xref: /openbmc/linux/arch/arm64/include/asm/brk-imm.h (revision 2c6467d2)
1 /*
2  * Copyright (C) 2012 ARM Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
8 
9 #ifndef __ASM_BRK_IMM_H
10 #define __ASM_BRK_IMM_H
11 
12 /*
13  * #imm16 values used for BRK instruction generation
14  * Allowed values for kgdb are 0x400 - 0x7ff
15  * 0x100: for triggering a fault on purpose (reserved)
16  * 0x400: for dynamic BRK instruction
17  * 0x401: for compile time BRK instruction
18  * 0x800: kernel-mode BUG() and WARN() traps
19  * 0x9xx: tag-based KASAN trap (allowed values 0x900 - 0x9ff)
20  */
21 #define FAULT_BRK_IMM			0x100
22 #define KGDB_DYN_DBG_BRK_IMM		0x400
23 #define KGDB_COMPILED_DBG_BRK_IMM	0x401
24 #define BUG_BRK_IMM			0x800
25 #define KASAN_BRK_IMM			0x900
26 
27 #endif
28