Re: ixg and SFPs in NetBSD 10_RC1
Hisashi T Fujinaka <[email protected]>
| Newsgroups | gmane.os.netbsd.devel.network |
|---|---|
| Message-ID | <[email protected]> |
On Mon, 27 Nov 2023, Lloyd Parkes wrote: > On Sun, 2023-11-26 at 21:35 +0000, David Brownlee wrote: >> >> Would it be worth test booting a FreeBSD or Linux image to see if >> they >> work under that (to confirm if it's a driver issue)? > > > That's an idea. And Debian 12 also reports the DAC as an unsupported > SFP. > > My working hypothesis is that since the Intel cards support 10GE and > 1GE, the driver cares more about how the SFP describes itself. I'm > pretty sure my Emulex and Mellanox cards only do 10GE and so the Linux > drivers for those cards can afford to YOLO a bit more than the ixg > driver. Oh boy. I used to support these (well, x520, x550, mostly) in my day job. SFP+ modules (you are using 10G, right?) can be horribly non-compliant and have absolute garbage programmed into the module EEPROM. -- Hisashi T Fujinaka - [email protected] BSEE + BSChem + BAEnglish + MSCS + $2.50 = coffee