[RTEMS Project] #4243: rtems_cache_coherent_allocate fallback is to return heap memory

RTEMS trac trac at rtems.org
Tue Feb 16 06:10:08 UTC 2021


#4243: rtems_cache_coherent_allocate fallback is to return heap memory
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 Reporter:  Chris Johns  |       Owner:  (none)
     Type:  defect       |      Status:  new
 Priority:  normal       |   Milestone:  6.1
Component:  lib          |     Version:  6
 Severity:  normal       |  Resolution:
 Keywords:               |  Blocked By:
 Blocking:               |
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Comment (by Sebastian Huber):

 The fall back is correct for systems in which all memory is cache coherent
 also for DMA. This is the case for all modern PowerPC systems. It is the
 responsibility of the BSP to provide a cache coherent memory pool if it is
 needed.

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Ticket URL: <http://devel.rtems.org/ticket/4243#comment:2>
RTEMS Project <http://www.rtems.org/>
RTEMS Project


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