Re: [tboot-devel] TXT SINIT ACM failure on power-cycling node

2018-02-28 Thread Nasim, Kam
ACM failure on power-cycling node These are very likely to be OEM BIOS bugs - if you escalate to your server OEM, they can create fixes. We started testing TXT on enterprise clients almost 10 years ago. It took a while for OEMs (Dell, Lenovo, HP) to roll out TXT fixes, but they all did

Re: [tboot-devel] TXT SINIT ACM failure on power-cycling node

2018-02-26 Thread Rich Persaud
These are very likely to be OEM BIOS bugs - if you escalate to your server OEM, they can create fixes. We started testing TXT on enterprise clients almost 10 years ago. It took a while for OEMs (Dell, Lenovo, HP) to roll out TXT fixes, but they all did eventually. Server and workstation TXT

Re: [tboot-devel] TXT SINIT ACM failure on power-cycling node

2018-02-26 Thread Jan Schermer
My HP z240 workstation occassionaly refuses to boot at all if I yank out the power cable while in TXT mode. Solution: leave power disconnected for >5 minutes, then reset BIOS (yes, really). I had similiar issues with Lenovo system. I don’t think OEMs test anything... Jan > On 26 Feb 2018, at

Re: [tboot-devel] TXT SINIT ACM failure on power-cycling node

2018-02-23 Thread Sun, Ning
, just try to avoid non-graceful powercycle. Hope this helps... -Ning From: Nasim, Kam [mailto:kam.na...@windriver.com] Sent: Thursday, February 22, 2018 12:54 PM To: tboot-devel@lists.sourceforge.net Subject: [tboot-devel] TXT SINIT ACM failure on power-cycling node Hi folks, We've been trying

[tboot-devel] TXT SINIT ACM failure on power-cycling node

2018-02-22 Thread Nasim, Kam
Hi folks, We've been trying to integrate Tboot in our Boot sequence and have it working fine for the most part. We specify a default ANY Launch Control Policy (LCP) as main intention is to capture boot measurements in TPM PCRs and not really enforce a boot halt action. I noticed that when I