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-rw-r--r--icetime/icetime.cc64
1 files changed, 35 insertions, 29 deletions
diff --git a/icetime/icetime.cc b/icetime/icetime.cc
index 8365826..2614539 100644
--- a/icetime/icetime.cc
+++ b/icetime/icetime.cc
@@ -109,7 +109,7 @@ std::map<std::string, std::vector<std::pair<int, int>>> logic_tile_bits,
std::map<std::tuple<std::string, int, int, int>,
std::map<std::string, std::tuple<int, int, std::string>>> extra_cells;
-
+
std::string vstringf(const char *fmt, va_list ap)
{
std::string string;
@@ -602,6 +602,9 @@ bool is_primary(std::string cell_name, std::string out_port)
if (cell_type == "PRE_IO")
return true;
+ if (cell_type == "SB_SPRAM256KA")
+ return true;
+
std::string dsp_prefix = "SB_MAC16";
if(cell_type.substr(0, dsp_prefix.length()) == dsp_prefix)
return (cell_type != "SB_MAC16_MUL_U_16X16_BYPASS" && cell_type != "SB_MAC16_MUL_U_8X8_BYPASS"
@@ -694,7 +697,7 @@ const std::set<std::string> &get_inports(std::string cell_type)
inports_map["SB_RAM40_4K"].insert(stringf("RADDR[%d]", i));
inports_map["SB_RAM40_4K"].insert(stringf("WADDR[%d]", i));
}
-
+
inports_map["SB_MAC16"] = { "CLK", "CE", "AHOLD", "BHOLD", "CHOLD", "DHOLD", "IRSTTOP", "IRSTBOT", "ORSTTOP", "ORSTBOT",
"OLOADTOP", "OLOADBOT", "ADDSUBTOP", "ADDSUBBOT", "OHOLDTOP", "OHOLDBOT", "CI", "ACCUMCI",
"SIGNEXTIN"};
@@ -704,10 +707,10 @@ const std::set<std::string> &get_inports(std::string cell_type)
inports_map["SB_MAC16"].insert(stringf("B[%d]", i));
inports_map["SB_MAC16"].insert(stringf("D[%d]", i));
}
-
+
inports_map["SB_SPRAM256KA"] = { "WREN", "CHIPSELECT", "CLOCK", "STANDBY", "SLEEP", "POWEROFF",
"MASKWREN[0]", "MASKWREN[1]", "MASKWREN[2]", "MASKWREN[3]"};
-
+
for (int i = 0; i < 16; i++) {
inports_map["SB_SPRAM256KA"].insert(stringf("DATAIN[%d]", i));
}
@@ -715,22 +718,22 @@ const std::set<std::string> &get_inports(std::string cell_type)
for (int i = 0; i < 14; i++) {
inports_map["SB_SPRAM256KA"].insert(stringf("ADDRESS[%d]", i));
}
-
+
inports_map["INTERCONN"] = { "I" };
}
-
-
+
+
std::string dsp_prefix = "SB_MAC16";
-
+
if(cell_type.substr(0, dsp_prefix.length()) == dsp_prefix)
cell_type = "SB_MAC16";
-
+
if (inports_map.count(cell_type) == 0) {
fprintf(stderr, "Missing entry in inports_map for cell type %s!\n", cell_type.c_str());
exit(1);
}
-
+
return inports_map.at(cell_type);
}
@@ -755,7 +758,7 @@ double get_delay(std::string cell_type, std::string in_port, std::string out_por
if (device_type == "hx8k")
return get_delay_hx8k(cell_type, in_port, out_port);
-
+
if (device_type == "up5k")
return get_delay_up5k(cell_type, in_port, out_port);
fprintf(stderr, "No built-in timing database for '%s' devices!\n", device_type.c_str());
@@ -1275,11 +1278,11 @@ std::string ecnetname_to_vlog(std::string ec_name)
size_t last_ = ec_name.find_last_of('_');
if(last_ == std::string::npos)
return ec_name;
-
+
std::string base = ec_name.substr(0, last_);
std::string end = ec_name.substr(last_+1);
size_t nidx = 0;
-
+
int num = std::stoi(end, &nidx, 10);
if(nidx == end.length()) {
return base + "[" + std::to_string(num) + "]";
@@ -1289,7 +1292,7 @@ std::string ecnetname_to_vlog(std::string ec_name)
}
