private boolean readParamStorage(DIEAggregate diea) {
		try {
			if (DataTypeComponent.usesZeroLengthComponent(type)) {
				program.getImportSummary().paramZeroLenDataType++;
				program.logWarningAt(dfunc.address, dfunc.name.getName(),
					"Zero-length function parameter: %s : %s".formatted(name.getName(),
						type.getName()));
				return false;
			}
			DWARFLocation paramLoc = diea.getLocation(DW_AT_location, dfunc.getEntryPc());
			if (paramLoc == null) {
				return false;
			}
			return readStorage(diea, paramLoc);
		}
		catch (IOException e) {
			diea.getProgram().getImportSummary().exprReadError++;
			return false;
		}
	}
If this is a static/global variable, stored at a ram address, return it's
ram address.

@return address of where this variable is stored, null if not ram address
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFVariable.java