diff options
Diffstat (limited to 'include/asm-um/processor-i386.h')
-rw-r--r-- | include/asm-um/processor-i386.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/include/asm-um/processor-i386.h b/include/asm-um/processor-i386.h deleted file mode 100644 index a2b7fe13fe1e..000000000000 --- a/include/asm-um/processor-i386.h +++ /dev/null | |||
@@ -1,78 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) | ||
3 | * Licensed under the GPL | ||
4 | */ | ||
5 | |||
6 | #ifndef __UM_PROCESSOR_I386_H | ||
7 | #define __UM_PROCESSOR_I386_H | ||
8 | |||
9 | #include "linux/string.h" | ||
10 | #include "asm/host_ldt.h" | ||
11 | #include "asm/segment.h" | ||
12 | |||
13 | extern int host_has_cmov; | ||
14 | |||
15 | /* include faultinfo structure */ | ||
16 | #include "sysdep/faultinfo.h" | ||
17 | |||
18 | struct uml_tls_struct { | ||
19 | struct user_desc tls; | ||
20 | unsigned flushed:1; | ||
21 | unsigned present:1; | ||
22 | }; | ||
23 | |||
24 | struct arch_thread { | ||
25 | struct uml_tls_struct tls_array[GDT_ENTRY_TLS_ENTRIES]; | ||
26 | unsigned long debugregs[8]; | ||
27 | int debugregs_seq; | ||
28 | struct faultinfo faultinfo; | ||
29 | }; | ||
30 | |||
31 | #define INIT_ARCH_THREAD { \ | ||
32 | .tls_array = { [ 0 ... GDT_ENTRY_TLS_ENTRIES - 1 ] = \ | ||
33 | { .present = 0, .flushed = 0 } }, \ | ||
34 | .debugregs = { [ 0 ... 7 ] = 0 }, \ | ||
35 | .debugregs_seq = 0, \ | ||
36 | .faultinfo = { 0, 0, 0 } \ | ||
37 | } | ||
38 | |||
39 | static inline void arch_flush_thread(struct arch_thread *thread) | ||
40 | { | ||
41 | /* Clear any TLS still hanging */ | ||
42 | memset(&thread->tls_array, 0, sizeof(thread->tls_array)); | ||
43 | } | ||
44 | |||
45 | static inline void arch_copy_thread(struct arch_thread *from, | ||
46 | struct arch_thread *to) | ||
47 | { | ||
48 | memcpy(&to->tls_array, &from->tls_array, sizeof(from->tls_array)); | ||
49 | } | ||
50 | |||
51 | #include "asm/arch/user.h" | ||
52 | |||
53 | /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ | ||
54 | static inline void rep_nop(void) | ||
55 | { | ||
56 | __asm__ __volatile__("rep;nop": : :"memory"); | ||
57 | } | ||
58 | |||
59 | #define cpu_relax() rep_nop() | ||
60 | |||
61 | /* | ||
62 | * Default implementation of macro that returns current | ||
63 | * instruction pointer ("program counter"). Stolen | ||
64 | * from asm-i386/processor.h | ||
65 | */ | ||
66 | #define current_text_addr() \ | ||
67 | ({ void *pc; __asm__("movl $1f,%0\n1:":"=g" (pc)); pc; }) | ||
68 | |||
69 | #define ARCH_IS_STACKGROW(address) \ | ||
70 | (address + 32 >= UPT_SP(¤t->thread.regs.regs)) | ||
71 | |||
72 | #define KSTK_EIP(tsk) KSTK_REG(tsk, EIP) | ||
73 | #define KSTK_ESP(tsk) KSTK_REG(tsk, UESP) | ||
74 | #define KSTK_EBP(tsk) KSTK_REG(tsk, EBP) | ||
75 | |||
76 | #include "asm/processor-generic.h" | ||
77 | |||
78 | #endif | ||