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1# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
2# Use of this source code is governed by a BSD-style license that can be
3# found in the LICENSE file.
4
5from autotest_lib.client.bin import test, utils
6from autotest_lib.client.common_lib import error
7
8class firmware_RomSize(test.test):
9    version = 3
10
11    TARGET_BIOS = '-p host'
12    TARGET_EC = '-p ec'
13
14    def get_size(self, target):
15        data = utils.system_output("flashrom --get-size %s" % target)
16        return int(data.splitlines()[-1])
17
18    def has_flash_chip(self, target):
19        return utils.system("flashrom --flash-name %s" % target,
20                            ignore_status=True) == 0
21
22    def run_once(self):
23        ec_size = 0
24        if self.has_flash_chip(self.TARGET_EC):
25            ec_size = self.get_size(self.TARGET_EC) / 1024
26        bios_size = self.get_size(self.TARGET_BIOS) / 1024
27
28        self.write_perf_keyval({"kb_system_rom_size": bios_size,
29                                "kb_ec_rom_size": ec_size})
30