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From 07/24/2019 to 08/22/2019
08/19/2019
- JC 02:00 PM Software Development: RE: Change data between ARM(Linux) - DSP (bare-metal)
- Check out TI's CMEM.
> Note that you will probably have to invalidate caches when using shared memory. The CMEM ti kernel module can be used to reserve a chunk of memory and handle caching from linux user space. http://processors.wik...
08/18/2019
- AP 11:54 AM Software Development: RE: Change data between ARM(Linux) - DSP (bare-metal)
- Hi,
I've leveraged TI's quickStartOMAPL1x_rCSL project and implemented the DSP side code sharing memory at SHARED_CPU_VARS_MEM 0x8001FC00 (sharedCpuVars.h).
At the ARM side I run Linux user space utility that mmaps this shared memory, ...