[U-Boot] [PATCH 2/9] [v3] FIT: Modify option FIT_SIGNATURE in Kconfig

Ruchika Gupta
2014-12-23T11:32:52Z

For FIT signature based approach to work, RSA library needs to be selected. The FIT_SIGNATURE option in Kconfig is modified to automatically select RSA.
Selecting RSA compiles the RSA library required for image verification.

Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com>
CC: Simon Glass <sjg@chromium.org>
---
Changes in v3:
New patch created for adding Kconfig option for FIT signature

Kconfig | 3 ++-
lib/Kconfig | 6 ++++++
2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/Kconfig b/Kconfig
index 153ee2b..c2d7cb9 100644
--- a/Kconfig
+++ b/Kconfig
@@ -116,8 +116,9 @@ config FIT_VERBOSE
depends on FIT

config FIT_SIGNATURE
- bool "Enabel signature verification of FIT uImages"
+ bool "Enable signature verification of FIT uImages"
depends on FIT
+ select RSA
help
This option enables signature verification of FIT uImages,
using a hash signed and verified using RSA.
diff --git a/lib/Kconfig b/lib/Kconfig
index 8460439..602dd37 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -27,4 +27,10 @@ config SYS_HZ
get_timer() must operate in milliseconds and this option must be
set to 1000.

+config RSA
+ bool "Use RSA Library"
+ help
+ RSA support.This enables the RSA algorithm used for FIT image
+ verification in U-Boot.
+
endmenu
--
1.8.1.4