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 05/16] hw/arm_gic: Move gic_get_current_cpu into arm_gic.c, Peter Maydell, 2012/04/13
- [Qemu-devel] [PATCH 14/16] hw/arm_gic: Use NVIC instead of LEGACY_INCLUDED_GIC define, Peter Maydell, 2012/04/13