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charset="UTF-8" Content-ID: <75F5653B00E5E14FA0F2F1BA2AB28B06@EURPRD10.PROD.OUTLOOK.COM> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: siemens.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AS2PR10MB6823.EURPRD10.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: 6d3267ab-b224-4960-2993-08dd75f2c1ac X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Apr 2025 16:39:24.7838 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 38ae3bcd-9579-4fd4-adda-b42e1495d55a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Hr64aX7/zG2vHQl0o6JoVkIbf446qO0jvvfuLZ0Rj8fXJ4InFMndeXb0k6PA/Tev83vlKyOvj5nQKk6PJrJtgySIBLVaytkklXgT1qqxd84= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR10MB7955 X-Original-Sender: felix.moessbauer@siemens.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@siemens.com header.s=selector2 header.b=BbAlPjqf; arc=pass (i=1 spf=pass spfdomain=siemens.com dkim=pass dkdomain=siemens.com dmarc=pass fromdomain=siemens.com); spf=pass (google.com: domain of felix.moessbauer@siemens.com designates 2a01:111:f403:c200::4 as permitted sender) smtp.mailfrom=felix.moessbauer@siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: "MOESSBAUER, Felix" Reply-To: "MOESSBAUER, Felix" 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-TUID: 93CR18ucNaLN On Mon, 2025-04-07 at 16:47 +0200, Natalia Tasci wrote: > Tested with Raspbian Linux 12, baud rate of 115200 bps, 500 lines > kernel > log. I thought about this as well. We should also consider switching the RPi4b target over to EFI, as done here: https://github.com/siemens/mtda/commit/37b0349f59b1c608727907c771f047fb7200= 3fa8 By that, things like the kernel cmdline can be done by the imager and no longer need to come from bsp packages. This would also easily enable the use of mount-by-uuid to support USB boot and SD boot at the same time. Felix >=20 > Signed-off-by: Natalia Tasci > --- > =C2=A0meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt | 6 ++++++ > =C2=A01 file changed, 6 insertions(+) >=20 > diff --git a/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt > b/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt > index 417d53f1..6d742f27 100644 > --- a/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt > +++ b/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt > @@ -1,5 +1,11 @@ > =C2=A0[pi3] > =C2=A0# Restore UART0/ttyAMA0 over GPIOs 14 & 15 > +# On RPi 3, using mini UART for serial console is unstable. > +# 1/3 boots produce garbage and doesn't reach login > =C2=A0dtoverlay=3Dminiuart-bt > =C2=A0 > +[pi4] > +# Enable mini UART (UART1/ttyS0) for serial console for RPi 4 > +enable_uart=3D1 > + > =C2=A0[all] > --=20 > 2.39.5 --=20 Siemens AG Linux Expert Center Friedrich-Ludwig-Bauer-Str. 3 85748 Garching, Germany --=20 You received this message because you are subscribed to the Google Groups "= isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to isar-users+unsubscribe@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/isar-users/= 55ff99d858cb8d8db441151ff27f1e7944691698.camel%40siemens.com.