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-rw-r--r--hw/i386/pc.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 4dac96860d..f91ff5e06e 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -2324,6 +2324,10 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev,
error_setg(errp, "Invalid CPU socket-id: %u must be in range 0:%u",
cpu->socket_id, max_socket);
return;
+ } else if (cpu->die_id > pcms->smp_dies - 1) {
+ error_setg(errp, "Invalid CPU die-id: %u must be in range 0:%u",
+ cpu->die_id, max_socket);
+ return;
}
if (cpu->core_id < 0) {
error_setg(errp, "CPU core-id is not set");
@@ -2343,6 +2347,7 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev,
}
topo.pkg_id = cpu->socket_id;
+ topo.die_id = cpu->die_id;
topo.core_id = cpu->core_id;
topo.smt_id = cpu->thread_id;
cpu->apic_id = apicid_from_topo_ids(smp_cores, smp_threads, &topo);
@@ -2380,6 +2385,13 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev,
}
cpu->socket_id = topo.pkg_id;
+ if (cpu->die_id != -1 && cpu->die_id != topo.die_id) {
+ error_setg(errp, "property die-id: %u doesn't match set apic-id:"
+ " 0x%x (die-id: %u)", cpu->die_id, cpu->apic_id, topo.die_id);
+ return;
+ }
+ cpu->die_id = topo.die_id;
+
if (cpu->core_id != -1 && cpu->core_id != topo.core_id) {
error_setg(errp, "property core-id: %u doesn't match set apic-id:"
" 0x%x (core-id: %u)", cpu->core_id, cpu->apic_id, topo.core_id);
@@ -2766,6 +2778,8 @@ static const CPUArchIdList *pc_possible_cpu_arch_ids(MachineState *ms)
ms->smp.cores, ms->smp.threads, &topo);
ms->possible_cpus->cpus[i].props.has_socket_id = true;
ms->possible_cpus->cpus[i].props.socket_id = topo.pkg_id;
+ ms->possible_cpus->cpus[i].props.has_die_id = true;
+ ms->possible_cpus->cpus[i].props.die_id = topo.die_id;
ms->possible_cpus->cpus[i].props.has_core_id = true;
ms->possible_cpus->cpus[i].props.core_id = topo.core_id;
ms->possible_cpus->cpus[i].props.has_thread_id = true;