[ltp] X200 ... opinions

Rex Tsai linux-thinkpad@linux-thinkpad.org
Fri, 20 Mar 2009 00:13:14 +0800


Henrique de Moraes Holschuh wrote:
> On Wed, 18 Mar 2009, Rex Tsai wrote:
>>   Thanks, but I found my issue is that I enabled security chip in the BIOS.
> 
> What is the driver for the security chip?
> 
>>   The second cycle of suspend/sleep will be failed, the machine simply
>> won't wake up if I enable security chip. After disable/inactive security
>> chip functions in BIOS, it works fine now.
> 
> Are you using any sort of ThinkPad security measures, such as HDD passwords?
> 
>>   Don't know if there is any other solution to have security chip
>> enabled and with S3 mode working.
> 
> Depends on the driver.  If it is the generic tpm 1.2 driver, it should work
> (and you are to feel free to file a bug on bugzilla.kernel.org to request
> that it be fixed if it is not working).

Hi, Henrique

  I disabled all the security measures, include TPM (security chip) and
TXT and HDD passwords.

  To be more specific, the issue is Intel(TM) TXT Feature[1][2], and a
report has been filed on bugzilla[3].

1. http://developer.intel.com/technology/security/index.htm
2. http://en.wikipedia.org/wiki/Trusted_Execution_Technology
3. http://bugzilla.kernel.org/show_bug.cgi?id=11963

-Rex