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openrd: fail build if U-Boot would overlap with environment in flash

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Set CONFIG_BOARD_SIZE_LIMIT so we'll notice at build time if U-Boot
has grown so large that it would overlap with the environment area in
flash, rather than bricking the device at run-time on first saveenv.

Signed-off-by: Sascha Silbe <t-uboot@infra-silbe.de>
This commit is contained in:
Sascha Silbe
2013-08-11 16:40:45 +02:00
committed by Anatolij Gustschin
parent feb858012f
commit 9fa7bbc126
1 changed files with 5 additions and 0 deletions
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5
include/configs/openrd.h
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@@ -77,6 +77,11 @@
#define CONFIG_ENV_SIZE 0x20000 /* 128k */
#define CONFIG_ENV_ADDR 0x60000
#define CONFIG_ENV_OFFSET 0x60000 /* env starts here */
/*
* Environment is right behind U-Boot in flash. Make sure U-Boot
* doesn't grow into the environment area.
*/
#define CONFIG_BOARD_SIZE_LIMIT CONFIG_ENV_OFFSET
/*
* Default environment variables