Arduino Due JTAG doesnt work :(

Ok so SWD works?
Also what is a CHEAP JTAG adapter that works. I was thinking the 25$ Clones like (http://www.ebay.com/itm/Mini-JLINK-V8-j-link-Multi-function-with-3JTAG-Cable-Support-Mini2440-S3C6410-/140842915680?pt=US_Radio_Control_Control_Line&hash=item20cae45760).

I am working with Keil uVision, Atmel Studio, and possibly some more.