From: Stefan Berger <stefanb@linux.vnet.ibm.com>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, Stefan Berger <stefanb@linux.ibm.com>,
eric.auger@redhat.com
Subject: [PULL v2 07/10] docs/specs/tpm: Document TPM_TIS sysbus device for ARM
Date: Thu, 5 Mar 2020 14:38:52 -0500 [thread overview]
Message-ID: <20200305193855.278878-8-stefanb@linux.vnet.ibm.com> (raw)
In-Reply-To: <20200305193855.278878-1-stefanb@linux.vnet.ibm.com>
From: Eric Auger <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>
Message-id: 20200305165149.618-8-eric.auger@redhat.com
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
---
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'.
--
2.24.1
next prev parent reply other threads:[~2020-03-05 19:41 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-05 19:38 [PULL v2 00/10] Merge TPM 2020/03/04 Stefan Berger
2020-03-05 19:38 ` [PULL v2 01/10] tpm: rename TPM_TIS into TPM_TIS_ISA Stefan Berger
2020-03-05 19:38 ` [PULL v2 02/10] tpm: Use TPMState as a common struct Stefan Berger
2020-03-05 19:38 ` [PULL v2 03/10] tpm: Separate tpm_tis common functions from isa code Stefan Berger
2020-03-05 19:38 ` [PULL v2 04/10] tpm: Separate TPM_TIS and TPM_TIS_ISA configs Stefan Berger
2020-03-05 19:38 ` [PULL v2 05/10] tpm: Add the SysBus TPM TIS device Stefan Berger
2020-03-05 19:38 ` [PULL v2 06/10] hw/arm/virt: vTPM support Stefan Berger
2020-03-05 19:38 ` Stefan Berger [this message]
2020-03-05 19:38 ` [PULL v2 08/10] test: tpm: pass optional machine options to swtpm test functions Stefan Berger
2020-03-05 19:38 ` [PULL v2 09/10] test: tpm-tis: Get prepared to share tests between ISA and sysbus devices Stefan Berger
2020-03-05 19:38 ` [PULL v2 10/10] test: tpm-tis: Add Sysbus TPM-TIS device test Stefan Berger
2020-03-05 20:53 ` [PULL v2 00/10] Merge TPM 2020/03/04 Peter Maydell
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