This package contains all the large documentation files for Xen. This includes a description interface (both the api, and a nice explanation of how XEN works).
xen-hypervisor-3.2-1-amd64 | The Xen Hypervisor on AMD64 | Mehr ...
The hypervisor is the "core" for XEN itself. It gets booted by the boot loader and controls cpu and memory, sharing them between your administrative domain (Domain 0) and the virtual guest systems. . In order to boot a XEN system along with this package you also need a kernel specifically crafted to work as the Domain 0, mediating hardware access for XEN itself.
xen-utils-3.2-1 | XEN administrative tools | Mehr ...
The userspace tools to manage a system virtualized through the XEN virtual machine monitor.
xenstore-utils | Xenstore utilities for Xen | Mehr ...