dCore Import Debian Packages to Mountable SCE extensions > General dCore Talk

dCore-usbinstall

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jls:
Hi
downloaded and mounted dCorePlus-stretch.iso I see that there is no sce inside, everything is in the initrd, so I understand why if I burn it on a usb and then boot, the usb can be unmounted

Jason W:
dCore-usbinstall has been updated to include "waitusb=8" in the boot command line of the resulting usb install so it works for everyone and recognizes the TCE directory on the usb and loads the extensions as expected with no intervention.   Updated for both x86 and x86_64.   

Jason W:
dCore-usbinstall has been updated to include prompting the user to specify the max wait time of waitusb in seconds and that will be used with the label of the partition. 

If you choose xenial as your usb partition label, and 10 as your maximum timeout, the boot command line will include it like the following:

waitusb=10:LABEL=xenial

The max number of seconds is only that, the boot continues without delay once the usb device by that label name has been found by the system, usually a couple of seconds or so. 

Rich:
Hi Jason W
I don't see the point in giving the user a prompt for the amount of wait time. Someone not knowing any better might choose
too low a time and cause themselves problems. As you yourself point out, by using the following format:

--- Code: ---waitusb=10:LABEL=xenial
--- End code ---
the boot process continues the moment the USB device is ready. So why not just default to a worst case number that covers
even the slowest hardware. There's no penalty for using a generous value like 20 or 30 seconds.

Jason W:
Rich, you are right.   Why not 30 seconds.  No performance penalty while being sure to cover all hardware scenarios.


Default max wait time is set to 30 seconds with no prompt for it, no boot speed lost but potential errors in choosing that value are avoided. 


dCore-usbinstall is reposted with above change, x86 and x86_64.

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