* Added architecture specific structure to thread_debug_info.

* Added event callbacks for break- and watchpoints and single stepping.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11520 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/user_debugger.h

@@ -51,6 +51,8 @@ struct thread_debug_info {
 		// won't go).
 	port_id		debug_port;
 		// the port the thread is waiting on for commands from the nub thread
+
+	struct arch_thread_debug_info	arch_info;
 };
 
 #define GRAB_TEAM_DEBUG_INFO_LOCK(info)		acquire_spinlock(&(info).lock)
@@ -131,6 +133,8 @@ void user_debug_thread_created(thread_id threadID);
 void user_debug_thread_deleted(team_id teamID, thread_id threadID);
 void user_debug_image_created(const image_info *imageInfo);
 void user_debug_image_deleted(const image_info *imageInfo);
+void user_debug_break_or_watchpoint_hit(bool watchpoint);
+void user_debug_single_stepped();
 
 
 // syscalls

src/kernel/core/user_debugger.cpp

@@ -116,6 +116,7 @@ void
 clear_thread_debug_info(struct thread_debug_info *info, bool dying)
 {
 	if (info) {
+		arch_clear_thread_debug_info(&info->arch_info);
 		atomic_set(&info->flags,
 			B_THREAD_DEBUG_DEFAULT_FLAGS | (dying ? B_THREAD_DEBUG_DYING : 0));
 		info->debug_port = -1;
@@ -127,6 +128,8 @@ void
 destroy_thread_debug_info(struct thread_debug_info *info)
 {
 	if (info) {
+		arch_destroy_thread_debug_info(&info->arch_info);
+
 		if (info->debug_port >= 0) {
 			delete_port(info->debug_port);
 			info->debug_port = -1;
@@ -650,6 +653,20 @@ user_debug_image_deleted(const image_info *imageInfo)
 }
 
 
+void
+user_debug_break_or_watchpoint_hit(bool watchpoint)
+{
+	stop_thread((watchpoint ? B_WATCHPOINT_HIT : B_BREAKPOINT_HIT), NULL);
+}
+
+
+void
+user_debug_single_stepped()
+{
+	stop_thread(B_SINGLE_STEP, NULL);
+}
+
+
 static void
 nub_thread_cleanup(struct thread *nubThread)
 {