HDL Code Generation 2D-matrices

I have a question to ask, my input is 4 images mixed 4x200000 matrix and a 4x4 matrix, to do matrix multiplication. It told me "HDL Code generation does not support 2D-matrices as function inputs." How can I change it?

Respuestas (1)

Tim McBrayer
Tim McBrayer el 30 de En. de 2018

0 votos

The only current way to do this is by implementing your own matrix multiplication. You will need 200000 * 4 * 4 = 3200000 multiplications to compute this matrix product, so I would not suggest a fully parallel approach. You could use the HDL multiply-accumulate block or the dot product block to compute each output value, and implement selection logic to feed the single-pixel compute core the correct set of vector inputs from your data source.

4 comentarios

Walter Roberson
Walter Roberson el 30 de En. de 2018
... however before that I think the user is going to have to serialize the inputs, because there is no way an FPGA is going to have that many input pins.
Yu Chen
Yu Chen el 23 de Feb. de 2018
Sorry, I probably have this concept, but in this part should I change from code or do I have to call a converter out?
Walter Roberson
Walter Roberson el 23 de Feb. de 2018
Is your code written in MATLAB, or are you using Simulink? If you are using Simulink then there are blocks you can call to serialize and deserialize; in particular there is the Vision HDL blocks .
Yu Chen
Yu Chen el 26 de Feb. de 2018
Editada: Yu Chen el 26 de Feb. de 2018
My code is written in Matlab,can I not use blocks? Because I do not quite understand that teaching website, its block image is very vague.Currently I am having problems in this section, "set target interface".

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el 30 de En. de 2018

Editada:

el 26 de Feb. de 2018

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