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Diffstat (limited to 'Documentation/ABI/testing/debugfs-turris-mox-rwtm')
| -rw-r--r-- | Documentation/ABI/testing/debugfs-turris-mox-rwtm | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/debugfs-turris-mox-rwtm b/Documentation/ABI/testing/debugfs-turris-mox-rwtm new file mode 100644 index 000000000..813987d5d --- /dev/null +++ b/Documentation/ABI/testing/debugfs-turris-mox-rwtm @@ -0,0 +1,14 @@ +What: /sys/kernel/debug/turris-mox-rwtm/do_sign +Date: Jun 2020 +KernelVersion: 5.8 +Contact: Marek Behún <kabel@kernel.org> +Description: + + ======= =========================================================== + (Write) Message to sign with the ECDSA private key stored in + device's OTP. The message must be exactly 64 bytes + (since this is intended for SHA-512 hashes). + (Read) The resulting signature, 136 bytes. This contains the + R and S values of the ECDSA signature, both in + big-endian format. + ======= =========================================================== |