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[RFC 40/41] hw/i386: Support QOM topology
From: |
Zhao Liu |
Subject: |
[RFC 40/41] hw/i386: Support QOM topology |
Date: |
Thu, 30 Nov 2023 22:42:02 +0800 |
From: Zhao Liu <zhao1.liu@intel.com>
Set MachineClass.smp_props.possible_cpus_qom_granu and
TopoClass.search_parent_pre_plug for i386.
So far, the i386 topology is based on the QOM topology.
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
---
hw/i386/x86.c | 1 +
target/i386/cpu.c | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 595d4365fdd1..99f6c502de43 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -1565,6 +1565,7 @@ static void x86_machine_class_init(ObjectClass *oc, void
*data)
mc->cpu_index_to_instance_props = x86_cpu_index_to_props;
mc->get_default_cpu_node_id = x86_get_default_cpu_node_id;
mc->possible_cpu_arch_ids = x86_possible_cpu_arch_ids;
+ mc->smp_props.possible_cpus_qom_granu = CPU_TOPO_THREAD;
x86mc->save_tsc_khz = true;
x86mc->fwcfg_dma_enabled = true;
nc->nmi_monitor_handler = x86_nmi;
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index cd16cb893daf..1de5726691e1 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -41,6 +41,7 @@
#include "exec/address-spaces.h"
#include "hw/boards.h"
#include "hw/i386/sgx-epc.h"
+#include "hw/i386/x86.h"
#endif
#include "disas/capstone.h"
@@ -8009,6 +8010,9 @@ static void x86_cpu_common_class_init(ObjectClass *oc,
void *data)
#if !defined(CONFIG_USER_ONLY)
object_class_property_add(oc, "crash-information", "GuestPanicInformation",
x86_cpu_get_crash_info_qom, NULL, NULL, NULL);
+
+ CPU_TOPO_CLASS(oc)->search_parent_pre_plug =
+ x86_cpu_search_parent_pre_plug;
#endif
for (w = 0; w < FEATURE_WORDS; w++) {
--
2.34.1
- [RFC 21/41] hw/cpu/cluster: Allow cpu-cluster to be created by -device, (continued)
- [RFC 21/41] hw/cpu/cluster: Allow cpu-cluster to be created by -device, Zhao Liu, 2023/11/30
- [RFC 28/41] hw/core/slot: Maintain the core queue in CPU slot, Zhao Liu, 2023/11/30
- [RFC 30/41] hw/core/slot: Check topology child to be added under CPU slot, Zhao Liu, 2023/11/30
- [RFC 34/41] hw/core/topo: Implement user-child to collect topology device from cli, Zhao Liu, 2023/11/30
- [RFC 36/41] hw/i386: Allow x86_cpu_new() to specify parent for new CPU, Zhao Liu, 2023/11/30
- [RFC 03/41] system: Create base category devices from cli before board initialization, Zhao Liu, 2023/11/30
- [RFC 07/41] qdev: Introduce parent option in -device, Zhao Liu, 2023/11/30
- [RFC 09/41] hw/core/topo: Support topology index for topology device, Zhao Liu, 2023/11/30
- [RFC 13/41] hw/core/cpu: Convert CPU from general device to topology device, Zhao Liu, 2023/11/30
- [RFC 25/41] hw/cpu/book: Abstract cpu-book level as topology device, Zhao Liu, 2023/11/30
- [RFC 40/41] hw/i386: Support QOM topology,
Zhao Liu <=
- [RFC 10/41] hw/core/topo: Add virtual method to update topology info for parent, Zhao Liu, 2023/11/30
- [RFC 15/41] hw/cpu/core: Allow to configure plugged threads for cpu-core, Zhao Liu, 2023/11/30
- [RFC 18/41] hw/cpu/cluster: Rename CPUClusterState to CPUCluster, Zhao Liu, 2023/11/30
- [RFC 20/41] hw/cpu/cluster: Descript cluster is not only used for TCG in comment, Zhao Liu, 2023/11/30
- [RFC 23/41] hw/cpu/die: Abstract cpu-die level as topology device, Zhao Liu, 2023/11/30
- [RFC 26/41] hw/cpu/drawer: Abstract cpu-drawer level as topology device, Zhao Liu, 2023/11/30
- [RFC 35/41] hw/i386: Make x86_cpu_new() private in x86.c, Zhao Liu, 2023/11/30
- [RFC 04/41] qom/object: Introduce helper to resolve path from non-direct parent, Zhao Liu, 2023/11/30
- [RFC 11/41] hw/core/topo: Add virtual method to check topology child, Zhao Liu, 2023/11/30
- [RFC 24/41] hw/cpu/socket: Abstract cpu-socket level as topology device, Zhao Liu, 2023/11/30