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<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">Hi,</span></span><span class="jCAhz"><span
class="ryNqvb">
</span></span><span class="jCAhz ChMk0b"><span class="ryNqvb"><br>
</span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">For the purposes of an experiment, we want to
disable the data caches for an RTEMS SMP 5.3 running on
Zedboard (Xilinx Zynq7000 SoC, Dual-core Cortex-A9).</span></span><span
class="jCAhz"><span class="ryNqvb">
</span></span><span class="jCAhz ChMk0b"><span class="ryNqvb"><br>
</span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">We use the rtems_cache_disable_data()
function.</span></span><span class="jCAhz"><span
class="ryNqvb">
</span></span><span class="jCAhz ChMk0b"><span class="ryNqvb">Doing
this crashes the system (more precisely the system has an
unexpected and unpredictable behavior...).</span></span><span
class="jCAhz"><span class="ryNqvb"></span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">Are there any known issues (other than
performance...) with this operation, or configuration
commands to apply that enable this?</span></span><span
class="jCAhz"><span class="ryNqvb"></span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">Thank a lot</span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">Regards<br>
</span></span></span></p>
<p><span class="HwtZe" lang="en"><span class="jCAhz ChMk0b"><span
class="ryNqvb">Stéphane</span></span></span></p>
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