On November 29, 2017 12:58:15 PM PST, Andi Kleen <a...@linux.intel.com> wrote: >> We're really early in the boot -- startup_64 in decompression code -- >and >> I don't know a way print a message there. Is there a way? >> >> no_longmode handled by just hanging the machine. Is it enough for >no_la57 >> case too? > >The way to handle it is to check it early in the real mode boot code >when you >can still print messages. That is how missing long mode is handled. > >-Andi
Yes, and that test should be done automatically. However, we also check at several later points in case that code is bypassed by the bootloader. -- Sent from my Android device with K-9 Mail. Please excuse my brevity.
