[PATCH v3 40/46] bootmeth_extlinux: Move boot code into common file

[Simon Glass]

The extlinux and PXE code for booting is almost the same. Move it into
the common file so it is easier to keep it in sync.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v3:
- Pass through the bootfile since extlinux and PXE are different

 boot/bootmeth_extlinux.c | 24 +++---------------------
 boot/bootmeth_pxe.c      | 20 ++------------------
 boot/ext_pxe_common.c    | 25 +++++++++++++++++++++++++
 include/extlinux.h       | 15 +++++++++++++++
 4 files changed, 45 insertions(+), 39 deletions(-)

Applied to sjg/master, thanks!