mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
94e3c8c4fd
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>
68 lines
1.7 KiB
Text
68 lines
1.7 KiB
Text
menu "Library routines"
|
|
|
|
config CC_OPTIMIZE_LIBS_FOR_SPEED
|
|
bool "Optimize libraries for speed"
|
|
help
|
|
Enabling this option will pass "-O2" to gcc when compiling
|
|
under "lib" directory.
|
|
|
|
If unsure, say N.
|
|
|
|
config HAVE_PRIVATE_LIBGCC
|
|
bool
|
|
|
|
config USE_PRIVATE_LIBGCC
|
|
bool "Use private libgcc"
|
|
depends on HAVE_PRIVATE_LIBGCC
|
|
help
|
|
This option allows you to use the built-in libgcc implementation
|
|
of U-boot instead of the one privided by the compiler.
|
|
If unsure, say N.
|
|
|
|
config SYS_HZ
|
|
int
|
|
default 1000
|
|
help
|
|
The frequency of the timer returned by get_timer().
|
|
get_timer() must operate in milliseconds and this option must be
|
|
set to 1000.
|
|
|
|
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
|