CFT: nfe(4) MSI/MSIX support

Pyun YongHyeon pyunyh at
Fri May 11 09:38:54 UTC 2007

On Wed, May 09, 2007 at 12:40:05PM +0900, To freebsd-current at wrote:
 > Dear all,
 > I've received a patch from Shigeaki Tagashira. The patch enables
 > MSI/MSIX capability on nVidia network adapters. I've slightly modified
 > the patch and merged it into existing overhauled nfe(4).
 > I guess the nfe(4) now supports almost all hardware capabilities
 > including MSI/MSIX, IP/TCP/UDP checksum offload, TCP segmentation
 > offload and hardware assisted VLAN processing.
 > Shigeaki Tagashira tested only MSI due to lack of hardwares so there
 > might be bugs in MSIX support code. I don't have nVidia hardwares
 > that supports MSI/MSIX so I need user's feedback to improve it. If
 > you have one of nVidia network adapters that have MSI/MSIX capability
 > please give it spin and let me know how it goes on your system.
 > Overhauled nfe(4) can be found at the following URL.

I've fixed MSIX support with the help of jhb@ and Shigeaki Tagashira.
Shigeaki Tagashira also tested MSI/MSIX on his hardware so it should
now work without issues.
Please let me know any strange things.

Pyun YongHyeon

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