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IMura's avatar
IMura
Icon for Occasional Contributor rankOccasional Contributor
6 years ago

Generic Serial Flash Interface : writing to EPCQ bigger than 256MB problem

I am trying to write to an EPCQL512 using the Generic Serial Flash Interface that I instantiated in my Arria 10 HPS. The problem is the Generic Serial Flash Interface creates the avl_mem and avl_csr,...
YuanLi_S_Intel's avatar
YuanLi_S_Intel
Icon for Regular Contributor rankRegular Contributor
6 years ago

HI Izami,

The TCL command to write data 0xABCDEF to address of 0x536870912 is:

master_write_32 $mp 0x00ABCDEF 0x536870912

Another thing i noticed is that the address. EPCQ-L is using 4 byte addressing. Thus, you cannot write to 0x536870912. You need to write to 0x0 then the subsequent address is 0x4 and so on.

Thank You.