| tss.h (22975) | tss.h (46129) |
|---|---|
| 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)tss.h 5.4 (Berkeley) 1/18/91 | 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: @(#)tss.h 5.4 (Berkeley) 1/18/91 |
| 37 * $Id$ | 37 * $Id: tss.h,v 1.8 1997/02/22 09:35:20 peter Exp $ |
| 38 */ 39 40#ifndef _MACHINE_TSS_H_ 41#define _MACHINE_TSS_H_ 1 42 | 38 */ 39 40#ifndef _MACHINE_TSS_H_ 41#define _MACHINE_TSS_H_ 1 42 |
| 43#include <machine/globals.h> 44 |
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| 43/* 44 * Intel 386 Context Data Type 45 */ 46 47struct i386tss { 48 int tss_link; /* actually 16 bits: top 16 bits must be zero */ 49 int tss_esp0; /* kernel stack pointer privilege level 0 */ 50#define tss_ksp tss_esp0 --- 23 unchanged lines hidden (view full) --- 74 int tss_ss; /* actually 16 bits: top 16 bits must be zero */ 75 int tss_ds; /* actually 16 bits: top 16 bits must be zero */ 76 int tss_fs; /* actually 16 bits: top 16 bits must be zero */ 77 int tss_gs; /* actually 16 bits: top 16 bits must be zero */ 78 int tss_ldt; /* actually 16 bits: top 16 bits must be zero */ 79 int tss_ioopt; /* options & io offset bitmap: currently zero */ 80 /* XXX unimplemented .. i/o permission bitmap */ 81}; | 45/* 46 * Intel 386 Context Data Type 47 */ 48 49struct i386tss { 50 int tss_link; /* actually 16 bits: top 16 bits must be zero */ 51 int tss_esp0; /* kernel stack pointer privilege level 0 */ 52#define tss_ksp tss_esp0 --- 23 unchanged lines hidden (view full) --- 76 int tss_ss; /* actually 16 bits: top 16 bits must be zero */ 77 int tss_ds; /* actually 16 bits: top 16 bits must be zero */ 78 int tss_fs; /* actually 16 bits: top 16 bits must be zero */ 79 int tss_gs; /* actually 16 bits: top 16 bits must be zero */ 80 int tss_ldt; /* actually 16 bits: top 16 bits must be zero */ 81 int tss_ioopt; /* options & io offset bitmap: currently zero */ 82 /* XXX unimplemented .. i/o permission bitmap */ 83}; |
| 84 85#ifdef KERNEL 86#ifndef common_tss 87extern struct i386tss common_tss; 88#endif 89#endif 90 |
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| 82#endif /* _MACHINE_TSS_H_ */ | 91#endif /* _MACHINE_TSS_H_ */ |