def test_fullFill_randomized(self):
u = self.u
N = 2 * 16 - 1
m = DenseMemory(self.DATA_WIDTH, u.clk, wDatapumpIntf=u.wDatapump)
ITEM_SIZE = self.DATA_WIDTH // 8
MAGIC = 88
self.randomize(u.items)
self.randomize(u.wDatapump.w)
self.randomize(u.wDatapump.req)
self.randomize(u.wDatapump.ack)
BASE = m.malloc(ITEM_SIZE * N)
u.baseAddr._ag.dout.append(BASE)
u.items._ag.data.extend([MAGIC + i for i in range(N)])
self.runSim(200 * 10 * Time.ns)
self.assertEmpty(u.items._ag.data)
self.assertEmpty(u.wDatapump.ack._ag.data)
BASE_INDX = BASE // ITEM_SIZE
for i in range(N):
self.assertEqual(m.data[BASE_INDX + i], MAGIC + i)
self.assertValEqual(self.u.uploaded._ag.data[-1], N)
def test_fullFill_randomized(self):
u = self.u
N = 2 * 16 - 1
m = DenseMemory(self.DATA_WIDTH, u.clk, wDatapumpIntf=u.wDatapump)
ITEM_SIZE = self.DATA_WIDTH // 8
MAGIC = 88
self.randomize(u.items)
self.randomize(u.wDatapump.w)
self.randomize(u.wDatapump.req)
self.randomize(u.wDatapump.ack)
BASE = m.malloc(ITEM_SIZE * N)
u.baseAddr._ag.dout.append(BASE)
u.items._ag.data.extend([MAGIC + i for i in range(N)])
self.runSim(200 * 10 * Time.ns)
self.assertEmpty(u.items._ag.data)
self.assertEmpty(u.wDatapump.ack._ag.data)
BASE_INDX = BASE // ITEM_SIZE
for i in range(N):
self.assertEqual(m.data[BASE_INDX + i], MAGIC + i)
self.assertValEqual(self.u.uploaded._ag.data[-1], N)
def test_3x128(self):
u = self.u
m = DenseMemory(self.DATA_WIDTH, u.clk, wDatapumpIntf=u.wDatapump)
N = 128
_mask = mask(self.DATA_WIDTH // 8)
data = [[self._rand.getrandbits(self.DATA_WIDTH) for _ in range(N)]
for _ in range(self.DRIVER_CNT)]
dataAddress = [m.malloc(N * self.DATA_WIDTH // 8) for _ in range(self.DRIVER_CNT)]
for di, _data in enumerate(data):
req = u.drivers[di].req._ag
wIn = u.drivers[di].w._ag
dataIt = iter(_data)
addr = dataAddress[di]
end = False
while True:
frameSize = self._rand.getrandbits(4) + 1
frame = []
try:
for _ in range(frameSize):
frame.append(next(dataIt))
except StopIteration:
end = True
if frame:
req.data.append(mkReq(addr, len(frame) - 1))
wIn.data.extend([(d, _mask, i == len(frame) - 1)
for i, d in enumerate(frame)])
addr += len(frame) * self.DATA_WIDTH // 8
if end:
break
ra = self.randomize
for d in u.drivers:
ra(d.req)
ra(d.w)
ra(d.ack)
ra(u.wDatapump.req)
ra(u.wDatapump.w)
ra(u.wDatapump.ack)
self.runSim(self.DRIVER_CNT * N * 50 * Time.ns)
for i, baseAddr in enumerate(dataAddress):
inMem = m.getArray(baseAddr, self.DATA_WIDTH // 8, N)
self.assertValSequenceEqual(inMem, data[i], "driver:%d" % i)