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| author | Dmitry Chestnykh <dm.chestnykh@gmail.com> | 2024-04-16 08:37:16 +0300 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2024-04-18 14:52:33 +0200 |
| commit | 672afe85c21b8a18b7b7bfbe1dc4b75b2debda0b (patch) | |
| tree | f47a54ff72e25fc972069b25b2f8bc563b72197c | |
| parent | f749cb5c4a258474e377ba3f6ed1165c5c4a08f7 (diff) | |
Add vDSO support for aarch64.
Signed-off-by: Dmitry Chestnykh <dm.chestnykh@gmail.com>
| -rw-r--r-- | extra/Configs/Config.aarch64 | 1 | ||||
| -rw-r--r-- | ldso/ldso/aarch64/dl-syscalls.h | 39 |
2 files changed, 39 insertions, 1 deletions
diff --git a/extra/Configs/Config.aarch64 b/extra/Configs/Config.aarch64 index d666cc595..6074878f2 100644 --- a/extra/Configs/Config.aarch64 +++ b/extra/Configs/Config.aarch64 @@ -13,6 +13,7 @@ config FORCE_OPTIONS_FOR_ARCH select ARCH_ANY_ENDIAN select ARCH_HAS_MMU select ARCH_USE_MMU + select ARCH_VDSO_SUPPORT select UCLIBC_HAS_FPU choice diff --git a/ldso/ldso/aarch64/dl-syscalls.h b/ldso/ldso/aarch64/dl-syscalls.h index f40c4fd31..7f3566d6b 100644 --- a/ldso/ldso/aarch64/dl-syscalls.h +++ b/ldso/ldso/aarch64/dl-syscalls.h @@ -1 +1,38 @@ -/* stub for arch-specific syscall issues */ +/* stub for arch-specific syscall issues/specific implementations */ +#ifndef _DL_SYSCALLS_H +#define _DL_SYSCALLS_H + +#ifdef __ARCH_VDSO_GETTIMEOFDAY_NAME +#undef __ARCH_VDSO_GETTIMEOFDAY_NAME +#endif + +#ifdef __ARCH_VDSO_CLOCK_GETTIME_NAME +#undef __ARCH_VDSO_CLOCK_GETTIME_NAME +#endif + +#define __ARCH_VDSO_GETTIMEOFDAY_NAME "__kernel_gettimeofday" +#define __ARCH_VDSO_CLOCK_GETTIME_NAME "__kernel_clock_gettime" + +#if defined(__VDSO_SUPPORT__) && !defined(UCLIBC_LDSO) + +#include "../dl-vdso-calls.h" + +static int __attribute__ ((used)) __aarch64_vdso_clock_gettime(clockid_t clock_id, struct timespec *tp); +static int __attribute__ ((used)) __aarch64_vdso_clock_gettime(clockid_t clock_id, struct timespec *tp) +{ + return __generic_vdso_clock_gettime(clock_id, tp); +} + +static int __attribute__ ((used)) __aarch64_vdso_gettimeofday(struct timeval *tv, __timezone_ptr_t tz); +static int __attribute__ ((used)) __aarch64_vdso_gettimeofday(struct timeval *tv, __timezone_ptr_t tz) +{ + return __generic_vdso_gettimeofday(tv, tz); +} + +#define ARCH_VDSO_GETTIMEOFDAY(tv, tz) __aarch64_vdso_gettimeofday(tv, tz) +#define ARCH_VDSO_CLOCK_GETTIME(clock_id, tp) __aarch64_vdso_clock_gettime(clock_id, tp) + +#endif /* defined(__VDSO_SUPPORT__) && !defined(UCLIBC_LDSO) */ + +#endif /* _DL_SYSCALLS_H */ + |