From: "Marek Behún" <marek.behun@nic.cz>
To: Gregory CLEMENT <gregory.clement@bootlin.com>
Cc: "SoC Team" <soc@kernel.org>, arm-soc <arm@kernel.org>,
"Linux ARM" <linux-arm-kernel@lists.infradead.org>,
"Marek Behún" <marek.behun@nic.cz>
Subject: [PATCH mvebu 2/2] firmware: turris-mox-rwtm: add debugfs documentation
Date: Mon, 1 Jun 2020 23:00:50 +0200 [thread overview]
Message-ID: <20200601210050.31821-2-marek.behun@nic.cz> (raw)
In-Reply-To: <20200601210050.31821-1-marek.behun@nic.cz>
Add debugfs ABI documentation for the ECDSA signatures.
Signed-off-by: Marek Behún <marek.behun@nic.cz>
---
Documentation/ABI/testing/debugfs-turris-mox-rwtm | 9 +++++++++
1 file changed, 9 insertions(+)
create mode 100644 Documentation/ABI/testing/debugfs-turris-mox-rwtm
diff --git a/Documentation/ABI/testing/debugfs-turris-mox-rwtm b/Documentation/ABI/testing/debugfs-turris-mox-rwtm
new file mode 100644
index 000000000000..2b3255ee68fd
--- /dev/null
+++ b/Documentation/ABI/testing/debugfs-turris-mox-rwtm
@@ -0,0 +1,9 @@
+What: /sys/kernel/debug/turris-mox-rwtm/do_sign
+Date: Jun 2020
+KernelVersion: 5.8
+Contact: Marek Behún <marek.behun@nic.cz>
+Description: (W) 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).
+ (R) The resulting signature, 136 bytes. This contains the R and
+ S values of the ECDSA signature, both in big-endian format.
--
2.26.2
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next prev parent reply other threads:[~2020-06-01 21:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-01 21:00 [PATCH mvebu 1/2] firmware: turris-mox-rwtm: support ECDSA signatures via debugfs Marek Behún
2020-06-01 21:00 ` Marek Behún [this message]
2020-07-18 20:36 ` [PATCH mvebu 2/2] firmware: turris-mox-rwtm: add debugfs documentation Gregory CLEMENT
2020-07-18 20:36 ` [PATCH mvebu 1/2] firmware: turris-mox-rwtm: support ECDSA signatures via debugfs Gregory CLEMENT
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