diff options
| author |   Maryam Tahhan <maryam.tahhan@intel.com> | 2016-03-02 13:01:41 +0000 |
|---|---|---|
| committer | Maryam Tahhan <maryam.tahhan@intel.com> | 2016-03-08 13:58:14 +0000 |
| commit | f7366919b9d985b2b3d267750ea16667b636cdac (patch) | |
| tree | a66e93d86a33556edfd266929448fb47fa924641 /docs/userguide/testusage.rst | |
| parent | 86bc27fe76137a777979f17556fa999a74027428 (diff) | |
dpdk: enable vfio_pci support
Enable vfio_pci support for DPDK in the case where the end user
doesn't want to use igb_uio.
Changes:
* Use generic functions to strip the path and .ko extension from the
module to be inserted/removed.
* Removed debug line in Modules_Manager.
* Removed commented code.
* Fixed all pylint issues.
JIRA: VSPERF-249
Change-Id: I69c9077735879bcbf7ce5c970c1ec53c219e9f90
Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Martin Klozik <martinx.klozik@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>
Reviewed-by: Christian Trautman <ctrautma@redhat.com>
Diffstat (limited to 'docs/userguide/testusage.rst')
| -rwxr-xr-x | docs/userguide/testusage.rst | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/docs/userguide/testusage.rst b/docs/userguide/testusage.rst index c1f02843..098a9d95 100755 --- a/docs/userguide/testusage.rst +++ b/docs/userguide/testusage.rst @@ -309,6 +309,43 @@ To run tests using Vanilla OVS: $ ./vsperf --conf-file<path_to_custom_conf>/10_custom.conf +Using vfio_pci with DPDK +^^^^^^^^^^^^^^^^^^^^^^^^^ + +To use vfio with DPDK instead of igb_uio edit 'conf/02_vswitch.conf' +with the following parameters: + +.. code-block:: console + + DPDK_MODULES = [ + ('vfio-pci'), + ] + SYS_MODULES = ['cuse'] + +**NOTE:** Please ensure that Intel VT-d is enabled in BIOS. + +**NOTE:** Please ensure your boot/grub parameters include +the following: + +.. code-block:: console + + iommu=pt intel_iommu=on + +To check that IOMMU is enabled on your platform: + +.. code-block:: console + + $ dmesg | grep IOMMU + [ 0.000000] Intel-IOMMU: enabled + [ 0.139882] dmar: IOMMU 0: reg_base_addr fbffe000 ver 1:0 cap d2078c106f0466 ecap f020de + [ 0.139888] dmar: IOMMU 1: reg_base_addr ebffc000 ver 1:0 cap d2078c106f0466 ecap f020de + [ 0.139893] IOAPIC id 2 under DRHD base 0xfbffe000 IOMMU 0 + [ 0.139894] IOAPIC id 0 under DRHD base 0xebffc000 IOMMU 1 + [ 0.139895] IOAPIC id 1 under DRHD base 0xebffc000 IOMMU 1 + [ 3.335744] IOMMU: dmar0 using Queued invalidation + [ 3.335746] IOMMU: dmar1 using Queued invalidation + .... + Selection of loopback application for PVP and PVVP tests ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |