summaryrefslogtreecommitdiffstats
path: root/README
diff options
context:
space:
mode:
authorSimon Glass <sjg@chromium.org>2016-03-13 19:07:28 -0600
committerTom Rini <trini@konsulko.com>2016-03-22 12:16:08 -0400
commit302a64875080d24932f1e4a8e2221e600b86629f (patch)
tree42431cc0a119478029ab191d9131fa9ed7031d29 /README
parent633fb736ce0c7a50cacbf827d1506462d56a9354 (diff)
downloadtalos-obmc-uboot-302a64875080d24932f1e4a8e2221e600b86629f.zip
talos-obmc-uboot-302a64875080d24932f1e4a8e2221e600b86629f.tar.gz
Add an option to enable the command line
Add a new Kconfig option for the command line. This is enabled by default, but when disabled it will remove the command line. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'README')
-rw-r--r--README8
1 files changed, 8 insertions, 0 deletions
diff --git a/README b/README
index 523941f..4fec467 100644
--- a/README
+++ b/README
@@ -1108,6 +1108,14 @@ The following options need to be configured:
XXX - this list needs to get updated!
+- Removal of commands
+ If no commands are needed to boot, you can disable
+ CONFIG_CMDLINE to remove them. In this case, the command line
+ will not be available, and when U-Boot wants to execute the
+ boot command (on start-up) it will call board_run_command()
+ instead. This can reduce image size significantly for very
+ simple boot procedures.
+
- Regular expression support:
CONFIG_REGEX
If this variable is defined, U-Boot is linked against
OpenPOWER on IntegriCloud