From 2f962ac92e018370793b9db3635fabd5b599afef Mon Sep 17 00:00:00 2001 From: David Shah Date: Mon, 13 Nov 2017 16:51:28 +0000 Subject: Fix 5k corner routing, and reverse engineer SPRAM --- docs/ultraplus.html | 24 ++++ icebox/icebox.py | 113 +++++++++++++--- icefuzz/tests/spram/.gitignore | 1 + icefuzz/tests/spram/fuzz_spram.py | 173 ++++++++++++++++++++++++ icefuzz/tests/spram/up5k_spram_data.txt | 232 ++++++++++++++++++++++++++++++++ 5 files changed, 523 insertions(+), 20 deletions(-) create mode 100644 icefuzz/tests/spram/.gitignore create mode 100755 icefuzz/tests/spram/fuzz_spram.py create mode 100644 icefuzz/tests/spram/up5k_spram_data.txt diff --git a/docs/ultraplus.html b/docs/ultraplus.html index 4220cad..1074862 100644 --- a/docs/ultraplus.html +++ b/docs/ultraplus.html @@ -193,4 +193,28 @@ The CLKLF output of SB_LFOSC is conne

SB_LFOSC has no configuration bits.

+

SPRAM

+

The UltraPlus devices have 1Mbit of extra single-ported RAM, split into 4 256kbit blocks. The full list of connections for each SPRAM block in the 5k device is shown below, + as well as the location of the 1 configuration bit which is set to enable use of that SPRAM block.

+ + + + + + + + + + + + + + + + + + + +
SignalSPRAM (0, 0, 1)SPRAM (0, 0, 2)SPRAM (25, 0, 3)SPRAM (25, 0, 4)
ADDRESS[1:0](0, 2, lutff_[1:0]/in_1)(0, 2, lutff_[7:6]/in_0)(25, 2, lutff_[1:0]/in_1)(25, 2, lutff_[7:6]/in_0)
ADDRESS[7:2](0, 2, lutff_[7:2]/in_1)(0, 3, lutff_[5:0]/in_3)(25, 2, lutff_[7:2]/in_1)(25, 3, lutff_[5:0]/in_3)
ADDRESS[9:8](0, 2, lutff_[1:0]/in_0)(0, 3, lutff_[7:6]/in_3)(25, 2, lutff_[1:0]/in_0)(25, 3, lutff_[7:6]/in_3)
ADDRESS[13:10](0, 2, lutff_[5:2]/in_0)(0, 3, lutff_[3:0]/in_1)(25, 2, lutff_[5:2]/in_0)(25, 3, lutff_[3:0]/in_1)
DATAIN[7:0](0, 1, lutff_[7:0]/in_3)(0, 1, lutff_[7:0]/in_0)(25, 1, lutff_[7:0]/in_3)(25, 1, lutff_[7:0]/in_0)
DATAIN[15:8](0, 1, lutff_[7:0]/in_1)(0, 2, lutff_[7:0]/in_3)(25, 1, lutff_[7:0]/in_1)(25, 2, lutff_[7:0]/in_3)
MASKWREN[3:0](0, 3, lutff_[3:0]/in_0)(0, 3, lutff_[7:4]/in_0)(25, 3, lutff_[3:0]/in_0)(25, 3, lutff_[7:4]/in_0)
WREN(0, 3, lutff_4/in_1)(0, 3, lutff_5/in_1)(25, 3, lutff_4/in_1)(25, 3, lutff_5/in_1)
CHIPSELECT(0, 3, lutff_6/in_1)(0, 3, lutff_7/in_1)(25, 3, lutff_6/in_1)(25, 3, lutff_7/in_1)
CLOCK(0, 1, clk)(0, 2, clk)(25, 1, clk)(25, 2, clk)
STANDBY(0, 4, lutff_0/in_3)(0, 4, lutff_1/in_3)(25, 4, lutff_0/in_3)(25, 4, lutff_1/in_3)
SLEEP(0, 4, lutff_2/in_3)(0, 4, lutff_3/in_3)(25, 4, lutff_2/in_3)(25, 4, lutff_3/in_3)
POWEROFF(0, 4, lutff_4/in_3)(0, 4, lutff_5/in_3)(25, 4, lutff_4/in_3)(25, 4, lutff_5/in_3)
DATAOUT[7:0](0, 1, slf_op_[7:0])(0, 3, slf_op_[7:0])(25, 1, slf_op_[7:0])(25, 3, slf_op_[7:0])
DATAOUT[15:8](0, 2, slf_op_[7:0])(0, 4, slf_op_[7:0])(25, 2, slf_op_[7:0])(25, 4, slf_op_[7:0])
SPRAM_ENABLE(0, 1, CBIT_0)(0, 1, CBIT_1)(25, 1, CBIT_0)(25, 1, CBIT_1)
