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tools/litex_client/RemoteClient: add base_address parameter. 

Useful when address translation is done in the SoC.
This commit is contained in:
Florent Kermarrec 2020-05-25 12:20:01 +02:00
parent 78a9579e09
commit 24687cbd9f
1 changed files with 9 additions and 8 deletions
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11
litex/tools/litex_client.py
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@ -11,13 +11,14 @@ from litex.tools.remote.csr_builder import CSRBuilder
class RemoteClient(EtherboneIPC, CSRBuilder):
def __init__(self, host="localhost", port=1234, csr_csv="csr.csv", csr_data_width=None, debug=False):
def __init__(self, host="localhost", port=1234, base_address=0, csr_csv="csr.csv", csr_data_width=None, debug=False):
if csr_csv is not None:
CSRBuilder.__init__(self, self, csr_csv, csr_data_width)
else:
assert csr_data_width is not None
self.host = host
self.port = port
self.base_address = base_address
self.debug = debug
def open(self):
@ -36,7 +37,7 @@ class RemoteClient(EtherboneIPC, CSRBuilder):
length_int = 1 if length is None else length
# prepare packet
record = EtherboneRecord()
record.reads = EtherboneReads(addrs=[addr + 4*j for j in range(length_int)])
record.reads = EtherboneReads(addrs=[self.base_address + addr + 4*j for j in range(length_int)])
record.rcount = len(record.reads)
# send packet
@ -51,13 +52,13 @@ class RemoteClient(EtherboneIPC, CSRBuilder):
datas = packet.records.pop().writes.get_datas()
if self.debug:
for i, data in enumerate(datas):
print("read {:08x} @ {:08x}".format(data, addr + 4*i))
print("read {:08x} @ {:08x}".format(data, self.base_address + addr + 4*i))
return datas[0] if length is None else datas
def write(self, addr, datas):
datas = datas if isinstance(datas, list) else [datas]
record = EtherboneRecord()
record.writes = EtherboneWrites(base_addr=addr, datas=[d for d in datas])
record.writes = EtherboneWrites(base_addr=self.base_address + addr, datas=[d for d in datas])
record.wcount = len(record.writes)
packet = EtherbonePacket()
@ -67,4 +68,4 @@ class RemoteClient(EtherboneIPC, CSRBuilder):
if self.debug:
for i, data in enumerate(datas):
print("write {:08x} @ {:08x}".format(data, addr + 4*i))
print("write {:08x} @ {:08x}".format(data, self.base_address + addr + 4*i))