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Re: [Xen-devel] vTPM manager and receiving a request
| To: | ilish ilish <ilishim@xxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] vTPM manager and receiving a request |
| From: | Jean Guyader <jean.guyader@xxxxxxxxx> |
| Date: | Thu, 8 Apr 2010 09:08:00 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 08 Apr 2010 01:10:41 -0700 |
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2010/4/8 ilish ilish <ilishim@xxxxxxxxxxx>: > Dear all, > I have a question about the vTPM manager on a Xen system. I want to measure > the time when vTPM manager receives a command from the VMs and sends a > respond for the command received. I do not know where to place my time > function in vTPM manager's source code. Are there any thoughts about my > issue? IIANM the vTPM code leaves in qemu as a emulated device. The guest entry point would be tis_mem_read*/tis_mem_write*, then the code uses TPM_receive and TPM_send to communicate with the real TPM. Jean _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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