std::string make_dsp_ip(int x, int y, std::string net, std::string &primnet)
-{
+{
std::tuple<int, int, std::string> ecnet(x, y, net);
std::tuple<std::string, int, int, int> key("", -1, -1, -1);
bool found = false;
@@ -1310,12 +1313,12 @@ std::string make_dsp_ip(int x, int y, std::string net, std::string &primnet)
int cx, cy, cz;
std::string ectype;
std::tie(ectype, cx, cy, cz) = key;
-
+
auto cell = stringf("%s_%d_%d_%d", ectype.c_str(), cx, cy, cz);
if (netlist_cell_types.count(cell))
return cell;
-
+
if(ectype == "MAC16") {
// Given the few actual unique timing possibilites, only look at a subset
// of the CBITs to pick the closest cell type from a timing point of view
@@ -1356,14 +1359,14 @@ std::string make_dsp_ip(int x, int y, std::string net, std::string &primnet)
}
dsptype = basename + (pipeline ? "_ALL_PIPELINE" : "_BYPASS");
netlist_cell_types[cell] = dsptype;
-
+
for (int i = 0; i < 16; i++) {
netlist_cell_ports[cell][stringf("C[%d]", i)] = "gnd";
netlist_cell_ports[cell][stringf("A[%d]", i)] = "gnd";
netlist_cell_ports[cell][stringf("B[%d]", i)] = "gnd";
netlist_cell_ports[cell][stringf("D[%d]", i)] = "gnd";
}
-
+
netlist_cell_ports[cell]["CLK"] = "";
netlist_cell_ports[cell]["CE"] = "";
netlist_cell_ports[cell]["AHOLD"] = "gnd";
@@ -1385,27 +1388,27 @@ std::string make_dsp_ip(int x, int y, std::string net, std::string &primnet)
netlist_cell_ports[cell]["CI"] = "gnd";
netlist_cell_ports[cell]["ACCUMCI"] = "";
netlist_cell_ports[cell]["SIGNEXTIN"] = "";
-
+
for (int i = 0; i < 32; i++) {
netlist_cell_ports[cell][stringf("O[%d]", i)] = "";
}
-
+
netlist_cell_ports[cell]["ACCUMCO"] = "";
netlist_cell_ports[cell]["SIGNEXTOUT"] = "";
-
+
return cell;
- } else if(ectype == "SPRAM256KA") {
+ } else if(ectype == "SPRAM") {
netlist_cell_types[cell] = "SB_SPRAM256KA";
-
+
for (int i = 0; i < 14; i++) {
netlist_cell_ports[cell][stringf("ADDRESS[%d]", i)] = "gnd";
}
-
+
for (int i = 0; i < 16; i++) {
netlist_cell_ports[cell][stringf("DATAIN[%d]", i)] = "gnd";
netlist_cell_ports[cell][stringf("DATAOUT[%d]", i)] = "";
}
-
+
netlist_cell_ports[cell]["MASKWREN[3]"] = "gnd";
netlist_cell_ports[cell]["MASKWREN[2]"] = "gnd";
netlist_cell_ports[cell]["MASKWREN[1]"] = "gnd";
@@ -1582,7 +1585,7 @@ void make_seg_cell(int net, const net_segment_t &seg)
return;
}
-
+
if (sscanf(seg.name.c_str(), "lutff_%d/ou%c", &a, &c) == 2 && c == 't')
{
for (int dst_net : net_buffers.at(seg.net))
@@ -1611,7 +1614,7 @@ void make_seg_cell(int net, const net_segment_t &seg)
}
return;
}
-
+
if (sscanf(seg.name.c_str(), "mult/O_%d", &a) == 1)
{
std::string primnet;
@@ -1622,7 +1625,7 @@ void make_seg_cell(int net, const net_segment_t &seg)
}
return;
}
-
+
if (sscanf(seg.name.c_str(), "lutff_%d/cou%c", &a, &c) == 2 && c == 't')
{
auto cell = make_lc40(seg.x, seg.y, a);
@@ -2303,7 +2306,10 @@ int main(int argc, char **argv)
read_config();
if (device_type.empty()) {
- device_type = "lp" + config_device;
+ if(config_device == "5k")
+ device_type = "up" + config_device;
+ else
+ device_type = "lp" + config_device;
printf("// Warning: Missing -d parameter. Assuming '%s' device.\n", device_type.c_str());
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-26 11:23:17 +0000