1) If the kernel is configured to mount /dev at boot time and populate and maintain it, the kernel does not create /dev/fd and /dev/stdin, -out, -err .
That would likely need at least be done in rc.sysinit .
the mountpoint is not
So that is not a real RAM mode, just ignores save-files .
#v2.16 popup a warning if booting from usb flash...
if [ "$PMEDIA" = "usbflash" ];then
if mountpoint /initrd/mnt/dev_save || mountpoint /initrd/mnt/dev_ro2; then
yaf-splash $OPTIONS "WARNING! Do not unplug USB Flash drive!" &