From 9a4f479b649a611478ff1b983c9a30f9150a696b Mon Sep 17 00:00:00 2001 From: Dirk Eibach Date: Thu, 3 Jul 2014 09:28:26 +0200 Subject: fit: make sha256 support optional sha256 has some beefy memory footprint. Make it optional for constrained systems. Signed-off-by: Dirk Eibach --- README | 5 +++++ include/configs/dlvision-10g.h | 1 + include/configs/io.h | 1 + include/configs/iocon.h | 1 + include/configs/neo.h | 1 + include/image.h | 5 +++++ 6 files changed, 14 insertions(+) diff --git a/README b/README index 082bd2ab1c..4ac7399698 100644 --- a/README +++ b/README @@ -3269,6 +3269,11 @@ FIT uImage format: disabled. If a board need legacy image format support enable this through CONFIG_IMAGE_FORMAT_LEGACY + CONFIG_FIT_DISABLE_SHA256 + Supporting SHA256 hashes has quite an impact on binary size. + For constrained systems sha256 hash support can be disabled + with this option. + - Standalone program support: CONFIG_STANDALONE_LOAD_ADDR diff --git a/include/configs/dlvision-10g.h b/include/configs/dlvision-10g.h index 2567a2221d..6153a40e06 100644 --- a/include/configs/dlvision-10g.h +++ b/include/configs/dlvision-10g.h @@ -40,6 +40,7 @@ /* new uImage format support */ #define CONFIG_FIT #define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */ +#define CONFIG_FIT_DISABLE_SHA256 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */ diff --git a/include/configs/io.h b/include/configs/io.h index 649c0fba13..8e32c25803 100644 --- a/include/configs/io.h +++ b/include/configs/io.h @@ -40,6 +40,7 @@ /* new uImage format support */ #define CONFIG_FIT #define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */ +#define CONFIG_FIT_DISABLE_SHA256 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */ diff --git a/include/configs/iocon.h b/include/configs/iocon.h index 35ba1bd248..ae05bcbfbf 100644 --- a/include/configs/iocon.h +++ b/include/configs/iocon.h @@ -39,6 +39,7 @@ /* new uImage format support */ #define CONFIG_FIT #define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */ +#define CONFIG_FIT_DISABLE_SHA256 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */ diff --git a/include/configs/neo.h b/include/configs/neo.h index 75dc862160..4937730ee3 100644 --- a/include/configs/neo.h +++ b/include/configs/neo.h @@ -37,6 +37,7 @@ /* new uImage format support */ #define CONFIG_FIT #define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */ +#define CONFIG_FIT_DISABLE_SHA256 #define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */ diff --git a/include/image.h b/include/image.h index 0a072f5336..3e8f78d583 100644 --- a/include/image.h +++ b/include/image.h @@ -72,6 +72,11 @@ struct lmb; # define IMAGE_ENABLE_SHA256 1 # endif +#ifdef CONFIG_FIT_DISABLE_SHA256 +#undef CONFIG_SHA256 +#undef IMAGE_ENABLE_SHA256 +#endif + #ifndef IMAGE_ENABLE_CRC32 #define IMAGE_ENABLE_CRC32 0 #endif -- cgit v1.2.1