OpenE2K/qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

hw/i386/acpi-build: Add support for SRAT Generic Initiator structures

Browse Source 
The acpi-generic-initiator object is added to allow a host device
to be linked with a NUMA node. Qemu use it to build the SRAT
Generic Initiator Affinity structure [1]. Add support for i386.

[1] ACPI Spec 6.3, Section 5.2.16.6

Suggested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Ankit Agrawal <ankita@nvidia.com>
Message-Id: <20240308145525.10886-4-ankita@nvidia.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Ankit Agrawal 2024-03-08 14:55:25 +00:00 committed by Michael S. Tsirkin
parent 0a5b5acdf2
commit 5deced6a13
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hw/i386/acpi-build.c
View File

@ -68,6 +68,7 @@
#include "hw/acpi/utils.h"
#include "hw/acpi/pci.h"
#include "hw/acpi/cxl.h"
#include "hw/acpi/acpi_generic_initiator.h"
#include "qom/qom-qobject.h"
#include "hw/i386/amd_iommu.h"
@ -2046,6 +2047,8 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine)
build_srat_memory(table_data, 0, 0, 0, MEM_AFFINITY_NOFLAGS);
}
build_srat_generic_pci_initiator(table_data);
/*
* Entry is required for Windows to enable memory hotplug in OS
* and for Linux to enable SWIOTLB when booted with less than