[syslinux] Syslinux EFI + TFTPBOOT Support

[Gene Cumm]

On Sat, Mar 8, 2014 at 2:05 AM, Steven Shiau <steven at nchc.org.tw> wrote:

> Hi Gene,
> Thanks. As you mentioned, atftpd has better logging, and my files are
> smaller than 92 MB, so I switched to atftpd for testing. Now I could
> find that somehow after bootx64.efi is downloaded by client, the next
> ldlinux.e64 has never been fetched by client:

> ====================
> Mar  8 14:47:49 atftpd[11886]: Serving bootx64.efi to 192.168.1.1:1066
> Mar  8 14:47:49 atftpd[11886]: Serving bootx64.efi to 192.168.1.1:1067
> Mar  8 14:47:49 dhcpd: DHCPREQUEST for 192.168.1.1 (192.168.1.182) from
> 00:0c:29:6e:ac:93 via eth1
> Mar  8 14:47:49 dhcpd: DHCPACK on 192.168.1.1 to 00:0c:29:6e:ac:93 via eth1
> Mar  8 14:48:04 atftpd[11886]: Serving ldlinux.e64 to 192.168.1.1:1068
> Mar  8 14:48:09 atftpd[11886]: timeout: retrying...
> Mar  8 14:48:14 atftpd[11886]: timeout: retrying...
> Mar  8 14:48:19 atftpd[11886]: timeout: retrying...
> Mar  8 14:48:24 atftpd[11886]: timeout: retrying...
> Mar  8 14:48:29 atftpd[11886]: timeout: retrying...

> and they were extracted from prebuilt binary 6.03-pre7 tarball on
> kernel.org:
> sha1sum /tftpboot/nbi_img/{*.efi,*e64}
> d0ca7d52228231b08c36967262cb796be9e71499  /tftpboot/nbi_img/bootx64.efi
> 55f17d57e1790071af0cb84e0ac6109a210f06ca  /tftpboot/nbi_img/ldlinux.e64

Please try 6.03-pre6.  I see a regression on 6.03-pre7 with EFI64 netboot

> Another thing you I'd like to mentioned is, after bootx64.efi was
> downloaded, the next download for ldlinux.e64 was about 15 secs later.
> Is that normal?

When it's successful for me, it takes 0.2s from the beginning of
fetching syslinux.efi to when it has all of the config.

> Thank you very much.
>
> Steven.

-- 
-Gene