AHDL Function Prototype (port name and order also apply to Verilog HDL)
The following AHDL function prototype is located in the AHDL Include File (.inc) Definitioncsdpram.inc in the <Intel® Quartus® Prime installation directory>\libraries\megafunctions directory.
FUNCTION csdpram (dataa[lpm_width-1..0], datab[lpm_width-1..0], addressa[lpm_widthad-1..0], addressb[lpm_widthad-1..0], wea, web, clock, clockx2) WITH (LPM_WIDTH, LPM_WIDTHAD, LPM_NUMWORDS) RETURNS (qa[(lpm_width) - (1)..0], qb[(lpm_width) - (1)..0], busy);