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84303dc371
Rename existing environment variables according to the bootstd doc. Renamed variables are fdto_addr, bootenv_addr, fdt_addr. Signed-off-by: Benjamin Hahn <B.Hahn@phytec.de> Signed-off-by: Daniel Schultz <d.schultz@phytec.de> Reviewed-by: Wadim Egorov <w.egorov@phytec.de>
38 lines
1.1 KiB
Bash
38 lines
1.1 KiB
Bash
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2024 PHYTEC Messtechnik GmbH
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* Author: Benjamin Hahn <b.hahn@phytec.de>
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*/
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/* Logic to load and apply overlays. Load overlays from bootenv.txt into
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* environment and apply those overlays.
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* The variables bootenv_addr_r and fdtoverlay_addr_r are board specific.
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* get_cmd can be either tftp or dhcp. */
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bootenv=bootenv.txt
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mmc_load_bootenv=load mmc ${mmcdev}:${mmcpart} ${bootenv_addr_r} ${bootenv}
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mmc_load_overlay=load mmc ${mmcdev}:${mmcpart} ${fdtoverlay_addr_r} ${overlay}
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mmc_apply_overlays=
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fdt address ${fdt_addr_r};
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if test ${no_overlays} = 0; then
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for overlay in ${overlays};
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do;
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if run mmc_load_overlay; then
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fdt resize ${filesize};
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fdt apply ${fdtoverlay_addr_r};
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fi;
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done;
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fi;
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net_load_bootenv=${get_cmd} ${bootenv_addr_r} ${bootenv}
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net_load_overlay=${get_cmd} ${fdtoverlay_addr_r} ${overlay}
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net_apply_overlays=
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fdt address ${fdt_addr_r};
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if test ${no_overlays} = 0; then
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for overlay in ${overlays};
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do;
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if run net_load_overlay; then
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fdt resize ${filesize};
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fdt apply ${fdtoverlay_addr_r};
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fi;
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done;
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fi;
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