[SLOF] [PATCH v3 0/8] Support network booting with pxelinux.cfg files

[Alexey Kardashevskiy]

On 26/5/18 4:06 pm, Thomas Huth wrote:
> When booting a Linux kernel via network, it's sometimes more convenient
> to load the kernel and initrd separately instead of having to create
> a joint kernel + initrd file. The most common "standard" for doing such
> network boots are the so-called pxelinux.cfg config files, initially
> introduced by the PXELINUX bootloader on x86, but nowadays also used
> on ppc64 by petitboot for example. So let's support booting via these
> config files in SLOF, too!
> 
> v3:
>  - Addressed Alexey's review feedback from v2


Thanks, applied.



> 
> v2:
>  - Added support for UUID-based file names (last two patches)
>  - Addressed Greg's feedback from v1
> 
> Thomas Huth (8):
>   libnet: Pass ip_version via struct filename_ip
>   libc: Add the snprintf() function
>   libnet: Put code for determing TFTP error strings into a separate
>     function
>   libnet: Add functions for downloading and parsing pxelinux.cfg files
>   libnet: Wire up pxelinux.cfg network booting
>   libnet: Add support for DHCPv4 options 209 and 210
>   slof: Add a helper function to get the contents of a property in C
>     code
>   libnet: Support UUID-based pxelinux.cfg file names
> 
>  include/helpers.h           |   4 +
>  lib/libc/include/stdio.h    |   1 +
>  lib/libc/stdio/Makefile.inc |   2 +-
>  lib/libc/stdio/snprintf.c   |  28 +++++
>  lib/libnet/Makefile         |   2 +-
>  lib/libnet/dhcp.c           |  33 ++++++
>  lib/libnet/netload.c        | 189 +++++++++++++++++++--------------
>  lib/libnet/ping.c           |  14 ++-
>  lib/libnet/pxelinux.c       | 248 ++++++++++++++++++++++++++++++++++++++++++++
>  lib/libnet/pxelinux.h       |  33 ++++++
>  lib/libnet/tftp.c           | 105 ++++++++++++++++++-
>  lib/libnet/tftp.h           |  14 ++-
>  slof/helpers.c              |  30 +++++-
>  13 files changed, 608 insertions(+), 95 deletions(-)
>  create mode 100644 lib/libc/stdio/snprintf.c
>  create mode 100644 lib/libnet/pxelinux.c
>  create mode 100644 lib/libnet/pxelinux.h
> 


-- 
Alexey