From d1a44d38cdddab39c4ebe2b68e12cc45e4cc1400 Mon Sep 17 00:00:00 2001 From: Brian Gix Date: Wed, 11 Mar 2020 15:15:18 -0700 Subject: [PATCH] README: Add Mesh required Kernel Configuration section Not all distributions include all required mesh crypto support. This adds a section with known kernel required options. Change-Id: I8b62d79ffb4688426f1b37a27be494abcd1eb00a Signed-off-by: Anupam Roy --- README | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/README b/README index a0d256f..ebf1c43 100755 --- a/README +++ b/README @@ -57,6 +57,31 @@ When neither --enable-mesh nor --enable-btpclient is specified, then this part is irrelevant and Embedded Linux library is not required. +Kernel Build Options (for Mesh) +=============================== + +The Mesh daemon uses kernel provided crypto utilities to perform security +functions required of Bluetooth Mesh. Many standard distributions currently +enable all required crypto features, but a few notable distributions do +not. + +If Mesh Cryptography is not working, the following configuration options +may need to be enabled, and the kernel rebuilt. + +1. A minimum of kernel version 4.9 or later is required + +2. The kernel must at a minimum have the following .config options turned on: + CONFIG_CRYPTO_USER + CONFIG_CRYPTO_USER_API + CONFIG_CRYPTO_USER_API_AEAD + CONFIG_CRYPTO_USER_API_HASH + + CONFIG_CRYPTO_AES + CONFIG_CRYPTO_CCM + CONFIG_CRYPTO_AEAD + CONFIG_CRYPTO_CMAC + + Configuration and options ========================= -- 2.7.4