diff options
Diffstat (limited to 'include/asm-x86_64/vsyscall.h')
-rw-r--r-- | include/asm-x86_64/vsyscall.h | 34 |
1 files changed, 5 insertions, 29 deletions
diff --git a/include/asm-x86_64/vsyscall.h b/include/asm-x86_64/vsyscall.h index 05cb8dd200de..82b4afe65c91 100644 --- a/include/asm-x86_64/vsyscall.h +++ b/include/asm-x86_64/vsyscall.h | |||
@@ -16,51 +16,27 @@ enum vsyscall_num { | |||
16 | #ifdef __KERNEL__ | 16 | #ifdef __KERNEL__ |
17 | #include <linux/seqlock.h> | 17 | #include <linux/seqlock.h> |
18 | 18 | ||
19 | #define __section_vxtime __attribute__ ((unused, __section__ (".vxtime"), aligned(16))) | ||
20 | #define __section_vgetcpu_mode __attribute__ ((unused, __section__ (".vgetcpu_mode"), aligned(16))) | 19 | #define __section_vgetcpu_mode __attribute__ ((unused, __section__ (".vgetcpu_mode"), aligned(16))) |
21 | #define __section_jiffies __attribute__ ((unused, __section__ (".jiffies"), aligned(16))) | 20 | #define __section_jiffies __attribute__ ((unused, __section__ (".jiffies"), aligned(16))) |
22 | #define __section_sys_tz __attribute__ ((unused, __section__ (".sys_tz"), aligned(16))) | ||
23 | #define __section_sysctl_vsyscall __attribute__ ((unused, __section__ (".sysctl_vsyscall"), aligned(16))) | ||
24 | #define __section_xtime __attribute__ ((unused, __section__ (".xtime"), aligned(16))) | ||
25 | #define __section_xtime_lock __attribute__ ((unused, __section__ (".xtime_lock"), aligned(16))) | ||
26 | 21 | ||
27 | #define VXTIME_TSC 1 | 22 | /* Definitions for CONFIG_GENERIC_TIME definitions */ |
28 | #define VXTIME_HPET 2 | 23 | #define __section_vsyscall_gtod_data __attribute__ \ |
29 | #define VXTIME_PMTMR 3 | 24 | ((unused, __section__ (".vsyscall_gtod_data"),aligned(16))) |
25 | #define __vsyscall_fn __attribute__ ((unused,__section__(".vsyscall_fn"))) | ||
30 | 26 | ||
31 | #define VGETCPU_RDTSCP 1 | 27 | #define VGETCPU_RDTSCP 1 |
32 | #define VGETCPU_LSL 2 | 28 | #define VGETCPU_LSL 2 |
33 | 29 | ||
34 | struct vxtime_data { | ||
35 | long hpet_address; /* HPET base address */ | ||
36 | int last; | ||
37 | unsigned long last_tsc; | ||
38 | long quot; | ||
39 | long tsc_quot; | ||
40 | int mode; | ||
41 | }; | ||
42 | |||
43 | #define hpet_readl(a) readl((const void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) | 30 | #define hpet_readl(a) readl((const void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) |
44 | #define hpet_writel(d,a) writel(d, (void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) | 31 | #define hpet_writel(d,a) writel(d, (void __iomem *)fix_to_virt(FIX_HPET_BASE) + a) |
45 | 32 | ||
46 | /* vsyscall space (readonly) */ | ||
47 | extern struct vxtime_data __vxtime; | ||
48 | extern int __vgetcpu_mode; | 33 | extern int __vgetcpu_mode; |
49 | extern struct timespec __xtime; | ||
50 | extern volatile unsigned long __jiffies; | 34 | extern volatile unsigned long __jiffies; |
51 | extern struct timezone __sys_tz; | ||
52 | extern seqlock_t __xtime_lock; | ||
53 | 35 | ||
54 | /* kernel space (writeable) */ | 36 | /* kernel space (writeable) */ |
55 | extern struct vxtime_data vxtime; | ||
56 | extern int vgetcpu_mode; | 37 | extern int vgetcpu_mode; |
57 | extern struct timezone sys_tz; | 38 | extern struct timezone sys_tz; |
58 | extern int sysctl_vsyscall; | 39 | extern struct vsyscall_gtod_data_t vsyscall_gtod_data; |
59 | extern seqlock_t xtime_lock; | ||
60 | |||
61 | extern int sysctl_vsyscall; | ||
62 | |||
63 | #define ARCH_HAVE_XTIME_LOCK 1 | ||
64 | 40 | ||
65 | #endif /* __KERNEL__ */ | 41 | #endif /* __KERNEL__ */ |
66 | 42 | ||