uboot-tools/0010-Add-support-for-loading-environment-from-uEnv.txt-in.patch

From cfee6c407f7ed0ab2ed0f98645c10b2d34497f46 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Fri, 6 Mar 2015 10:52:53 +0000
Subject: [PATCH 10/14] Add support for loading environment from uEnv.txt in
 config_distro_bootcmd.

---
 include/config_distro_bootcmd.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
index 7f8b393..8614cc4 100644
--- a/include/config_distro_bootcmd.h
+++ b/include/config_distro_bootcmd.h
@@ -179,6 +179,7 @@
 	"boot_prefixes=/ /boot/\0" \
 	"boot_scripts=boot.scr.uimg boot.scr\0" \
 	"boot_script_dhcp=boot.scr.uimg\0" \
+	"boot_uenv_files=uEnv.txt\0" \
 	BOOTENV_BOOT_TARGETS \
 	\
 	"boot_extlinux="                                                  \
@@ -209,11 +210,31 @@
 			"fi; "                                            \
 		"done\0"                                                  \
 	\
+	"import_uenv_file="                                               \
+		"load ${devtype} ${devnum}:${bootpart} "                  \
+			"${scriptaddr} ${prefix}${uenv_file}; "           \
+		"env import -t -r ${scriptaddr} ${filesize}\0; "          \
+		"if test -n $uenvcmd; then "                              \
+			"echo Running uenvcmd ...;"                       \
+			"run uenvcmd;"                                    \
+		"fi;\0"                                                   \
+	\
+	"scan_dev_for_uenv_files="                                        \
+		"for uenv_file in ${boot_uenv_files}; do "                \
+			"if test -e ${devtype} ${devnum}:${bootpart} "    \
+					"${prefix}${uenv_file}; then "    \
+				"echo Found U-boot env file"              \
+					"${prefix}${uenv_file}; "         \
+				"run import_uenv_file; "                  \
+			"fi; "                                            \
+		"done\0"                                                  \
+	\
 	"scan_dev_for_boot="                                              \
 		"echo Scanning ${devtype} ${devnum}:${bootpart}...; "     \
 		"for prefix in ${boot_prefixes}; do "                     \
 			"run scan_dev_for_extlinux; "                     \
 			"run scan_dev_for_scripts; "                      \
+			"run scan_dev_for_uenv_files; "                   \
 		"done\0"                                                  \
 	\
 	"scan_dev_for_boot_part="                                         \
-- 
2.3.2