On 05/15/2017 03:15 PM, Rodney W. Grimes wrote: >> Rajil Saraswat wrote this message on Sun, May 14, 2017 at 16:03 -0500: >>> On 05/14/2017 12:40 PM, John-Mark Gurney wrote: >>>> Rajil Saraswat wrote this message on Sat, May 13, 2017 at 20:34 -0500: >>>>> I am looking for a recommendation for an out-of-the-box working PCIE >>>>> card with USB controller. >>>> They all should just work. The driver interface is standardized and >>>> should just work no mater what card you pick. >>>> >>> I came across the following post wherein there was some issue with a >>> card. Is that no longer the problem in FreeBSD-11? >>> >>> https://lists.freebsd.org/pipermail/freebsd-virtualization/2015-February/003371.html >> Yes, it has been fixed/addressed and was committed before 11: >> https://svnweb.freebsd.org/base/head/usr.sbin/bhyve/pci_passthru.c?revision=297932&view=markup > One still must be very carefull about picking cards for pci passthru usage, > it has far tighter restrictions than "cards that just work with FreeBSD". > The card must have BAR's that are page aligned, and iirc of integral > multiple of page in size. > > Many cards fail this restriction. When I was doing the AMD/IOmmu > code testing for Anish about 50% of the cards I grabed to test with > failed because of these contrataints. These cards worked fine with > FreeBSD using them native. > > I tried this Mailiya card (https://www.amazon.com/gp/product/B01G86538S) based on Renesas uPD720201 chipset and it worked fine.
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