diff options
Diffstat (limited to 'host/lib/rfnoc/null_block_control.cpp')
| -rw-r--r-- | host/lib/rfnoc/null_block_control.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/host/lib/rfnoc/null_block_control.cpp b/host/lib/rfnoc/null_block_control.cpp index b51dbb906..1c32ba8b9 100644 --- a/host/lib/rfnoc/null_block_control.cpp +++ b/host/lib/rfnoc/null_block_control.cpp @@ -40,6 +40,9 @@ class null_block_control_impl : public null_block_control public: RFNOC_BLOCK_CONSTRUCTOR(null_block_control) { + // This block doesn't pass through packets, so the MTU can differ on + // input and output. + set_mtu_forwarding_policy(forwarding_policy_t::DROP); uint32_t initial_state = regs().peek32(REG_CTRL_STATUS); _streaming = initial_state & 0x2; _nipc = (initial_state >> 24) & 0xFF; |