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Merge pull request #333 from ozbenh/wukong

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Add support for  QMTech Wukong v2 board
This commit is contained in:
Anton Blanchard
2021-09-27 13:41:37 +10:00
committed by GitHub
parent c7579d74b0 d564672a82
commit 13439c76ba
25 changed files with 36198 additions and 9392 deletions
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12
fpga/clk_gen_plle2.vhd
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@@ -70,6 +70,18 @@ architecture rtl of clock_generator is
report "Unsupported output frequency" severity failure;
return bad_settings;
end case;
when 50000000 =>
case output_hz is
when 100000000 =>
return (clkin_period => 20.0,
clkfbout_mult => 32,
clkout_divide => 16,
divclk_divide => 1,
force_rst => '0');
when others =>
report "Unsupported output frequency" severity failure;
return bad_settings;
end case;
when others =>
report "Unsupported input frequency" severity failure;
return bad_settings;

579
fpga/top-wukong-v2.vhdl Normal file
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@@ -0,0 +1,579 @@
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
library unisim;
use unisim.vcomponents.all;
library work;
use work.wishbone_types.all;
entity toplevel is
generic (
MEMORY_SIZE : integer := 16384;
RAM_INIT_FILE : string := "firmware.hex";
RESET_LOW : boolean := true;
CLK_FREQUENCY : positive := 100000000;
HAS_FPU : boolean := true;
HAS_BTC : boolean := true;
HAS_SHORT_MULT : boolean := false;
USE_LITEDRAM : boolean := false;
NO_BRAM : boolean := false;
DISABLE_FLATTEN_CORE : boolean := false;
SPI_FLASH_OFFSET : integer := 4194304;
SPI_FLASH_DEF_CKDV : natural := 1;
SPI_FLASH_DEF_QUAD : boolean := true;
LOG_LENGTH : natural := 512;
USE_LITEETH : boolean := false;
UART_IS_16550 : boolean := true;
HAS_UART1 : boolean := false;
USE_LITESDCARD : boolean := false;
HAS_GPIO : boolean := false;
NGPIO : natural := 32
);
port(
ext_clk : in std_ulogic;
ext_rst_n : in std_ulogic;
-- UART0 signals:
uart_main_tx : out std_ulogic;
uart_main_rx : in std_ulogic;
-- LEDs
led0_n : out std_ulogic;
led1_n : out std_ulogic;
-- SPI
spi_flash_cs_n : out std_ulogic;
spi_flash_mosi : inout std_ulogic;
spi_flash_miso : inout std_ulogic;
spi_flash_wp_n : inout std_ulogic;
spi_flash_hold_n : inout std_ulogic;
-- Ethernet
eth_clocks_tx : in std_ulogic;
eth_clocks_gtx : out std_ulogic;
eth_clocks_rx : in std_ulogic;
eth_rst_n : out std_ulogic;
eth_mdio : inout std_ulogic;
eth_mdc : out std_ulogic;
eth_rx_dv : in std_ulogic;
eth_rx_er : in std_ulogic;
eth_rx_data : in std_ulogic_vector(7 downto 0);
eth_tx_en : out std_ulogic;
eth_tx_er : out std_ulogic;
eth_tx_data : out std_ulogic_vector(7 downto 0);
eth_col : in std_ulogic;
