diff options
Diffstat (limited to 'techlibs/ecp5/brams_connect.py')
| -rwxr-xr-x | techlibs/ecp5/brams_connect.py | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/techlibs/ecp5/brams_connect.py b/techlibs/ecp5/brams_connect.py new file mode 100755 index 000000000..098607c59 --- /dev/null +++ b/techlibs/ecp5/brams_connect.py @@ -0,0 +1,66 @@ +#!/usr/bin/env python3 + +def write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits): + ada_conn = [".ADA%d(%s)" % (i, ada_bits[i]) for i in range(len(ada_bits))] + adb_conn = [".ADB%d(%s)" % (i, adb_bits[i]) for i in range(len(adb_bits))] + dia_conn = [".DIA%d(%s)" % (i, dia_bits[i]) for i in range(len(dia_bits))] + dob_conn = [".DOB%d(%s)" % (i, dob_bits[i]) for i in range(len(dob_bits))] + print(" %s," % ", ".join(ada_conn), file=f) + print(" %s," % ", ".join(adb_conn), file=f) + print(" %s," % ", ".join(dia_conn), file=f) + print(" %s," % ", ".join(dob_conn), file=f) + +def write_bus_ports_pdp(f, adw_bits, adr_bits, di_bits, do_bits, be_bits): + adw_conn = [".ADW%d(%s)" % (i, adw_bits[i]) for i in range(len(adw_bits))] + adr_conn = [".ADR%d(%s)" % (i, adr_bits[i]) for i in range(len(adr_bits))] + di_conn = [".DI%d(%s)" % (i, di_bits[i]) for i in range(len(di_bits))] + do_conn = [".DO%d(%s)" % (i, do_bits[i]) for i in range(len(do_bits))] + be_conn = [".BE%d(%s)" % (i, be_bits[i]) for i in range(len(be_bits))] + print(" %s," % ", ".join(adw_conn), file=f) + print(" %s," % ", ".join(adr_conn), file=f) + print(" %s," % ", ".join(di_conn), file=f) + print(" %s," % ", ".join(do_conn), file=f) + print(" %s," % ", ".join(be_conn), file=f) + +with open("techlibs/ecp5/bram_conn_1.vh", "w") as f: + ada_bits = ["A1ADDR[%d]" % i for i in range(14)] + adb_bits = ["B1ADDR[%d]" % i for i in range(14)] + dia_bits = ["A1DATA[0]"] + ["1'b0" for i in range(17)] + dob_bits = ["B1DATA[0]"] + write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits) + +with open("techlibs/ecp5/bram_conn_2.vh", "w") as f: + ada_bits = ["1'b0"] + ["A1ADDR[%d]" % i for i in range(13)] + adb_bits = ["1'b0"] + ["B1ADDR[%d]" % i for i in range(13)] + dia_bits = ["A1DATA[%d]" % i for i in range(2)] + ["1'b0" for i in range(16)] + dob_bits = ["B1DATA[%d]" % i for i in range(2)] + write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits) + +with open("techlibs/ecp5/bram_conn_4.vh", "w") as f: + ada_bits = ["1'b0", "1'b0"] + ["A1ADDR[%d]" % i for i in range(12)] + adb_bits = ["1'b0", "1'b0"] + ["B1ADDR[%d]" % i for i in range(12)] + dia_bits = ["A1DATA[%d]" % i for i in range(4)] + ["1'b0" for i in range(14)] + dob_bits = ["B1DATA[%d]" % i for i in range(4)] + write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits) + +with open("techlibs/ecp5/bram_conn_9.vh", "w") as f: + ada_bits = ["1'b0", "1'b0", "1'b0"] + ["A1ADDR[%d]" % i for i in range(11)] + adb_bits = ["1'b0", "1'b0", "1'b0"] + ["B1ADDR[%d]" % i for i in range(11)] + dia_bits = ["A1DATA[%d]" % i for i in range(9)] + ["1'b0" for i in range(9)] + dob_bits = ["B1DATA[%d]" % i for i in range(9)] + write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits) + +with open("techlibs/ecp5/bram_conn_18.vh", "w") as f: + ada_bits = ["A1EN[0]", "A1EN[1]", "1'b0", "1'b0"] + ["A1ADDR[%d]" % i for i in range(10)] + adb_bits = ["1'b0", "1'b0", "1'b0", "1'b0"] + ["B1ADDR[%d]" % i for i in range(10)] + dia_bits = ["A1DATA[%d]" % i for i in range(18)] + dob_bits = ["B1DATA[%d]" % i for i in range(18)] + write_bus_ports(f, ada_bits, adb_bits, dia_bits, dob_bits) + +with open("techlibs/ecp5/bram_conn_36.vh", "w") as f: + adw_bits = ["A1ADDR[%d]" % i for i in range(9)] + adr_bits = ["1'b0", "1'b0", "1'b0", "1'b0", "1'b0"] + ["B1ADDR[%d]" % i for i in range(9)] + di_bits = ["A1DATA[%d]" % i for i in range(36)] + do_bits = ["B1DATA[%d]" % (i + 18) for i in range(18)] + ["B1DATA[%d]" % i for i in range(18)] + be_bits = ["A1EN[%d]" % i for i in range(4)] + write_bus_ports_pdp(f, adw_bits, adr_bits, di_bits, do_bits, be_bits) |