1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2012 ARM Limited
4 */
5 #ifndef __ASM_VDSO_H
6 #define __ASM_VDSO_H
7
8 /*
9 * Default link address for the vDSO.
10 * Since we randomise the VDSO mapping, there's little point in trying
11 * to prelink this.
12 */
13 #define VDSO_LBASE 0x0
14
15 #define __VVAR_PAGES 2
16
17 #ifndef __ASSEMBLY__
18
19 #include <generated/vdso-offsets.h>
20
21 #define VDSO_SYMBOL(base, name) \
22 ({ \
23 (void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \
24 })
25
26 extern char vdso_start[], vdso_end[];
27 extern char vdso32_start[], vdso32_end[];
28
29 #endif /* !__ASSEMBLY__ */
30
31 #endif /* __ASM_VDSO_H */
32
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