3 files changed, 15 insertions, 4 deletions

diff --git a/include/asm-avr32/ocd.h b/include/asm-avr32/ocd.h
index 996405e0393f..6bef09490235 100644
--- a/include/asm-avr32/ocd.h
+++ b/include/asm-avr32/ocd.h
@@ -533,6 +533,11 @@ static inline void __ocd_write(unsigned int reg, unsigned long value)
 #define ocd_read(reg)                   __ocd_read(OCD_##reg)
 #define ocd_write(reg, value)           __ocd_write(OCD_##reg, value)
 
+struct task_struct;
+
+void ocd_enable(struct task_struct *child);
+void ocd_disable(struct task_struct *child);
+
 #endif /* !__ASSEMBLER__ */
 
 #endif /* __ASM_AVR32_OCD_H */
diff --git a/include/asm-avr32/ptrace.h b/include/asm-avr32/ptrace.h
index 8c5dba5e33df..9e2d44f4e0fe 100644
--- a/include/asm-avr32/ptrace.h
+++ b/include/asm-avr32/ptrace.h
@@ -121,7 +121,15 @@ struct pt_regs {
 };
 
 #ifdef __KERNEL__
-# define user_mode(regs) (((regs)->sr & MODE_MASK) == MODE_USER)
+
+#include <asm/ocd.h>
+
+#define arch_ptrace_attach(child)       ocd_enable(child)
+
+#define user_mode(regs)                 (((regs)->sr & MODE_MASK) == MODE_USER)
+#define instruction_pointer(regs)       ((regs)->pc)
+#define profile_pc(regs)                instruction_pointer(regs)
+
 extern void show_regs (struct pt_regs *);
 
 static __inline__ int valid_user_regs(struct pt_regs *regs)
@@ -141,9 +149,6 @@ static __inline__ int valid_user_regs(struct pt_regs *regs)
         return 0;
 }
 
-#define instruction_pointer(regs) ((regs)->pc)
-
-#define profile_pc(regs) instruction_pointer(regs)
 
 #endif /* __KERNEL__ */
 
diff --git a/include/asm-avr32/thread_info.h b/include/asm-avr32/thread_info.h
index 184b574289b4..07049f6c0d41 100644
--- a/include/asm-avr32/thread_info.h
+++ b/include/asm-avr32/thread_info.h
@@ -88,6 +88,7 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_MEMDIE              6
 #define TIF_RESTORE_SIGMASK     7       /* restore signal mask in do_signal */
 #define TIF_CPU_GOING_TO_SLEEP  8       /* CPU is entering sleep 0 mode */
+#define TIF_DEBUG               30      /* debugging enabled */
 #define TIF_USERSPACE           31      /* true if FS sets userspace */
 
 #define _TIF_SYSCALL_TRACE      (1 << TIF_SYSCALL_TRACE)