config FIT
bool "Support Flattened Image Tree"
select MD5
+ select SHA1
help
This option allows you to boot the new uImage structure,
Flattened Image Tree. FIT is formally a FDT, which can include
if FIT
+config FIT_ENABLE_SHA256_SUPPORT
+ bool "Support SHA256 checksum of FIT image contents"
+ select SHA256
+ default y
+ help
+ Enable this to support SHA256 checksum of FIT image contents. A
+ SHA256 checksum is a 256-bit (32-byte) hash value used to check that
+ the image contents have not been corrupted. SHA256 is recommended
+ for use in secure applications since (as at 2016) there is no known
+ feasible attack that could produce a 'collision' with differing
+ input data. Use this for the highest security. Note that only the
+ SHA256 variant is supported: SHA512 and others are not currently
+ supported in U-Boot.
+
config FIT_SIGNATURE
bool "Enable signature verification of FIT uImages"
depends on DM
injected into the FIT creation (i.e. the blobs would have been pre-
processed before being added to the FIT image).
++if SPL
++
config SPL_FIT
bool "Support Flattened Image Tree within SPL"
depends on SPL
+ select SPL_OF_LIBFDT
config SPL_FIT_SIGNATURE
bool "Enable signature verification of FIT firmware within SPL"
- depends on SPL_FIT
depends on SPL_DM
+ select SPL_FIT
select SPL_RSA
config SPL_LOAD_FIT
bool "Enable SPL loading U-Boot as a FIT"
+ select SPL_FIT
help
Normally with the SPL framework a legacy image is generated as part
of the build. This contains U-Boot along with information as to
injected into the FIT creation (i.e. the blobs would have been pre-
processed before being added to the FIT image).
+ config SPL_FIT_SOURCE
+ string ".its source file for U-Boot FIT image"
+ depends on SPL_FIT
+ help
+ Specifies a (platform specific) FIT source file to generate the
+ U-Boot FIT image. This could specify further image to load and/or
+ execute.
+
+ config SPL_FIT_GENERATOR
+ string ".its file generator script for U-Boot FIT image"
+ depends on SPL_FIT
+ default "board/sunxi/mksunxi_fit_atf.sh" if SPL_LOAD_FIT && ARCH_SUNXI
+ help
+ Specifies a (platform specific) script file to generate the FIT
+ source file used to build the U-Boot FIT image file. This gets
+ passed a list of supported device tree file stub names to
+ include in the generated image.
+
++endif # SPL
++
endif # FIT
config OF_BOARD_SETUP