fix mor1kx defines
cappuccino: change icache set width and add I/DMMU feature
change toolchain to or1k-elf
or1200-mmu: define DO_DMMU_TESTS

and protect stuff when DO_DMMU_TESTS or DO_IMMU_TESTS
are not defined
or1k-systemcall: add test case with syscall followed by jump
or1k-tickloop: stop the timer when the test is finished

otherwise the timer exception might have time to
happen one time before the exit code has been executed
or1k-ticksyscall: increase tick interval
or1k-timer: increase tick interval
or1k-shortjump: increase tick interval
Merge pull request #3 from skristiansson/master

Many good fixes from stekern