1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (C) 2014 ARM Ltd. */
3#ifndef __ASM_PTDUMP_H
4#define __ASM_PTDUMP_H
5
6#ifdef CONFIG_ARM_PTDUMP_CORE
7
8#include <linux/mm_types.h>
9#include <linux/seq_file.h>
10
11struct addr_marker {
12	unsigned long start_address;
13	char *name;
14};
15
16struct ptdump_info {
17	struct mm_struct		*mm;
18	const struct addr_marker	*markers;
19	unsigned long			base_addr;
20};
21
22void ptdump_walk_pgd(struct seq_file *s, struct ptdump_info *info);
23#ifdef CONFIG_ARM_PTDUMP_DEBUGFS
24#define EFI_RUNTIME_MAP_END	SZ_1G
25void ptdump_debugfs_register(struct ptdump_info *info, const char *name);
26#else
27static inline void ptdump_debugfs_register(struct ptdump_info *info,
28					   const char *name) { }
29#endif /* CONFIG_ARM_PTDUMP_DEBUGFS */
30
31void ptdump_check_wx(void);
32
33#endif /* CONFIG_ARM_PTDUMP_CORE */
34
35#ifdef CONFIG_DEBUG_WX
36#define debug_checkwx() ptdump_check_wx()
37#else
38#define debug_checkwx() do { } while (0)
39#endif
40
41#endif /* __ASM_PTDUMP_H */
42