eth_crs : in std_ulogic;
-- SD card
sdcard_data : inout std_ulogic_vector(3 downto 0);
sdcard_cmd : inout std_ulogic;
sdcard_clk : out std_ulogic;
sdcard_cd : in std_ulogic;
-- DRAM wires
ddram_a : out std_ulogic_vector(13 downto 0);
ddram_ba : out std_ulogic_vector(2 downto 0);
ddram_ras_n : out std_ulogic;
ddram_cas_n : out std_ulogic;
ddram_we_n : out std_ulogic;
ddram_dm : out std_ulogic_vector(1 downto 0);
ddram_dq : inout std_ulogic_vector(15 downto 0);
ddram_dqs_p : inout std_ulogic_vector(1 downto 0);
ddram_dqs_n : inout std_ulogic_vector(1 downto 0);
ddram_clk_p : out std_ulogic;
ddram_clk_n : out std_ulogic;
ddram_cke : out std_ulogic;
ddram_odt : out std_ulogic;
ddram_reset_n : out std_ulogic
);
end entity toplevel;
architecture behaviour of toplevel is
-- Reset signals:
signal soc_rst : std_ulogic;
signal pll_rst : std_ulogic;
-- Internal clock signals:
signal system_clk : std_ulogic;
signal system_clk_locked : std_ulogic;
-- External IOs from the SoC
signal wb_ext_io_in : wb_io_master_out;
signal wb_ext_io_out : wb_io_slave_out;
signal wb_ext_is_dram_csr : std_ulogic;
signal wb_ext_is_dram_init : std_ulogic;
signal wb_ext_is_eth : std_ulogic;
signal wb_ext_is_sdcard : std_ulogic;
-- DRAM main data wishbone connection
signal wb_dram_in : wishbone_master_out;
signal wb_dram_out : wishbone_slave_out;
-- DRAM control wishbone connection
signal wb_dram_ctrl_out : wb_io_slave_out := wb_io_slave_out_init;
-- LiteEth connection
signal ext_irq_eth : std_ulogic;
signal wb_eth_out : wb_io_slave_out := wb_io_slave_out_init;
-- LiteSDCard connection
signal ext_irq_sdcard : std_ulogic := '0';
signal wb_sdcard_out : wb_io_slave_out := wb_io_slave_out_init;
signal wb_sddma_out : wb_io_master_out := wb_io_master_out_init;
signal wb_sddma_in : wb_io_slave_out;
signal wb_sddma_nr : wb_io_master_out;
signal wb_sddma_ir : wb_io_slave_out;
-- for conversion from non-pipelined wishbone to pipelined
signal wb_sddma_stb_sent : std_ulogic;
-- Control/status
signal core_alt_reset : std_ulogic;
-- SPI flash
signal spi_sck : std_ulogic;
signal spi_cs_n : std_ulogic;
signal spi_sdat_o : std_ulogic_vector(3 downto 0);
signal spi_sdat_oe : std_ulogic_vector(3 downto 0);
signal spi_sdat_i : std_ulogic_vector(3 downto 0);
-- Fixup various memory sizes based on generics
function get_bram_size return natural is
begin
if USE_LITEDRAM and NO_BRAM then
return 0;
else
return MEMORY_SIZE;
end if;
end function;
function get_payload_size return natural is
begin
if USE_LITEDRAM and NO_BRAM then
return MEMORY_SIZE;
else
return 0;
end if;
end function;
constant BRAM_SIZE : natural := get_bram_size;
constant PAYLOAD_SIZE : natural := get_payload_size;
begin
-- Main SoC
soc0: entity work.soc
generic map(
MEMORY_SIZE => BRAM_SIZE,