+ diff --git a/icebox/icebox.py b/icebox/icebox.py index a6d7155..9b3e35f 100644 --- a/icebox/icebox.py +++ b/icebox/icebox.py @@ -313,25 +313,25 @@ class iceconfig: if netname.startswith("logic_op_bot_"): if y == self.max_y and 0 < x < self.max_x: return True if netname.startswith("logic_op_bnl_"): - if x == self.max_x and 1 < y < self.max_y: return True + if x == self.max_x and 1 < y < self.max_y and (self.device != "5k"): return True if y == self.max_y and 1 < x < self.max_x: return True if netname.startswith("logic_op_bnr_"): - if x == 0 and 1 < y < self.max_y: return True + if x == 0 and 1 < y < self.max_y and (self.device != "5k"): return True if y == self.max_y and 0 < x < self.max_x-1: return True if netname.startswith("logic_op_top_"): if y == 0 and 0 < x < self.max_x: return True if netname.startswith("logic_op_tnl_"): - if x == self.max_x and 0 < y < self.max_y-1: return True + if x == self.max_x and 0 < y < self.max_y-1 and (self.device != "5k"): return True if y == 0 and 1 < x < self.max_x: return True if netname.startswith("logic_op_tnr_"): - if x == 0 and 0 < y < self.max_y-1: return True + if x == 0 and 0 < y < self.max_y-1 and (self.device != "5k"): return True if y == 0 and 0 < x < self.max_x-1: return True if netname.startswith("logic_op_lft_"): - if x == self.max_x: return True + if x == self.max_x and (self.device != "5k"): return True if netname.startswith("logic_op_rgt_"): - if x == 0: return True + if x == 0 and (self.device != "5k"): return True return False @@ -355,7 +355,7 @@ class iceconfig: def follow_funcnet(self, x, y, func): neighbours = set() def do_direction(name, nx, ny): - if 0 < nx < self.max_x and 0 < ny < self.max_y: + if (0 < nx < self.max_x or self.device == "5k") and 0 < ny < self.max_y: neighbours.add((nx, ny, "neigh_op_%s_%d" % (name, func))) if nx in (0, self.max_x) and 0 < ny < self.max_y and nx != x: neighbours.add((nx, ny, "logic_op_%s_%d" % (name, func))) @@ -444,7 +444,52 @@ class iceconfig: assert False return funcnets - + + #UltraPlus corner routing: given the corner name and net index, + #return a tuple containing H and V indexes, or none if NA + def ultraplus_trace_corner(self, corner, idx): + h_idx = None + v_idx = None + if corner == "bl": + if idx >= 4: + v_idx = idx + 28 + if idx >= 32 and idx < 48: + h_idx = idx - 28 + elif corner == "tl": + #TODO: bounds check for v_idx case? + v_idx = (idx + 8) ^ 1 + if idx >= 8 and idx < 32: + h_idx = (idx ^ 1) - 8 + elif corner == "tr": + #TODO: bounds check for v_idx case? + if idx <= 24: + v_idx = (idx + 12) ^ 1 + if idx >= 12 and idx < 36: + h_idx = (idx ^ 1) - 12 + elif corner == "br": + #TODO: bounds check for v_idx case? + if idx <= 16: + v_idx = idx + 32 + if idx >= 32 and idx < 48: #check + h_idx = idx - 32 + return (h_idx, v_idx) + + def get_corner(self, x, y): + corner = "" + if y == 0: + corner += "b" + elif y == self.max_y: + corner += "t" + else: + corner += "x" + if x == 0: + corner += "l" + elif x == self.max_x: + corner += "r" + else: + corner += "x" + return corner + def follow_net(self, netspec): x, y, netname = netspec neighbours = self.rlookup_funcnet(x, y, netname) @@ -465,7 +510,7 @@ class iceconfig: neighbours.add((nx, ny, netname)) match = re.match(r"sp4_r_v_b_(\d+)", netname) - if match and ((0 < x < self.max_x-1) or (self.device == "5k")): + if match and ((0 < x < self.max_x-1) or (self.device == "5k" and (x < self.max_x))): neighbours.add((x+1, y, sp4v_normalize("sp4_v_b_" + match.group(1)))) #print('\tafter r_v_b', neighbours) @@ -501,23 +546,39 @@ class iceconfig: if s[0] in (0, self.max_x) and s[1] in (0, self.max_y): if re.match("span4_(vert|horz)_[lrtb]_\d+$", n): - + m = re.match("span4_(vert|horz)_([lrtb])_\d+$", n) + if self.device == "5k" and (m.group(2) == "l" or m.group(2) == "t"): + continue vert_net = n.replace("_l_", "_t_").replace("_r_", "_b_").replace("_horz_", "_vert_") horz_net = n.replace("_t_", "_l_").replace("_b_", "_r_").replace("_vert_", "_horz_") if self.device == "5k": m = re.match("span4_vert_([lrtb])_(\d+)$", vert_net) assert m - vert_net = "sp4_v_%s_%d" % (m.group(1), int(m.group(2)) + 28) + idx = int(m.group(2)) + h_idx, v_idx = self.ultraplus_trace_corner(self.get_corner(s[0], s[1]), idx) + if v_idx is None: + if (s[0] == 0 and s[1] == 0 and direction == "l") or (s[0] == self.max_x and s[1] == self.max_y and direction == "r"): + continue + else: + vert_net = "sp4_v_%s_%d" % (m.group(1), v_idx) m = re.match("span4_horz_([lrtb])_(\d+)$", horz_net) assert m - horz_net = "span4_horz_%s_%d" % (m.group(1), int(m.group(2)) - 28) + idx = int(m.group(2)) + h_idx, v_idx = self.ultraplus_trace_corner(self.get_corner(s[0], s[1]), idx) + if h_idx is None: + if (s[0] == 0 and s[1] == 0 and direction == "b") or (s[0] == self.max_x and s[1] == self.max_y and direction == "t"): + continue + else: + horz_net = "span4_horz_%s_%d" % (m.group(1), h_idx) + + if s[0] == 0 and s[1] == 0: if direction == "l": s = (0, 1, vert_net) if direction == "b": s = (1, 0, horz_net) - + if s[0] == self.max_x and s[1] == self.max_y: if direction == "r": s = (self.max_x, self.max_y-1, vert_net) if direction == "t": s = (self.max_x-1, self.max_y, horz_net) @@ -525,23 +586,35 @@ class iceconfig: vert_net = netname.replace("_l_", "_t_").replace("_r_", "_b_").replace("_horz_", "_vert_").replace("_h_", "_v_") horz_net = netname.replace("_t_", "_l_").replace("_b_", "_r_").replace("_vert_", "_horz_").replace("_v_", "_h_") - if self.device == "5k": + if self.device == "5k": m = re.match("(span4_vert|sp4_v)_([lrtb])_(\d+)$", vert_net) assert m - vert_net = "sp4_v_%s_%d" % (m.group(2), int(m.group(3)) + 28) + idx = int(m.group(3)) + h_idx, v_idx = self.ultraplus_trace_corner(self.get_corner(s[0], s[1]), idx) + if v_idx is None: + if (s[0] == 0 and s[1] == self.max_y and direction == "l") or (s[0] == self.max_x and s[1] == 0 and direction == "r"): + continue + else: + vert_net = "sp4_v_%s_%d" % (m.group(2), v_idx) m = re.match("(span4_horz|sp4_h)_([lrtb])_(\d+)$", horz_net) assert m - horz_net = "span4_horz_%s_%d" % (m.group(2), int(m.group(3)) - 28) + idx = int(m.group(3)) + h_idx, v_idx = self.ultraplus_trace_corner(self.get_corner(s[0], s[1]), idx) + if h_idx is None: + if (s[0] == 0 and s[1] == self.max_y and direction == "t") or (s[0] == self.max_x and s[1] == 0 and direction == "b"): + continue + else: + horz_net = "span4_horz_%s_%d" % (m.group(2), h_idx) if s[0] == 0 and s[1] == self.max_y: if direction == "l": s = (0, self.max_y-1, vert_net) if direction == "t": s = (1, self.max_y, horz_net) - + if s[0] == self.max_x and s[1] == 0: if direction == "r": s = (self.max_x, 1, vert_net) if direction == "b": s = (self.max_x-1, 0, horz_net) - + if self.tile_has_net(s[0], s[1], s[2]): neighbours.add((s[0], s[1], s[2])) @@ -1097,13 +1170,13 @@ def pos_follow_net(pos, direction, netname, device): if case == "rr" and idx >= 12: return "span4_horz_l_%d" % idx - if pos == "l" and direction == "r": + if pos == "l" and direction == "r" and (device != "5k"): m = re.match("span4_horz_(\d+)$", netname) if m: return sp4h_normalize("sp4_h_l_%s" % m.group(1)) m = re.match("span12_horz_(\d+)$", netname) if m: return sp12h_normalize("sp12_h_l_%s" % m.group(1)) - if pos == "r" and direction == "l": + if pos == "r" and direction == "l" and (device != "5k"): m = re.match("span4_horz_(\d+)$", netname) if m: return sp4h_normalize("sp4_h_r_%s" % m.group(1)) m = re.match("span12_horz_(\d+)$", netname) diff --git a/icefuzz/tests/spram/.gitignore b/icefuzz/tests/spram/.gitignore new file mode 100644 index 0000000..c6ebe02 --- /dev/null +++ b/icefuzz/tests/spram/.gitignore @@ -0,0 +1 @@ +work_spram/ \ No newline at end of file diff --git a/icefuzz/tests/spram/fuzz_spram.py b/icefuzz/tests/spram/fuzz_spram.py new file mode 100755 index 0000000..33e62cb --- /dev/null +++ b/icefuzz/tests/spram/fuzz_spram.py @@ -0,0 +1,173 @@ +#!/usr/bin/env python3 + +import os, sys, re + +device = "up5k" + +pins = "2 3 4 6 9 10 11 12 13 18 19 20 21 25 26 27 28 31 32 34 35 36 37 38 42 43 44 45 46 47 48".split() + +# This script is designed to determine the routing of 5k SPRAM signals, +# and the location of the enable config bits + +spram_locs = [(0, 0, 1), (0, 0, 2), (25, 0, 3), (25, 0, 4)] +#spram_locs = [(0, 0, 1)] +spram_data = { } + +spram_signals = ["WREN", "CHIPSELECT", "CLOCK", "STANDBY", "SLEEP", "POWEROFF"] + +for i in range(14): + spram_signals.append("ADDRESS[%d]" % i) + +for i in range(16): + spram_signals.append("DATAIN[%d]" % i) + +for i in range(16): + spram_signals.append("DATAOUT[%d]" % i) + +for i in range(4): + spram_signals.append("MASKWREN[%d]" % i) + +fuzz_options = ["ADDRESS", "DATAIN", "MASKWREN", "DATAOUT"] + +#Parse the output of an icebox vlog file to determine connectivity +def parse_vlog(f, pin2net, net_map): + current_net = None + + for line in f: + m = re.match(r"wire ([a-zA-Z0-9_]+);", line) + if m: + net = m.group(1) + mp = re.match(r"pin_([a-zA-Z0-9]+)", net) + if mp: + pin = mp.group(1) + if pin in pin2net: + current_net = pin2net[pin] + else: + current_net = None + else: + current_net = None + elif current_net is not None: + m = re.match(r"// \((\d+), (\d+), '([a-zA-Z0-9_/]+)'\)", line) + if m: + x = int(m.group(1)) + y = int(m.group(2)) + net = m.group(3) + if not (net.startswith("sp") or net.startswith("glb") or net.startswith("neigh") or net.startswith("io") or net.startswith("local") or net.startswith("fabout")): + net_map[current_net].add((x, y, net)) +def parse_exp(f): + current_x = 0 + current_y = 0 + bits = set() + for line in f: + splitline = line.split(' ') + if splitline[0].endswith("_tile"): + current_x = int(splitline[1]) + current_y = int(splitline[2]) + elif splitline[0] == "IpConfig": + if splitline[1][:5] == "CBIT_": + bitidx = int(splitline[1][5:]) + bits.add((current_x, current_y, splitline[1].strip())) + return bits + +if not os.path.exists("./work_spram"): + os.mkdir("./work_spram") + +for loc in spram_locs: + x, y, z = loc + net_map = {} + for sig in spram_signals: + net_map[sig] = set() + net_map["C_SPRAM_EN"] = set() # actually a CBIT not a net + + for n in fuzz_options: + with open("./work_spram/spram.v","w") as f: + print(""" + module top( + input WREN, + input CHIPSELECT, + input CLOCK, + input STANDBY, + input SLEEP, + input POWEROFF, + """, file=f) + if n == "ADDRESS": + print("\t\t\tinput [13:0] ADDRESS,", file=f) + if n == "DATAIN": + print("\t\t\tinput [15:0] DATAIN,", file=f) + if n == "MASKWREN": + print("\t\t\tinput [3:0] MASKWREN,", file=f) + if n == "DATAOUT": + print("\t\t\toutput [15:0] DATAOUT);", file=f) + else: + print("\t\t\toutput [0:0] DATAOUT);", file=f) #some dataout is always required to prevent optimisation away + + addr_net = "ADDRESS" if n == "ADDRESS" else "" + din_net = "DATAIN" if n == "DATAIN" else "" + mwren_net = "MASKWREN" if n == "MASKWREN" else "" + + print(""" + SB_SPRAM256KA spram_i + ( + .ADDRESS(%s), + .DATAIN(%s), + .MASKWREN(%s), + .WREN(WREN), + .CHIPSELECT(CHIPSELECT), + .CLOCK(CLOCK), + .STANDBY(STANDBY), + .SLEEP(SLEEP), + .POWEROFF(POWEROFF), + .DATAOUT(DATAOUT) + ); + """ % (addr_net, din_net, mwren_net), file=f) + print("endmodule",file=f) + pin2net = {} + with open("./work_spram/spram.pcf","w") as f: + temp_pins = list(pins) + for sig in spram_signals: + if sig.startswith("ADDRESS") and n != "ADDRESS": + continue + if sig.startswith("DATAIN") and n != "DATAIN": + continue + if sig.startswith("MASKWREN") and n != "MASKWREN": + continue + if sig.startswith("DATAOUT") and n != "DATAOUT" and sig != "DATAOUT[0]": + continue + + if len(temp_pins) == 0: + sys.stderr.write("ERROR: no remaining pins to alloc") + sys.exit(1) + + pin = temp_pins.pop() + pin2net[pin] = sig + print("set_io %s %s" % (sig, pin), file=f) + print("set_location spram_i %d %d %d" % loc, file=f) + retval = os.system("bash ../../icecube.sh -" + device + " ./work_spram/spram.v > ./work_spram/icecube.log 2>&1") + if retval != 0: + sys.stderr.write('ERROR: icecube returned non-zero error code\n') + sys.exit(1) + retval = os.system("../../../icebox/icebox_explain.py ./work_spram/spram.asc > ./work_spram/spram.exp") + if retval != 0: + sys.stderr.write('ERROR: icebox_explain returned non-zero error code\n') + sys.exit(1) + retval = os.system("../../../icebox/icebox_vlog.py -l ./work_spram/spram.asc > ./work_spram/spram.vlog") + if retval != 0: + sys.stderr.write('ERROR: icebox_vlog returned non-zero error code\n') + sys.exit(1) + with open("./work_spram/spram.vlog", "r") as f: + parse_vlog(f, pin2net, net_map) + bits = [] + with open("./work_spram/spram.exp", "r") as f: + bits = parse_exp(f) + net_map["C_SPRAM_EN"].update(bits) + spram_data[loc] = net_map + +with open(device + "_spram_data.txt", "w") as f: + for loc in spram_data: + print("SPRAM %d %d %d" % loc, file=f) + data = spram_data[loc] + for net in sorted(data): + cnets = [] + for cnet in data[net]: + cnets.append("(%d, %d, %s)" % cnet) + print("\t%s: %s" % (net, " ".join(cnets)), file=f) \ No newline at end of file diff --git a/icefuzz/tests/spram/up5k_spram_data.txt b/icefuzz/tests/spram/up5k_spram_data.txt new file mode 100644 index 0000000..c824e73 --- /dev/null +++ b/icefuzz/tests/spram/up5k_spram_data.txt @@ -0,0 +1,232 @@ +SPRAM 0 0 1 + ADDRESS[0]: (0, 2, lutff_0/in_1) + ADDRESS[10]: (0, 2, lutff_2/in_0) + ADDRESS[11]: (0, 2, lutff_3/in_0) + ADDRESS[12]: (0, 2, lutff_4/in_0) + ADDRESS[13]: (0, 2, lutff_5/in_0) + ADDRESS[1]: (0, 2, lutff_1/in_1) + ADDRESS[2]: (0, 2, lutff_2/in_1) + ADDRESS[3]: (0, 2, lutff_3/in_1) + ADDRESS[4]: (0, 2, lutff_4/in_1) + ADDRESS[5]: (0, 2, lutff_5/in_1) + ADDRESS[6]: (0, 2, lutff_6/in_1) + ADDRESS[7]: (0, 2, lutff_7/in_1) + ADDRESS[8]: (0, 2, lutff_0/in_0) + ADDRESS[9]: (0, 2, lutff_1/in_0) + CHIPSELECT: (0, 3, lutff_6/in_1) + CLOCK: (0, 1, clk) + C_SPRAM_EN: (0, 1, CBIT_0) + DATAIN[0]: (0, 1, lutff_0/in_3) + DATAIN[10]: (0, 1, lutff_2/in_1) + DATAIN[11]: (0, 1, lutff_3/in_1) + DATAIN[12]: (0, 1, lutff_4/in_1) + DATAIN[13]: (0, 1, lutff_5/in_1) + DATAIN[14]: (0, 1, lutff_6/in_1) + DATAIN[15]: (0, 1, lutff_7/in_1) + DATAIN[1]: (0, 1, lutff_1/in_3) + DATAIN[2]: (0, 1, lutff_2/in_3) + DATAIN[3]: (0, 1, lutff_3/in_3) + DATAIN[4]: (0, 1, lutff_4/in_3) + DATAIN[5]: (0, 1, lutff_5/in_3) + DATAIN[6]: (0, 1, lutff_6/in_3) + DATAIN[7]: (0, 1, lutff_7/in_3) + DATAIN[8]: (0, 1, lutff_0/in_1) + DATAIN[9]: (0, 1, lutff_1/in_1) + DATAOUT[0]: (0, 1, slf_op_0) + DATAOUT[10]: (0, 2, slf_op_2) + DATAOUT[11]: (0, 2, slf_op_3) + DATAOUT[12]: (0, 2, slf_op_4) + DATAOUT[13]: (0, 2, slf_op_5) + DATAOUT[14]: (0, 2, slf_op_6) + DATAOUT[15]: (0, 2, slf_op_7) + DATAOUT[1]: (0, 1, slf_op_1) + DATAOUT[2]: (0, 1, slf_op_2) + DATAOUT[3]: (0, 1, slf_op_3) + DATAOUT[4]: (0, 1, slf_op_4) + DATAOUT[5]: (0, 1, slf_op_5) + DATAOUT[6]: (0, 1, slf_op_6) + DATAOUT[7]: (0, 1, slf_op_7) + DATAOUT[8]: (0, 2, slf_op_0) + DATAOUT[9]: (0, 2, slf_op_1) + MASKWREN[0]: (0, 3, lutff_0/in_0) + MASKWREN[1]: (0, 3, lutff_1/in_0) + MASKWREN[2]: (0, 3, lutff_2/in_0) + MASKWREN[3]: (0, 3, lutff_3/in_0) + POWEROFF: (0, 4, lutff_4/in_3) + SLEEP: (0, 