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Adventurer
Adventurer
4,816 Views
Registered: ‎07-02-2014

Communication between two ARM cores in Zedboard using shared memory

Hai everyone,

 

i want to  send data from one ARM core in zedboard to another ARM core in the same. I understood that for this shared memory can be used. but i cant able to understand how to use, can anyone kindly help me regarding this??

 

thanks in advance

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Adventurer
Adventurer
4,793 Views
Registered: ‎11-05-2014

XAPP1079 describes baremetal on CPU0 talking to baremetal on CPU1 over shared memory.

http://www.wiki.xilinx.com/XAPP1079+Latest+Information

 

UG1186 describes linux on CPU0 talking to baremetal on CPU1 also over shared memory, but via remoteproc/rpmsg drivers.  It's a lot more complicated.

http://www.xilinx.com/support/documentation/sw_manuals/xilinx2016_2/ug1186-zynq-openamp-gsg.pdf

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Xilinx Employee
Xilinx Employee
4,784 Views
Registered: ‎08-01-2008

check these links
http://xillybus.com/tutorials/device-tree-zynq-1
http://zedboard.org/content/how-communicate-ddr-memory-locations-zedboard
http://zedboard.org/content/shared-memory-openamp-configuration
Thanks and Regards
Balkrishan
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