return None
def compile(args, xlen=32): # pylint: disable=redefined-builtin
- cc = os.path.expandvars("$RISCV/bin/riscv%d-unknown-elf-gcc" % xlen)
+ cc = os.path.expandvars("$RISCV/bin/riscv64-unknown-elf-gcc")
cmd = [cc, "-g"]
+ if (xlen == 32):
+ cmd.append("-march=rv32imac")
+ cmd.append("-mabi=ilp32")
+ else:
+ cmd.append("-march=rv64imac")
+ cmd.append("-mabi=lp64")
for arg in args:
found = find_file(arg)
if found:
else:
cmd.append(arg)
process = subprocess.Popen(cmd, stdout=subprocess.PIPE,
- stderr=subprocess.PIPE)
+ stderr=subprocess.PIPE)
stdout, stderr = process.communicate()
if process.returncode:
print
# This command needs to come before any config scripts on the command
# line, since they are executed in order.
- # Tell OpenOCD to bind to an unused port.
- cmd[1:1] = ["--command", "gdb_port %d" % 0]
+ cmd[1:1] = [
+ # Tell OpenOCD to bind gdb to an unused, ephemeral port.
+ "--command",
+ "gdb_port 0",
+ # Disable tcl and telnet servers, since they are unused and because
+ # the port numbers will conflict if multiple OpenOCD processes are
+ # running on the same server.
+ "--command",
+ "tcl_port disabled",
+ "--command",
+ "telnet_port disabled",
+ ]
logfile = open(Openocd.logname, "w")
logfile.write("+ %s\n" % " ".join(cmd))
messaged = False
while True:
log = open(Openocd.logname).read()
- if "Examined RISCV core" in log:
+ if "OK GO NOW" in log:
break
if not self.process.poll() is None:
raise Exception(
elif matches:
[match] = matches
return int(match.group('port'))
- time.sleep(0.1)
+ time.sleep(1)
raise Exception("Timed out waiting for gdb server to obtain port.")
def __del__(self):
"""Wait for prompt."""
self.child.expect(r"\(gdb\)")
- def command(self, command, timeout=-1):
+ def command(self, command, timeout=6000):
self.child.sendline(command)
self.child.expect("\n", timeout=timeout)
self.child.expect(r"\(gdb\)", timeout=timeout)
def interrupt(self):
self.child.send("\003")
- self.child.expect(r"\(gdb\)", timeout=60)
+ self.child.expect(r"\(gdb\)", timeout=6000)
return self.child.before.strip()
def x(self, address, size='w'):
return output
def load(self):
- output = self.command("load", timeout=60)
+ output = self.command("load", timeout=6000)
assert "failed" not in output
assert "Transfer rate" in output
assert "Hardware assisted breakpoint" in output
return output
-def run_all_tests(module, target, tests, fail_fast):
+def run_all_tests(module, target, parsed):
good_results = set(('pass', 'not_applicable'))
start = time.time()
results = {}
count = 0
+
+ global gdb_cmd # pylint: disable=global-statement
+ gdb_cmd = parsed.gdb
+
+ todo = [("ExamineTarget", ExamineTarget)]
for name in dir(module):
definition = getattr(module, name)
if type(definition) == type and hasattr(definition, 'test') and \
- (not tests or any(test in name for test in tests)):
- instance = definition(target)
- result = instance.run()
- results.setdefault(result, []).append(name)
- count += 1
- if result not in good_results and fail_fast:
- break
+ (not parsed.test or any(test in name for test in parsed.test)):
+ todo.append((name, definition))
+
+ for name, definition in todo:
+ instance = definition(target)
+ result = instance.run()
+ results.setdefault(result, []).append(name)
+ count += 1
+ if result not in good_results and parsed.fail_fast:
+ break
header("ran %d tests in %.0fs" % (count, time.time() - start), dash=':')
help="Exit as soon as any test fails.")
parser.add_argument("test", nargs='*',
help="Run only tests that are named here.")
+ parser.add_argument("--gdb",
+ help="The command to use to start gdb.")
def header(title, dash='-'):
if title:
else:
print dash * 40
+def print_log(path):
+ header(path)
+ lines = open(path, "r").readlines()
+ if len(lines) > 1000:
+ for l in lines[:500]:
+ sys.stdout.write(l)
+ print "..."
+ for l in lines[-500:]:
+ sys.stdout.write(l)
+ else:
+ for l in lines:
+ sys.stdout.write(l)
+
class BaseTest(object):
compiled = {}
- logs = []
def __init__(self, target):
self.target = target
self.target_process = None
self.binary = None
self.start = 0
+ self.logs = []
def early_applicable(self):
"""Return a false value if the test has determined it cannot run
header("Traceback")
traceback.print_exc(file=sys.stdout)
for log in self.logs:
- header(log)
- print open(log, "r").read()
+ print_log(log)
print "/" * 40
return result
print "%s in %.2fs" % (result, time.time() - self.start)
return result
+gdb_cmd = None
+class GdbTest(BaseTest):
+ def __init__(self, target):
+ BaseTest.__init__(self, target)
+ self.gdb = None
+
+ def classSetup(self):
+ BaseTest.classSetup(self)
+ self.logs.append("gdb.log")
+
+ if gdb_cmd:
+ self.gdb = Gdb(gdb_cmd)
+ else:
+ self.gdb = Gdb()
+
+ if self.binary:
+ self.gdb.command("file %s" % self.binary)
+ if self.target:
+ self.gdb.command("set arch riscv:rv%d" % self.target.xlen)
+ self.gdb.command("set remotetimeout %d" % self.target.timeout_sec)
+ if self.server.port:
+ self.gdb.command(
+ "target extended-remote localhost:%d" % self.server.port)
+
+ self.gdb.p("$priv=3")
+
+ def classTeardown(self):
+ del self.gdb
+ BaseTest.classTeardown(self)
+
+class ExamineTarget(GdbTest):
+ def test(self):
+ self.target.misa = self.gdb.p("$misa")
+
+ txt = "RV"
+ if (self.target.misa >> 30) == 1:
+ txt += "32"
+ elif (self.target.misa >> 62) == 2:
+ txt += "64"
+ elif (self.target.misa >> 126) == 3:
+ txt += "128"
+ else:
+ txt += "??"
+
+ for i in range(26):
+ if self.target.misa & (1<<i):
+ txt += chr(i + ord('A'))
+ print txt,
+
class TestFailed(Exception):
def __init__(self, message):
Exception.__init__(self)