[haiku-development] Re: EFI (was: multi-selection semantics)
- From: "François Revol" <revol@xxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Fri, 08 Jun 2007 19:04:11 +0200 CEST
> > I really think we should keep the short name NBD for the Network
> > Block Device
> > protocol. It's distinct like FTP and NFS.
>
> It's distinct, but it's neither an accepted standard, nor widely
> known
> - it's currently mostly a Linux only solution. But since the protocol
> is called NBD indeed, I think the obvious suggestion by Ingo is what
> we
> should use.
> But NBD also has some unfortunate limitations that don't allow a disk
> larger than 4 GB, so I'm not sure there is much value in it, anyway.
The first old versions used 32bit, but the version I implemented does
use 64bit offsets.
The references to 2G stuff is likely because at that time some linux
servers used 32bit off_t.
>
> > BTW, If someone wants to help getting PXE boot from network
> > implemented,
> > your help is greatly appreciated.
> >
> > The current state is this:
> > Kernel is loaded via PXE and executed, but it doesn't mount any
> > boot
> > partition.
> > For this, the kernel would need to bring up networking and TCP and
> > load a
> > NBD or remote_disk device.
>
> For that to work we would need a working solution first. Then, we
> would
> need to define a protocol on how the kernel knows what service to use
> -
> and how.
> Also, the boot loader should then be smart enough to load the
> networking stack, and eventually all networking drivers before
> starting
> the kernel.
IIRC, PXE should give the IP to use.
François.
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