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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef _ASM_POWERPC_SET_MEMORY_H |
| 3 | #define _ASM_POWERPC_SET_MEMORY_H |
| 4 | |
| 5 | #define SET_MEMORY_RO 0 |
| 6 | #define SET_MEMORY_RW 1 |
| 7 | #define SET_MEMORY_NX 2 |
| 8 | #define SET_MEMORY_X 3 |
| 9 | #define SET_MEMORY_NP 4 /* Set memory non present */ |
| 10 | #define SET_MEMORY_P 5 /* Set memory present */ |
| 11 | #define SET_MEMORY_ROX 6 |
| 12 | |
| 13 | int change_memory_attr(unsigned long addr, int numpages, long action); |
| 14 | |
| 15 | static inline int __must_check set_memory_ro(unsigned long addr, int numpages) |
| 16 | { |
| 17 | return change_memory_attr(addr, numpages, SET_MEMORY_RO); |
| 18 | } |
| 19 | |
| 20 | static inline int __must_check set_memory_rw(unsigned long addr, int numpages) |
| 21 | { |
| 22 | return change_memory_attr(addr, numpages, SET_MEMORY_RW); |
| 23 | } |
| 24 | |
| 25 | static inline int __must_check set_memory_nx(unsigned long addr, int numpages) |
| 26 | { |
| 27 | return change_memory_attr(addr, numpages, SET_MEMORY_NX); |
| 28 | } |
| 29 | |
| 30 | static inline int __must_check set_memory_x(unsigned long addr, int numpages) |
| 31 | { |
| 32 | return change_memory_attr(addr, numpages, SET_MEMORY_X); |
| 33 | } |
| 34 | |
| 35 | static inline int __must_check set_memory_np(unsigned long addr, int numpages) |
| 36 | { |
| 37 | return change_memory_attr(addr, numpages, SET_MEMORY_NP); |
| 38 | } |
| 39 | |
| 40 | static inline int __must_check set_memory_p(unsigned long addr, int numpages) |
| 41 | { |
| 42 | return change_memory_attr(addr, numpages, SET_MEMORY_P); |
| 43 | } |
| 44 | |
| 45 | static inline int __must_check set_memory_rox(unsigned long addr, int numpages) |
| 46 | { |
| 47 | return change_memory_attr(addr, numpages, SET_MEMORY_ROX); |
| 48 | } |
| 49 | #define set_memory_rox set_memory_rox |
| 50 | |
| 51 | #endif |
| 52 |
Warning: This file is not a C or C++ file. It does not have highlighting.