RAM_INIT_FILE => RAM_INIT_FILE,
SIM => false,
CLK_FREQ => CLK_FREQUENCY,
HAS_FPU => HAS_FPU,
HAS_BTC => HAS_BTC,
HAS_SHORT_MULT => HAS_SHORT_MULT,
HAS_DRAM => USE_LITEDRAM,
DRAM_SIZE => 256 * 1024 * 1024,
DRAM_INIT_SIZE => PAYLOAD_SIZE,
DISABLE_FLATTEN_CORE => DISABLE_FLATTEN_CORE,
HAS_SPI_FLASH => true,
SPI_FLASH_DLINES => 4,
SPI_FLASH_OFFSET => SPI_FLASH_OFFSET,
SPI_FLASH_DEF_CKDV => SPI_FLASH_DEF_CKDV,
SPI_FLASH_DEF_QUAD => SPI_FLASH_DEF_QUAD,
LOG_LENGTH => LOG_LENGTH,
HAS_LITEETH => USE_LITEETH,
UART0_IS_16550 => UART_IS_16550,
HAS_UART1 => HAS_UART1,
HAS_SD_CARD => USE_LITESDCARD,
HAS_GPIO => HAS_GPIO,
NGPIO => NGPIO
)
port map (
-- System signals
system_clk => system_clk,
rst => soc_rst,
-- UART signals
uart0_txd => uart_main_tx,
uart0_rxd => uart_main_rx,
-- SPI signals
spi_flash_sck => spi_sck,
spi_flash_cs_n => spi_cs_n,
spi_flash_sdat_o => spi_sdat_o,
spi_flash_sdat_oe => spi_sdat_oe,
spi_flash_sdat_i => spi_sdat_i,
-- External interrupts
ext_irq_eth => ext_irq_eth,
ext_irq_sdcard => ext_irq_sdcard,
-- DRAM wishbone
wb_dram_in => wb_dram_in,
wb_dram_out => wb_dram_out,
-- IO wishbone
wb_ext_io_in => wb_ext_io_in,
wb_ext_io_out => wb_ext_io_out,
wb_ext_is_dram_csr => wb_ext_is_dram_csr,
wb_ext_is_dram_init => wb_ext_is_dram_init,
wb_ext_is_eth => wb_ext_is_eth,
wb_ext_is_sdcard => wb_ext_is_sdcard,
-- DMA wishbone
wishbone_dma_in => wb_sddma_in,
wishbone_dma_out => wb_sddma_out,
alt_reset => core_alt_reset
);
-- SPI Flash
spi_flash_cs_n <= spi_cs_n;
spi_flash_mosi <= spi_sdat_o(0) when spi_sdat_oe(0) = '1' else 'Z';
spi_flash_miso <= spi_sdat_o(1) when spi_sdat_oe(1) = '1' else 'Z';
spi_flash_wp_n <= spi_sdat_o(2) when spi_sdat_oe(2) = '1' else 'Z';
spi_flash_hold_n <= spi_sdat_o(3) when spi_sdat_oe(3) = '1' else 'Z';
spi_sdat_i(0) <= spi_flash_mosi;
spi_sdat_i(1) <= spi_flash_miso;
spi_sdat_i(2) <= spi_flash_wp_n;
spi_sdat_i(3) <= spi_flash_hold_n;
STARTUPE2_INST: STARTUPE2
port map (
CLK => '0',
GSR => '0',
GTS => '0',
KEYCLEARB => '0',
PACK => '0',
USRCCLKO => spi_sck,
USRCCLKTS => '0',
USRDONEO => '1',
USRDONETS => '0'
);
nodram: if not USE_LITEDRAM generate
signal ddram_clk_dummy : std_ulogic;
begin
reset_controller: entity work.soc_reset
generic map(
RESET_LOW => RESET_LOW
)
port map(
ext_clk => ext_clk,
pll_clk => system_clk,
pll_locked_in => system_clk_locked,
ext_rst_in => ext_rst_n,
pll_rst_out => pll_rst,
rst_out => soc_rst
);
clkgen: entity work.clock_generator
generic map(
CLK_INPUT_HZ => 50000000,
CLK_OUTPUT_HZ => CLK_FREQUENCY
)
port map(
ext_clk => ext_clk,
pll_rst_in => pll_rst,
pll_clk_out => system_clk,
pll_locked_out => system_clk_locked
);
core_alt_reset <= '0';
-- Vivado barfs on those differential signals if left
-- unconnected. So instanciate a diff. buffer and feed
-- it a constant '0'.
