text: //
  // tss.h
  //
  // Task state segment
  //
  // Copyright (C) 2002 Michael Ringgaard. All rights reserved.
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions
  // are met:
  // 
  // 1. Redistributions of source code must retain the above copyright 
  //    notice, this list of conditions and the following disclaimer.  
  // 2. Redistributions in binary form must reproduce the above copyright
  //    notice, this list of conditions and the following disclaimer in the
  //    documentation and/or other materials provided with the distribution.  
  // 3. Neither the name of the project nor the names of its contributors
  //    may be used to endorse or promote products derived from this software
  //    without specific prior written permission. 
  // 
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  // ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  // OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  // OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
  // SUCH DAMAGE.
  // 
  
  #ifndef TSS_H
  #define TSS_H
  
  struct tss {
    unsigned long link;
    unsigned long esp0, ss0;
    unsigned long esp1, ss1;
    unsigned long esp2, ss2;
    unsigned long cr3;
    unsigned long eip;
    unsigned long eflags;
    unsigned long eax, ecx, edx, ebx, esp, ebp;
    unsigned long esi, edi;
    unsigned long es, cs, ss, ds, fs, gs;
    unsigned long ldt;
    unsigned long iomap;
  };
  
  #endif
  