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author | ToshikazuOhiwa <toshikazu_ohiwa@mail.toyota.co.jp> | 2020-03-30 09:24:26 +0900 |
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committer | ToshikazuOhiwa <toshikazu_ohiwa@mail.toyota.co.jp> | 2020-03-30 09:24:26 +0900 |
commit | 5b80bfd7bffd4c20d80b7c70a7130529e9a755dd (patch) | |
tree | b4bb18dcd1487dbf1ea8127e5671b7bb2eded033 /bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config | |
parent | 706ad73eb02caf8532deaf5d38995bd258725cb8 (diff) |
agl-basesystem
Diffstat (limited to 'bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config')
-rw-r--r-- | bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config b/bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config new file mode 100644 index 00000000..a9e724e4 --- /dev/null +++ b/bsp/meta-freescale-3rdparty/recipes-bsp/u-boot/u-boot-toradex-fw-utils/mx6/fw_env.config @@ -0,0 +1,17 @@ +# Configuration file for fw_(printenv/setenv) utility. +# Up to two entries are valid, in this case the redundant +# environment sector is assumed present. +# Device offset must be prefixed with 0x to be parsed as a hexadecimal value. +# On a block device a negative offset is treated as a backwards offset from the +# end of the device/partition, rather than a forwards offset from the start. + +# Colibri iMX6/Apalis iMX6 +# U-Boot environment is stored at the end of the first eMMC boot partition +# hence use a negative value. The environment is just in front of the config +# block which occupies the last sector (hence -0x200) +# Note that /dev/mmcblk0boot0 by default is read only +# To use fw_setenv you have to first make it writeable, on the cmdline e.g. by +# $ echo 0 > /sys/block/mmcblk0boot0/force_ro + +# Block device name Device offset Env. size +/dev/mmcblk0boot0 -0x2200 0x2000 |