linux-kernel - RE: [tpmdd-devel] [PATCH v3 1/3] tpm

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Date:   Mon, 12 Dec 2016 15:28:01 +0000
From:   "Winkler, Tomas" <tomas.winkler@...el.com>
To:     Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
CC:     Peter Huewe <peterhuewe@....de>,
        open list <linux-kernel@...r.kernel.org>,
        "linux-security-module@...r.kernel.org" 
        <linux-security-module@...r.kernel.org>,
        "moderated list:TPM DEVICE DRIVER" 
        <tpmdd-devel@...ts.sourceforge.net>
Subject: RE: [tpmdd-devel] [PATCH v3 1/3] tpm_crb: map locality registers

> 
> 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 

Tomas
Thanks