xref: /gem5/util/minorview.py

#!/usr/bin/env python2.7
#
# Copyright (c) 2013 ARM Limited
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# Authors: Andrew Bardsley
#
# minorview.py: Minorview visuliser for MinorCPU model MinorTrace output
#

import gtk
import os
import sys
import argparse

# Find MinorView modules even if not called from minorview directory
minorviewDir = os.path.dirname(os.path.realpath(__file__))
sys.path.append(minorviewDir)

from minorview.model import BlobModel
from minorview.view import BlobView, BlobController, BlobWindow
from minorview.point import Point

if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Minor visualiser')

    parser.add_argument('--picture', metavar='picture-file',
        default=minorviewDir + '/minorview/minor.pic',
        help='markup file containing blob information '
            + '(default: <minorview-path>/minor.pic)')
    parser.add_argument('--prefix', metavar='name', default='system.cpu',
        help='name prefix in trace for CPU to be visualised (default: '
            + 'system.cpu)')
    parser.add_argument('--start-time', metavar='time', type=int, default=0,
        help='time of first event to load from file')
    parser.add_argument('--end-time', metavar='time', type=int, default=None,
        help='time of last event to load from file')
    parser.add_argument('--mini-views', action='store_true', default=False,
        help='show tiny views of the next 10 time steps')
    parser.add_argument('eventFile', metavar='event-file', default='ev')

    args = parser.parse_args(sys.argv[1:])

    model = BlobModel(unitNamePrefix=args.prefix)

    if args.picture and os.access(args.picture, os.O_RDONLY):
        model.load_picture(args.picture)
    else:
        parser.error('Can\'t read picture file: ' + args.picture)

    # Make the key objects
    view = BlobView(model)
    controller = BlobController(model, view,
        defaultEventFile=args.eventFile,
        defaultPictureFile=args.picture)
    window = BlobWindow(model, view, controller)
    window.add_control_bar(controller.bar)

    # Miniviews allow future timesteps to appear at the bottom of the
    #   display.
    if args.mini_views:
        window.miniViewCount = 10

    window.show_window()

    if args.eventFile and os.access(args.eventFile, os.O_RDONLY):
        controller.startTime = args.start_time
        controller.endTime = args.end_time
        model.load_events(args.eventFile, startTime=args.start_time,
            endTime=args.end_time)
        controller.set_time_index(0)
    else:
        parser.error('Can\'t read event file: ' + args.eventFile)

    gtk.main()