From: Yicong Yang <yangyicong@hisilicon.com>

The lastest ACPI spec 6.5 support PPTT revision 3. Update it
by handy. This is compatible with previous revision.

Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
---
 hw/acpi/aml-build.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index e2717ee0e9..15a6bc644a 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -2061,7 +2061,7 @@ void build_pptt(GArray *table_data, BIOSLinker *linker, MachineState *ms,
     uint32_t pptt_start = table_data->len;
     uint32_t root_offset;
     int n;
-    AcpiTable table = { .sig = "PPTT", .rev = 2,
+    AcpiTable table = { .sig = "PPTT", .rev = 3,
                         .oem_id = oem_id, .oem_table_id = oem_table_id };
 
     acpi_table_begin(&table, table_data);
-- 
2.24.0