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Diffstat (limited to 'host/docs/usrp_x4xx.dox')
| -rw-r--r-- | host/docs/usrp_x4xx.dox | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/host/docs/usrp_x4xx.dox b/host/docs/usrp_x4xx.dox index 8078734c5..23a560d7d 100644 --- a/host/docs/usrp_x4xx.dox +++ b/host/docs/usrp_x4xx.dox @@ -539,11 +539,22 @@ Otherwise, let the boot continue as normal. <b>Caution! Updating the motherboard CPLD has the potential to brick your device if done improperly.</b> +After updating the filesystem, you may have to update your motherboard CPLD. If +you forget to update the CPLD, MPM will fail to fully initialize and emit a +warning. This is not critical, and the CPLD update can be performed later by +following these same steps, but the device will not be usable until then. + +Even though the CPLD may not require updating, it is recommended to always run +these steps for a consistent update procedure. + You can update the motherboard (MB) CPLD by running the following command on the X410: x4xx_update_cpld --file=<path to cpld-x410.rpd> +Note: Old filesystems may not contain this command. If you are performing a +mender update, simply run these commands after the update. + Filesystems will usually contain a compatible `cpld-x410.rpd` file at `/lib/firmware/ni/cpld-x410.rpd`. If you're installing a new filesystem via mender, you may have to mount the new filesystem (before you boot into it) in |