I think c51 sould work on all the platefrom available in the world but i need Expert advice.
For command line applications it would be good, but not GUI applications.
Gnome Shell, now version 3.2, is really cool and modern desktop. Fedora works better and snappier with it than Ubuntu IMO. I hope keil will soon come to Linux.
I hope keil will soon come to Linux.
Products with a sales volume of Keils size rarely, if ever, are availble for multiple platforms.
Erik
You still haven't made it clear whether you want Linux as a Host platform, or a Target platform.
You have no chance of Linux on an 8051.
If Linux as a Host platform is such a big deal for you, why not see: www.arm.com/.../index.php