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38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2002 Peter Bergner <bergner@vnet.ibm.com>, IBM
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* Copyright (C) 2005 Benjamin Herrenschmidy <benh@kernel.crashing.org>,
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* IBM Corp.
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*/
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#ifndef _ASM_POWERPC_VDSO_ARCH_DATA_H
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#define _ASM_POWERPC_VDSO_ARCH_DATA_H
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#include <linux/unistd.h>
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#include <linux/types.h>
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#define SYSCALL_MAP_SIZE ((NR_syscalls + 31) / 32)
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#ifdef CONFIG_PPC64
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struct vdso_arch_data {
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__u64 tb_ticks_per_sec; /* Timebase tics / sec */
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__u32 dcache_block_size; /* L1 d-cache block size */
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__u32 icache_block_size; /* L1 i-cache block size */
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__u32 dcache_log_block_size; /* L1 d-cache log block size */
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__u32 icache_log_block_size; /* L1 i-cache log block size */
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__u32 syscall_map[SYSCALL_MAP_SIZE]; /* Map of syscalls */
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__u32 compat_syscall_map[SYSCALL_MAP_SIZE]; /* Map of compat syscalls */
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};
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#else /* CONFIG_PPC64 */
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struct vdso_arch_data {
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__u64 tb_ticks_per_sec; /* Timebase tics / sec */
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__u32 syscall_map[SYSCALL_MAP_SIZE]; /* Map of syscalls */
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__u32 compat_syscall_map[0]; /* No compat syscalls on PPC32 */
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};
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#endif /* CONFIG_PPC64 */
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#endif /* _ASM_POWERPC_VDSO_ARCH_DATA_H */
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