1*d2912cb1SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2f98deee9SArd Biesheuvel /* 3f98deee9SArd Biesheuvel * Copyright (C) 2012 ARM Ltd. 4f98deee9SArd Biesheuvel */ 5f98deee9SArd Biesheuvel 6f98deee9SArd Biesheuvel #ifndef __ASM_BRK_IMM_H 7f98deee9SArd Biesheuvel #define __ASM_BRK_IMM_H 8f98deee9SArd Biesheuvel 9f98deee9SArd Biesheuvel /* 10f98deee9SArd Biesheuvel * #imm16 values used for BRK instruction generation 11453b7740SWill Deacon * 0x004: for installing kprobes 12453b7740SWill Deacon * 0x005: for installing uprobes 13f98deee9SArd Biesheuvel * Allowed values for kgdb are 0x400 - 0x7ff 14f98deee9SArd Biesheuvel * 0x100: for triggering a fault on purpose (reserved) 15f98deee9SArd Biesheuvel * 0x400: for dynamic BRK instruction 16f98deee9SArd Biesheuvel * 0x401: for compile time BRK instruction 17f98deee9SArd Biesheuvel * 0x800: kernel-mode BUG() and WARN() traps 1841eea9cdSAndrey Konovalov * 0x9xx: tag-based KASAN trap (allowed values 0x900 - 0x9ff) 19f98deee9SArd Biesheuvel */ 20453b7740SWill Deacon #define KPROBES_BRK_IMM 0x004 21453b7740SWill Deacon #define UPROBES_BRK_IMM 0x005 22f98deee9SArd Biesheuvel #define FAULT_BRK_IMM 0x100 23f98deee9SArd Biesheuvel #define KGDB_DYN_DBG_BRK_IMM 0x400 24f98deee9SArd Biesheuvel #define KGDB_COMPILED_DBG_BRK_IMM 0x401 25f98deee9SArd Biesheuvel #define BUG_BRK_IMM 0x800 2641eea9cdSAndrey Konovalov #define KASAN_BRK_IMM 0x900 2726a04d84SWill Deacon #define KASAN_BRK_MASK 0x0ff 28f98deee9SArd Biesheuvel 29f98deee9SArd Biesheuvel #endif 30