From: Corey Minyard Date: Mon, 20 Jan 2020 17:07:25 +0000 (-0600) Subject: i386:acpi: Remove _HID from the SMBus ACPI entry X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=aefcaf9d1b3ebb30981627bd08f595211a648a62;p=qemu.git i386:acpi: Remove _HID from the SMBus ACPI entry 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 Windows 10 detects it as 'Unknown Device' and there is no driver available. See https://bugs.launchpad.net/qemu/+bug/1856724 Signed-off-by: Corey Minyard Cc: Michael S. Tsirkin Cc: Igor Mammedov Reviewed-by: Igor Mammedov Message-Id: <20200120170725.24935-6-minyard@acm.org> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index e25df838f0..9c4e46fa74 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1816,7 +1816,6 @@ 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); diff --git a/tests/data/acpi/q35/DSDT b/tests/data/acpi/q35/DSDT index 77ea60ffed..1f91888d7a 100644 Binary files a/tests/data/acpi/q35/DSDT and b/tests/data/acpi/q35/DSDT differ diff --git a/tests/data/acpi/q35/DSDT.acpihmat b/tests/data/acpi/q35/DSDT.acpihmat index 30e3717b5b..3586f6368a 100644 Binary files a/tests/data/acpi/q35/DSDT.acpihmat and b/tests/data/acpi/q35/DSDT.acpihmat differ diff --git a/tests/data/acpi/q35/DSDT.bridge b/tests/data/acpi/q35/DSDT.bridge index fbc2d40000..eae3a2a865 100644 Binary files a/tests/data/acpi/q35/DSDT.bridge and b/tests/data/acpi/q35/DSDT.bridge differ diff --git a/tests/data/acpi/q35/DSDT.cphp b/tests/data/acpi/q35/DSDT.cphp index 6a896cb214..53d735a4de 100644 Binary files a/tests/data/acpi/q35/DSDT.cphp and b/tests/data/acpi/q35/DSDT.cphp differ diff --git a/tests/data/acpi/q35/DSDT.dimmpxm b/tests/data/acpi/q35/DSDT.dimmpxm index 23fdf5e60a..02ccdd5f38 100644 Binary files a/tests/data/acpi/q35/DSDT.dimmpxm and b/tests/data/acpi/q35/DSDT.dimmpxm differ diff --git a/tests/data/acpi/q35/DSDT.ipmibt b/tests/data/acpi/q35/DSDT.ipmibt index c3fca0a71e..9e2d4f785c 100644 Binary files a/tests/data/acpi/q35/DSDT.ipmibt and b/tests/data/acpi/q35/DSDT.ipmibt differ diff --git a/tests/data/acpi/q35/DSDT.memhp b/tests/data/acpi/q35/DSDT.memhp index 2abd0e36cd..baefa611ac 100644 Binary files a/tests/data/acpi/q35/DSDT.memhp and b/tests/data/acpi/q35/DSDT.memhp differ diff --git a/tests/data/acpi/q35/DSDT.mmio64 b/tests/data/acpi/q35/DSDT.mmio64 index b32034a11c..aae0ea2110 100644 Binary files a/tests/data/acpi/q35/DSDT.mmio64 and b/tests/data/acpi/q35/DSDT.mmio64 differ diff --git a/tests/data/acpi/q35/DSDT.numamem b/tests/data/acpi/q35/DSDT.numamem index d8b2b47f8b..859a2e0871 100644 Binary files a/tests/data/acpi/q35/DSDT.numamem and b/tests/data/acpi/q35/DSDT.numamem differ