projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 93c65d43 | 1 | /* Initialization code run first thing by the ELF startup code. Linux/PowerPC. |
| d4697bc9 | 2 | Copyright (C) 2007-2014 Free Software Foundation, Inc. |
| 8c2e201b UD |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 8c2e201b | 18 | |
| 75fb247e UD |
19 | #ifdef SHARED |
| 20 | # include <dl-vdso.h> | |
| fb84593c UD |
21 | # undef __gettimeofday |
| 22 | # undef __clock_gettime | |
| 23 | # undef __clock_getres | |
| 75fb247e | 24 | # include <bits/libc-vdso.h> |
| 8c2e201b | 25 | |
| fb84593c UD |
26 | void *__vdso_gettimeofday attribute_hidden; |
| 27 | void *__vdso_clock_gettime; | |
| 28 | void *__vdso_clock_getres; | |
| 29 | void *__vdso_get_tbfreq; | |
| d5e0b9bd | 30 | void *__vdso_getcpu; |
| 83e7640f | 31 | void *__vdso_time; |
| d400dcac AZ |
32 | #if defined(__PPC64__) || defined(__powerpc64__) |
| 33 | void *__vdso_sigtramp_rt64; | |
| 34 | #else | |
| 35 | void *__vdso_sigtramp32; | |
| 36 | void *__vdso_sigtramp_rt32; | |
| 37 | #endif | |
| 75fb247e UD |
38 | |
| 39 | static inline void | |
| 40 | _libc_vdso_platform_setup (void) | |
| 41 | { | |
| fb84593c UD |
42 | PREPARE_VERSION (linux2615, "LINUX_2.6.15", 123718565); |
| 43 | ||
| 44 | __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday", &linux2615); | |
| 45 | ||
| 46 | __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2615); | |
| 47 | ||
| 48 | __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", &linux2615); | |
| 49 | ||
| 471a1672 | 50 | __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_get_tbfreq", &linux2615); |
| d5e0b9bd AB |
51 | |
| 52 | __vdso_getcpu = _dl_vdso_vsym ("__kernel_getcpu", &linux2615); | |
| 83e7640f AZ |
53 | |
| 54 | __vdso_time = _dl_vdso_vsym ("__kernel_time", &linux2615); | |
| d400dcac AZ |
55 | |
| 56 | /* PPC64 uses only one signal trampoline symbol, while PPC32 will use | |
| 57 | two depending if SA_SIGINFO is used (__kernel_sigtramp_rt32) or not | |
| 58 | (__kernel_sigtramp32). */ | |
| 59 | #if defined(__PPC64__) || defined(__powerpc64__) | |
| 60 | __vdso_sigtramp_rt64 = _dl_vdso_vsym ("__kernel_sigtramp_rt64", &linux2615); | |
| 61 | #else | |
| 62 | __vdso_sigtramp32 = _dl_vdso_vsym ("__kernel_sigtramp32", &linux2615); | |
| 63 | __vdso_sigtramp_rt32 = _dl_vdso_vsym ("__kernel_sigtramp_rt32", &linux2615); | |
| 64 | #endif | |
| 75fb247e UD |
65 | } |
| 66 | ||
| 67 | # define VDSO_SETUP _libc_vdso_platform_setup | |
| 68 | #endif | |
| 69 | ||
| 93c65d43 | 70 | #include <csu/init-first.c> |