From 3523df0078b08e43b868da0680e617e75eca2581 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Fri, 28 Mar 2014 12:03:40 -0400 Subject: [PATCH] README.falcon: Document environment variables for falcon mode Signed-off-by: Tom Rini --- doc/README.falcon | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/doc/README.falcon b/doc/README.falcon index 6357b1e..bccf6c9 100644 --- a/doc/README.falcon +++ b/doc/README.falcon @@ -80,6 +80,15 @@ spl_start_uboot() : required Returns "0" if SPL should start the kernel, "1" if U-Boot must be started. +Environment variables +--------------------- + +A board may chose to look at the environment for decisions about falcon +mode. In this case the following variables may be supported: + +boot_os : Set to yes/Yes/true/True/1 to enable booting to OS, + any other value to fall back to U-Boot (including + unset) Using spl command ----------------- -- 2.7.4