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d3a337a592
* updated SNAND/SNFI driver brings support for MT7981 * add support for MediaTek NAND Memory bad Block Management (NMBM) (not used for any boards atm, but could be useful in future) * wire up NMBM support for MT7622, MT7629, MT7981 and MT7986 * replace some local patches with updated version from SDK * bring some legacy precompiler symbols which haven't been converted into Kconfig symbols in U-Boot 2022.07, remove when bumbping to U-Boot 2022.10: 100-28-include-configs-mt7986-h-from-SDK.patch Source: https://github.com/mtk-openwrt/u-boot Signed-off-by: Daniel Golle <daniel@makrotopia.org>
73 lines
2.0 KiB
Diff
73 lines
2.0 KiB
Diff
From fc0c70a7c6a088072d0c77e5a59d5e9b7754c6db Mon Sep 17 00:00:00 2001
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From: Weijie Gao <weijie.gao@mediatek.com>
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Date: Mon, 25 Jul 2022 17:01:20 +0800
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Subject: [PATCH 61/71] env: ubi: add support to create environment volume if
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it does not exist
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Add an option to allow environment volume being auto created if not exist.
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Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
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---
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env/Kconfig | 6 ++++++
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env/ubi.c | 20 ++++++++++++++++++++
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2 files changed, 26 insertions(+)
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--- a/env/Kconfig
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+++ b/env/Kconfig
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@@ -647,6 +647,12 @@ config ENV_UBI_VOLUME_REDUND
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help
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Name of the redundant volume that you want to store the environment in.
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+config ENV_UBI_VOLUME_CREATE
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+ bool "Create UBI volume if not exist"
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+ depends on ENV_IS_IN_UBI
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+ help
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+ Create the UBI volume if it does not exist.
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+
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config ENV_UBI_VID_OFFSET
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int "ubi environment VID offset"
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depends on ENV_IS_IN_UBI
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--- a/env/ubi.c
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+++ b/env/ubi.c
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@@ -100,6 +100,18 @@ static int env_ubi_save(void)
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#endif /* CONFIG_SYS_REDUNDAND_ENVIRONMENT */
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#endif /* CONFIG_CMD_SAVEENV */
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+int __weak env_ubi_volume_create(const char *volume)
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+{
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+ struct ubi_volume *vol;
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+
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+ vol = ubi_find_volume((char *)volume);
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+ if (vol)
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+ return 0;
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+
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+ return ubi_create_vol((char *)volume, CONFIG_ENV_SIZE, true,
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+ UBI_VOL_NUM_AUTO, false);
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+}
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+
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#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
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static int env_ubi_load(void)
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{
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@@ -129,6 +141,11 @@ static int env_ubi_load(void)
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return -EIO;
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}
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+ if (IS_ENABLED(CONFIG_ENV_UBI_VOLUME_CREATE)) {
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+ env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME);
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+ env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME_REDUND);
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+ }
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+
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read1_fail = ubi_volume_read(CONFIG_ENV_UBI_VOLUME, (void *)tmp_env1,
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CONFIG_ENV_SIZE);
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if (read1_fail)
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@@ -166,6 +183,9 @@ static int env_ubi_load(void)
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return -EIO;
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}
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+ if (IS_ENABLED(CONFIG_ENV_UBI_VOLUME_CREATE))
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+ env_ubi_volume_create(CONFIG_ENV_UBI_VOLUME);
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+
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if (ubi_volume_read(CONFIG_ENV_UBI_VOLUME, buf, CONFIG_ENV_SIZE)) {
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printf("\n** Unable to read env from %s:%s **\n",
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CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME);
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