Add some new bit definitions of Structured Extended Feature Flags Enumeration
Leaf from the document (Intel 64 and IA-32 Architectures Software Developer's
Manual).
Remove superfluous Pp.
Fix some more CERROR inversions
Style change.
Make copyinstr/copyoutstr return EFAULT for special NULL "user"
address.
Ok pooka@.
New testcase which checks that rump copyin/copyout/copyinstr/copyoutstr
version return EFAULT for special NULL "user" address.
ok pooka@.
Simplify to new ___start() signature.
Seems to fix PR port-m68k/48076.
Use jbsr and add END(__start)
Remove white-spaces, null-line and new-line.
As for the console of ns16750, comintr() may be called before comopen().
If sc_lcr is not initialized at this time, console will be in an ugly state.
Add COM_16750 to opt_com.h.