etherbone: reads OK on hardware
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23c4f5c090
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@ -169,7 +169,7 @@ class LiteEthEtherboneRecord(Module):
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self.comb += [
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self.comb += [
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Record.connect(sender.source, packetizer.sink),
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Record.connect(sender.source, packetizer.sink),
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Record.connect(packetizer.source, source),
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Record.connect(packetizer.source, source),
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source.length.eq(sender.source.wcount*4 + 4), # XXX verify this
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source.length.eq(sender.source.wcount*4 + 4 +etherbone_record_header_len), # XXX improve this
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source.ip_address.eq(last_ip_address)
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source.ip_address.eq(last_ip_address)
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]
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]
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if endianness is "big":
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if endianness is "big":
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@ -1,7 +1,7 @@
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import socket
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import socket, time
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from liteeth.test.model.etherbone import *
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from liteeth.test.model.etherbone import *
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SRAM_BASE = 0x02000000
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SRAM_BASE = 0x02000000//4
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import socket
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import socket
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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@ -11,6 +11,7 @@ packet = EtherbonePacket()
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packet.pf = 1
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packet.pf = 1
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packet.encode()
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packet.encode()
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sock.sendto(bytes(packet), ("192.168.1.40", 20000))
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sock.sendto(bytes(packet), ("192.168.1.40", 20000))
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time.sleep(0.01)
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# test writes
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# test writes
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writes_datas = [j for j in range(16)]
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writes_datas = [j for j in range(16)]
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@ -32,3 +33,26 @@ packet = EtherbonePacket()
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packet.records = [record]
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packet.records = [record]
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packet.encode()
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packet.encode()
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sock.sendto(bytes(packet), ("192.168.1.40", 20000))
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sock.sendto(bytes(packet), ("192.168.1.40", 20000))
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time.sleep(0.01)
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# test reads
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reads_addrs = [SRAM_BASE+j for j in range(16)]
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reads = EtherboneReads(base_ret_addr=0x1000, addrs=reads_addrs)
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record = EtherboneRecord()
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record.writes = None
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record.reads = reads
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record.bca = 0
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record.rca = 0
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record.rff = 0
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record.cyc = 0
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record.wca = 0
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record.wff = 0
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record.byte_enable = 0xf
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record.wcount = 0
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record.rcount = len(reads_addrs)
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packet = EtherbonePacket()
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packet.records = [record]
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packet.encode()
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sock.sendto(bytes(packet), ("192.168.1.40", 20000))
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time.sleep(0.01)
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@ -16,7 +16,8 @@ conditions = {
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"core_udp_tx_fsm_state" : 1
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"core_udp_tx_fsm_state" : 1
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}
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}
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conditions = {
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conditions = {
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"etherbonesocdevel_master_bus_stb" : 1
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"etherbonesocdevel_master_bus_stb" : 1,
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"etherbonesocdevel_master_bus_we" : 0
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}
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}
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la.configure_term(port=0, cond=conditions)
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la.configure_term(port=0, cond=conditions)
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la.configure_sum("term")
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la.configure_sum("term")
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