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) Definitionaltserial_flash_loader.inc in the <Quartus® Prime installation directory>\libraries\megafunctions directory.
FUNCTION altserial_flash_loader ( sdoin, asmi_access_granted, dclkin, scein, noe ) WITH ( enable_shared_access ) RETURNS ( asmi_access_request, data0out );