segments.h (22975) | segments.h (25164) |
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1/*- 2 * Copyright (c) 1989, 1990 William F. Jolitz 3 * Copyright (c) 1990 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * William Jolitz. 8 * --- 21 unchanged lines hidden (view full) --- 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * from: @(#)segments.h 7.1 (Berkeley) 5/9/91 | 1/*- 2 * Copyright (c) 1989, 1990 William F. Jolitz 3 * Copyright (c) 1990 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * William Jolitz. 8 * --- 21 unchanged lines hidden (view full) --- 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * from: @(#)segments.h 7.1 (Berkeley) 5/9/91 |
38 * $Id$ | 38 * $Id: segments.h,v 1.13 1997/02/22 09:35:09 peter Exp $ |
39 */ 40 41#ifndef _MACHINE_SEGMENTS_H_ 42#define _MACHINE_SEGMENTS_H_ 43 44/* 45 * 386 Segmentation Data Structures and definitions 46 * William F. Jolitz (william@ernie.berkeley.edu) 6/20/1989 --- 182 unchanged lines hidden (view full) --- 229/* separate stack, es,fs,gs sels ? */ 230/* #define LPOSIXCALLS_SEL 5*/ /* notyet */ 231#define LBSDICALLS_SEL 16 /* BSDI system call gate */ 232#define NLDT (LBSDICALLS_SEL + 1) 233 234#ifdef KERNEL 235extern int currentldt; 236extern int _default_ldt; | 39 */ 40 41#ifndef _MACHINE_SEGMENTS_H_ 42#define _MACHINE_SEGMENTS_H_ 43 44/* 45 * 386 Segmentation Data Structures and definitions 46 * William F. Jolitz (william@ernie.berkeley.edu) 6/20/1989 --- 182 unchanged lines hidden (view full) --- 229/* separate stack, es,fs,gs sels ? */ 230/* #define LPOSIXCALLS_SEL 5*/ /* notyet */ 231#define LBSDICALLS_SEL 16 /* BSDI system call gate */ 232#define NLDT (LBSDICALLS_SEL + 1) 233 234#ifdef KERNEL 235extern int currentldt; 236extern int _default_ldt; |
237extern union descriptor gdt[NGDT]; | 237extern union descriptor gdt[]; |
238extern struct soft_segment_descriptor gdt_segs[]; 239extern struct gate_descriptor idt[NIDT]; 240extern union descriptor ldt[NLDT]; 241 242void lgdt __P((struct region_descriptor *rdp)); 243void lidt __P((struct region_descriptor *rdp)); 244void lldt __P((u_short sel)); 245void sdtossd __P((struct segment_descriptor *sdp, 246 struct soft_segment_descriptor *ssdp)); 247void ssdtosd __P((struct soft_segment_descriptor *ssdp, 248 struct segment_descriptor *sdp)); 249#endif /* KERNEL */ 250 251#endif /* !_MACHINE_SEGMENTS_H_ */ | 238extern struct soft_segment_descriptor gdt_segs[]; 239extern struct gate_descriptor idt[NIDT]; 240extern union descriptor ldt[NLDT]; 241 242void lgdt __P((struct region_descriptor *rdp)); 243void lidt __P((struct region_descriptor *rdp)); 244void lldt __P((u_short sel)); 245void sdtossd __P((struct segment_descriptor *sdp, 246 struct soft_segment_descriptor *ssdp)); 247void ssdtosd __P((struct soft_segment_descriptor *ssdp, 248 struct segment_descriptor *sdp)); 249#endif /* KERNEL */ 250 251#endif /* !_MACHINE_SEGMENTS_H_ */ |