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<body class='hmmessage'><div dir='ltr'><pre>The problem is solved.<br>Besides a AMD fch register setting, this patch is still needed.<br><br>XHCI_PORTSC_PED, 100) != 0)<br> return -1;<br>+ msleep(20);<br> portsc = readl(&xhci->pr[port].portsc);<br> rc = speed_from_xhci[xhci_get_field(portsc, XHCI_PORTSC_SPEED)];<br> break;</pre><br>Zheng<br><div><hr id="stopSpelling">From: fishbaoz@hotmail.com<br>To: kevin@koconnor.net<br>Date: Wed, 26 Aug 2015 01:50:49 +0000<br>CC: seabios@seabios.org<br>Subject: Re: [SeaBIOS] : USB 3.0 port failed if a USB 3.0 device is attached when power up<br><br>
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<div dir="ltr">The patch doesn't work.<br><br><div>> Date: Tue, 25 Aug 2015 11:20:16 -0400<br>> From: kevin@koconnor.net<br>> To: fishbaoz@hotmail.com<br>> CC: vidwer@gmail.com; seabios@seabios.org<br>> Subject: Re: [SeaBIOS] : USB 3.0 port failed if a USB 3.0 device is attached when power up<br>> <br>> On Tue, Aug 25, 2015 at 06:11:53AM +0000, Zheng Bao wrote:<br>> > I tried with Parmer, which I assume is close to ASUS F2A85-M, and got the same result.<br>> > :(<br>> <br>> Does the patch below help? (Make sure CONFIG_THREADS=y).<br>> <br>> -Kevin<br>> <br>> <br>> --- a/src/hw/usb-xhci.c<br>> +++ b/src/hw/usb-xhci.c<br>> @@ -364,6 +364,7 @@ xhci_hub_reset(struct usbhub_s *hub, u32 port)<br>> writel(&xhci->pr[port].portsc, portsc);<br>> if (wait_bit(&xhci->pr[port].portsc, XHCI_PORTSC_PED, XHCI_PORTSC_PED, 100) != 0)<br>> return -1;<br>> + msleep(20);<br>> portsc = readl(&xhci->pr[port].portsc);<br>> rc = speed_from_xhci[xhci_get_field(portsc, XHCI_PORTSC_SPEED)];<br>> break;<br></div> </div>
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