[Qemu-devel] [RFC PATCH 3/3] acpi: Build TPM Physical Presence interface

2018-01-10 Thread Stefan Berger
The TPM Physical Presence interface consists of an ACPI part, a shared memory part, and code in the firmware. Users can send messages to the firmware by writing a code into the shared memory through invoking the ACPI code. When a reboot happens, the firmware looks for the code and acts on it by sen

Re: [Qemu-devel] [RFC PATCH 3/3] acpi: Build TPM Physical Presence interface

2018-01-10 Thread Stefan Berger
On 01/10/2018 01:35 PM, Stefan Berger wrote: The TPM Physical Presence interface consists of an ACPI part, a shared memory part, and code in the firmware. Users can send messages to the firmware by writing a code into the shared memory through invoking the ACPI code. When a reboot happens, the fi

Re: [Qemu-devel] [RFC PATCH 3/3] acpi: Build TPM Physical Presence interface

2018-01-12 Thread Marc-André Lureau
Hi On Wed, Jan 10, 2018 at 7:49 PM, Stefan Berger wrote: > On 01/10/2018 01:35 PM, Stefan Berger wrote: >> >> The TPM Physical Presence interface consists of an ACPI part, a shared >> memory part, and code in the firmware. Users can send messages to the >> firmware by writing a code into the shar

Re: [Qemu-devel] [RFC PATCH 3/3] acpi: Build TPM Physical Presence interface

2018-01-12 Thread Stefan Berger
On 01/12/2018 11:07 AM, Marc-André Lureau wrote: Hi On Wed, Jan 10, 2018 at 7:49 PM, Stefan Berger wrote: On 01/10/2018 01:35 PM, Stefan Berger wrote: The TPM Physical Presence interface consists of an ACPI part, a shared memory part, and code in the firmware. Users can send messages to the f

Re: [Qemu-devel] [RFC PATCH 3/3] acpi: Build TPM Physical Presence interface

2018-01-12 Thread Stefan Berger
On 01/12/2018 11:07 AM, Marc-André Lureau wrote: Hi On Wed, Jan 10, 2018 at 7:49 PM, Stefan Berger wrote: On 01/10/2018 01:35 PM, Stefan Berger wrote: The TPM Physical Presence interface consists of an ACPI part, a shared memory part, and code in the firmware. Users can send messages to the f