diff options
Diffstat (limited to 'arch/arm64/include/asm/debug-monitors.h')
-rw-r--r-- | arch/arm64/include/asm/debug-monitors.h | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h index a44cf5225429..d8ec5bb881c2 100644 --- a/arch/arm64/include/asm/debug-monitors.h +++ b/arch/arm64/include/asm/debug-monitors.h @@ -1,17 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_DEBUG_MONITORS_H #define __ASM_DEBUG_MONITORS_H @@ -65,12 +54,9 @@ #define CACHE_FLUSH_IS_SAFE 1 /* kprobes BRK opcodes with ESR encoding */ -#define BRK64_ESR_MASK 0xFFFF -#define BRK64_ESR_KPROBES 0x0004 -#define BRK64_OPCODE_KPROBES (AARCH64_BREAK_MON | (BRK64_ESR_KPROBES << 5)) +#define BRK64_OPCODE_KPROBES (AARCH64_BREAK_MON | (KPROBES_BRK_IMM << 5)) /* uprobes BRK opcodes with ESR encoding */ -#define BRK64_ESR_UPROBES 0x0005 -#define BRK64_OPCODE_UPROBES (AARCH64_BREAK_MON | (BRK64_ESR_UPROBES << 5)) +#define BRK64_OPCODE_UPROBES (AARCH64_BREAK_MON | (UPROBES_BRK_IMM << 5)) /* AArch32 */ #define DBG_ESR_EVT_BKPT 0x4 @@ -94,18 +80,24 @@ struct step_hook { int (*fn)(struct pt_regs *regs, unsigned int esr); }; -void register_step_hook(struct step_hook *hook); -void unregister_step_hook(struct step_hook *hook); +void register_user_step_hook(struct step_hook *hook); +void unregister_user_step_hook(struct step_hook *hook); + +void register_kernel_step_hook(struct step_hook *hook); +void unregister_kernel_step_hook(struct step_hook *hook); struct break_hook { struct list_head node; - u32 esr_val; - u32 esr_mask; int (*fn)(struct pt_regs *regs, unsigned int esr); + u16 imm; + u16 mask; /* These bits are ignored when comparing with imm */ }; -void register_break_hook(struct break_hook *hook); -void unregister_break_hook(struct break_hook *hook); +void register_user_break_hook(struct break_hook *hook); +void unregister_user_break_hook(struct break_hook *hook); + +void register_kernel_break_hook(struct break_hook *hook); +void unregister_kernel_break_hook(struct break_hook *hook); u8 debug_monitors_arch(void); |