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.gu...@freescale.com>
CC: Simon Glass <s...@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
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