| /* 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 */ |
