srenblad/artiq
1
0
Fork 0
forked from M-Labs/artiq
Code Pull Requests Activity

coreanalyzer: use VCD scopes for DDS/SPI

Browse Source
This commit is contained in:
Robert Jördens 2017-02-18 14:25:01 +01:00
parent 7519408857
commit 039ced6637
1 changed files with 19 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
artiq/coredevice/analyzer.py
View File

@ -1,6 +1,7 @@
from operator import itemgetter
from collections import namedtuple
from itertools import count
from contextlib import contextmanager
import struct
import logging
@ -118,6 +119,12 @@ class VCDManager:
.format(name=name, code=code, width=width))
return VCDChannel(self.out, code)
@contextmanager
def scope(self, name):
self.out.write("$scope module {} $end\n".format(name))
yield
self.out.write("$upscope $end\n")
def set_time(self, time):
if time != self.current_time:
self.out.write("#{}\n".format(time))
@ -178,10 +185,11 @@ class DDSHandler:
def add_dds_channel(self, name, dds_channel_nr):
dds_channel = dict()
with self.vcd_manager.scope("dds/{}".format(name)):
dds_channel["vcd_frequency"] = \
self.vcd_manager.get_channel("dds/" + name + "/frequency", 64)
self.vcd_manager.get_channel(name + "/frequency", 64)
dds_channel["vcd_phase"] = \
self.vcd_manager.get_channel("dds/" + name + "/phase", 64)
self.vcd_manager.get_channel(name + "/phase", 64)
if self.dds_type == "DDSChannelAD9914":
dds_channel["ftw"] = [None, None]
dds_channel["pow"] = None
@ -266,12 +274,13 @@ class SPIMasterHandler(WishboneHandlerMixin):
def __init__(self, vcd_manager, name):
super().__init__(read_bit=0b100)
self.channels = {}
with vcd_manager.scope("spi/{}".format(name)):
for reg_name, reg_width in [
("config", 32),
("chip_select", 16), ("write_length", 8), ("read_length", 8),
("config", 32), ("chip_select", 16),
("write_length", 8), ("read_length", 8),
("write", 32), ("read", 32)]:
self.channels[reg_name] = vcd_manager.get_channel(
"/".join((name, reg_name)), reg_width)
"{}/{}".format(name, reg_name), reg_width)
def process_write(self, address, data):
if address == 0: