Re: [PATCH v3] hw/usb: fix xhci port notify

[Nikita Ostrenkov <n.ostrenkov@gmail.com>]

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https://patchew.org/QEMU/20231117173916.3658-1-n.ostrenkov@gmail.com/

пт, 17 нояб. 2023 г., 20:39 Nikita Ostrenkov <n.ostrenkov@gmail.com>:

> From MCF5253 Reference manual
> https://www.nxp.com/docs/en/reference-manual/MCF5253RM.pdf
>
> Host mode: Port Change Detect. The controller sets this bit to a one when
> on any port a Connect Status occurs, a PortEnable/Disable Change occurs, an
> Over Current Change occurs, or the Force Port Resume bit is set as
> theresult of a J-K transition on the suspended port.
>
> Signed-off-by: Nikita Ostrenkov <n.ostrenkov@gmail.com>
> ---
>  hw/usb/hcd-xhci.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
> index 4b60114207..1b2f4ac721 100644
> --- a/hw/usb/hcd-xhci.c
> +++ b/hw/usb/hcd-xhci.c
> @@ -2627,6 +2627,7 @@ static void xhci_port_notify(XHCIPort *port,
> uint32_t bits)
>      if (!xhci_running(port->xhci)) {
>          return;
>      }
> +    port->xhci->usbsts |= USBSTS_PCD;
>      xhci_event(port->xhci, &ev, 0);
>  }
>
> --
> 2.34.1
>
>

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