Date: Thu, 11 Feb 2016 19:09:06 +0900 From: Dee Zay <julianpark90611@gmail.com> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-acpi@freebsd.org Subject: Re: Regarding Wake On USB input from S3 Sleep Message-ID: <CACMcRdcA6KoFz3b=5qPfDe0Rg510badFD4ascdr5TXZeks_zHQ@mail.gmail.com> In-Reply-To: <56BC31CD.2000509@selasky.org> References: <CACMcRdfLERKud5_0GMKK1m7RF1DS8hxrhSxpZFEUyqpMWNS7EQ@mail.gmail.com> <56BC289F.2070208@selasky.org> <CACMcRdcVnCshhPpc9qAyGeg62DgYxFxRbkiNMVsCeMF7SOmmrA@mail.gmail.com> <56BC31CD.2000509@selasky.org>
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Hello, How do I NOT put XHCI into sleep and keep standby for USB keyboard interrupts? I cannot find system tunables for this option.. As for the debugging, how do I see the interactions between the BIOS and HC? Thanks, Julian On Thu, Feb 11, 2016 at 4:01 PM, Hans Petter Selasky <hps@selasky.org> wrote: > On 02/11/16 07:36, Dee Zay wrote: > >> Hello, >> >> Thank you very much for the prompt reply. >> What are the issues if the HC remains powered on during suspend/resume? >> Is this something not to be resolved in the near future? >> >> > Hi, > > There is no issue with suspend as I'm aware. > > The problem is resume, that we would like to completely reset the HC and > re-start enumeration and not use the handover from the BIOS. > > You should also check what the BIOS is doing when it sees a HC which is > different modes when entering suspend. > > USB code is here: sys/dev/usb/controller/{ehci.c,uhci.c,ohci.c,xhci.c} > > --HPS > >
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