Am Dienstag, dem 02.07.2024 um 22:41 -0700 schrieb Daniel Schultz:
> From: Benjamin Hahn <b.h...@phytec.de>
>
> The env scripts for loading and applying overlays are identical for
> many
> PHYTEC Boards. Create a common env that can be included.
>
> The env variables bootenv_addr and fdto_addr are board specific and
> need
> to be set in the board specific file. The env variable get_cmd also
> needs to be set in board specific files and can be set to tftp or
> dhcp.
>
> Signed-off-by: Benjamin Hahn <b.h...@phytec.de>
> Signed-off-by: Daniel Schultz <d.schu...@phytec.de>
Reviewed-by: Teresa Remmet <t.rem...@phytec.de>
> ---
> include/env/phytec/overlays.env | 37
> +++++++++++++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 include/env/phytec/overlays.env
>
> diff --git a/include/env/phytec/overlays.env
> b/include/env/phytec/overlays.env
> new file mode 100644
> index 00000000000..febb991f4f5
> --- /dev/null
> +++ b/include/env/phytec/overlays.env
> @@ -0,0 +1,37 @@
> +/* SPDX-License-Identifier: GPL-2.0-or-later */
> +/*
> + * Copyright (C) 2024 PHYTEC Messtechnik GmbH
> + * Author: Benjamin Hahn <b.h...@phytec.de>
> + */
> +
> +/* Logic to load and apply overlays. Load overlays from bootenv.txt
> into
> + * environment and apply those overlays.
> + * The variables bootenv_addr and fdto_addr are board specific. */
> +
> +bootenv=bootenv.txt
> +mmc_load_bootenv=load mmc ${mmcdev}:${mmcpart} ${bootenv_addr}
> ${bootenv}
> +mmc_load_overlay=load mmc ${mmcdev}:${mmcpart} ${fdto_addr}
> ${overlay}
> +mmc_apply_overlays=
> + fdt address ${fdt_addr};
> + if test ${no_overlays} = 0; then
> + for overlay in ${overlays};
> + do;
> + if run mmc_load_overlay; then
> + fdt resize ${filesize};
> + fdt apply ${fdto_addr};
> + fi;
> + done;
> + fi;
> +net_load_bootenv=${get_cmd} ${bootenv_addr} ${bootenv}
> +net_load_overlay=${get_cmd} ${fdto_addr} ${overlay}
> +net_apply_overlays=
> + fdt address ${fdt_addr};
> + if test ${no_overlays} = 0; then
> + for overlay in ${overlays};
> + do;
> + if run net_load_overlay; then
> + fdt resize ${filesize};
> + fdt apply ${fdto_addr};
> + fi;
> + done;
> + fi;
--
PHYTEC Messtechnik GmbH | Barcelona-Allee 1 | 55129 Mainz, Germany
Geschäftsführer: Dipl.-Ing. Michael Mitezki, Dipl.-Ing. Bodo Huber,
Dipl.-Ing. (FH) Markus Lickes | Handelsregister Mainz HRB 4656 |
Finanzamt Mainz | St.Nr. 266500608, DE 149059855
