apps/trace: add switch and dump instrumentation

usage:
    trace switch switch [+|-]
                             Configure switch trace filter

    trace print [+|-]
                             Configure dump trace filter

Signed-off-by: zhanghu6 <zhanghu6@xiaomi.com>

system/trace/trace.c

@@ -325,6 +325,19 @@ static int trace_cmd_mode(int index, int argc, FAR char **argv,
             break;
 #endif
 
+#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
+          case 'w':   /* Switch trace */
+            if (enable)
+              {
+                mode.flag |= NOTE_FILTER_MODE_FLAG_SWITCH;
+              }
+            else
+              {
+                mode.flag &= ~NOTE_FILTER_MODE_FLAG_SWITCH;
+              }
+            break;
+#endif
+
 #ifdef CONFIG_SCHED_INSTRUMENTATION_SYSCALL
           case 's':   /* Syscall trace */
             if (enable)
@@ -362,6 +375,19 @@ static int trace_cmd_mode(int index, int argc, FAR char **argv,
             break;
 #endif
 
+#ifdef CONFIG_SCHED_INSTRUMENTATION_DUMP
+          case 'd':   /* Dump trace */
+            if (enable)
+              {
+                mode.flag |= NOTE_FILTER_MODE_FLAG_DUMP;
+              }
+            else
+              {
+                mode.flag &= ~NOTE_FILTER_MODE_FLAG_DUMP;
+              }
+            break;
+#endif
+
           default:
             fprintf(stderr,
                     "trace mode: invalid option '%s'\n", argv[index]);
@@ -440,6 +466,54 @@ static int trace_cmd_mode(int index, int argc, FAR char **argv,
   return index;
 }
 
+/****************************************************************************
+ * Name: trace_cmd_switch
+ ****************************************************************************/
+
+#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
+static int trace_cmd_switch(int index, int argc, FAR char **argv,
+                            int notectlfd)
+{
+  bool enable;
+  struct note_filter_mode_s mode;
+
+  /* Usage: trace switch [+|-] */
+
+  /* Get current filter setting */
+
+  ioctl(notectlfd, NOTECTL_GETMODE, (unsigned long)&mode);
+
+  /* Parse the setting parameters */
+
+  if (argv[index][0] == '-' || argv[index][0] == '+')
+    {
+      enable = (argv[index][0] == '+');
+      if (enable ==
+          ((mode.flag & NOTE_FILTER_MODE_FLAG_SWITCH) != 0))
+        {
+          /* Already set */
+
+          return false;
+        }
+
+      if (enable)
+        {
+          mode.flag |= NOTE_FILTER_MODE_FLAG_SWITCH;
+        }
+      else
+        {
+          mode.flag &= ~NOTE_FILTER_MODE_FLAG_SWITCH;
+        }
+
+      ioctl(notectlfd, NOTECTL_SETMODE, (unsigned long)&mode);
+
+      index++;
+    }
+
+  return index;
+}
+#endif
+
 /****************************************************************************
  * Name: trace_cmd_syscall
  ****************************************************************************/
@@ -642,6 +716,54 @@ static int trace_cmd_irq(int index, int argc, FAR char **argv, int notectlfd)
 }
 #endif
 
+/****************************************************************************
+ * Name: trace_cmd_print
+ ****************************************************************************/
+
+#ifdef CONFIG_SCHED_INSTRUMENTATION_DUMP
+static int trace_cmd_print(int index, int argc, FAR char **argv,
+                           int notectlfd)
+{
+  bool enable;
+  struct note_filter_mode_s mode;
+
+  /* Usage: trace print [+|-] */
+
+  /* Get current filter setting */
+
+  ioctl(notectlfd, NOTECTL_GETMODE, (unsigned long)&mode);
+
+  /* Parse the setting parameters */
+
+  if (argv[index][0] == '-' || argv[index][0] == '+')
+    {
+      enable = (argv[index][0] == '+');
+      if (enable ==
+          ((mode.flag & NOTE_FILTER_MODE_FLAG_DUMP) != 0))
+        {
+          /* Already set */
+
+          return false;
+        }
+
+      if (enable)
+        {
+          mode.flag |= NOTE_FILTER_MODE_FLAG_DUMP;
+        }
+      else
+        {
+          mode.flag &= ~NOTE_FILTER_MODE_FLAG_DUMP;
+        }
+
+      ioctl(notectlfd, NOTECTL_SETMODE, (unsigned long)&mode);
+
+      index++;
+    }
+
+  return index;
+}
+#endif
+
 /****************************************************************************
  * Name: show_usage
  ****************************************************************************/
@@ -663,8 +785,12 @@ static void show_usage(void)
           "  dump [-c][<filename>]           :"
                                 " Output the trace result\n"
 #endif
-          "  mode [{+|-}{o|s|a|i}...]        :"
+          "  mode [{+|-}{o|w|s|a|i|d}...]        :"
                                 " Set task trace options\n"
+#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
+          "  switch [+|-] :"
+                                " Configure switch trace filter\n"
+#endif
 #ifdef CONFIG_SCHED_INSTRUMENTATION_SYSCALL
           "  syscall [{+|-}<syscallname>...] :"
                                 " Configure syscall trace filter\n"
@@ -672,6 +798,10 @@ static void show_usage(void)
 #ifdef CONFIG_SCHED_INSTRUMENTATION_IRQHANDLER
           "  irq [{+|-}<irqnum>...]          :"
                                 " Configure IRQ trace filter\n"
+#endif
+#ifdef CONFIG_SCHED_INSTRUMENTATION_DUMP
+          "  print [+|-] :"
+                                " Configure dump trace filter\n"
 #endif
          );
 }
@@ -734,6 +864,12 @@ int main(int argc, FAR char *argv[])
         {
           i = trace_cmd_mode(i + 1, argc, argv, notectlfd);
         }
+#ifdef CONFIG_SCHED_INSTRUMENTATION_SWITCH
+      else if (strcmp(argv[i], "switch") == 0)
+        {
+          i = trace_cmd_switch(i + 1, argc, argv, notectlfd);
+        }
+#endif
 #ifdef CONFIG_SCHED_INSTRUMENTATION_SYSCALL
       else if (strcmp(argv[i], "syscall") == 0)
         {
@@ -745,6 +881,12 @@ int main(int argc, FAR char *argv[])
         {
           i = trace_cmd_irq(i + 1, argc, argv, notectlfd);
         }
+#endif
+#ifdef CONFIG_SCHED_INSTRUMENTATION_DUMP
+      else if (strcmp(argv[i], "print") == 0)
+        {
+          i = trace_cmd_print(i + 1, argc, argv, notectlfd);
+        }
 #endif
       else
         {