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