(cache)GitHub - j-core/jcore-j1-ghdl: A simple design targeting iCE40 up5k with GHDL + Yosys.

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Name	Name	Last commit message	Last commit date
Latest commit D. Jeff Dionne yosys doesn't optimize the carry j2 ALU carry chain. Help it out Jun 5, 2023 123c548 · Jun 5, 2023 History 22 Commits
tools	tools	move files back to vhm	Apr 15, 2020
Makefile	Makefile	Fix bug causing corruption of CPU init RAM. Add debug code to cpu_lat…	Jul 8, 2022
Makefile.up5k	Makefile.up5k	Add J-Core Free42s calculator target	Jun 27, 2022
boot.elf	boot.elf	Update calc target	Jul 16, 2022
bus_monitor.vhd	bus_monitor.vhd	add the raw RTL	Apr 15, 2020
clk_pkg.vhd	clk_pkg.vhd	move ROM over to rawfile/elf interpreter	Jun 27, 2022
components_pkg.vhd	components_pkg.vhd	yosys doesn't optimize the carry j2 ALU carry chain. Help it out	Jun 5, 2023
cpu.vhd	cpu.vhd	add the raw RTL	Apr 15, 2020
cpu2j0_pkg.vhd	cpu2j0_pkg.vhd	add the raw RTL	Apr 15, 2020
cpu_bulk_sram.vhd	cpu_bulk_sram.vhd	add the raw RTL	Apr 15, 2020
cpu_lattice.pcf	cpu_lattice.pcf	add the raw RTL	Apr 15, 2020
cpu_lattice.vhm	cpu_lattice.vhm	Fix bug causing corruption of CPU init RAM. Add debug code to cpu_lat…	Jul 8, 2022
cpu_lattice_pkg.vhd	cpu_lattice_pkg.vhd	Add in the test bench	Apr 15, 2020
cpu_lattice_tb.gtkw	cpu_lattice_tb.gtkw	a few more waveforms in the checked in save file	Oct 26, 2021
cpu_lattice_tb.vhd	cpu_lattice_tb.vhd	Fix bug causing corruption of CPU init RAM. Add debug code to cpu_lat…	Jul 8, 2022
cpu_simple_sram.vhd	cpu_simple_sram.vhd	Fix bug causing corruption of CPU init RAM. Add debug code to cpu_lat…	Jul 8, 2022
cpu_up5k_42s.pcf	cpu_up5k_42s.pcf	Add J-Core Free42s calculator target	Jun 27, 2022
cpu_up5k_42s.vhm	cpu_up5k_42s.vhm	Update calc target	Jul 16, 2022
cpu_up5k_42s_pkg.vhd	cpu_up5k_42s_pkg.vhd	Add J-Core Free42s calculator target	Jun 27, 2022
data_bus_pkg.vhd	data_bus_pkg.vhd	add the raw RTL	Apr 15, 2020
datapath.vhm	datapath.vhm	move files back to vhm	Apr 15, 2020
datapath_pkg.vhd	datapath_pkg.vhd	add the raw RTL	Apr 15, 2020
decode.vhd	decode.vhd	add the raw RTL	Apr 15, 2020
decode_body.vhd	decode_body.vhd	add the raw RTL	Apr 15, 2020
decode_core.vhm	decode_core.vhm	Move timeout_cnt back to vhm	Apr 15, 2020
decode_pkg.vhd	decode_pkg.vhd	add the raw RTL	Apr 15, 2020
decode_table.vhd	decode_table.vhd	add the raw RTL	Apr 15, 2020
decode_table_reverse.vhd	decode_table_reverse.vhd	add the raw RTL	Apr 15, 2020
decode_table_rom.vhd	decode_table_rom.vhd	add the raw RTL	Apr 15, 2020
decode_table_simple.vhd	decode_table_simple.vhd	add the raw RTL	Apr 15, 2020
lattice_ebr.vhd	lattice_ebr.vhd	Update calc target	Jul 16, 2022
lattice_spr_wrap.vhd	lattice_spr_wrap.vhd	add the raw RTL	Apr 15, 2020
monitor_pkg.vhd	monitor_pkg.vhd	add the raw RTL	Apr 15, 2020
mult.vhm	mult.vhm	move files back to vhm	Apr 15, 2020
mult_pkg.vhd	mult_pkg.vhd	add the raw RTL	Apr 15, 2020
ram_init.vhd	ram_init.vhd	Fix loading rom .data	Apr 19, 2022
rawfile_pkg.vhd	rawfile_pkg.vhd	Fix loading rom .data	Apr 19, 2022
register_file_sync.vhd	register_file_sync.vhd	assert not synthesizable	May 8, 2020
spram_sim.vhd	spram_sim.vhd	Fix bug causing corruption of CPU init RAM. Add debug code to cpu_lat…	Jul 8, 2022
timeout_cnt.vhm	timeout_cnt.vhm	Move timeout_cnt back to vhm	Apr 15, 2020