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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef __ASM_KASAN_H |
| 3 | #define __ASM_KASAN_H |
| 4 | |
| 5 | #ifndef __ASSEMBLER__ |
| 6 | |
| 7 | #ifdef CONFIG_KASAN |
| 8 | |
| 9 | #include <linux/kernel.h> |
| 10 | #include <linux/sizes.h> |
| 11 | #include <asm/kmem_layout.h> |
| 12 | |
| 13 | #define KASAN_SHADOW_SCALE_SHIFT 3 |
| 14 | |
| 15 | /* Start of area covered by KASAN */ |
| 16 | #define KASAN_START_VADDR __XTENSA_UL_CONST(0x90000000) |
| 17 | /* Start of the shadow map */ |
| 18 | #define KASAN_SHADOW_START (XCHAL_PAGE_TABLE_VADDR + XCHAL_PAGE_TABLE_SIZE) |
| 19 | /* Size of the shadow map */ |
| 20 | #define KASAN_SHADOW_SIZE (-KASAN_START_VADDR >> KASAN_SHADOW_SCALE_SHIFT) |
| 21 | /* End of the shadow map */ |
| 22 | #define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE) |
| 23 | /* Offset for mem to shadow address transformation */ |
| 24 | #define KASAN_SHADOW_OFFSET __XTENSA_UL_CONST(CONFIG_KASAN_SHADOW_OFFSET) |
| 25 | |
| 26 | void __init kasan_early_init(void); |
| 27 | void __init kasan_init(void); |
| 28 | |
| 29 | #else |
| 30 | |
| 31 | static inline void kasan_early_init(void) |
| 32 | { |
| 33 | } |
| 34 | |
| 35 | static inline void kasan_init(void) |
| 36 | { |
| 37 | } |
| 38 | |
| 39 | #endif |
| 40 | #endif |
| 41 | #endif |
| 42 |
Warning: This file is not a C or C++ file. It does not have highlighting.