| Message ID | 20181018182130.799406-1-stefanb@linux.vnet.ibm.com |
|---|---|
| State | New |
| Headers | show |
| Series | [1/2] docs: tpm: Mention implemented TPM CRB interface emulation and specs | expand |
On Thu, Oct 18, 2018 at 10:21 PM Stefan Berger <stefanb@linux.vnet.ibm.com> wrote: > > Add a few sentences about the implemented emulation of the TPM CRB > interface and its specification. > > Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> > --- > docs/specs/tpm.txt | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/docs/specs/tpm.txt b/docs/specs/tpm.txt > index 0e9bbebe1d..1af82bba86 100644 > --- a/docs/specs/tpm.txt > +++ b/docs/specs/tpm.txt > @@ -20,6 +20,21 @@ QEMU files related to TPM TIS interface: > - hw/tpm/tpm_tis.h > > > +QEMU also implements a TPM CRB interface following the Trusted Computing > +Group's specification "TCG PC Client Platform TPM Profile (PTP) > +Specification", Family "2.0", Level 00 Revision 01.03 v22, May 22, 2017. > +This specification, or a later version of it, can be accessed from the > +following URL: > + > +https://trustedcomputinggroup.org/resource/pc-client-platform-tpm-profile-ptp-specification/ > + > +The CRB interface makes a memory mapped IO region in the area 0xfed40000 - > +0xfed40fff (1 locality) available to the guest operating system. > + > +QEMU files related to TPM CRB interface: > + - hw/tpm/tpm_crb.c > + > + > = ACPI Interface = > > The TPM device is defined with ACPI ID "PNP0C31". QEMU builds a SSDT and passes > -- > 2.17.1 >
diff --git a/docs/specs/tpm.txt b/docs/specs/tpm.txt index 0e9bbebe1d..1af82bba86 100644 --- a/docs/specs/tpm.txt +++ b/docs/specs/tpm.txt @@ -20,6 +20,21 @@ QEMU files related to TPM TIS interface: - hw/tpm/tpm_tis.h +QEMU also implements a TPM CRB interface following the Trusted Computing +Group's specification "TCG PC Client Platform TPM Profile (PTP) +Specification", Family "2.0", Level 00 Revision 01.03 v22, May 22, 2017. +This specification, or a later version of it, can be accessed from the +following URL: + +https://trustedcomputinggroup.org/resource/pc-client-platform-tpm-profile-ptp-specification/ + +The CRB interface makes a memory mapped IO region in the area 0xfed40000 - +0xfed40fff (1 locality) available to the guest operating system. + +QEMU files related to TPM CRB interface: + - hw/tpm/tpm_crb.c + + = ACPI Interface = The TPM device is defined with ACPI ID "PNP0C31". QEMU builds a SSDT and passes
Add a few sentences about the implemented emulation of the TPM CRB interface and its specification. Signed-off-by: Stefan Berger <stefanb@linux.ibm.com> --- docs/specs/tpm.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+)