dummy_dram_clk: OBUFDS
port map (
O => ddram_clk_p,
OB => ddram_clk_n,
I => ddram_clk_dummy
);
ddram_clk_dummy <= '0';
end generate;
has_dram: if USE_LITEDRAM generate
signal dram_init_done : std_ulogic;
signal dram_init_error : std_ulogic;
signal dram_sys_rst : std_ulogic;
signal rst_gen_rst : std_ulogic;
begin
-- Eventually dig out the frequency from the generator
-- but for now, assert it's 100Mhz
assert CLK_FREQUENCY = 100000000;
reset_controller: entity work.soc_reset
generic map(
RESET_LOW => RESET_LOW,
PLL_RESET_BITS => 18,
SOC_RESET_BITS => 1
)
port map(
ext_clk => ext_clk,
pll_clk => system_clk,
pll_locked_in => system_clk_locked,
ext_rst_in => ext_rst_n,
pll_rst_out => pll_rst,
rst_out => rst_gen_rst
);
-- Generate SoC reset
soc_rst_gen: process(system_clk)
begin
if ext_rst_n = '0' then
soc_rst <= '1';
elsif rising_edge(system_clk) then
soc_rst <= dram_sys_rst or not system_clk_locked;
end if;
end process;
dram: entity work.litedram_wrapper
generic map(
DRAM_ABITS => 24,
DRAM_ALINES => 14,
DRAM_DLINES => 16,
DRAM_PORT_WIDTH => 128,
PAYLOAD_FILE => RAM_INIT_FILE,
PAYLOAD_SIZE => PAYLOAD_SIZE
)
port map(
clk_in => ext_clk,
rst => pll_rst,
system_clk => system_clk,
system_reset => dram_sys_rst,
core_alt_reset => core_alt_reset,
pll_locked => system_clk_locked,
wb_in => wb_dram_in,
wb_out => wb_dram_out,
wb_ctrl_in => wb_ext_io_in,
wb_ctrl_out => wb_dram_ctrl_out,
wb_ctrl_is_csr => wb_ext_is_dram_csr,
wb_ctrl_is_init => wb_ext_is_dram_init,
init_done => dram_init_done,
init_error => dram_init_error,
ddram_a => ddram_a,
ddram_ba => ddram_ba,
ddram_ras_n => ddram_ras_n,
ddram_cas_n => ddram_cas_n,
ddram_we_n => ddram_we_n,
ddram_cs_n => open,
ddram_dm => ddram_dm,
ddram_dq => ddram_dq,
ddram_dqs_p => ddram_dqs_p,
ddram_dqs_n => ddram_dqs_n,
ddram_clk_p => ddram_clk_p,
ddram_clk_n => ddram_clk_n,
ddram_cke => ddram_cke,
ddram_odt => ddram_odt,
ddram_reset_n => ddram_reset_n
);
end generate;
has_liteeth : if USE_LITEETH generate
component liteeth_core port (
sys_clock : in std_ulogic;
sys_reset : in std_ulogic;
gmii_eth_clocks_tx : in std_ulogic;
gmii_eth_clocks_gtx : out std_ulogic;
gmii_eth_clocks_rx : in std_ulogic;
gmii_eth_rst_n : out std_ulogic;
gmii_eth_mdio : inout std_ulogic;
gmii_eth_mdc : out std_ulogic;
gmii_eth_rx_dv : in std_ulogic;
gmii_eth_rx_er : in std_ulogic;
gmii_eth_rx_data : in std_ulogic_vector(7 downto 0);
gmii_eth_tx_en : out std_ulogic;
gmii_eth_tx_er : out std_ulogic;
gmii_eth_tx_data : out std_ulogic_vector(7 downto 0);
gmii_eth_col : in std_ulogic;
gmii_eth_crs : in std_ulogic;
wishbone_adr : in std_ulogic_vector(29 downto 0);
wishbone_dat_w : in std_ulogic_vector(31 downto 0);
wishbone_dat_r : out std_ulogic_vector(31 downto 0);
wishbone_sel : in std_ulogic_vector(3 downto 0);
wishbone_cyc : in std_ulogic;
wishbone_stb : in std_ulogic;
wishbone_ack : out std_ulogic;
wishbone_we : in std_ulogic;
wishbone_cti : in std_ulogic_vector(2 downto 0);
wishbone_bte : in std_ulogic_vector(1 downto 0);
wishbone_err : out std_ulogic;
interrupt : out std_ulogic
);
end component;
signal wb_eth_cyc : std_ulogic;
signal wb_eth_adr : std_ulogic_vector(29 downto 0);
-- Change this to use a PLL instead of a BUFR to generate the 25Mhz
-- reference clock to the PHY.
