2017-07-23 18:59 GMT+03:00 Marcel Apfelbaum <marcel@redhat.com>:

On 23/07/2017 1:15, Aleksandr Bezzubikov wrote:

Unmask previously masked SHPC feature in _OSC method.

Signed-off-by: Aleksandr Bezzubikov <zuban32s@gmail.com>
---
  hw/i386/acpi-build.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 6b7bade..0d99585 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1850,7 +1850,7 @@ static Aml *build_q35_osc_method(void)
       * Always allow native PME, AER (no dependencies)
       * Never allow SHPC (no SHPC controller in this system)

Seems the above comment is not longer correct :)

Thanks,
Marcel

       */
-    aml_append(if_ctx, aml_and(a_ctrl, aml_int(0x1D), a_ctrl));
+    aml_append(if_ctx, aml_and(a_ctrl, aml_int(0x1F), a_ctrl));
        if_ctx2 = aml_if(aml_lnot(aml_equal(aml_arg(1), aml_int(1))));
      /* Unknown revision */