Commit Graph

5 Commits

Author SHA1 Message Date
Jes Sorensen 0b5d7a2ccb KVM: ia64: Drop in SN2 replacement of fast path ITC emulation fault handler
Copy in SN2 RTC based ITC emulation for fast exit. The two versions
have the same size, so a dropin is simpler than patching the branch
instruction to hit the SN2 version.

Signed-off-by: Jes Sorensen <jes@sgi.com>
Acked-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2009-06-10 11:48:29 +03:00
Xiantao Zhang ce50b91d0f KVM: ia64: Fix: Use correct calling convention for PAL_VPS_RESUME_HANDLER
PAL_VPS_RESUME_HANDLER should use r26 to hold vac fields according to SDM.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2008-11-23 15:08:22 +02:00
Xiantao Zhang 1f095610aa KVM: ia64: add support for Tukwila processors
In Tukwila processor, VT-i has been enhanced in its
implementation, it is often called VT-i2 techonology.
With VTi-2 support, virtulization performance should be
improved. In this patch, we added the related stuff to
support kvm/ia64 for Tukwila processors.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2008-10-15 14:25:13 +02:00
Xiantao Zhang 81aec5227e KVM: ia64: Implement a uniform vps interface
An uniform entry kvm_vps_entry is added for
vps_sync_write/read, vps_resume_handler/guest,
and branches to differnt PAL service according to the offset.

Singed-off-by: Anthony Xu <anthony.xu@intel.com>
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
2008-10-15 14:25:12 +02:00
Xiantao Zhang 7fc86bd9c0 KVM: ia64: Add optimization for some virtulization faults
optvfault.S Add optimization for some performance-critical
virtualization faults.

Signed-off-by: Anthony Xu <anthony.xu@intel.com>
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
2008-04-27 12:01:09 +03:00