constant USE_PLL : boolean := false;
begin
liteeth : liteeth_core
port map(
sys_clock => system_clk,
sys_reset => soc_rst,
gmii_eth_clocks_tx => eth_clocks_tx,
gmii_eth_clocks_gtx => eth_clocks_gtx,
gmii_eth_clocks_rx => eth_clocks_rx,
gmii_eth_rst_n => eth_rst_n,
gmii_eth_mdio => eth_mdio,
gmii_eth_mdc => eth_mdc,
gmii_eth_rx_dv => eth_rx_dv,
gmii_eth_rx_er => eth_rx_er,
gmii_eth_rx_data => eth_rx_data,
gmii_eth_tx_en => eth_tx_en,
gmii_eth_tx_er => eth_tx_er,
gmii_eth_tx_data => eth_tx_data,
gmii_eth_col => eth_col,
gmii_eth_crs => eth_crs,
wishbone_adr => wb_eth_adr,
wishbone_dat_w => wb_ext_io_in.dat,
wishbone_dat_r => wb_eth_out.dat,
wishbone_sel => wb_ext_io_in.sel,
wishbone_cyc => wb_eth_cyc,
wishbone_stb => wb_ext_io_in.stb,
wishbone_ack => wb_eth_out.ack,
wishbone_we => wb_ext_io_in.we,
wishbone_cti => "000",
wishbone_bte => "00",
wishbone_err => open,
interrupt => ext_irq_eth
);
-- Gate cyc with "chip select" from soc
wb_eth_cyc <= wb_ext_io_in.cyc and wb_ext_is_eth;
-- Remove top address bits as liteeth decoder doesn't know about them
wb_eth_adr <= x"000" & "000" & wb_ext_io_in.adr(14 downto 0);
-- LiteETH isn't pipelined
wb_eth_out.stall <= not wb_eth_out.ack;
end generate;
no_liteeth : if not USE_LITEETH generate
ext_irq_eth <= '0';
end generate;
-- SD card pmod
has_sdcard : if USE_LITESDCARD generate
component litesdcard_core port (
clk : in std_ulogic;
rst : in std_ulogic;
-- wishbone for accessing control registers
wb_ctrl_adr : in std_ulogic_vector(29 downto 0);
wb_ctrl_dat_w : in std_ulogic_vector(31 downto 0);
wb_ctrl_dat_r : out std_ulogic_vector(31 downto 0);
wb_ctrl_sel : in std_ulogic_vector(3 downto 0);
wb_ctrl_cyc : in std_ulogic;
wb_ctrl_stb : in std_ulogic;
wb_ctrl_ack : out std_ulogic;
wb_ctrl_we : in std_ulogic;
wb_ctrl_cti : in std_ulogic_vector(2 downto 0);
wb_ctrl_bte : in std_ulogic_vector(1 downto 0);
wb_ctrl_err : out std_ulogic;
-- wishbone for SD card core to use for DMA
wb_dma_adr : out std_ulogic_vector(29 downto 0);
wb_dma_dat_w : out std_ulogic_vector(31 downto 0);
wb_dma_dat_r : in std_ulogic_vector(31 downto 0);
wb_dma_sel : out std_ulogic_vector(3 downto 0);
wb_dma_cyc : out std_ulogic;
wb_dma_stb : out std_ulogic;
wb_dma_ack : in std_ulogic;
wb_dma_we : out std_ulogic;
wb_dma_cti : out std_ulogic_vector(2 downto 0);
wb_dma_bte : out std_ulogic_vector(1 downto 0);
wb_dma_err : in std_ulogic;
-- connections to SD card
sdcard_data : inout std_ulogic_vector(3 downto 0);
sdcard_cmd : inout std_ulogic;
sdcard_clk : out std_ulogic;
sdcard_cd : in std_ulogic;
irq : out std_ulogic
);
end component;
signal wb_sdcard_cyc : std_ulogic;
signal wb_sdcard_adr : std_ulogic_vector(29 downto 0);
begin
litesdcard : litesdcard_core
port map (
clk => system_clk,
rst => soc_rst,
wb_ctrl_adr => wb_sdcard_adr,
wb_ctrl_dat_w => wb_ext_io_in.dat,
wb_ctrl_dat_r => wb_sdcard_out.dat,
wb_ctrl_sel => wb_ext_io_in.sel,
wb_ctrl_cyc => wb_sdcard_cyc,
wb_ctrl_stb => wb_ext_io_in.stb,
wb_ctrl_ack => wb_sdcard_out.ack,
wb_ctrl_we => wb_ext_io_in.we,
wb_ctrl_cti => "000",
wb_ctrl_bte => "00",
wb_ctrl_err => open,
wb_dma_adr => wb_sddma_nr.adr,
wb_dma_dat_w => wb_sddma_nr.dat,
wb_dma_dat_r => wb_sddma_ir.dat,
wb_dma_sel => wb_sddma_nr.sel,
wb_dma_cyc => wb_sddma_nr.cyc,
wb_dma_stb => wb_sddma_nr.stb,
wb_dma_ack => wb_sddma_ir.ack,
wb_dma_we => wb_sddma_nr.we,
wb_dma_cti => open,
wb_dma_bte => open,
wb_dma_err => '0',
sdcard_data => sdcard_data,
sdcard_cmd => sdcard_cmd,
sdcard_clk => sdcard_clk,
sdcard_cd => sdcard_cd,
irq => ext_irq_sdcard
);
-- Gate cyc with chip select from SoC
wb_sdcard_cyc <= wb_ext_io_in.cyc and wb_ext_is_sdcard;
wb_sdcard_adr <= x"0000" & wb_ext_io_in.adr(13 downto 0);
wb_sdcard_out.stall <= not wb_sdcard_out.ack;
-- Convert non-pipelined DMA wishbone to pipelined by suppressing
