Cross Reference: /src/sys/arch/i386/include/segments.h

Lines Matching defs:descriptor
106 #define SEL_LDT		4		/* local descriptor table */
139 	unsigned sd_dpl:2;		/* segment descriptor priority level */
140 	unsigned sd_p:1;		/* segment descriptor present */
157 	unsigned gd_dpl:2;		/* segment descriptor priority level */
158 	unsigned gd_p:1;		/* segment descriptor present */
171  * Generic descriptor (8 bytes).
173 union descriptor {
199 extern union descriptor *gdtstore, *ldtstore;
208 void update_descriptor(union descriptor *, union descriptor *);
227 #define SDT_SYSLDT	 2	/* system local descriptor table */
261 /* is memory segment descriptor pointer ? */
265 /* is 286 gate descriptor pointer ? */
269 /* is 386 gate descriptor pointer ? */
273 /* is gate descriptor pointer ? */
276 /* is segment descriptor pointer ? */
279 /* is system segment descriptor pointer ? */
286 #define SEGEX_IDT	0x02	/* interrupt descriptor table */
287 #define SEGEX_TI	0x04	/* local descriptor table */
290  * Entries in the Interrupt Descriptor Table (IDT)
296  * Entries in the Global Descriptor Table (GDT).
313 #define GNULL_SEL	0	/* Null descriptor */
314 #define GCODE_SEL	1	/* Kernel code descriptor */
315 #define GDATA_SEL	2	/* Kernel data descriptor */
316 #define GUCODE_SEL	3	/* User code descriptor */
317 #define GUDATA_SEL	4	/* User data descriptor */
318 #define GLDT_SEL	5	/* Default LDT descriptor */
338  * Entries in the Local Descriptor Table (LDT).
343 #define LUCODE_SEL	2	/* User code descriptor */
344 #define LUDATA_SEL	3	/* User data descriptor */
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