headers/private/kernel/arch/debug.h

   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 status_t arch_debug_init(kernel_args *args);
  37 void arch_debug_stack_trace(void);
  38 void *arch_debug_get_caller(void);
  39 int32 arch_debug_get_stack_trace(addr_t* returnAddresses, int32 maxCount,
  40                 int32 skipIframes, int32 skipFrames, uint32 flags);
  41 void* arch_debug_get_interrupt_pc(bool* _isSyscall);
  42 bool arch_debug_contains_call(Thread *thread, const char *symbol,
  43                 addr_t start, addr_t end);
  44 void arch_debug_save_registers(struct arch_debug_registers* registers);
  45 void arch_debug_unset_current_thread(void);
  46 void arch_debug_call_with_fault_handler(cpu_ent* cpu, jmp_buf jumpBuffer,
  47                 void (*function)(void*), void* parameter);
  48
  49 bool arch_is_debug_variable_defined(const char* variableName);
  50 status_t arch_set_debug_variable(const char* variableName, uint64 value);
  51 status_t arch_get_debug_variable(const char* variableName, uint64* value);
  52
  53 ssize_t arch_debug_gdb_get_registers(char* buffer, size_t bufferSize);
  54
  55 #ifdef __cplusplus
  56 }
  57 #endif
  58
  59 #endif  /* _KERNEL_ARCH_DEBUG_H */