On Wed, 18 Mar 2020 10:30:34 -0400 Janosch Frank <fran...@linux.ibm.com> wrote:
> The unpack facility provides the means to setup a protected guest. A > protected guest cannot be introspected by the hypervisor or any > user/administrator of the machine it is running on. > > Protected guests are encrypted at rest and need a special boot > mechanism via diag308 subcode 8 and 10. > > Code 8 sets the PV specific IPLB which is retained separately from > those set via code 5. > > Code 10 is used to unpack the VM into protected memory, verify its > integrity and start it. > > Signed-off-by: Janosch Frank <fran...@linux.ibm.com> > Co-developed-by: Christian Borntraeger <borntrae...@de.ibm.com> [Changes > to machine] > Reviewed-by: David Hildenbrand <da...@redhat.com> > Reviewed-by: Claudio Imbrenda <imbre...@linux.ibm.com> > --- > hw/s390x/Makefile.objs | 1 + > hw/s390x/ipl.c | 59 +++++++++++++- > hw/s390x/ipl.h | 91 ++++++++++++++++++++- > hw/s390x/pv.c | 98 +++++++++++++++++++++++ More of an aside: In MAINTAINERS, this new file will be covered by the general s390x section, the tcg section, and the s390-ccw-virtio machine section, but not by the kvm section. Do we want to tweak that? > hw/s390x/s390-virtio-ccw.c | 119 +++++++++++++++++++++++++++- > include/hw/s390x/pv.h | 55 +++++++++++++ > include/hw/s390x/s390-virtio-ccw.h | 1 + > target/s390x/cpu.c | 2 + > target/s390x/cpu_features_def.inc.h | 1 + > target/s390x/diag.c | 39 ++++++++- > target/s390x/kvm-stub.c | 5 ++ > target/s390x/kvm.c | 5 ++ > target/s390x/kvm_s390x.h | 1 + > 13 files changed, 467 insertions(+), 10 deletions(-) > create mode 100644 hw/s390x/pv.c > create mode 100644 include/hw/s390x/pv.h (...) > diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c > index 3dd396e870357944..84029f14814b4980 100644 > --- a/target/s390x/cpu.c > +++ b/target/s390x/cpu.c > @@ -37,6 +37,8 @@ > #include "sysemu/hw_accel.h" > #include "hw/qdev-properties.h" > #ifndef CONFIG_USER_ONLY > +#include "hw/s390x/s390-virtio-ccw.h" > +#include "hw/s390x/pv.h" These are probably needed because of some inline stuff dragging definitions in? > #include "hw/boards.h" > #include "sysemu/arch_init.h" > #include "sysemu/sysemu.h" Reviewed-by: Cornelia Huck <coh...@redhat.com>
