Enable kernel options CONFIG_EARLY_PRINTK_USB_XDBC and USB_XHCI_DBGCAP for serial connections with kernels >= 4.16

Hi, since kernel 4.13 Linux supports an USB debug console with passive USB 3.x host-to-host cables aka "USB 3.0 super-speed A-to-A debugging cable". Beginning with kernel 4.16 a serial port (/dev/ttyDbC) has been added (https://www.kernel.org/doc/html/v4.16/driver-api/usb/usb3-debug-port.html#s

Re: Enable kernel options CONFIG_EARLY_PRINTK_USB_XDBC and USB_XHCI_DBGCAP for serial connections with kernels >= 4.16

Am 08.03.19 um 14:05 schrieb Robie Basak: Hi Rene, On Sun, Feb 24, 2019 at 11:19:52AM +0100, Rene 'Renne' Bartsch, B.Sc. Informatics wrote: I suggest to enable USB DbC by enabling the kernel options "CONFIG_EARLY_PRINTK_USB_XDBC=Y" and "USB_XHCI_DBGCAP=Y" in U