-- non-acknowledged strobes
process(system_clk)
begin
if rising_edge(system_clk) then
wb_sddma_out <= wb_sddma_nr;
if wb_sddma_stb_sent = '1' or
(wb_sddma_out.stb = '1' and wb_sddma_in.stall = '0') then
wb_sddma_out.stb <= '0';
end if;
if wb_sddma_nr.cyc = '0' or wb_sddma_ir.ack = '1' then
wb_sddma_stb_sent <= '0';
elsif wb_sddma_in.stall = '0' then
wb_sddma_stb_sent <= wb_sddma_nr.stb;
end if;
wb_sddma_ir <= wb_sddma_in;
end if;
end process;
end generate;
-- Mux WB response on the IO bus
wb_ext_io_out <= wb_eth_out when wb_ext_is_eth = '1' else
wb_sdcard_out when wb_ext_is_sdcard = '1' else
wb_dram_ctrl_out;
led0_n <= system_clk_locked;
led1_n <= not soc_rst;
end architecture behaviour;

487
fpga/wukong-v2.xdc Normal file
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@@ -0,0 +1,487 @@
################################################################################
# clkin, reset, uart pins...
################################################################################
set_property -dict { PACKAGE_PIN M21 IOSTANDARD LVCMOS33 } [get_ports { ext_clk }];
set_property -dict { PACKAGE_PIN H7 IOSTANDARD LVCMOS33 } [get_ports { ext_rst_n }];
set_property -dict { PACKAGE_PIN E3 IOSTANDARD LVCMOS33 } [get_ports { uart_main_tx }];
set_property -dict { PACKAGE_PIN F3 IOSTANDARD LVCMOS33 } [get_ports { uart_main_rx }];
################################################################################
# LEDs
################################################################################
set_property -dict { PACKAGE_PIN V16 IOSTANDARD LVCMOS33 } [get_ports { led0_n }];
set_property -dict { PACKAGE_PIN V17 IOSTANDARD LVCMOS33 } [get_ports { led1_n }];
################################################################################
# SPI Flash
################################################################################ema
set_property -dict { PACKAGE_PIN P18 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_cs_n }];
set_property -dict { PACKAGE_PIN R14 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_mosi }];
set_property -dict { PACKAGE_PIN R15 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_miso }];
set_property -dict { PACKAGE_PIN P14 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_wp_n }];
set_property -dict { PACKAGE_PIN N14 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_hold_n }];
################################################################################
# Micro SD
################################################################################
set_property -dict { PACKAGE_PIN M5 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_data[0] }];
set_property -dict { PACKAGE_PIN M7 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_data[1] }];
set_property -dict { PACKAGE_PIN H6 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_data[2] }];
set_property -dict { PACKAGE_PIN J6 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_data[3] }];
set_property -dict { PACKAGE_PIN J8 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_cmd }];
set_property -dict { PACKAGE_PIN L4 IOSTANDARD LVCMOS33 SLEW FAST } [get_ports { sdcard_clk }];
set_property -dict { PACKAGE_PIN N6 IOSTANDARD LVCMOS33 } [get_ports { sdcard_cd }];
# Put registers into IOBs to improve timing
set_property IOB true [get_cells -hierarchical -filter {NAME =~*.litesdcard/sdcard_*}]
################################################################################
# PMOD header J10 (high-speed, no protection resisters)
################################################################################
#set_property -dict { PACKAGE_PIN D5 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_1 }];
#set_property -dict { PACKAGE_PIN G5 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_2 }];
