On 1/9/24 16:28, Elliot Berman wrote: > > > On 1/9/2024 3:31 PM, Randy Dunlap wrote: >> >> >> On 1/9/24 11:37, Elliot Berman wrote: >>> Gunyah is an open-source Type-1 hypervisor developed by Qualcomm. It >>> does not depend on any lower-privileged OS/kernel code for its core >>> functionality. This increases its security and can support a smaller >>> trusted computing based when compared to Type-2 hypervisors. >>> >>> Add documentation describing the Gunyah hypervisor and the main >>> components of the Gunyah hypervisor which are of interest to Linux >>> virtualization development. >>> >>> Signed-off-by: Elliot Berman <quic_eberman@xxxxxxxxxxx> >>> --- >>> Documentation/virt/gunyah/index.rst | 134 ++++++++++++++++++++++++++++ >>> Documentation/virt/gunyah/message-queue.rst | 68 ++++++++++++++ >>> Documentation/virt/index.rst | 1 + >>> 3 files changed, 203 insertions(+) >>> >>> diff --git a/Documentation/virt/gunyah/index.rst b/Documentation/virt/gunyah/index.rst >>> new file mode 100644 >>> index 000000000000..da8e5e4b9cac >>> --- /dev/null >>> +++ b/Documentation/virt/gunyah/index.rst >>> @@ -0,0 +1,134 @@ >>> +.. SPDX-License-Identifier: GPL-2.0 >>> + >>> +================= >>> +Gunyah Hypervisor >>> +================= >>> + >>> +.. toctree:: >>> + :maxdepth: 1 >>> + >>> + message-queue >>> + >>> +Gunyah is a Type-1 hypervisor which is independent of any OS kernel, and runs in >>> +a higher CPU privilege level. It does not depend on any lower-privileged >> >> Is this the usual meaning of higher and lower? Seems backwards to me. >> > > Hmm, I guess this x86 having ring 0 as most privileged and arm using EL3 as most > privileged. I'll switch to "more" and "less" privilege rather than implying > a numbering scheme. I suspected that. Thanks for the change. -- #Randy