Why no "disable" option in device manager?
in [Device Drivers]
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From: Gary Li on 18 Apr 2010 02:20 I custimized an audio driver based on AC97 sample in WDK, but it does not expose "disable" in properties of my device in device manager. Is it because my driver missed anything, or how to make the option show up. Thanks -Gary Li
From: Doron Holan [MSFT] on 19 Apr 2010 13:20 a driver or ACPI can be indicating that the device is not disableable d -- This posting is provided "AS IS" with no warranties, and confers no rights. "Gary Li" <garyli(a)verizon.net> wrote in message news:52F34F4D-26E0-4112-84E1-ED84205ED0DA(a)microsoft.com... > I custimized an audio driver based on AC97 sample in WDK, but it does not > expose "disable" in properties of my device in device manager. > Is it because my driver missed anything, or how to make the option show > up. > > Thanks > > -Gary Li
From: Gary Li on 22 Apr 2010 01:22 The device was enumerated by ACPI with PnP ID = ACPI\xxxx However, another driver with similar ID can be disabled. Does DriverUnload(), or PnP IRPs affect disableable feature? -Gary "Doron Holan [MSFT]" wrote: > a driver or ACPI can be indicating that the device is not disableable > > d > > -- > > This posting is provided "AS IS" with no warranties, and confers no rights. > > > "Gary Li" <garyli(a)verizon.net> wrote in message > news:52F34F4D-26E0-4112-84E1-ED84205ED0DA(a)microsoft.com... > > I custimized an audio driver based on AC97 sample in WDK, but it does not > > expose "disable" in properties of my device in device manager. > > Is it because my driver missed anything, or how to make the option show > > up. > > > > Thanks > > > > -Gary Li > > . >
From: Maxim S. Shatskih on 22 Apr 2010 08:40 > Does DriverUnload(), or PnP IRPs affect disableable feature? Yes, "query capabilities" one. -- Maxim S. Shatskih Windows DDK MVP maxim(a)storagecraft.com http://www.storagecraft.com
From: Doron Holan [MSFT] on 22 Apr 2010 14:29
the HW ID is not the important part, it is other methods/properties that acpi exposes for the device or the driver itself which is doing this at runtime d -- This posting is provided "AS IS" with no warranties, and confers no rights. "Gary Li" <garyli(a)verizon.net> wrote in message news:70D9D3A8-2841-4374-A12B-681768E477C1(a)microsoft.com... > The device was enumerated by ACPI with PnP ID = ACPI\xxxx > However, another driver with similar ID can be disabled. > Does DriverUnload(), or PnP IRPs affect disableable feature? > > -Gary > > "Doron Holan [MSFT]" wrote: > >> a driver or ACPI can be indicating that the device is not disableable >> >> d >> >> -- >> >> This posting is provided "AS IS" with no warranties, and confers no >> rights. >> >> >> "Gary Li" <garyli(a)verizon.net> wrote in message >> news:52F34F4D-26E0-4112-84E1-ED84205ED0DA(a)microsoft.com... >> > I custimized an audio driver based on AC97 sample in WDK, but it does >> > not >> > expose "disable" in properties of my device in device manager. >> > Is it because my driver missed anything, or how to make the option show >> > up. >> > >> > Thanks >> > >> > -Gary Li >> >> . >> |