diff options
author | Blue Swirl <blauwirbel@gmail.com> | 2012-04-14 10:55:00 +0000 |
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committer | Blue Swirl <blauwirbel@gmail.com> | 2012-04-14 10:55:00 +0000 |
commit | e92861ccb166883b0672b1ddfebce4f5de85e23d (patch) | |
tree | 224d2b489985286be0afef1cd89ca5423ed5a9da /hw/a15mpcore.c | |
parent | 7672725d41d1a04195affc1a7bd5676ba6314b14 (diff) | |
parent | c79981ceec3ae1e712aa9c21cba94c152eea2fb5 (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.c | 46 |
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 = { |