2 files changed, 9 insertions, 4 deletions

diff --git a/scripts/pybootchartgui/pybootchartgui/draw.py b/scripts/pybootchartgui/pybootchartgui/draw.py
index 2a261600a5..299cced741 100644
--- a/scripts/pybootchartgui/pybootchartgui/draw.py
+++ b/scripts/pybootchartgui/pybootchartgui/draw.py
@@ -187,12 +187,15 @@ def draw_label_in_box(ctx, color, label, x, y, w, maxx):
                 label_x = x - label_w - 5
         draw_text(ctx, label, color, label_x, y)
 
-def draw_sec_labels(ctx, rect, sec_w, nsecs):
+def draw_sec_labels(ctx, options, rect, sec_w, nsecs):
         ctx.set_font_size(AXIS_FONT_SIZE)
         prev_x = 0
         for i in range(0, rect[2] + 1, sec_w):
                 if ((i / sec_w) % nsecs == 0) :
-                        label = "%ds" % (i / sec_w)
+                        if options.app_options.as_minutes :
+                                label = "%.1f" % (i / sec_w / 60.0)
+                        else :
+                                label = "%d" % (i / sec_w)
                         label_w = ctx.text_extents(label)[2]
                         x = rect[0] + i - label_w/2
                         if x >= prev_x:
@@ -426,7 +429,7 @@ def render_processes_chart(ctx, options, trace, curr_y, w, h, sec_w):
         ctx.set_font_size(PROC_TEXT_FONT_SIZE)
 
         draw_box_ticks(ctx, chart_rect, sec_w)
-        draw_sec_labels(ctx, chart_rect, sec_w, 30)
+        draw_sec_labels(ctx, options, chart_rect, sec_w, 30)
 
         y = curr_y+header_h
 
@@ -555,7 +558,7 @@ def draw_process_bar_chart(ctx, clip, options, proc_tree, times, curr_y, w, h, s
                 nsec = 1
         else:
                 nsec = 5
-        draw_sec_labels (ctx, chart_rect, sec_w, nsec)
+        draw_sec_labels (ctx, options, chart_rect, sec_w, nsec)
         draw_annotations (ctx, proc_tree, times, chart_rect)
 
         y = curr_y + 60
diff --git a/scripts/pybootchartgui/pybootchartgui/main.py.in b/scripts/pybootchartgui/pybootchartgui/main.py.in
index 1d70271f72..cc9c40b178 100644
--- a/scripts/pybootchartgui/pybootchartgui/main.py.in
+++ b/scripts/pybootchartgui/pybootchartgui/main.py.in
@@ -40,6 +40,8 @@ def _mk_options_parser():
                           help="split the output chart into <NUM> charts, only works with \"-o PATH\"")
         parser.add_option("-m", "--mintime", dest="mintime", type=int, default=8,
                           help="only tasks longer than this time will be displayed")
+        parser.add_option("-M", "--minutes", action="store_true", dest="as_minutes", default=False,
+                          help="display time in minutes instead of seconds")
 #       parser.add_option("-n", "--no-prune", action="store_false", dest="prune", default=True,
 #                         help="do not prune the process tree")
         parser.add_option("-q", "--quiet", action="store_true", dest="quiet", default=False,