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pc: Move ioapic_init() from pc_piix.c to pc.c

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Move ioapic_init() from pc_piix.c to pc.c, to make it a common function.
Rename ioapic_init() -> ioapic_init_gsi().
Move to pc.h so q35 can use them as well.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jason Baron 2012-11-14 15:54:01 -05:00 committed by Anthony Liguori
parent 9011a1a7bb
commit a39e356458
3 changed files with 27 additions and 24 deletions
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24
hw/pc.c
View file

@ -1083,3 +1083,27 @@ void pc_pci_device_init(PCIBus *pci_bus)
pci_create_simple(pci_bus, -1, "lsi53c895a");
}
}
void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name)
{
DeviceState *dev;
SysBusDevice *d;
unsigned int i;
if (kvm_irqchip_in_kernel()) {
dev = qdev_create(NULL, "kvm-ioapic");
} else {
dev = qdev_create(NULL, "ioapic");
}
if (parent_name) {
object_property_add_child(object_resolve_path(parent_name, NULL),
"ioapic", OBJECT(dev), NULL);
}
qdev_init_nofail(dev);
d = sysbus_from_qdev(dev);
sysbus_mmio_map(d, 0, 0xfec00000);
for (i = 0; i < IOAPIC_NUM_PINS; i++) {
gsi_state->ioapic_irq[i] = qdev_get_gpio_in(dev, i);
}
}

2
hw/pc.h
View file

@ -104,6 +104,8 @@ void pc_pci_device_init(PCIBus *pci_bus);
typedef void (*cpu_set_smm_t)(int smm, void *arg);
void cpu_smm_register(cpu_set_smm_t callback, void *arg);
void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
/* acpi.c */
extern int acpi_enabled;
extern char *acpi_tables;

25
hw/pc_piix.c
View file

@ -95,29 +95,6 @@ static void kvm_piix3_gsi_handler(void *opaque, int n, int level)
}
}
static void ioapic_init(GSIState *gsi_state)
{
DeviceState *dev;
SysBusDevice *d;
unsigned int i;
if (kvm_irqchip_in_kernel()) {
dev = qdev_create(NULL, "kvm-ioapic");
} else {
dev = qdev_create(NULL, "ioapic");
}
/* FIXME: this should be under the piix3. */
object_property_add_child(object_resolve_path("i440fx", NULL),
"ioapic", OBJECT(dev), NULL);
qdev_init_nofail(dev);
d = sysbus_from_qdev(dev);
sysbus_mmio_map(d, 0, 0xfec00000);
for (i = 0; i < IOAPIC_NUM_PINS; i++) {
gsi_state->ioapic_irq[i] = qdev_get_gpio_in(dev, i);
}
}
/* PC hardware initialisation */
static void pc_init1(MemoryRegion *system_memory,
MemoryRegion *system_io,
@ -221,7 +198,7 @@ static void pc_init1(MemoryRegion *system_memory,
gsi_state->i8259_irq[i] = i8259[i];
}
if (pci_enabled) {
ioapic_init(gsi_state);
ioapic_init_gsi(gsi_state, "i440fx");
}
pc_register_ferr_irq(gsi[13]);