On Thu, Dec 3, 2015 at 4:13 PM, Okky Hendriansyah <o...@nostratech.com> wrote:
> On December 4, 2015 at 04:12:00, Alex Williamson ( > alex.l.william...@gmail.com) wrote: > > Hmm, let me offer another data point; if I assign the onboard ASMedia USB3 > controller to my VM, I often get hangs when OVMF enumerates attached > devices and it's a crap shoot whether devices will work after a VM reboot. > On the other hand, my Renesas card works much more reliably. However, I've > also found that TI based USB3 chips work far more reliably than either of > those for non-VM, bare metal use (no VM experience on those). The early > versions of the Renesas chips are pretty crappy, but I infer that newer > ones are more well behaved. Personally I'm not a fan of any ASMedia > components and avoid them in my purchasing decisions. Thanks, > > Alex > > Hi Alex, > > I just noticed that Texas Instruments also makes USB 3.0 chipset. Are you > referring to TUSB7340 like this [1]. The new item price listed almost as > twice as Renesas’ :D > > > [1] > http://www.ebay.com/itm/4-port-USB-3-1-3-0-USB3-1-USB3-0-GEN-1-5G-celi-connector-PCI-Express-PCIe-Card-/252193889668?hash=item3ab7ed5d84:g:qVUAAOSwAYtWKfMb > YMMV, but this is the controller I've found to run most stable on bare metal for me: http://www.siig.com/dp-usb-3-0-4-port-pcie-i-e.html xx:xx.x USB controller [0c03]: Texas Instruments TUSB73x0 SuperSpeed USB 3.0 xHCI Host Controller [104c:8241] (rev 02) (prog-if 30 [XHCI]) If it makes a purchasing decision for you, I can try to put it into a configuration where I can assign it. BTW, funny how folks are dropping 400USD+ on graphics cards, but question an extra 15USD for a USB HBA that doesn't suck. ;^)
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