[PATCH] hw/loongarch: Supplement cpu topology arguments

[Tianrui Zhao]

Supplement LoongArch cpu topology arguments, including support socket
and threads per core.

Based-on: <20230518014115.117869-1-gaos...@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotian...@loongson.cn>
---
 hw/loongarch/acpi-build.c | 4 ++++
 hw/loongarch/virt.c       | 9 ++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/hw/loongarch/acpi-build.c b/hw/loongarch/acpi-build.c
index d4429bac00..51541ac532 100644
--- a/hw/loongarch/acpi-build.c
+++ b/hw/loongarch/acpi-build.c
@@ -414,6 +414,10 @@ static void acpi_build(AcpiBuildTables *tables, 
MachineState *machine)
     acpi_add_table(table_offsets, tables_blob);
     build_madt(tables_blob, tables->linker, lams);
 
+    acpi_add_table(table_offsets, tables_blob);
+    build_pptt(tables_blob, tables->linker, machine,
+                   lams->oem_id, lams->oem_table_id);
+
     acpi_add_table(table_offsets, tables_blob);
     build_srat(tables_blob, tables->linker, machine);
 
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 0a9067d4d8..1ace1631d0 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -1046,8 +1046,15 @@ static const CPUArchIdList 
*virt_possible_cpu_arch_ids(MachineState *ms)
     for (n = 0; n < ms->possible_cpus->len; n++) {
         ms->possible_cpus->cpus[n].type = ms->cpu_type;
         ms->possible_cpus->cpus[n].arch_id = n;
+
+        ms->possible_cpus->cpus[n].props.has_socket_id = true;
+        ms->possible_cpus->cpus[n].props.socket_id  =
+                                        n / (ms->smp.cores * ms->smp.threads);
         ms->possible_cpus->cpus[n].props.has_core_id = true;
-        ms->possible_cpus->cpus[n].props.core_id = n;
+        ms->possible_cpus->cpus[n].props.core_id =
+                                   (n / ms->smp.threads) % ms->smp.cores;
+        ms->possible_cpus->cpus[n].props.has_thread_id = true;
+        ms->possible_cpus->cpus[n].props.thread_id = n % ms->smp.threads;
     }
     return ms->possible_cpus;
 }
-- 
2.27.0