Both versions could support flash programmer. We provide evaluate version for customer assess their using, you could apply it to try the function.
We never use the CodeWarrior TAP to flash big image. It's used for the bare board to get first image.
The flash time depends on the memory you are using, Its about 10-20 minutes to flash 60M into SD card when I use it. After program the image, the Tiny Linux is ready.
If the Tiny Linux is ready, using flex-installer will be recommended way.