On Mon, 6 Jan 2020 09:27:05 -0600
miny...@acm.org wrote:
> From: Corey Minyard <cminy...@mvista.com>
>
> Per the ACPI spec (version 6.1, section 6.1.5 _HID) it is not required
> on enumerated buses (like PCI in this case), _ADR is required (and is
> already there). And the _HID value is wrong. Linux appears to ignore
> the _HID entry, but it confuses Windows.
Corey,
Could you clarify as what "confuses Windows" means?
s/confuses Windows/description of the observed problem and on what windows
version/
>
> Signed-off-by: Corey Minyard <cminy...@mvista.com>
> Cc: Michael S. Tsirkin <m...@redhat.com>
> Cc: Igor Mammedov <imamm...@redhat.com>
> ---
> hw/i386/acpi-build.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
> index 7b8da62d41..ab73a8f4c8 100644
> --- a/hw/i386/acpi-build.c
> +++ b/hw/i386/acpi-build.c
> @@ -1815,7 +1815,6 @@ static void build_smb0(Aml *table, I2CBus *smbus, int
> devnr, int func)
> Aml *scope = aml_scope("_SB.PCI0");
> Aml *dev = aml_device("SMB0");
>
> - aml_append(dev, aml_name_decl("_HID", aml_eisaid("APP0005")));
> aml_append(dev, aml_name_decl("_ADR", aml_int(devnr << 16 | func)));
> build_acpi_ipmi_devices(dev, BUS(smbus), "\\_SB.PCI0.SMB0");
> aml_append(scope, dev);
