Invert 2 bits in 32 bits of data

SystemVerilog
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1

How to flip 2 bits in every 32 its of data in 128 bits of data
ex: a1db —> a1d8 only lower 2 bits are toggled in 32 bits of data. can you please let me know the equation how it is done.

2

In reply to srikanth.verification:

XOR will flip a bit.

data ^= {4{32'h0000_0003}};

But I’m guessing there is more to your question that you have not explained.