You should click "File" >"New" > "Project".

A pop up "New Project" will appear.

Click "Xilinx" > "Application Project".

A new pop up "New Project Application Project" will appear.

You should set the value of parameters as in the image below.

After this clik "Finish".

A new pop-up "New Project Templates" will appear.

In this case select "Empty Apllication" under "Available Templates".

Click "Finish".

A new "Application Project" named "demo" will be created in the "Project Explorer".

Now you should click "Project" > "Properties". A pop-up "Properties for demo" will appear. Now you should select "Project References".

Now you should assure that "reference-TE0300_hw_platform" and "standalon_bsp_0" are both checked; if their box are not already checked, you should check them now;

Now the contents of "Project Explorer" should be this one below.

Now you should copy the contents of the original demo (all .c and .h files from "TE0xxx-Reference-Designs\reference-TE0xxx\SDK\SDK_Workspace\demo\src" already moved in the temporary folder "C:\demo_src_TE") inside the folder "C:\XilinxProject\reference-TE0xxx\SDK\SDK_Workspace\demo\scr" as already do in the figure below.

You should select (left click) "demo" folder in "Project Explorer".

You should click "Xilinx Tools" and then click "Generate linker script".

A pop-up "Generate a linker script" will appear; you should click "Generate";

The pop-up will close and "lscript.ld" file will be (re)written in "src" subfolder of "demo".

After this, you should wait that building (compile and linking) procedure ends; "Finished Building: demo.elf.elfcheck" should appear in Console C-build [demo].