gistfile1.txt

From dab9bd5501ce644e33f72648e584f362fedf59dd Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Sat, 4 May 2013 08:19:14 -0500
Subject: [PATCH 14/14] beaglebone: rework CONFIG_BOOTCOMMAND to only boot
 from valid uEnv.txt via uenvcmd, using UUID for eMMC
 pretty much required..

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 include/configs/am335x_evm.h |   39 ++++++++++++++++++++++-----------------
 1 file changed, 22 insertions(+), 17 deletions(-)

diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 04eaa8b..e37c983 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -154,31 +154,36 @@
 	"gpio set 53; " \
 	"i2c mw 0x24 1 0x3e; " \
 	"run findfdt; " \
-	"mmc dev 0; if mmc rescan ; then " \
-		"echo micro SD card found;" \
-		"setenv mmcdev 0;"\
-	"else " \
-		"echo No micro SD card found, setting mmcdev to 1;" \
-		"setenv mmcdev 1;"\
-	"fi;" \
 	"setenv bootpart ${mmcdev}:2;" \
-	"mmc dev ${mmcdev}; if mmc rescan; then " \
+	"mmc dev 0; if mmc rescan ; then " \
 		"gpio set 54; " \
-		"echo SD/MMC found on device ${mmcdev};" \
+		"setenv mmcdev 0; " \
+		"echo SD/MMC found on device ${mmcdev}; " \
 		"if run loadbootenv; then " \
 			"echo Loaded environment from ${bootenv};" \
-			"run importbootenv;" \
-		"fi;" \
+			"run importbootenv; " \
+		"fi; " \
+		"gpio set 55; " \
 		"if test -n $uenvcmd; then " \
-			"echo Running uenvcmd ...;" \
+			"gpio set 56; " \
+			"echo Running uenvcmd ...; " \
 			"run uenvcmd;" \
-		"fi;" \
+		"fi; " \
+	"fi;" \
+	"mmc dev 1; if mmc rescan ; then " \
+		"gpio set 54; " \
+		"setenv mmcdev 1; " \
+		"echo SD/MMC found on device ${mmcdev}; " \
+		"if run loadbootenv; then " \
+			"echo Loaded environment from ${bootenv};" \
+			"run importbootenv; " \
+		"fi; " \
 		"gpio set 55; " \
-		"if run loaduimage; then " \
+		"if test -n $uenvcmd; then " \
 			"gpio set 56; " \
-			"run loadfdt;" \
-			"run mmcboot;" \
-		"fi;" \
+			"echo Running uenvcmd ...; " \
+			"run uenvcmd;" \
+		"fi; " \
 	"fi;" \
 
 /* Clock Defines */
-- 
1.7.10.4