diff options
| -rwxr-xr-x | src/target/trx_toolkit/fake_trx.py | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/src/target/trx_toolkit/fake_trx.py b/src/target/trx_toolkit/fake_trx.py index f0dc5a52..f14d1437 100755 --- a/src/target/trx_toolkit/fake_trx.py +++ b/src/target/trx_toolkit/fake_trx.py @@ -110,6 +110,11 @@ class FakeTRX(Transceiver): RSSI_BASE_DEFAULT = -60 CI_BASE_DEFAULT = 90 + # Default values for NOPE / IDLE indications + TOA256_NOISE_DEFAULT = 0 + RSSI_NOISE_DEFAULT = -110 + CI_NOISE_DEFAULT = -30 + def __init__(self, *trx_args, **trx_kwargs): Transceiver.__init__(self, *trx_args, **trx_kwargs) @@ -177,9 +182,6 @@ class FakeTRX(Transceiver): return False def _handle_data_msg_v1(self, src_msg, msg): - # TODO: NOPE indications are not (yet) supported - msg.nope_ind = False - # C/I (Carrier-to-Interference ratio) msg.ci = self.ci @@ -200,6 +202,26 @@ class FakeTRX(Transceiver): # simulates RF path parameters (such as RSSI), # and sends towards the L1 def handle_data_msg(self, src_trx, src_msg, msg): + # Path loss simulation + msg.nope_ind = self.sim_burst_drop(msg) + if msg.nope_ind: + # Before TRXDv1, we simply drop the message + if msg.ver < 0x01: + del msg + return + + # Since TRXDv1, we should send a NOPE.ind + del msg.burst # burst bits are omited + msg.burst = None + + # TODO: shoud we make these values configurable? + msg.toa256 = self.TOA256_NOISE_DEFAULT + msg.rssi = self.RSSI_NOISE_DEFAULT + msg.ci = self.CI_NOISE_DEFAULT + + self.data_if.send_msg(msg) + return + # Complete message header msg.toa256 = self.toa256 msg.rssi = self.rssi @@ -212,10 +234,6 @@ class FakeTRX(Transceiver): if src_trx.ta != 0: msg.toa256 -= src_trx.ta * 256 - # Path loss simulation - if self.sim_burst_drop(msg): - return - # TODO: make legacy mode configurable (via argv?) self.data_if.send_msg(msg, legacy = True) |