yosys/techlibs/analogdevices/brams.txt

ifdef IS_T16FFC {
	ram block $__ANALOGDEVICES_BLOCKRAM_FULL_ {
		option "ERR" "ECC" {
			style "ECC";
			option "SIZE" "2048x32" {
				abits 11;
				width 32;
				byte 32;
				option "MODE" "TDP" cost 2501;
				option "MODE" "SDP" cost 2401;
			}
		}
		option "ERR" "BP" {
			style "BP";
			option "SIZE" "2048x36" {
				abits 11;
				width 36;
				byte 9;
				option "MODE" "TDP" cost 2504;
				option "MODE" "SDP" cost 2404;
			}
		}
		option "ERR" "NONE" {
			option "SIZE" "8192x05" {
				abits 13;
				width 5;
				byte 1;
				option "MODE" "TDP" cost 2505;
				option "MODE" "SDP" cost 2405;
			}
			option "SIZE" "4096x09" {
				abits 12;
				width 9;
				byte 1;
				option "MODE" "TDP" cost 2509;
				option "MODE" "SDP" cost 2409;
			}
			option "SIZE" "4096x10" {
				abits 12;
				width 10;
				byte 1;
				option "MODE" "TDP" forbid;
				option "MODE" "SDP" cost 2410;
			}
			option "SIZE" "2048x40" {
				abits 11;
				width 40;
				byte 8;
				option "MODE" "TDP" cost 2505;
				option "MODE" "SDP" cost 2405;
			}
		}

		# supports any initialization value, but need to export memory files
		init any;

		option "MODE" "TDP" {
			port srsw "A" {
				clock anyedge;
				clken;
				rdwr no_change;
			}
			port srsw "B" {
				clock anyedge;
				clken;
				rdwr no_change;
			}
		}
		option "MODE" "SDP" {
			port sw "A" {
				clock anyedge;
				clken;
			}
			port sr "B" {
				clock anyedge;
				clken;
			}
		}
	}
}

ram block $__ANALOGDEVICES_BLOCKRAM_HALF_ {
	option "ERR" "ECC" {
		style "ECC";
		option "SIZE" "1024x32" {
			abits 10;
			width 32;
			byte 32;
			option "MODE" "SDP" cost 2401;
			option "MODE" "SP" cost 2301;
		}
	}
	option "ERR" "BP" {
		style "BP";
		option "SIZE" "1024x36" {
			abits 10;
			width 36;
			byte 9;
			option "MODE" "SDP" cost 2404;
			option "MODE" "SP" cost 2304;
		}
	}
	option "ERR" "NONE" {
		option "SIZE" "4096x05" {
			abits 12;
			width 5;
			byte 1;
			option "MODE" "SDP" cost 2405;
			option "MODE" "SP" cost 2305;
		}
		option "SIZE" "2048x09" {
			abits 11;
			width 9;
			byte 1;
			option "MODE" "SDP" cost 2409;
			option "MODE" "SP" cost 2309;
		}
		option "SIZE" "2048x10" {
			abits 11;
			width 10;
			byte 1;
			option "MODE" "SDP" cost 2410;
			option "MODE" "SP" cost 2310;
		}
		option "SIZE" "1024x40" {
			abits 10;
			width 40;
			byte 8;
			option "MODE" "SDP" cost 2405;
			option "MODE" "SP" cost 2305;
		}
	}

	option "MODE" "SDP" {
		ifdef IS_T16FFC forbid;
		port sw "A" {
			clock anyedge;
			clken;
		}
		port sr "B" {
			clock anyedge;
			clken;
		}
	}
	option "MODE" "SP" {
		ifdef IS_T40LP forbid;
		port srsw "A" {
			clock anyedge;
			clken;
			rdwr no_change;
		}
	}
}

ifdef IS_T40LP {
	ram block $__ANALOGDEVICES_BLOCKRAM_QUARTER_ {
		option "ERR" "BP" {
			style "BP";
			option "SIZE" "512x18" {
				abits 9;
				width 18;
				byte 9;
				option "MODE" "SP" cost 2202;
			}
		}
		option "ERR" "NONE" {
			option "SIZE" "2048x05" {
				abits 11;
				width 5;
				byte 1;
				option "MODE" "SP" cost 2205;
			}
			option "SIZE" "1024x09" {
				abits 10;
				width 9;
				byte 1;
				option "MODE" "SP" cost 2209;
			}
		}
		option "MODE" "SP" {
			port srsw "A" {
				clock anyedge;
				clken;
				rdwr no_change;
			}
		}
	}
}