On 08.10.2021 06:12, Christopher Clark wrote: > Add a section to the Argo design document to supply guidance on how to > enable Argo in Xen and where to obtain source code and documentation > for Argo device drivers for guest OSes, primarily from OpenXT. > > Signed-off-by: Christopher Clark <[email protected]>
Just a nit: > --- a/docs/designs/argo.pandoc > +++ b/docs/designs/argo.pandoc > @@ -439,6 +439,51 @@ that teardown of any domain will not interfere with any > Argo hypercall > operation. It enables introducing granular locking without complex or > error-prone lock acquisition logic. > > +# Related Material > + > +## Enabling Argo in Xen > + > +To enable Argo in a build of the Xen hypervisor, please ensure that > +CONFIG_ARGO is enabled in the Xen hypervisor build configuration file. > + > +To make Argo available for use at runtime on a Xen system, please see the > +Argo settings in the Xen command line document. > + > +## Linux Argo drivers > + > +A Linux kernel device driver for Argo and corresponding Linux userspace > +software, libargo, that utilizes it for interdomain communication between > +application level software is available and maintained by the OpenXT Project, > +at: > + > +https://github.com/OpenXT/linux-xen-argo > + > +The repository contains the primary Linux kernel Argo driver, which is > derived > +from the original XenClient v4v driver. The document at the following link > +describes planning and design notes from OpenXT community discussion for > +improvements to the driver: > + > +https://openxt.atlassian.net/wiki/spaces/DC/pages/775389197/New+Linux+Driver+for+Argo > + > +An alternative Linux Argo driver is in also available in the same repository, One "in" too many? Probably fine to adjust whole committing, if no other comments arise. Jan > +implemented to explore a different approach for Linux to use the Argo > +primitives under the Vsock address family to allow socket communication > between > +Xen domains. > + > +## v4v drivers > + > +A Windows driver for v4v has previously been used in XenClient and OpenXT > +which could be ported to Argo. It may require update for compatibility with > +recent versions of Windows software. > + > +https://github.com/OpenXT/xc-windows/tree/master/xenv4v > + > +The Linux, Windows and OSX guest tools for the Open Source HP uxen hypervisor > +contain drivers for v4v which are relevant as code bases of interest for > +porting or developing new guest OS drivers for Argo. > + > +https://github.com/uxen-virt/uxen/tree/ascara/vm-support > + > # Future Work > > - Performance measurement and optimization >
