It is possible for PVHv2 guests to get the hardware description from ACPI tables, add this to the documentation also.
Signed-off-by: Roger Pau Monné <roger....@citrix.com> --- Cc: Andrew Cooper <andrew.coop...@citrix.com> Cc: George Dunlap <george.dun...@eu.citrix.com> Cc: Ian Jackson <ian.jack...@eu.citrix.com> Cc: Jan Beulich <jbeul...@suse.com> Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com> Cc: Stefano Stabellini <sstabell...@kernel.org> Cc: Tim Deegan <t...@xen.org> Cc: Wei Liu <wei.l...@citrix.com> Cc: Boris Ostrovsky <boris.ostrov...@oracle.com> Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com> --- docs/misc/hvmlite.markdown | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/misc/hvmlite.markdown b/docs/misc/hvmlite.markdown index 09051ee..946908e 100644 --- a/docs/misc/hvmlite.markdown +++ b/docs/misc/hvmlite.markdown @@ -64,3 +64,14 @@ The following VCPU hypercalls can be used in order to bring up secondary vCPUs: * `VCPUOP_down` is used to bring down a vCPU. * `VCPUOP_is_up` is used to scan the number of available vCPUs. + +## Hardware description ## + +PVHv2 guests that have access to hardware (either emulated or real) will also +have ACPI tables with the description of the hardware that's available to the +guest. This applies to both privileged and unprivileged guests. A hint of +the position of the RSDP in memory (if present) can be fetched from the start +info structure that's passed at boot time (field rsdp_paddr). + +Description of paravirtualized devices will come from XenStore, just as it's +done for HVM guests. -- 2.7.4 (Apple Git-66) _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
