diff options
| author | Yanan Wang <wangyanan55@huawei.com> | 2022-01-07 16:32:31 +0800 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2022-01-20 11:47:52 +0000 |
| commit | 88d0278aa7f5c882d8a485788ab4bae4702099b8 (patch) | |
| tree | 7b35b6e081897839a072195479803e667a4a5336 /hw/acpi | |
| parent | 291f6dd566cf1158cbdb90e282c89adbb2d2a875 (diff) | |
hw/acpi/aml-build: Support cluster level in PPTT generation
Support CPU cluster topology level in generation of ACPI
Processor Properties Topology Table (PPTT).
Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Message-id: 20220107083232.16256-6-wangyanan55@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/acpi')
| -rw-r--r-- | hw/acpi/aml-build.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 6aaedca2e5..bb2cad63b5 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -2001,6 +2001,7 @@ static void build_processor_hierarchy_node(GArray *tbl, uint32_t flags, void build_pptt(GArray *table_data, BIOSLinker *linker, MachineState *ms, const char *oem_id, const char *oem_table_id) { + MachineClass *mc = MACHINE_GET_CLASS(ms); GQueue *list = g_queue_new(); guint pptt_start = table_data->len; guint parent_offset; @@ -2025,6 +2026,23 @@ void build_pptt(GArray *table_data, BIOSLinker *linker, MachineState *ms, 0, socket, NULL, 0); } + if (mc->smp_props.clusters_supported) { + length = g_queue_get_length(list); + for (i = 0; i < length; i++) { + int cluster; + + parent_offset = GPOINTER_TO_UINT(g_queue_pop_head(list)); + for (cluster = 0; cluster < ms->smp.clusters; cluster++) { + g_queue_push_tail(list, + GUINT_TO_POINTER(table_data->len - pptt_start)); + build_processor_hierarchy_node( + table_data, + (0 << 0), /* not a physical package */ + parent_offset, cluster, NULL, 0); + } + } + } + length = g_queue_get_length(list); for (i = 0; i < length; i++) { int core; |