Re: Questing on New Network Stack

[Andrey Borzenkov]

В Tue, 11 Feb 2014 17:24:44 -0500
Cheng Cheng <address@hidden> пишет:

> Hi,
> 
> As noticed, there is a big change for GRUB 2.00 in the network stack from 
> previous GRUB 1.99. I upgraded to GRUB 2.00 today, however, the PXE booting 
> stops working.
> 
> I use following command to generate a PXE bootable image:
>     grub-mkimage --format=i386-pc-pxe --output=grub.pxe  
> --prefix=‘(tftp)/boot/grub’ pxe tftp normal
> 
> After I boot into GRUB console, I have to manually trigger network 
> configuration by “net_bootp”. I then can use “net_ls_addr” to verify my 
> network configuration succeeds.
> 
> However, GRUB console still cannot communicate to TFTP server to fetch 
> additional modules. For example, I tried:
>     insmod (tftp, XXX.XXX.XXX.XXX)/boot/grub/halt.mod
> But returned “error: File not found”. For GRUB 1.99, I can do the same thing 
> by:
>     insmod (pxe:XXX.XXX.XXX.XXX)/boot/grub/halt.mod
> 
> Can anyone share some hints on how to use the new network stack? I also 
> interests in trying HTTP protocol.
> 

Please try grub-mknetdir to create grub image and directory structure
suitable for netboot. Does it work?