This source file includes following definitions.
- get_fs_byte
- get_fs_word
- get_fs_long
- put_fs_byte
- put_fs_word
- put_fs_long
- get_fs
- get_ds
- set_fs
1 extern inline unsigned char get_fs_byte(const char * addr)
2 {
3 unsigned register char _v;
4
5 __asm__ ("movb %%fs:%1,%0":"=r" (_v):"m" (*addr));
6 return _v;
7 }
8
9 extern inline unsigned short get_fs_word(const unsigned short *addr)
10 {
11 unsigned short _v;
12
13 __asm__ ("movw %%fs:%1,%0":"=r" (_v):"m" (*addr));
14 return _v;
15 }
16
17 extern inline unsigned long get_fs_long(const unsigned long *addr)
18 {
19 unsigned long _v;
20
21 __asm__ ("movl %%fs:%1,%0":"=r" (_v):"m" (*addr)); \
22 return _v;
23 }
24
25 extern inline void put_fs_byte(char val,char *addr)
26 {
27 __asm__ ("movb %0,%%fs:%1"::"r" (val),"m" (*addr));
28 }
29
30 extern inline void put_fs_word(short val,short * addr)
31 {
32 __asm__ ("movw %0,%%fs:%1"::"r" (val),"m" (*addr));
33 }
34
35 extern inline void put_fs_long(unsigned long val,unsigned long * addr)
36 {
37 __asm__ ("movl %0,%%fs:%1"::"r" (val),"m" (*addr));
38 }
39
40
41
42
43
44
45
46
47 extern inline unsigned long get_fs()
48 {
49 unsigned short _v;
50 __asm__("mov %%fs,%%ax":"=a" (_v):);
51 return _v;
52 }
53
54 extern inline unsigned long get_ds()
55 {
56 unsigned short _v;
57 __asm__("mov %%ds,%%ax":"=a" (_v):);
58 return _v;
59 }
60
61 extern inline void set_fs(unsigned long val)
62 {
63 __asm__("mov %0,%%fs"::"a" ((unsigned short) val));
64 }
65