xref: /haiku/headers/private/kernel/arch/debug.h (revision e1c4049fed1047bdb957b0529e1921e97ef94770)
1 /*
2  * Copyright 2005-2009, Axel Dörfler, axeld@pinc-software.de.
3  * Distributed under the terms of the MIT License.
4  *
5  * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
6  * Distributed under the terms of the NewOS License.
7  */
8 #ifndef _KERNEL_ARCH_DEBUG_H
9 #define _KERNEL_ARCH_DEBUG_H
10 
11 
12 #include <SupportDefs.h>
13 
14 #include <arch_debug.h>
15 #include <cpu.h>
16 
17 
18 struct kernel_args;
19 
20 namespace BKernel {
21 	struct Thread;
22 }
23 
24 using BKernel::Thread;
25 
26 
27 // arch_debug_get_stack_trace() flags
28 #define STACK_TRACE_KERNEL	0x01
29 #define STACK_TRACE_USER	0x02
30 
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #define arch_debug_get_caller() __builtin_return_address(0)
37 
38 status_t arch_debug_init(kernel_args *args);
39 void arch_debug_stack_trace(void);
40 int32 arch_debug_get_stack_trace(addr_t* returnAddresses, int32 maxCount,
41 		int32 skipIframes, int32 skipFrames, uint32 flags);
42 void* arch_debug_get_interrupt_pc(bool* _isSyscall);
43 bool arch_debug_contains_call(Thread *thread, const char *symbol,
44 		addr_t start, addr_t end);
45 void arch_debug_save_registers(struct arch_debug_registers* registers);
46 void arch_debug_unset_current_thread(void);
47 void arch_debug_call_with_fault_handler(cpu_ent* cpu, jmp_buf jumpBuffer,
48 		void (*function)(void*), void* parameter);
49 
50 bool arch_is_debug_variable_defined(const char* variableName);
51 status_t arch_set_debug_variable(const char* variableName, uint64 value);
52 status_t arch_get_debug_variable(const char* variableName, uint64* value);
53 
54 ssize_t arch_debug_gdb_get_registers(char* buffer, size_t bufferSize);
55 
56 #ifdef __cplusplus
57 }
58 #endif
59 
60 #endif	/* _KERNEL_ARCH_DEBUG_H */
61