segmem.h

   1 /* $Id: segmem.h,v 1.3 1993/07/04 04:04:21 root Exp root $
   2  */
   3 /*
   4  * Copyright  Robert J. Amstadt, 1993
   5  */
   6 #ifndef SEGMEM_H
   7 #define SEGMEM_H
   8
   9 /*
  10  * Structure to hold info about each selector we create.
  11  */
  12
  13 struct segment_descriptor_s
  14 {
  15     void          *base_addr;   /* Pointer to segment in flat memory    */
  16     unsigned int   length;      /* Length of segment                    */
  17     unsigned int   flags;       /* Segment flags (see neexe.h and below)*/
  18     unsigned short selector;    /* Selector used to access this segment */
  19 };
  20
  21 /*
  22  * Additional flags
  23  */
  24 #define NE_SEGFLAGS_MALLOCED    0x00010000 /* Memory allocated with malloc() */
  25
  26 /*
  27  * Global memory flags
  28  */
  29 #define GLOBAL_FLAGS_MOVEABLE           0x0002
  30 #define GLOBAL_FLAGS_ZEROINIT           0x0040
  31 #define GLOBAL_FLAGS_CODE               0x00010000
  32 #define GLOBAL_FLAGS_EXECUTEONLY        0x00020000
  33 #define GLOBAL_FLAGS_READONLY           0x00020000
  34
  35 #endif /* SEGMEM_H */