| segments.h (114349) | segments.h (114987) |
|---|---|
| 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 * $FreeBSD: head/sys/amd64/include/segments.h 114349 2003-05-01 01:05:25Z peter $ | 38 * $FreeBSD: head/sys/amd64/include/segments.h 114987 2003-05-14 04:10:49Z peter $ |
| 39 */ 40 41#ifndef _MACHINE_SEGMENTS_H_ 42#define _MACHINE_SEGMENTS_H_ 43 44/* 45 * AMD64 Segmentation Data Structures and definitions 46 */ --- 114 unchanged lines hidden (view full) --- 161struct region_descriptor { 162 unsigned long rd_limit:16; /* segment extent */ 163 unsigned long rd_base:64 __packed; /* base address */ 164} __packed; 165 166/* 167 * Size of IDT table 168 */ | 39 */ 40 41#ifndef _MACHINE_SEGMENTS_H_ 42#define _MACHINE_SEGMENTS_H_ 43 44/* 45 * AMD64 Segmentation Data Structures and definitions 46 */ --- 114 unchanged lines hidden (view full) --- 161struct region_descriptor { 162 unsigned long rd_limit:16; /* segment extent */ 163 unsigned long rd_base:64 __packed; /* base address */ 164} __packed; 165 166/* 167 * Size of IDT table 168 */ |
| 169#define NIDT 129 /* 32 reserved, 16 h/w, 0 s/w, linux's 0x80 */ | 169#define NIDT 256 /* 32 reserved, 16 h/w, 0 s/w, linux's 0x80 */ |
| 170#define NRSVIDT 32 /* reserved entries for cpu exceptions */ 171 172/* 173 * Entries in the Global Descriptor Table (GDT) 174 */ 175#define GNULL_SEL 0 /* Null Descriptor */ 176#define GCODE_SEL 1 /* Kernel Code Descriptor */ 177#define GDATA_SEL 2 /* Kernel Data Descriptor */ --- 22 unchanged lines hidden --- | 170#define NRSVIDT 32 /* reserved entries for cpu exceptions */ 171 172/* 173 * Entries in the Global Descriptor Table (GDT) 174 */ 175#define GNULL_SEL 0 /* Null Descriptor */ 176#define GCODE_SEL 1 /* Kernel Code Descriptor */ 177#define GDATA_SEL 2 /* Kernel Data Descriptor */ --- 22 unchanged lines hidden --- |