ARM: 9148/1: handle CONFIG_CPU_ENDIAN_BE32 in arch/arm/kernel/head.S
[platform/kernel/linux-rpi.git] / arch / riscv / include / asm / vdso.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2012 ARM Limited
4  * Copyright (C) 2014 Regents of the University of California
5  * Copyright (C) 2017 SiFive
6  */
7
8 #ifndef _ASM_RISCV_VDSO_H
9 #define _ASM_RISCV_VDSO_H
10
11
12 /*
13  * All systems with an MMU have a VDSO, but systems without an MMU don't
14  * support shared libraries and therefor don't have one.
15  */
16 #ifdef CONFIG_MMU
17
18 #include <linux/types.h>
19 #include <generated/vdso-offsets.h>
20
21 #ifndef CONFIG_GENERIC_TIME_VSYSCALL
22 struct vdso_data {
23 };
24 #endif
25
26 #define VDSO_SYMBOL(base, name)                                                 \
27         (void __user *)((unsigned long)(base) + __vdso_##name##_offset)
28
29 #endif /* CONFIG_MMU */
30
31 asmlinkage long sys_riscv_flush_icache(uintptr_t, uintptr_t, uintptr_t);
32
33 #endif /* _ASM_RISCV_VDSO_H */