From 2b74433f365fa677a60431a80e524b5d8d04e995 Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Mon, 8 Apr 2013 10:32:51 +0000 Subject: env: Add support for UBI environment UBI is a better place for the environment on NAND devices because it handles wear-leveling and bad blocks. Gluebi is needed in Linux to access the env as an MTD partition. Signed-off-by: Joe Hershberger --- include/environment.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'include/environment.h') diff --git a/include/environment.h b/include/environment.h index e64b43d2d94..ece073fcc3f 100644 --- a/include/environment.h +++ b/include/environment.h @@ -96,6 +96,21 @@ extern unsigned long nand_env_oob_offset; # endif #endif /* CONFIG_ENV_IS_IN_NAND */ +#if defined(CONFIG_ENV_IS_IN_UBI) +# ifndef CONFIG_ENV_UBI_PART +# error "Need to define CONFIG_ENV_UBI_PART when using CONFIG_ENV_IS_IN_UBI" +# endif +# ifndef CONFIG_ENV_UBI_VOLUME +# error "Need to define CONFIG_ENV_UBI_VOLUME when using CONFIG_ENV_IS_IN_UBI" +# endif +# ifndef CONFIG_ENV_SIZE +# error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_UBI" +# endif +# ifndef CONFIG_CMD_UBI +# error "Need to define CONFIG_CMD_UBI when using CONFIG_ENV_IS_IN_UBI" +# endif +#endif /* CONFIG_ENV_IS_IN_UBI */ + /* Embedded env is only supported for some flash types */ #ifdef CONFIG_ENV_IS_EMBEDDED # if !defined(CONFIG_ENV_IS_IN_FLASH) && \ -- cgit v1.2.3 From 785881f775252940185e10fbb2d5299c9ffa6bce Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Mon, 8 Apr 2013 10:32:52 +0000 Subject: env: Add redundant env support to UBI env Allow the user to specify two UBI volumes to use for the environment Signed-off-by: Joe Hershberger --- include/environment.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/environment.h') diff --git a/include/environment.h b/include/environment.h index ece073fcc3f..4c6a37b1121 100644 --- a/include/environment.h +++ b/include/environment.h @@ -103,6 +103,9 @@ extern unsigned long nand_env_oob_offset; # ifndef CONFIG_ENV_UBI_VOLUME # error "Need to define CONFIG_ENV_UBI_VOLUME when using CONFIG_ENV_IS_IN_UBI" # endif +# if defined(CONFIG_ENV_UBI_VOLUME_REDUND) +# define CONFIG_SYS_REDUNDAND_ENVIRONMENT +# endif # ifndef CONFIG_ENV_SIZE # error "Need to define CONFIG_ENV_SIZE when using CONFIG_ENV_IS_IN_UBI" # endif -- cgit v1.2.3