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/*

 * ldt.h

 *

 * Definitions of structures used with the modify_ldt system call.

 */

#ifndef _LINUX_LDT_H

#define _LINUX_LDT_H

/* Maximum number of LDT entries supported. */

#define LDT_ENTRIES     8192

/* The size of each LDT entry. */

#define LDT_ENTRY_SIZE  8

#ifndef __ASSEMBLY__

/* Note on 64bit base and limit is ignored and you cannot set

   DS/ES/CS not to the default values if you still want to do syscalls. This

   call is more for 32bit mode therefore. */

struct modify_ldt_ldt_s {

        unsigned int  entry_number;

        unsigned int  base_addr;

        unsigned int  limit;

        unsigned int  seg_32bit:1;

        unsigned int  contents:2;

        unsigned int  read_exec_only:1;

        unsigned int  limit_in_pages:1;

        unsigned int  seg_not_present:1;

        unsigned int  useable:1;

        unsigned int  lm:1;

};

#define MODIFY_LDT_CONTENTS_DATA        0

#define MODIFY_LDT_CONTENTS_STACK       1

#define MODIFY_LDT_CONTENTS_CODE        2

#endif /* !__ASSEMBLY__ */

#endif