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pc: ACPI BIOS: implement memory hotplug interface

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- provides static SSDT object for memory hotplug that can handle
  upto 256 hotplugable memory slots
- SSDT template for memory devices and runtime generator
  of them in SSDT table.

Signed-off-by: Vasilis Liaskovitis <vasilis.liaskovitis@profitbricks.com>
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2014-06-02 15:25:26 +02:00 • committed by Michael S. Tsirkin
parent 3fbcdc27b1
commit bef3492d11
5 changed files with 299 additions and 1 deletions
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21
include/hw/acpi/pc-hotplug.h
View file

@ -32,4 +32,25 @@
#define ACPI_MEMORY_HOTPLUG_IO_LEN 24
#define ACPI_MEMORY_HOTPLUG_BASE 0x0a00
#define MEMORY_HOPTLUG_DEVICE MHPD
#define MEMORY_SLOTS_NUMBER MDNR
#define MEMORY_HOTPLUG_IO_REGION HPMR
#define MEMORY_SLOT_ADDR_LOW MRBL
#define MEMORY_SLOT_ADDR_HIGH MRBH
#define MEMORY_SLOT_SIZE_LOW MRLL
#define MEMORY_SLOT_SIZE_HIGH MRLH
#define MEMORY_SLOT_PROXIMITY MPX
#define MEMORY_SLOT_ENABLED MES
#define MEMORY_SLOT_INSERT_EVENT MINS
#define MEMORY_SLOT_SLECTOR MSEL
#define MEMORY_SLOT_OST_EVENT MOEV
#define MEMORY_SLOT_OST_STATUS MOSC
#define MEMORY_SLOT_LOCK MLCK
#define MEMORY_SLOT_STATUS_METHOD MRST
#define MEMORY_SLOT_CRS_METHOD MCRS
#define MEMORY_SLOT_OST_METHOD MOST
#define MEMORY_SLOT_PROXIMITY_METHOD MPXM
#define MEMORY_SLOT_NOTIFY_METHOD MTFY
#define MEMORY_SLOT_SCAN_METHOD MSCN
#endif