From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/arch/arm64/include/asm/debug-monitors.h | 45 +++++++++++++++++++--------------------------
1 files changed, 19 insertions(+), 26 deletions(-)
diff --git a/kernel/arch/arm64/include/asm/debug-monitors.h b/kernel/arch/arm64/include/asm/debug-monitors.h
index 41b065f..c16ed5b 100644
--- a/kernel/arch/arm64/include/asm/debug-monitors.h
+++ b/kernel/arch/arm64/include/asm/debug-monitors.h
@@ -1,22 +1,9 @@
+/* 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
-
-#ifdef __KERNEL__
#include <linux/errno.h>
#include <linux/types.h>
@@ -65,12 +52,10 @@
#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))
+#define BRK64_OPCODE_KPROBES_SS (AARCH64_BREAK_MON | (KPROBES_BRK_SS_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 +79,24 @@
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);
@@ -125,6 +116,7 @@
void kernel_enable_single_step(struct pt_regs *regs);
void kernel_disable_single_step(void);
int kernel_active_single_step(void);
+void kernel_rewind_single_step(struct pt_regs *regs);
#ifdef CONFIG_HAVE_HW_BREAKPOINT
int reinstall_suspended_bps(struct pt_regs *regs);
@@ -137,6 +129,7 @@
int aarch32_break_handler(struct pt_regs *regs);
+void debug_traps_init(void);
+
#endif /* __ASSEMBLY */
-#endif /* __KERNEL__ */
#endif /* __ASM_DEBUG_MONITORS_H */
--
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