From: Eric Auger <eric.auger@redhat.com>
To: eric.auger.pro@gmail.com, eric.auger@redhat.com,
stefanb@linux.ibm.com, qemu-devel@nongnu.org,
qemu-arm@nongnu.org, peter.maydell@linaro.org
Cc: marcandre.lureau@redhat.com, lersek@redhat.com, ardb@kernel.org,
philmd@redhat.com
Subject: [PATCH v4 07/10] docs/specs/tpm: Document TPM_TIS sysbus device for ARM
Date: Wed, 26 Feb 2020 21:59:39 +0100 [thread overview]
Message-ID: <20200226205942.11424-8-eric.auger@redhat.com> (raw)
In-Reply-To: <20200226205942.11424-1-eric.auger@redhat.com>
Update the documentation with recent changes related to the
sysbus TPM_TIS device addition and add the command line
to be used with arm VIRT.
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
---
v3 -> v4:
- s/later/latter
---
docs/specs/tpm.rst | 25 ++++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/docs/specs/tpm.rst b/docs/specs/tpm.rst
index 2bdf637f55..da9eb39ca9 100644
--- a/docs/specs/tpm.rst
+++ b/docs/specs/tpm.rst
@@ -18,9 +18,15 @@ The TIS interface makes a memory mapped IO region in the area
0xfed40000-0xfed44fff available to the guest operating system.
QEMU files related to TPM TIS interface:
- - ``hw/tpm/tpm_tis.c``
+ - ``hw/tpm/tpm_tis_common.c``
+ - ``hw/tpm/tpm_tis_isa.c``
+ - ``hw/tpm/tpm_tis_sysbus.c``
- ``hw/tpm/tpm_tis.h``
+Both an ISA device and a sysbus device are available. The former is
+used with pc/q35 machine while the latter can be instantiated in the
+ARM virt machine.
+
CRB interface
-------------
@@ -325,6 +331,23 @@ In case a pSeries machine is emulated, use the following command line:
-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x3,drive=drive-virtio-disk0,id=virtio-disk0 \
-drive file=test.img,format=raw,if=none,id=drive-virtio-disk0
+In case an ARM virt machine is emulated, use the following command line:
+
+.. code-block:: console
+
+ qemu-system-aarch64 -machine virt,gic-version=3,accel=kvm \
+ -cpu host -m 4G \
+ -nographic -no-acpi \
+ -chardev socket,id=chrtpm,path=/tmp/mytpm1/swtpm-sock \
+ -tpmdev emulator,id=tpm0,chardev=chrtpm \
+ -device tpm-tis-device,tpmdev=tpm0 \
+ -device virtio-blk-pci,drive=drv0 \
+ -drive format=qcow2,file=hda.qcow2,if=none,id=drv0 \
+ -drive if=pflash,format=raw,file=flash0.img,readonly \
+ -drive if=pflash,format=raw,file=flash1.img
+
+ On ARM, ACPI boot with TPM is not yet supported.
+
In case SeaBIOS is used as firmware, it should show the TPM menu item
after entering the menu with 'ESC'.
--
2.20.1
next prev parent reply other threads:[~2020-02-26 21:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-26 20:59 [PATCH v4 00/10] vTPM for aarch64 Eric Auger
2020-02-26 20:59 ` [PATCH v4 01/10] tpm: rename TPM_TIS into TPM_TIS_ISA Eric Auger
2020-02-26 20:59 ` [PATCH v4 02/10] tpm: Use TPMState as a common struct Eric Auger
2020-02-26 20:59 ` [PATCH v4 03/10] tpm: Separate tpm_tis common functions from isa code Eric Auger
2020-02-26 20:59 ` [PATCH v4 04/10] tpm: Separate TPM_TIS and TPM_TIS_ISA configs Eric Auger
2020-02-26 20:59 ` [PATCH v4 05/10] tpm: Add the SysBus TPM TIS device Eric Auger
2020-02-26 20:59 ` [PATCH v4 06/10] hw/arm/virt: vTPM support Eric Auger
2020-02-27 8:10 ` Auger Eric
2020-02-26 20:59 ` Eric Auger [this message]
2020-02-26 20:59 ` [PATCH v4 08/10] test: tpm: pass optional machine options to swtpm test functions Eric Auger
2020-02-26 20:59 ` [PATCH v4 09/10] test: tpm-tis: Get prepared to share tests between ISA and sysbus devices Eric Auger
2020-02-26 20:59 ` [PATCH v4 10/10] test: tpm-tis: Add Sysbus TPM-TIS device test Eric Auger
2020-02-26 22:44 ` [PATCH v4 00/10] vTPM for aarch64 Stefan Berger
2020-02-27 8:07 ` Auger Eric
2020-02-28 14:37 ` Stefan Berger
2020-02-28 14:49 ` Auger Eric
2020-02-28 17:52 ` Stefan Berger
2020-02-29 14:12 ` Auger Eric
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