Hardware
/
litex
mirror of https://github.com/enjoy-digital/litex.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

icmp: replace fifo with packet buffer and reduce buffering

This commit is contained in:
Florent Kermarrec 2015-02-09 19:24:49 +01:00
parent 8497f6b906
commit 13e9e23a94
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
liteeth/core/icmp/__init__.py
View File

@ -113,12 +113,12 @@ class LiteEthICMPEcho(Module):
self.sink = sink = Sink(eth_icmp_user_description(8))
self.source = source = Source(eth_icmp_user_description(8))
###
self.submodules.fifo = fifo = SyncFIFO(eth_icmp_user_description(8), 512, buffered=True)
self.submodules.buffer = PacketBuffer(eth_icmp_user_description(8), 128, 2)
self.comb += [
Record.connect(sink, fifo.sink),
Record.connect(fifo.source, source),
Record.connect(sink, self.buffer.sink),
Record.connect(self.buffer.source, source),
self.source.msgtype.eq(0x0),
self.source.checksum.eq(~((~fifo.source.checksum)-0x0800))
self.source.checksum.eq(~((~self.buffer.source.checksum)-0x0800))
]
class LiteEthICMP(Module):