Re: [ltp] IBM HDAPS Someone interested? (Accelerometer)

Alejandro Bonilla
2005-06-25T19:15:14Z

Vojtech Pavlik wrote:

>On Sat, Jun 25, 2005 at 04:47:36PM +0200, Pavel Machek wrote:
>
>
>>Hi!
>>
>>
>>
>>
>>>>Yup, it's just doing port IO. Get a kernel debugger for windows like
>>>>softice and this will be trivial to RE.
>>>>READ_PORT_USHORT / WRITE_PORT_UCHAR / READ_PORT_UCHAR
>>>>
>>>>
>>>There are 3 ports involved. The 0xed "non-existant delay port" and a pair
>>>of ports that are through the Super-I/O / IDE. They are used in a
>>>index+value setup similar to reading/writing the AT keyboard
>>>
>>>
>>>>controller.
>>>>
>>>>
>>I think you got it... 2ports seem like enough for some kind of small
>>u-controller...
>>
>>
>
>Quite possibly the ACPI EC. Most likely a side entrance into the onboard 8042.
>
>
>
Vojtech,

What is the onboads 8042?

.Alejandro