liteeth_mini: export ethmac slot parameters via CSR constants.

whitequark · whitequark · commit 5764e23f528a · 2017-10-03T19:12:09.000Z
diff --git a/misoc/cores/liteeth_mini/mac/__init__.py b/misoc/cores/liteeth_mini/mac/__init__.py
@@ -16,6 +16,10 @@ def __init__(self, phy, dw,
         self.submodules.core = LiteEthMACCore(phy, dw, endianness, with_preamble_crc)
         self.csrs = []
         if interface == "wishbone":
+            self.rx_slots = CSRConstant(nrxslots)
+            self.tx_slots = CSRConstant(ntxslots)
+            self.slot_size = CSRConstant(2**bits_for(eth_mtu))
+
             self.submodules.interface = LiteEthMACWishboneInterface(dw, nrxslots, ntxslots)
             self.comb += [
                 self.interface.source.connect(self.core.sink),
