mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-21 01:54:51 +08:00
f405ac83fa
Only older versions of the RISC-V GCC toolchain define __riscv__. Check for __riscv as well, which is used by newer GCC toolchains. Also set VDSO_32BIT based on __riscv_xlen. Before (on riscv64): $ ./vdso_test_abi [vDSO kselftest] VDSO_VERSION: LINUX_4 Could not find __vdso_gettimeofday Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_REALTIME [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_BOOTTIME [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_TAI [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_REALTIME_COARSE [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC_RAW [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC_COARSE [PASS] Could not find __vdso_time After (on riscv32): $ ./vdso_test_abi [vDSO kselftest] VDSO_VERSION: LINUX_4.15 The time is 1612449376.015086 The time is 1612449376.18340784 The resolution is 0 1 clock_id: CLOCK_REALTIME [PASS] The time is 774.842586182 The resolution is 0 1 clock_id: CLOCK_BOOTTIME [PASS] The time is 1612449376.22536565 The resolution is 0 1 clock_id: CLOCK_TAI [PASS] The time is 1612449376.20885172 The resolution is 0 4000000 clock_id: CLOCK_REALTIME_COARSE [PASS] The time is 774.845491269 The resolution is 0 1 clock_id: CLOCK_MONOTONIC [PASS] The time is 774.849534200 The resolution is 0 1 clock_id: CLOCK_MONOTONIC_RAW [PASS] The time is 774.842139684 The resolution is 0 4000000 clock_id: CLOCK_MONOTONIC_COARSE [PASS] Could not find __vdso_time Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com> Acked-by: Palmer Dabbelt <palmerdabbelt@google.com> Acked-by: Vincenzo Frascino <vincenzo.frascino@arm.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
95 lines
2.0 KiB
C
95 lines
2.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* vdso_config.h: Configuration options for vDSO tests.
|
|
* Copyright (c) 2019 Arm Ltd.
|
|
*/
|
|
#ifndef __VDSO_CONFIG_H__
|
|
#define __VDSO_CONFIG_H__
|
|
|
|
/*
|
|
* Each architecture exports its vDSO implementation with different names
|
|
* and a different version from the others, so we need to handle it as a
|
|
* special case.
|
|
*/
|
|
#if defined(__arm__)
|
|
#define VDSO_VERSION 0
|
|
#define VDSO_NAMES 1
|
|
#define VDSO_32BIT 1
|
|
#elif defined(__aarch64__)
|
|
#define VDSO_VERSION 3
|
|
#define VDSO_NAMES 0
|
|
#elif defined(__powerpc__)
|
|
#define VDSO_VERSION 1
|
|
#define VDSO_NAMES 0
|
|
#define VDSO_32BIT 1
|
|
#elif defined(__powerpc64__)
|
|
#define VDSO_VERSION 1
|
|
#define VDSO_NAMES 0
|
|
#elif defined (__s390__)
|
|
#define VDSO_VERSION 2
|
|
#define VDSO_NAMES 0
|
|
#define VDSO_32BIT 1
|
|
#elif defined (__s390X__)
|
|
#define VDSO_VERSION 2
|
|
#define VDSO_NAMES 0
|
|
#elif defined(__mips__)
|
|
#define VDSO_VERSION 0
|
|
#define VDSO_NAMES 1
|
|
#define VDSO_32BIT 1
|
|
#elif defined(__sparc__)
|
|
#define VDSO_VERSION 0
|
|
#define VDSO_NAMES 1
|
|
#define VDSO_32BIT 1
|
|
#elif defined(__i386__)
|
|
#define VDSO_VERSION 0
|
|
#define VDSO_NAMES 1
|
|
#define VDSO_32BIT 1
|
|
#elif defined(__x86_64__)
|
|
#define VDSO_VERSION 0
|
|
#define VDSO_NAMES 1
|
|
#elif defined(__riscv__) || defined(__riscv)
|
|
#define VDSO_VERSION 5
|
|
#define VDSO_NAMES 1
|
|
#if __riscv_xlen == 32
|
|
#define VDSO_32BIT 1
|
|
#endif
|
|
#else /* nds32 */
|
|
#define VDSO_VERSION 4
|
|
#define VDSO_NAMES 1
|
|
#define VDSO_32BIT 1
|
|
#endif
|
|
|
|
static const char *versions[6] = {
|
|
"LINUX_2.6",
|
|
"LINUX_2.6.15",
|
|
"LINUX_2.6.29",
|
|
"LINUX_2.6.39",
|
|
"LINUX_4",
|
|
"LINUX_4.15",
|
|
};
|
|
|
|
static const char *names[2][6] = {
|
|
{
|
|
"__kernel_gettimeofday",
|
|
"__kernel_clock_gettime",
|
|
"__kernel_time",
|
|
"__kernel_clock_getres",
|
|
"__kernel_getcpu",
|
|
#if defined(VDSO_32BIT)
|
|
"__kernel_clock_gettime64",
|
|
#endif
|
|
},
|
|
{
|
|
"__vdso_gettimeofday",
|
|
"__vdso_clock_gettime",
|
|
"__vdso_time",
|
|
"__vdso_clock_getres",
|
|
"__vdso_getcpu",
|
|
#if defined(VDSO_32BIT)
|
|
"__vdso_clock_gettime64",
|
|
#endif
|
|
},
|
|
};
|
|
|
|
#endif /* __VDSO_CONFIG_H__ */
|