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A question about IPC

     

         Hi,all ,I tried to use core 0 to sending a ipc interupt to core 1,then  core 1 send a ipc interupt back to core 0 after receiving the ipc interrupt from core 0 .i use  CSL_IPC_genGEMInterrupt(1,0) ( for  core 0) and CSL_IPC_IsGEMInterrupt Ackset(1,0)  (for core 1)to do this ,and I found that if I do DDR_init() , core 1 can’t receive the ipc interrupt from  core 0 , I also tried to import  evmc6678l.gel  to do all the initional instead of using DDR_init(),which happened too.i also tried not to do DDR_init() before sending a ipc interrupt ,and I found the core 1 can receive the interrupt from core 0 . I don’t know why this happened , could you give me some suggestions?

        And  can I get  a ipc hardware datasheet since I can’t  find it in the website?