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authorgaurav rana <gaurav.rana@freescale.com>2015-02-20 12:51:46 +0530
committerYork Sun <yorksun@freescale.com>2015-02-25 13:20:02 -0800
commit94e3c8c4fd7bfe395fa467973cd647551d6d98c7 (patch)
treeb591415085fa8629245dcd2183f2dc50f550ccc1 /lib
parent7ee8c4795d0ab0f1cd25496bfbcdedb184ef5a8d (diff)
crypto/fsl - Add progressive hashing support using hardware acceleration.
Currently only normal hashing is supported using hardware acceleration. Added support for progressive hashing using hardware. Signed-off-by: Ruchika Gupta <ruchika.gupta@freescale.com> Signed-off-by: Gaurav Rana <gaurav.rana@freescale.com> CC: Simon Glass <sjg@chromium.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig36
1 files changed, 36 insertions, 0 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index a1f30a2c4ef..c9d2767d1da 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -29,4 +29,40 @@ config SYS_HZ
source lib/rsa/Kconfig
+menu "Hashing Support"
+
+config SHA1
+ bool "Enable SHA1 support"
+ help
+ This option enables support of hashing using SHA1 algorithm.
+ The hash is calculated in software.
+ The SHA1 algorithm produces a 160-bit (20-byte) hash value
+ (digest).
+
+config SHA256
+ bool "Enable SHA256 support"
+ help
+ This option enables support of hashing using SHA256 algorithm.
+ The hash is calculated in software.
+ The SHA256 algorithm produces a 256-bit (32-byte) hash value
+ (digest).
+
+config SHA_HW_ACCEL
+ bool "Enable hashing using hardware"
+ help
+ This option enables hardware acceleration
+ for SHA1/SHA256 hashing.
+ This affects the 'hash' command and also the
+ hash_lookup_algo() function.
+
+config SHA_PROG_HW_ACCEL
+ bool "Enable Progressive hashing support using hardware"
+ depends on SHA_HW_ACCEL
+ help
+ This option enables hardware-acceleration for
+ SHA1/SHA256 progressive hashing.
+ Data can be streamed in a block at a time and the hashing
+ is performed in hardware.
+endmenu
+
endmenu