4, lutff_2/in_3) + STANDBY: (0, 4, lutff_0/in_3) + WREN: (0, 3, lutff_4/in_1) +SPRAM 0 0 2 + ADDRESS[0]: (0, 2, lutff_6/in_0) + ADDRESS[10]: (0, 3, lutff_0/in_1) + ADDRESS[11]: (0, 3, lutff_1/in_1) + ADDRESS[12]: (0, 3, lutff_2/in_1) + ADDRESS[13]: (0, 3, lutff_3/in_1) + ADDRESS[1]: (0, 2, lutff_7/in_0) + ADDRESS[2]: (0, 3, lutff_0/in_3) + ADDRESS[3]: (0, 3, lutff_1/in_3) + ADDRESS[4]: (0, 3, lutff_2/in_3) + ADDRESS[5]: (0, 3, lutff_3/in_3) + ADDRESS[6]: (0, 3, lutff_4/in_3) + ADDRESS[7]: (0, 3, lutff_5/in_3) + ADDRESS[8]: (0, 3, lutff_6/in_3) + ADDRESS[9]: (0, 3, lutff_7/in_3) + CHIPSELECT: (0, 3, lutff_7/in_1) + CLOCK: (0, 2, clk) + C_SPRAM_EN: (0, 1, CBIT_1) + DATAIN[0]: (0, 1, lutff_0/in_0) + DATAIN[10]: (0, 2, lutff_2/in_3) + DATAIN[11]: (0, 2, lutff_3/in_3) + DATAIN[12]: (0, 2, lutff_4/in_3) + DATAIN[13]: (0, 2, lutff_5/in_3) + DATAIN[14]: (0, 2, lutff_6/in_3) + DATAIN[15]: (0, 2, lutff_7/in_3) + DATAIN[1]: (0, 1, lutff_1/in_0) + DATAIN[2]: (0, 1, lutff_2/in_0) + DATAIN[3]: (0, 1, lutff_3/in_0) + DATAIN[4]: (0, 1, lutff_4/in_0) + DATAIN[5]: (0, 1, lutff_5/in_0) + DATAIN[6]: (0, 1, lutff_6/in_0) + DATAIN[7]: (0, 1, lutff_7/in_0) + DATAIN[8]: (0, 2, lutff_0/in_3) + DATAIN[9]: (0, 2, lutff_1/in_3) + DATAOUT[0]: (0, 3, slf_op_0) + DATAOUT[10]: (0, 4, slf_op_2) + DATAOUT[11]: (0, 4, slf_op_3) + DATAOUT[12]: (0, 4, slf_op_4) + DATAOUT[13]: (0, 4, slf_op_5) + DATAOUT[14]: (0, 4, slf_op_6) + DATAOUT[15]: (0, 4, slf_op_7) + DATAOUT[1]: (0, 3, slf_op_1) + DATAOUT[2]: (0, 3, slf_op_2) + DATAOUT[3]: (0, 3, slf_op_3) + DATAOUT[4]: (0, 3, slf_op_4) + DATAOUT[5]: (0, 3, slf_op_5) + DATAOUT[6]: (0, 3, slf_op_6) + DATAOUT[7]: (0, 3, slf_op_7) + DATAOUT[8]: (0, 4, slf_op_0) + DATAOUT[9]: (0, 4, slf_op_1) + MASKWREN[0]: (0, 3, lutff_4/in_0) + MASKWREN[1]: (0, 3, lutff_5/in_0) + MASKWREN[2]: (0, 3, lutff_6/in_0) + MASKWREN[3]: (0, 3, lutff_7/in_0) + POWEROFF: (0, 4, lutff_5/in_3) + SLEEP: (0, 4, lutff_3/in_3) + STANDBY: (0, 4, lutff_1/in_3) + WREN: (0, 3, lutff_5/in_1) +SPRAM 25 0 3 + ADDRESS[0]: (25, 2, lutff_0/in_1) + ADDRESS[10]: (25, 2, lutff_2/in_0) + ADDRESS[11]: (25, 2, lutff_3/in_0) + ADDRESS[12]: (25, 2, lutff_4/in_0) + ADDRESS[13]: (25, 2, lutff_5/in_0) + ADDRESS[1]: (25, 2, lutff_1/in_1) + ADDRESS[2]: (25, 2, lutff_2/in_1) + ADDRESS[3]: (25, 2, lutff_3/in_1) + ADDRESS[4]: (25, 2, lutff_4/in_1) + ADDRESS[5]: (25, 2, lutff_5/in_1) + ADDRESS[6]: (25, 2, lutff_6/in_1) + ADDRESS[7]: (25, 2, lutff_7/in_1) + ADDRESS[8]: (25, 2, lutff_0/in_0) + ADDRESS[9]: (25, 2, lutff_1/in_0) + CHIPSELECT: (25, 3, lutff_6/in_1) + CLOCK: (25, 1, clk) + C_SPRAM_EN: (25, 1, CBIT_0) + DATAIN[0]: (25, 1, lutff_0/in_3) + DATAIN[10]: (25, 1, lutff_2/in_1) + DATAIN[11]: (25, 1, lutff_3/in_1) + DATAIN[12]: (25, 1, lutff_4/in_1) + DATAIN[13]: (25, 1, lutff_5/in_1) + DATAIN[14]: (25, 1, lutff_6/in_1) + DATAIN[15]: (25, 1, lutff_7/in_1) + DATAIN[1]: (25, 1, lutff_1/in_3) + DATAIN[2]: (25, 1, lutff_2/in_3) + DATAIN[3]: (25, 1, lutff_3/in_3) + DATAIN[4]: (25, 