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from oeqa.runtime.case import OERuntimeTestCase
from oeqa.runtime.decorator.package import OEHasPackage
import re
class MicrocodeTest(OERuntimeTestCase):
def get_revision_from_microcode_string_list(self, microcode_string_list, re_pattern):
re_compile = re.compile(re_pattern)
rev_list = []
for s in microcode_string_list:
matched_revs = re_compile.findall(s)
if matched_revs:
for mr in matched_revs:
rev_list.append(int(mr, 16))
return rev_list
@OEHasPackage(["iucode-tool"])
def test_microcode_update(self):
(status, output) = self.target.run('iucode_tool /lib/firmware/intel-ucode/ -tb -lS | grep rev')
if status:
self.skipTest("The iucode_tool detected no microcode for update.")
selected_microcodes = output.splitlines()
selected_rev_list = self.get_revision_from_microcode_string_list(selected_microcodes, "rev (\w*)")
self.assertTrue(selected_rev_list, msg="Could not find any rev from iucode_tool selected microcode.")
(status, output) = self.target.run('dmesg | grep microcode')
self.assertEqual(status, 0, msg='status and output: %s and %s' % (status, output))
updated_microcodes = output.splitlines()
updated_rev_list = self.get_revision_from_microcode_string_list(updated_microcodes, "revision=(\w*)")
self.assertTrue(updated_rev_list, msg="Could not find any updated revision from microcode dmesg.")
for ul in updated_rev_list:
self.assertTrue(ul in selected_rev_list, msg="Updated revision, %s, not in selected revision list (%s)" %
(ul, selected_rev_list))
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