On Thu, Oct 23, 2008 at 02:14:52PM +0800, Xu, Anthony wrote:
> Isaku Yamahata wrote:
> > On Wed, Oct 22, 2008 at 05:43:13PM +0800, Xu, Anthony wrote:
> >> dom0/ia64/vtd patch
> >>
> >> Signed-off-by: Anthony Xu <[EMAIL PROTECTED]>
> >
> >
> > In XEN_DOMCTL_get_device_group case.
> >
> >
> > struct xen_domctl_get_device_group {
> > uint32_t machine_bdf; /* IN */
> > uint32_t max_sdevs; /* IN */
> > uint32_t num_sdevs; /* OUT */
> > XEN_GUEST_HANDLE_64(uint32) sdev_array; /* OUT */
> > };
> >
> > XEN_DOMCTL_get_device_group is used by libxc.
> > sdev_array needs ot be handled correctly.
>
> I guess you are talking about xencomm,
> I don't know how to handle it.
> Can you enlighten me?
How about this?
[IA64] xencomm: support several domctls for VT-d.
This patch adds xencomm support of several domctl hypercalls
for VT-d.
Signed-off-by: Anthony Xu <[EMAIL PROTECTED]>
Signed-off-by: Isaku Yamahata <[EMAIL PROTECTED]>
diff -r c87adc976013 arch/ia64/xen/xcom_privcmd.c
--- a/arch/ia64/xen/xcom_privcmd.c Mon Oct 20 15:29:07 2008 +0100
+++ b/arch/ia64/xen/xcom_privcmd.c Fri Oct 24 11:22:02 2008 +0900
@@ -340,6 +340,20 @@
return -ENOMEM;
set_xen_guest_handle(kern_op.u.hvmcontext.buffer, (void*)desc);
break;
+ case XEN_DOMCTL_get_device_group:
+ {
+ struct xen_domctl_get_device_group *get_device_group =
+ &kern_op.u.get_device_group;
+ desc = xencomm_map(
+ xen_guest_handle(get_device_group->sdev_array),
+ get_device_group->max_sdevs * sizeof(uint32_t));
+ if (xen_guest_handle(get_device_group->sdev_array) != NULL &&
+ get_device_group->max_sdevs > 0 && desc == NULL)
+ return -ENOMEM;
+ set_xen_guest_handle(kern_op.u.get_device_group.sdev_array,
+ (void*)desc);
+ break;
+ }
case XEN_DOMCTL_max_vcpus:
case XEN_DOMCTL_scheduler_op:
case XEN_DOMCTL_setdomainhandle:
@@ -354,6 +368,12 @@
case XEN_DOMCTL_set_opt_feature:
case XEN_DOMCTL_assign_device:
case XEN_DOMCTL_subscribe:
+ case XEN_DOMCTL_test_assign_device:
+ case XEN_DOMCTL_deassign_device:
+ case XEN_DOMCTL_bind_pt_irq:
+ case XEN_DOMCTL_unbind_pt_irq:
+ case XEN_DOMCTL_memory_mapping:
+ case XEN_DOMCTL_ioport_mapping:
break;
case XEN_DOMCTL_pin_mem_cacheattr:
return -ENOSYS;
--
yamahata
_______________________________________________
Xen-ia64-devel mailing list
Xen-ia64-devel@lists.xensource.com
http://lists.xensource.com/xen-ia64-devel
