board: tbs2910: Add u-boot.imx size limit check

Check the size of the generated u-boot.imx file. Report an error
if it would be too big and overwrite the u-boot environment.

Signed-off-by: Soeren Moch <smoch@web.de>

diff --git a/include/configs/tbs2910.h b/include/configs/tbs2910.h
index a60223c..2d4b9c9 100644 (file)
--- a/include/configs/tbs2910.h
+++ b/include/configs/tbs2910.h
@@ -122,6 +122,8 @@
 #define CONFIG_ENV_OFFSET              (384 * 1024)
 #define CONFIG_ENV_OVERWRITE
 
+#define CONFIG_BOARD_SIZE_LIMIT                392192 /* (CONFIG_ENV_OFFSET - 1024) */
+
 #define CONFIG_EXTRA_ENV_SETTINGS \
        "bootargs_mmc1=console=ttymxc0,115200 di0_primary console=tty1\0" \
        "bootargs_mmc2=video=mxcfb0:dev=hdmi,1920x1080M@60 " \