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target-i386: Move APIC to ICC bus

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It allows APIC to be hotplugged.

 * map APIC's mmio at board level if it is present
 * do not register mmio region for each APIC, since
   only one is used/mapped

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov
2013-04-29 19:03:01 +02:00
committed by Andreas Färber
parent 62fc403f11
commit 53a89e262b
6 changed files with 42 additions and 24 deletions
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3
include/hw/cpu/icc_bus.h
View File

@ -22,6 +22,7 @@
#ifndef ICC_BUS_H
#define ICC_BUS_H
#include "exec/memory.h"
#include "hw/qdev-core.h"
#define TYPE_ICC_BUS "icc-bus"
@ -37,6 +38,8 @@ typedef struct ICCBus {
/*< private >*/
BusState parent_obj;
/*< public >*/
MemoryRegion *apic_address_space;
} ICCBus;
#define ICC_BUS(obj) OBJECT_CHECK(ICCBus, (obj), TYPE_ICC_BUS)

6
include/hw/i386/apic_internal.h
View File

@ -21,7 +21,7 @@
#define QEMU_APIC_INTERNAL_H
#include "exec/memory.h"
#include "hw/sysbus.h"
#include "hw/cpu/icc_bus.h"
#include "qemu/timer.h"
/* APIC Local Vector Table */
@ -78,7 +78,7 @@ typedef struct APICCommonState APICCommonState;
typedef struct APICCommonClass
{
SysBusDeviceClass parent_class;
ICCDeviceClass parent_class;
void (*init)(APICCommonState *s);
void (*set_base)(APICCommonState *s, uint64_t val);
@ -92,7 +92,7 @@ typedef struct APICCommonClass
} APICCommonClass;
struct APICCommonState {
SysBusDevice busdev;
ICCDevice busdev;
MemoryRegion io_memory;
X86CPU *cpu;