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[185.136.64.228]) by gmr-mx.google.com with ESMTPS id 3f1490d57ef6-e9519f6b8d1si105842276.4.2025.08.22.01.47.02 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 22 Aug 2025 01:47:02 -0700 (PDT) Received-SPF: pass (google.com: domain of fm-1324425-20250822084701b10a5b83ddccd1eaa1-kbmxz8@rts-flowmailer.siemens.com designates 185.136.64.228 as permitted sender) client-ip=185.136.64.228; Received: by mta-64-228.siemens.flowmailer.net with ESMTPSA id 20250822084701b10a5b83ddccd1eaa1 for ; Fri, 22 Aug 2025 10:47:01 +0200 X-Patchwork-Original-From: "srinuvasan.a via isar-users" From: "srinuvasan.a" To: isar-users@googlegroups.com Cc: Srinuvasan A Subject: [PATCH] docs(user_manual): add machine kernel support section Date: Fri, 22 Aug 2025 14:19:25 +0530 Message-Id: <20250822084925.3601608-1-srinuvasan.a@siemens.com> MIME-Version: 1.0 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-1324425:519-21489:flowmailer X-Original-Sender: srinuvasan.a@siemens.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@siemens.com header.s=fm2 header.b=hD9VgMCQ; spf=pass (google.com: domain of fm-1324425-20250822084701b10a5b83ddccd1eaa1-kbmxz8@rts-flowmailer.siemens.com designates 185.136.64.228 as permitted sender) smtp.mailfrom=fm-1324425-20250822084701b10a5b83ddccd1eaa1-kbMxz8@rts-flowmailer.siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: srinuvasan.a@siemens.com Reply-To: srinuvasan.a@siemens.com Precedence: list Mailing-list: list isar-users@googlegroups.com; contact isar-users+owners@googlegroups.com List-ID: X-Spam-Checked-In-Group: isar-users@googlegroups.com X-Google-Group-Id: 914930254986 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Status: No, score=-4.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,RCVD_IN_RP_CERTIFIED, RCVD_IN_RP_RNBL,RCVD_IN_RP_SAFE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= From: Srinuvasan A Update the per-kernel modules build section. Document that setting `KERNEL_NAMES` is sufficient to build modules for multiple supported kernels. Signed-off-by: Srinuvasan A --- doc/user_manual.md | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/doc/user_manual.md b/doc/user_manual.md index a9348d26..2a9aca42 100644 --- a/doc/user_manual.md +++ b/doc/user_manual.md @@ -601,6 +601,21 @@ To add new machine user should perform the following steps: --- +### Kernel Support + +A machine can be configured to support a specific kernel recipe by setting the `KERNEL_NAME` variable, and may be configured to support multiple kernelsby using the `KERNEL_NAMES` variable in addition. The latter is optional, and also enables generating packages like external kernel modules for all specified kernel variants. + +For example, in your machine configuration: + +```bitbake +KERNEL_NAME = "armmp" +KERNEL_NAMES = "armmp mainline" +``` + +When `KERNEL_NAMES` is set, recipes inheriting the `per-kernel` class will generate variants for each listed kernel. Installation of each must be explicitly handled in the image. + +--- + ## Add a New Image Image in Isar contains the following artifacts: