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 
11 struct addr_marker {
12 	unsigned long start_address;
13 	char *name;
14 };
15 
16 struct ptdump_info {
17 	struct mm_struct		*mm;
18 	const struct addr_marker	*markers;
19 	unsigned long			base_addr;
20 };
21 
22 void 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
25 void ptdump_debugfs_register(struct ptdump_info *info, const char *name);
26 #else
ptdump_debugfs_register(struct ptdump_info * info,const char * name)27 static inline void ptdump_debugfs_register(struct ptdump_info *info,
28 					   const char *name) { }
29 #endif /* CONFIG_ARM_PTDUMP_DEBUGFS */
30 
31 void ptdump_check_wx(void);
32 
33 #endif /* CONFIG_ARM_PTDUMP_CORE */
34 
35 #ifdef CONFIG_ARM_DEBUG_WX
36 #define arm_debug_checkwx() ptdump_check_wx()
37 #else
38 #define arm_debug_checkwx() do { } while (0)
39 #endif
40 
41 #endif /* __ASM_PTDUMP_H */
42