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pciutils

    1: /*
    2:  *	The PCI Library -- Access to i386 I/O ports under Windows with CYGWIN
    3:  *
    4:  *	Copyright (c) 1997--2006 Martin Mares <mj@ucw.cz>
    5:  *
    6:  *	Can be freely distributed and used under the terms of the GNU GPL.
    7:  */
    8: 
    9: #include <sys/io.h>
   10: 
   11: static int
   12: intel_setup_io(struct pci_access *a UNUSED)
   13: {
   14:   return (iopl(3) < 0) ? 0 : 1;
   15: }
   16: 
   17: static inline int
   18: intel_cleanup_io(struct pci_access *a UNUSED)
   19: {
   20:   iopl(3);
   21:   return -1;
   22: }