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icestorm
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Parse extra cells in icetime

This commit is contained in:
David Shah 2018-01-23 09:56:14 +00:00
parent 420ef041b6
commit 49dfe15d8c
1 changed files with 50 additions and 1 deletions
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51
icetime/icetime.cc
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@ -107,6 +107,9 @@ std::map<std::string, std::vector<std::pair<int, int>>> logic_tile_bits,
io_tile_bits, ramb_tile_bits, ramt_tile_bits, ipcon_tile_bits, dsp0_tile_bits,
dsp1_tile_bits, dsp2_tile_bits, dsp3_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;
@ -329,8 +332,9 @@ void read_chipdb()
std::string mode;
int current_net = -1;
int tile_x = -1, tile_y = -1;
int tile_x = -1, tile_y = -1, cell_z = -1;
std::string thiscfg;
std::string cellname;
std::vector<std::vector<int>> gbufin;
std::vector<std::vector<int>> gbufpin;
@ -378,6 +382,22 @@ void read_chipdb()
continue;
}
if (mode == ".extra_cell") {
tile_x = atoi(strtok(nullptr, " \t\r\n"));
tile_y = atoi(strtok(nullptr, " \t\r\n"));
// For legacy reasons, extra_cell may be X Y name or X Y Z name
const char *z_or_name = strtok(nullptr, " \t\r\n");
if(isdigit(z_or_name[0])) {
cell_z = atoi(z_or_name);
cellname = std::string(strtok(nullptr, " \t\r\n"));
} else {
cell_z = 0;
cellname = std::string(z_or_name);
}
extra_cells[std::make_tuple(cellname, tile_x, tile_y, cell_z)] = {};
continue;
}
continue;
}
@ -473,6 +493,14 @@ void read_chipdb()
if (extra_bits.count(key))
extrabitfunc.insert(tok);
}
if(mode == ".extra_cell") {
std::string key = std::string(tok);
int x = atoi(strtok(nullptr, " \t\r\n"));
int y = atoi(strtok(nullptr, " \t\r\n"));
std::string name = std::string(strtok(nullptr, " \t\r\n"));
extra_cells[make_tuple(cellname, tile_x, tile_y, cell_z)][key] = make_tuple(x, y, name);
}
}
fclose(fdb);
@ -659,6 +687,27 @@ const std::set<std::string> &get_inports(std::string cell_type)
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"};
for (int i = 0; i < 16; i++) {
inports_map["SB_MAC16"].insert(stringf("C[%d]", i));
inports_map["SB_MAC16"].insert(stringf("A[%d]", i));
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));
}
for (int i = 0; i < 14; i++) {
inports_map["SB_SPRAM256KA"].insert(stringf("ADDRESS[%d]", i));
}
inports_map["INTERCONN"] = { "I" };
}