1 What: /sys/kernel/debug/turris-mox-r 1 What: /sys/kernel/debug/turris-mox-rwtm/do_sign
2 Date: Jun 2020 2 Date: Jun 2020
3 KernelVersion: 5.8 3 KernelVersion: 5.8
4 Contact: Marek Behún <kabel@kernel.org> !! 4 Contact: Marek Behún <marek.behun@nic.cz>
5 Description: 5 Description:
6 6
7 ======= ====================== 7 ======= ===========================================================
8 (Write) Message to sign with t 8 (Write) Message to sign with the ECDSA private key stored in
9 device's OTP. The mess 9 device's OTP. The message must be exactly 64 bytes
10 (since this is intende 10 (since this is intended for SHA-512 hashes).
11 (Read) The resulting signatur 11 (Read) The resulting signature, 136 bytes. This contains the
12 R and S values of the 12 R and S values of the ECDSA signature, both in
13 big-endian format. 13 big-endian format.
14 ======= ====================== 14 ======= ===========================================================
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