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| From | Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers |
| Date | 2016-12-12 18:50 +0100 |
| Message-ID | <sNCTD-7fH-21@gated-at.bofh.it> (permalink) |
| References | <sLJ3b-83N-7@gated-at.bofh.it> <sLJ3b-83N-13@gated-at.bofh.it> <sNzM6-5s8-7@gated-at.bofh.it> <sNAI9-61i-27@gated-at.bofh.it> <sNAI9-61i-25@gated-at.bofh.it> |
| Organization | Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo |
On Mon, Dec 12, 2016 at 03:28:01PM +0000, Winkler, Tomas wrote:
> >
> > I've tested is completley disjoint from the region pointed by the ACPI device
> > tree (SSDT in PTT's case).
> >
> > Here's example device from my x250:
> >
> > Device (TPM)
> > {
> > Name (_HID, "MSFT0101" /* TPM 2.0 Security Device */) // _HID: Hardware ID
> > Name (_STR, Unicode ("TPM 2.0 Device")) // _STR: Description String Name
> > (CRS, ResourceTemplate () { Memory32Fixed (ReadOnly,
> > 0x00000000, // Address Base
> > 0x00001000, // Address Length
> > _Y00)
>
>
> I'm not sure what is that?
>
> > Memory32Fixed (ReadOnly,
> > 0xFED70000, // Address Base
> > 0x00001000, // Address Length
> > )
>
> But 0xFED70000 should point to CCA
When I implemented originally the driver I followed the MS specification
and used the value from TPM2 ACPI table.
The driver ioremaps 00000000CCDFF000, not the address from SSDT.
> Tomas
> Thanks
/Jarkko
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[PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-07 13:00 +0100
RE: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers "Winkler, Tomas" <tomas.winkler@intel.com> - 2016-12-12 15:30 +0100
RE: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers "Winkler, Tomas" <tomas.winkler@intel.com> - 2016-12-12 16:30 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 18:50 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 16:30 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 16:40 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 16:40 +0100
RE: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers "Winkler, Tomas" <tomas.winkler@intel.com> - 2016-12-12 17:00 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 19:00 +0100
Re: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-12-12 19:00 +0100
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