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Diffstat (limited to 'hw/arm')
-rw-r--r--hw/arm/virt.c40
1 files changed, 37 insertions, 3 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 61ae437..e2c5626 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1221,6 +1221,8 @@ static void machvirt_init(MachineState *machine)
{
VirtMachineState *vms = VIRT_MACHINE(machine);
VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(machine);
+ MachineClass *mc = MACHINE_GET_CLASS(machine);
+ const CPUArchIdList *possible_cpus;
qemu_irq pic[NUM_IRQS];
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *secure_sysmem = NULL;
@@ -1344,10 +1346,16 @@ static void machvirt_init(MachineState *machine)
exit(1);
}
- for (n = 0; n < smp_cpus; n++) {
- Object *cpuobj = object_new(typename);
+ possible_cpus = mc->possible_cpu_arch_ids(machine);
+ for (n = 0; n < possible_cpus->len; n++) {
+ Object *cpuobj;
- object_property_set_int(cpuobj, virt_cpu_mp_affinity(vms, n),
+ if (n >= smp_cpus) {
+ break;
+ }
+
+ cpuobj = object_new(typename);
+ object_property_set_int(cpuobj, possible_cpus->cpus[n].arch_id,
"mp-affinity", NULL);
if (!vms->secure) {
@@ -1527,6 +1535,31 @@ static void virt_set_gic_version(Object *obj, const char *value, Error **errp)
}
}
+static const CPUArchIdList *virt_possible_cpu_arch_ids(MachineState *ms)
+{
+ int n;
+ VirtMachineState *vms = VIRT_MACHINE(ms);
+
+ if (ms->possible_cpus) {
+ assert(ms->possible_cpus->len == max_cpus);
+ return ms->possible_cpus;
+ }
+
+ ms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) +
+ sizeof(CPUArchId) * max_cpus);
+ ms->possible_cpus->len = max_cpus;
+ for (n = 0; n < ms->possible_cpus->len; n++) {
+ ms->possible_cpus->cpus[n].arch_id =
+ virt_cpu_mp_affinity(vms, n);
+ ms->possible_cpus->cpus[n].props.has_thread_id = true;
+ ms->possible_cpus->cpus[n].props.thread_id = n;
+
+ /* TODO: add 'has_node/node' here to describe
+ to which node core belongs */
+ }
+ return ms->possible_cpus;
+}
+
static void virt_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
@@ -1543,6 +1576,7 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
mc->pci_allow_0_address = true;
/* We know we will never create a pre-ARMv7 CPU which needs 1K pages */
mc->minimum_page_bits = 12;
+ mc->possible_cpu_arch_ids = virt_possible_cpu_arch_ids;
}
static const TypeInfo virt_machine_info = {