blob: 5240aa00387873fe30cda6486d3ff3de09bfee02 [file] [log] [blame]
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# Copyright (C) 2017-2020 The Project X-Ray Authors.
#
# Use of this source code is governed by a ISC-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/ISC
#
# SPDX-License-Identifier: ISC
import json
import os
from enum import Enum
from prjxray.segmaker import Segmaker, add_site_group_zero
INT = "INT"
BIN = "BIN"
BOOL = "BOOL"
STR = "STR"
def bitfilter_gtp_channel_x(frame, bit):
# Filter out interconnect bits.
if frame not in [28, 29, 30, 31]:
return False
return True
def bitfilter_gtp_channel_x_mid(frame, bit):
# Filter out interconnect bits.
if frame not in [0, 1, 2, 3]:
return False
return True
def main():
segmk = Segmaker("design.bits")
fuz_dir = os.getenv("FUZDIR", None)
assert fuz_dir
with open(os.path.join(fuz_dir, "attrs.json"), "r") as attr_file:
attrs = json.load(attr_file)
print("Loading tags")
with open("params.json") as f:
primitives_list = json.load(f)
for primitive in primitives_list:
tile_type = primitive["tile_type"]
params_list = primitive["params"]
for params in params_list:
site = params["site"]
if "GTPE2_CHANNEL" not in site:
continue
in_use = params["IN_USE"]
segmk.add_site_tag(site, "IN_USE", in_use)
if in_use:
for param, param_info in attrs.items():
value = params[param]
param_type = param_info["type"]
param_digits = param_info["digits"]
param_values = param_info["values"]
if param_type == INT:
param_encodings = param_info["encoding"]
param_encoding = param_encodings[param_values.index(
value)]
bitstr = [
int(x) for x in "{value:0{digits}b}".format(
value=param_encoding, digits=param_digits)
[::-1]
]
for i in range(param_digits):
segmk.add_site_tag(
site, '%s[%u]' % (param, i), bitstr[i])
elif param_type == BIN:
bitstr = [
int(x) for x in "{value:0{digits}b}".format(
value=value, digits=param_digits)[::-1]
]
for i in range(param_digits):
segmk.add_site_tag(
site, "%s[%u]" % (param, i), bitstr[i])
elif param_type == BOOL:
segmk.add_site_tag(site, param, value == "TRUE")
else:
assert param_type == STR
# The RXSLIDE_MODE parameter has overlapping bits
# for its possible values. We need to treat it
# differently
if param == "RXSLIDE_MODE":
add_site_group_zero(
segmk, site, "{}.".format(param), param_values,
"OFF", value)
else:
for param_value in param_values:
segmk.add_site_tag(
site, "{}.{}".format(param, param_value),
value == param_value)
for param in ["TXUSRCLK", "TXUSRCLK2", "TXPHDLYTSTCLK",
"SIGVALIDCLK", "RXUSRCLK", "RXUSRCLK2", "DRPCLK",
"DMONITORCLK", "CLKRSVD0", "CLKRSVD1"]:
segmk.add_site_tag(site, "INV_" + param, params[param])
gtp_channel_x = [
"GTP_CHANNEL_0",
"GTP_CHANNEL_1",
"GTP_CHANNEL_2",
"GTP_CHANNEL_3",
]
gtp_channel_x_mid = [
"GTP_CHANNEL_0_MID_LEFT",
"GTP_CHANNEL_1_MID_LEFT",
"GTP_CHANNEL_2_MID_LEFT",
"GTP_CHANNEL_3_MID_LEFT",
"GTP_CHANNEL_0_MID_RIGHT",
"GTP_CHANNEL_1_MID_RIGHT",
"GTP_CHANNEL_2_MID_RIGHT",
"GTP_CHANNEL_3_MID_RIGHT",
]
if tile_type in gtp_channel_x:
bitfilter = bitfilter_gtp_channel_x
elif tile_type in gtp_channel_x_mid:
bitfilter = bitfilter_gtp_channel_x_mid
else:
assert False, tile_type
segmk.compile(bitfilter=bitfilter)
segmk.write()
if __name__ == '__main__':
main()