RTEMS | cpukit: Create DHRL Library for DRAM Latency Mitigation (!1193)

Gedare Bloom (@gedare) gitlab at rtems.org
Fri May 22 15:20:39 UTC 2026




Gedare Bloom started a new discussion on cpukit/include/rtems/dhrl.h: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1193#note_150847

 > + * cache invalidations. It should be called during system initialization.
 > + */
 > +rtems_status_code rtems_dhrl_init(
 > +  rtems_dhrl_config  *config,
 > +  uint32_t            core_a,
 > +  uint32_t            core_b,
 > +  rtems_task_priority priority
 > +);
 > +
 > +/**
 > + * @ingroup DHRL
 > + *
 > + * @brief Execute the DHRL main engine loop.
 > + *
 > + * This function traps the calling thread in an infinite loop that orchestrates
 > + * the hedged read execution. It relies on the @a signal_routine and 

there is no signal_routine argument here

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/1193#note_150847
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