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acpi: Add ACPI_CPU_HOTPLUG_ID_LIMIT macro

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The new macro will be helpful to allow us to detect too large SMP limits
before it is too late.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eduardo Habkost 2014-03-14 16:33:50 -03:00 • committed by Michael S. Tsirkin
parent 3dd46eb496
commit 1d14ac5af0
1 changed files with 8 additions and 0 deletions
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8
include/hw/acpi/cpu_hotplug_defs.h
View file

@ -17,7 +17,15 @@
* between C and ASL code.
*/
#define ACPI_CPU_HOTPLUG_STATUS 4
/* Limit for CPU arch IDs for CPU hotplug. All hotpluggable CPUs should
* have CPUClass.get_arch_id() < ACPI_CPU_HOTPLUG_ID_LIMIT.
*/
#define ACPI_CPU_HOTPLUG_ID_LIMIT 256
/* 256 CPU IDs, 8 bits per entry: */
#define ACPI_GPE_PROC_LEN 32
#define ICH9_CPU_HOTPLUG_IO_BASE 0x0CD8
#define PIIX4_CPU_HOTPLUG_IO_BASE 0xaf00