This buffer is used to pass custom parameters to the underlying method. The implementation of this in Linux currently only exposes this to other kernel space drivers. Please post back and let us know if this has helped to resolve your issue. In this article, I will, through the creation of a simple WMI driver, discuss the process of discovering WMI interfaces and working with them. Reconnect the device and power it on.

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Acronis Universal Restore Prompts for Driver for PNP0c14 During Recovery | Knowledge Base

June 8, This article was contributed aci Corentin Chary. The second method is named DSTS ; it can be used to get the state of a device. An alternative is to implement a basic driver with an empty keymap, and make it dump every event. This driver is young and really easy to read, so it is a good example.

ACPI\PNP0C14 Drivers Download for Windows 10, 8, 7, XP, Vista

So we have a WMI device, and we need to find what we can do with it. Now, we have two helpers that can easily be used to set and get the state for a given device.

Events Now, we want to pnpp0c14 hotkey events and send real input events when a hotkey is pressed. Aspire X Driver Acer Source: That function is easy to use: I’m acpo not sure whether I need these drivers or not, and if I do, where to find them to replace them, seeing as the Acoi SP2 update has cleaned them out. Posted Jun 10, I won’t describe the entire painful process of digging into the DSDT to find out how to control the backlight, and we will assume that the vendor gave you the WMI device documentation and a pony!


There pnp0d14 more than distinct keys, so you should be able to find one that suits your needs. Then press some buttons, check dmesg, and fill the keymap! Win 8Win 8 x64 File Version: Other than that, the laptop appears to be working fine. Thank you for using Microsoft Windows Vista Forums. Posted Dec 17, Or, you can request the driver and we will find it for you. Win 8 x64 File Version: And most of the time for hotkeys, this object is an integer.

Two Unknown Devices missing

It takes a GUID, an instance we only have one here, see the output of wmidumpa method identifier and an input buffer. Please post back and let us know if this has helped to resolve your issue. Posted Jun 10, 7: No eeepc-laptop driver means: If a language option is given, select your language.

This thread is locked. Reconnect the device and power it on. The first one acpj DEVS which is used to set something in a device; its identifier is 0x and it takes two parameters: Did this solve your problem? I chose this one, because we waited a long time for this driver; Yong Wang finally wrote it for 2. The important thing here is value: Our keymap is empty for the moment, and because we are lazy, we don’t want to read the whole DSDT to see what kinds of onp0c14 are reported.


For the backlight, this device ID is 0x and the value is the brightness value between zero and You’ll need to know how to extract, decompile and acpo your DSDT before going further.

This driver is a required dependency to build the firmware specific drivers needed on many machines, including Acer and HP laptops.

Follow the directions on the installation program screen.