[U-Boot] [U-Boot, 2/2] Roll CRC16-CCITT into the hash infrastructure

Tom Rini trini at konsulko.com
Sun Dec 9 01:19:46 UTC 2018


On Sun, Nov 25, 2018 at 07:22:19PM +0100, Philipp Tomsich wrote:

> The CRC16-CCITT checksum function is useful for space-constrained
> applications (such as obtaining a checksum across a 2KBit or 4KBit
> EEPROM) in boot applications. It has not been accessible from boot
> scripts until now (due to not having a dedicated command and not being
> supported by the hash infrstructure) limiting its applicability
> outside of custom commands.
> 
> This adds the CRC16-CCITT (poly 0x1021, init 0x0) algorithm to the
> list of available hashes and adds a new crc16_ccitt_wd_buf() to make
> this possible.
> 
> Signed-off-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>

Applied to u-boot/master, thanks!

-- 
Tom
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