summaryrefslogtreecommitdiffstats
path: root/drivers/kvm/segment_descriptor.h
blob: 56fc4c8733894db1554e6c81ac5ea321f1228e4b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
#ifndef __SEGMENT_DESCRIPTOR_H
#define __SEGMENT_DESCRIPTOR_H

struct segment_descriptor {
	u16 limit_low;
	u16 base_low;
	u8  base_mid;
	u8  type : 4;
	u8  system : 1;
	u8  dpl : 2;
	u8  present : 1;
	u8  limit_high : 4;
	u8  avl : 1;
	u8  long_mode : 1;
	u8  default_op : 1;
	u8  granularity : 1;
	u8  base_high;
} __attribute__((packed));

#ifdef CONFIG_X86_64
/* LDT or TSS descriptor in the GDT. 16 bytes. */
struct segment_descriptor_64 {
	struct segment_descriptor s;
	u32 base_higher;
	u32 pad_zero;
};

#endif
#endif
OpenPOWER on IntegriCloud