1, lutff_4/in_3) + DATAIN[5]: (25, 1, lutff_5/in_3) + DATAIN[6]: (25, 1, lutff_6/in_3) + DATAIN[7]: (25, 1, lutff_7/in_3) + DATAIN[8]: (25, 1, lutff_0/in_1) + DATAIN[9]: (25, 1, lutff_1/in_1) + DATAOUT[0]: (25, 1, slf_op_0) + DATAOUT[10]: (25, 2, slf_op_2) + DATAOUT[11]: (25, 2, slf_op_3) + DATAOUT[12]: (25, 2, slf_op_4) + DATAOUT[13]: (25, 2, slf_op_5) + DATAOUT[14]: (25, 2, slf_op_6) + DATAOUT[15]: (25, 2, slf_op_7) + DATAOUT[1]: (25, 1, slf_op_1) + DATAOUT[2]: (25, 1, slf_op_2) + DATAOUT[3]: (25, 1, slf_op_3) + DATAOUT[4]: (25, 1, slf_op_4) + DATAOUT[5]: (25, 1, slf_op_5) + DATAOUT[6]: (25, 1, slf_op_6) + DATAOUT[7]: (25, 1, slf_op_7) + DATAOUT[8]: (25, 2, slf_op_0) + DATAOUT[9]: (25, 2, slf_op_1) + MASKWREN[0]: (25, 3, lutff_0/in_0) + MASKWREN[1]: (25, 3, lutff_1/in_0) + MASKWREN[2]: (25, 3, lutff_2/in_0) + MASKWREN[3]: (25, 3, lutff_3/in_0) + POWEROFF: (25, 4, lutff_4/in_3) + SLEEP: (25, 4, lutff_2/in_3) + STANDBY: (25, 4, lutff_0/in_3) + WREN: (25, 3, lutff_4/in_1) +SPRAM 25 0 4 + ADDRESS[0]: (25, 2, lutff_6/in_0) + ADDRESS[10]: (25, 3, lutff_0/in_1) + ADDRESS[11]: (25, 3, lutff_1/in_1) + ADDRESS[12]: (25, 3, lutff_2/in_1) + ADDRESS[13]: (25, 3, lutff_3/in_1) + ADDRESS[1]: (25, 2, lutff_7/in_0) + ADDRESS[2]: (25, 3, lutff_0/in_3) + ADDRESS[3]: (25, 3, lutff_1/in_3) + ADDRESS[4]: (25, 3, lutff_2/in_3) + ADDRESS[5]: (25, 3, lutff_3/in_3) + ADDRESS[6]: (25, 3, lutff_4/in_3) + ADDRESS[7]: (25, 3, lutff_5/in_3) + ADDRESS[8]: (25, 3, lutff_6/in_3) + ADDRESS[9]: (25, 3, lutff_7/in_3) + CHIPSELECT: (25, 3, lutff_7/in_1) + CLOCK: (25, 2, clk) + C_SPRAM_EN: (25, 1, CBIT_1) + DATAIN[0]: (25, 1, lutff_0/in_0) + DATAIN[10]: (25, 2, lutff_2/in_3) + DATAIN[11]: (25, 2, lutff_3/in_3) + DATAIN[12]: (25, 2, lutff_4/in_3) + DATAIN[13]: (25, 2, lutff_5/in_3) + DATAIN[14]: (25, 2, lutff_6/in_3) + DATAIN[15]: (25, 2, lutff_7/in_3) + DATAIN[1]: (25, 1, lutff_1/in_0) + DATAIN[2]: (25, 1, lutff_2/in_0) + DATAIN[3]: (25, 1, lutff_3/in_0) + DATAIN[4]: (25, 1, lutff_4/in_0) + DATAIN[5]: (25, 1, lutff_5/in_0) + DATAIN[6]: (25, 1, lutff_6/in_0) + DATAIN[7]: (25, 1, lutff_7/in_0) + DATAIN[8]: (25, 2, lutff_0/in_3) + DATAIN[9]: (25, 2, lutff_1/in_3) + DATAOUT[0]: (25, 3, slf_op_0) + DATAOUT[10]: (25, 4, slf_op_2) + DATAOUT[11]: (25, 4, slf_op_3) + DATAOUT[12]: (25, 4, slf_op_4) + DATAOUT[13]: (25, 4, slf_op_5) + DATAOUT[14]: (25, 4, slf_op_6) + DATAOUT[15]: (25, 4, slf_op_7) + DATAOUT[1]: (25, 3, slf_op_1) + DATAOUT[2]: (25, 3, slf_op_2) + DATAOUT[3]: (25, 3, slf_op_3) + DATAOUT[4]: (25, 3, slf_op_4) + DATAOUT[5]: (25, 3, slf_op_5) + DATAOUT[6]: (25, 3, slf_op_6) + DATAOUT[7]: (25, 3, slf_op_7) + DATAOUT[8]: (25, 4, slf_op_0) + DATAOUT[9]: (25, 4, slf_op_1) + MASKWREN[0]: (25, 3, lutff_4/in_0) + MASKWREN[1]: (25, 3, lutff_5/in_0) + MASKWREN[2]: (25, 3, lutff_6/in_0) + MASKWREN[3]: (25, 3, lutff_7/in_0) + POWEROFF: (25, 4, lutff_5/in_3) + SLEEP: (25, 4, lutff_3/in_3) + STANDBY: (25, 4, lutff_1/in_3) + WREN: (25, 3, lutff_5/in_1) -- cgit v1.2.3