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FMC DEL 1ns 4cha
Commit c2afefca authored by Federico Vaga's avatar Federico Vaga
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doc: update troubleshooting 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 485874c0
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doc/software/troubleshooting.rst
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...@@ -11,24 +11,21 @@ make modules_install misbehaves ...@@ -11,24 +11,21 @@ make modules_install misbehaves
The command ``sudo make modules_install`` may place the modules in the wrong The command ``sudo make modules_install`` may place the modules in the wrong
directory or fail with an error like::: directory or fail with an error like:::
make: \*\*\* /lib/modules/2.6.37+/build: No such file or directory. make: \*\*\* /lib/modules/3.10/build: No such file or directory.
This happens when you compiled by setting ``LINUX=`` and your This happens when you compiled by setting ``LINUX=`` and your
*sudo* is not propagating the environment to its child processes. *sudo* is not propagating the environment to its child processes.
In this case, you should run this command instead:: In this case, you should run this command instead::
sudo make modules_install LINUX=$LINUX sudo make modules_install LINUX=$LINUX
Version Mismatch Version Mismatch
================ ================
The *fdelay* library may report a version mismatch like this::: The *fdelay* library may report a version mismatch like this:::
spusa# ./lib/fmc-fdelay-board-time get spusa# ./tools/fmc-fdelay-board-time -d 0x5 get
fdelay_init: version mismatch, lib(1) != drv(2) Incompatible version driver-library
./lib/fmc-fdelay-board-time: fdelay_init(): Input/output error
This reports a difference in the way ZIO attributes are laid out, so user This reports a difference in the way ZIO attributes are laid out, so user
space may exchange wrong data in the ZIO control block, or may try to space may exchange wrong data in the ZIO control block, or may try to
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