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pc,pc-dimm: Extract hotplug related fields in PCMachineState to a structure

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Move hotplug_memory_base and hotplug_memory fields of PCMachineState
into a separate structure so that the same can be made use of from
other architectures supporing memory hotplug.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Bharata B Rao 2015-06-29 13:50:22 +05:30 • committed by Eduardo Habkost
parent 35360642d0
commit a7d69ff10b
4 changed files with 27 additions and 19 deletions
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7
include/hw/i386/pc.h
View file

@ -15,14 +15,12 @@
#include "hw/pci/pci.h"
#include "hw/boards.h"
#include "hw/compat.h"
#include "hw/mem/pc-dimm.h"
#define HPET_INTCAP "hpet-intcap"
/**
* PCMachineState:
* @hotplug_memory_base: address in guest RAM address space where hotplug memory
* address space begins.
* @hotplug_memory: hotplug memory addess space container
* @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
* @enforce_aligned_dimm: check that DIMM's address/size is aligned by
* backend's alignment value if provided
@ -32,8 +30,7 @@ struct PCMachineState {
MachineState parent_obj;
/* <public> */
ram_addr_t hotplug_memory_base;
MemoryRegion hotplug_memory;
MemoryHotplugState hotplug_memory;
HotplugHandler *acpi_dev;
ISADevice *rtc;

11
include/hw/mem/pc-dimm.h
View file

@ -70,6 +70,17 @@ typedef struct PCDIMMDeviceClass {
MemoryRegion *(*get_memory_region)(PCDIMMDevice *dimm);
} PCDIMMDeviceClass;
/**
* MemoryHotplugState:
* @base: address in guest RAM address space where hotplug memory
* address space begins.
* @mr: hotplug memory address space container
*/
typedef struct MemoryHotplugState {
ram_addr_t base;
MemoryRegion mr;
} MemoryHotplugState;
uint64_t pc_dimm_get_free_addr(uint64_t address_space_start,
uint64_t address_space_size,
uint64_t *hint, uint64_t align, uint64_t size,