File List

Here is a list of all files with brief descriptions:

[detail level 12345]

▼ cdl
▼ apb
▼ src
apb_master_axi.cdl	AXI target to an APB master interface
apb_master_mux.cdl
apb_processor.cdl	Pipelined APB request/response master, driven by a ROM
apb_target_de1_cl_inputs.cdl
apb_target_dprintf.cdl	Simple target for an APB bus to drive the dprintf request
apb_target_gpio.cdl	Simple GPIO target for an APB bus
apb_target_led_ws2812.cdl	Simple APB target for driving a chain of Neopixels
apb_target_ps2_host.cdl
apb_target_rv_timer.cdl	RISC-V compatible timer target for an APB bus
apb_target_sram_interface.cdl	APB bus target to drive an SRAM read/write request
apb_target_timer.cdl	Simple timer target for an APB bus
▼ boards
▼ de1_cl
► src
bbc_micro_de1_cl.cdl	BBC microcomputer with RAMs for the CL DE1 + daughterboard
bbc_micro_de1_cl_bbc.cdl	BBC microcomputer with RAMs for the CL DE1 + daughterboard
bbc_micro_de1_cl_io.cdl
de1_cl_controls.cdl
picoriscv_de1_cl.cdl	Pico-RISC-V microcomputer for the CL DE1 + daughterboard
riscv_adjunct_de1_cl.cdl	RISC-V adjunct for ARM AXI for the CL DE1 + daughterboard
▼ cpu
▼ riscv
► src
riscv_csrs_minimal.cdl	Control/status registers for a minimal RISC-V implementation
riscv_e32_decode.cdl
riscv_e32c_decode.cdl
riscv_i32_alu.cdl	ALU for i32 RISC-V implementation
riscv_i32_debug.cdl	RISC-V debug module with APB interface
riscv_i32_decode.cdl	Instruction decoder for RISC-V implementation
riscv_i32_fetch_debug.cdl	Instruction fetch interposer for debug
riscv_i32_minimal.cdl
riscv_i32_minimal_apb.cdl
riscv_i32_muldiv.cdl
riscv_i32_pipeline_debug.cdl	Low-gate-count RISC-V pipeline debug module
riscv_i32_trace.cdl	Instruction trace for RISC-V implementation
riscv_i32c_decode.cdl	Instruction decoder for RISC-V implementation
riscv_i32c_pipeline.cdl
riscv_i32c_pipeline2.cdl
riscv_i32c_pipeline3.cdl
riscv_jtag_apb_dm.cdl
riscv_minimal_debug.cdl
riscv_simple.cdl	Very simple RISC-V implementation ported to CDL
▼ src
cpu6502.cdl	CDL implementation of 6502 CPU core
▼ csrs
▼ src
csr_master_apb.cdl	Pipelined CSR request/response master, driven by an APB
csr_target_apb.cdl	Pipelined CSR request/response interface to APB slave interface
csr_target_csr.cdl	Pipelined CSR request/response interface to simple CSR read/write
csr_target_timeout.cdl	Timeout target to auto-complete CSR transactions on a timeout
▼ hps_fpga
▼ src
hps_fpga_debug.cdl
▼ inc
apb.h	Types for the APB bus
apb_peripherals.h	Modules of various simple APB peripherals
axi.h	Types for the AXI bus
bbc_micro_types.h	BBC micro types header file for CDL
bbc_submodules.h	BBC micro CDL submodules
csr_interface.h	Types and modules for the CSR interface
de1_cl.h	Input file for DE1 cl inputs and boards
dprintf.h
dprintf_modules.h
framebuffer.h	Framebuffer CDL types and submodules
hps.h
input_devices.h	Input device header file for CDL modules
jtag.h
leds.h	Constants, types and modules for various LED drivers
picoriscv.h	Module that makes up a Pico-RISC-V microcomputer
picoriscv_submodules.h	Modules that make up a Pico-RISC-V microcomputer
picoriscv_types.h
riscv.h	Header file for RISC-V implementations
riscv_internal_types.h
riscv_modules.h	Header file for RISC-V implementations
riscv_submodules.h
srams.h	SRAM modules used by all the modules
teletext.h
timer.h	Timer types header file for CDL modules
utils.h	Header file for utilities
video.h
▼ input_devices
▼ src
ps2_host.cdl	PS2 interface for keyboard or mouse
ps2_host_keyboard.cdl	PS2 interface converter for keyboard as host
▼ jtag
▼ src
jtag_apb.cdl	JTAG tap client to APB master module
jtag_tap.cdl	JTAG tap controller module
▼ led
▼ src
led_seven_segment.cdl	Simple module to support 7-segment hex display
led_ws2812_chain.cdl	'Neopixel' LED chain driver module
▼ microcomputers
▼ bbc
► src
bbc_csr_interface.cdl
bbc_display_sram.cdl	BBC micro display to SRAM write interface module
bbc_floppy_sram.cdl	BBC micro floppy to SRAM read/write interface module
bbc_keyboard_csr.cdl
bbc_keyboard_ps2.cdl	BBC micro keyboard from PS2 keys
bbc_micro.cdl	BBC microcomputer implementation module
bbc_micro_clocking.cdl	BBC microcomputer clock generation module
bbc_micro_keyboard.cdl	BBC microcomputer keyboard module
bbc_micro_rams.cdl	BBC microcomputer RAMs module
bbc_micro_with_rams.cdl	BBC microcomputer with RAMs module
bbc_vidproc.cdl	BBC microcomputer video ULA CDL implementation
▼ picoriscv
► src
picoriscv.cdl	Pico-RISC-V microcomputer implementation module
picoriscv_clocking.cdl	Clock control for pico-RISC-V microcomputer
▼ serial
▼ src
acia6850.cdl	6850 async communications chip CDL implementation
via6522.cdl	CDL implementation of a 6522 versatile interface adaptor (VIA)
▼ storage
▼ disk
► src
fdc8271.cdl	CDL implementation of 8271 FDC
▼ utils
▼ src
dprintf.cdl	Debug text formatter
dprintf_2_mux.cdl
dprintf_4_mux.cdl
generic_valid_ack_mux.cdl	A generic valid/ack multiplexer to combine buses with valid/ack protocol
hysteresis_switch.cdl	A hystersis detector using counter pairs
▼ video
▼ src
crtc6845.cdl	CDL implementation of 6845 CRTC
framebuffer.cdl	Framebuffer module with separate display and video sides
framebuffer_teletext.cdl	Teletext framebuffer module with separate write and video sides
framebuffer_timing.cdl	Framebuffer timing module to create sync and display signals
saa5050.cdl	CDL implementation of Mullard SAA5050
teletext.cdl	CDL implementation of a teletext decoder