[Qemu-devel] [PATCH 0/4] Qemu-Xen-vTPM: enable Xen stubdom vTPM for HVM virtual machine

[Quan Xu <quan.xu@intel.com>]

This patch series are only the Qemu part to enable Xen stubdom vTPM for HVM virtual 
machine. it will work w/ Xen patch series and seaBios patch series.

..
Build it with --enable-tpm and --enable-xen options and link with Xen, or change 
QEMU_STUBDOM_VTPM compile option from 'n' to 'y' in <Xen>/Config.mk, when the Qemu/
SeaBios patch series are merged.

..
Run Xen virtual mahcine with below QEMU command line options:
  "-tpmdev xenstubdoms,id=xenvtpm0 -device tpm-tis,tpmdev=xenvtpm0" 

or Xen xl tool adds this options when virtual machine cfg includes:

  ** 
  vtpm=["backend=vtpmN"]
  **

..
qemu-system-* --tpmdev help
Supported TPM types (choose only one):
 passthrough   Passthrough TPM backend driver
 xenstubdoms   Xenstubdoms TPM backend driver



Signed-off-by: Quan Xu <quan.xu@intel.com>

 configure                    |  13 ++++
 hmp.c                        |   7 ++
 hw/tpm/Makefile.objs         |   1 +
 hw/tpm/tpm_xenstubdoms.c     | 238 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/xen/Makefile.objs         |   1 +
 hw/xen/xen_backend.c         | 181 ++++++++++++++++++++++++++++++++++++++++++++++-
 hw/xen/xen_stubdom_vtpm.c    | 323 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 include/hw/xen/xen_backend.h |  11 +++
 include/hw/xen/xen_common.h  |   7 ++
 qapi-schema.json             |  17 ++++-
 qemu-options.hx              |  13 +++-
 tpm.c                        |   7 +-
 vl.c                         |  16 +++--
 xen-hvm.c                    |  13 ++++
 14 files changed, 835 insertions(+), 13 deletions(-)