Re: Use grub2 (uEFI netboot) to boot local OS

[Pascal Hambourg]

Hello,

Le 23/05/2019 à 12:53, Steven Shiau a écrit :
> I need to switch to boot the OS on the local disk even when the client 
> machine is booted by uEFI netboot. However, it does not find any block 
> device. I entered the grub shell in the netbooted client, ran "ls", then 
> it showed me only "(proc)".
>
> The bootx64.efi on the netboot server was created by this command:
>
> grub-mkimage -C xz -O x86_64-efi -o /tftpboot/nbi_img/bootx64.efi 
> '--prefix=(tftp)/grub-efi.cfg/' -c /tmp/grub-efi.FnbG08/grub-header.cfg 
> normal tftp efinet chain echo net gzio xzio linux efi_gop efi_uga png 
> gfxterm gfxterm_background gfxterm_menu serial part_gpt part_msdos boot 
> multiboot progress search ext2 xfs reiserfs jfs hfsplus fat ntfs 
> configfile test sleep tr reboot halt
> and the grub modules were put by this command:
> grub-mknetdir --net-directory=/tftpboot/nbi_img/grub-efi.cfg --subdir=/
>
> Did I miss something? How can I do so that the block device can be found 
> in the grub shell in the netbooted client? So that in the grub shell in 
> the netbooted client, if I run command "ls", it can show me something like:
> (memorydisk), (hd0), (hd0,gpt1), (hd0,gpt2), (hd0,gpt3)

Maybe you need to load or include some *disk* module in the core image ?