#set_property -dict { PACKAGE_PIN G7 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_3 }];
#set_property -dict { PACKAGE_PIN G8 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_4 }];
#set_property -dict { PACKAGE_PIN E5 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_7 }];
#set_property -dict { PACKAGE_PIN E6 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_8 }];
#set_property -dict { PACKAGE_PIN D6 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_9 }];
#set_property -dict { PACKAGE_PIN G6 IOSTANDARD LVCMOS33 } [get_ports { pmod_j10_10 }];
################################################################################
# PMOD header J11 (high-speed, no protection resisters)
################################################################################
#set_property -dict { PACKAGE_PIN H4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_1 }];
#set_property -dict { PACKAGE_PIN F4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_2 }];
#set_property -dict { PACKAGE_PIN A4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_3 }];
#set_property -dict { PACKAGE_PIN A5 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_4 }];
#set_property -dict { PACKAGE_PIN J4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_7 }];
#set_property -dict { PACKAGE_PIN G4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_8 }];
#set_property -dict { PACKAGE_PIN B4 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_9 }];
#set_property -dict { PACKAGE_PIN B5 IOSTANDARD LVCMOS33 } [get_ports { pmod_j11_10 }];
################################################################################
# HDR 20X2 connector
################################################################################
## TODO
################################################################################
# Ethernet (generated by LiteX)
################################################################################
# eth_clocks:0.tx
set_property LOC M2 [get_ports {eth_clocks_tx}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_clocks_tx}]
# eth_clocks:0.gtx
set_property LOC U1 [get_ports {eth_clocks_gtx}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_clocks_gtx}]
# eth_clocks:0.rx
set_property LOC P4 [get_ports {eth_clocks_rx}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_clocks_rx}]
# eth:0.rst_n
set_property LOC R1 [get_ports {eth_rst_n}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rst_n}]
# eth:0.mdio
set_property LOC H1 [get_ports {eth_mdio}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_mdio}]
# eth:0.mdc
set_property LOC H2 [get_ports {eth_mdc}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_mdc}]
# eth:0.rx_dv
set_property LOC L3 [get_ports {eth_rx_dv}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_dv}]
# eth:0.rx_er
set_property LOC U5 [get_ports {eth_rx_er}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_er}]
# eth:0.rx_data
set_property LOC M4 [get_ports {eth_rx_data[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[0]}]
# eth:0.rx_data
set_property LOC N3 [get_ports {eth_rx_data[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[1]}]
# eth:0.rx_data
set_property LOC N4 [get_ports {eth_rx_data[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[2]}]
# eth:0.rx_data
set_property LOC P3 [get_ports {eth_rx_data[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[3]}]
# eth:0.rx_data
set_property LOC R3 [get_ports {eth_rx_data[4]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[4]}]
# eth:0.rx_data
set_property LOC T3 [get_ports {eth_rx_data[5]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[5]}]
# eth:0.rx_data
set_property LOC T4 [get_ports {eth_rx_data[6]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[6]}]
# eth:0.rx_data
set_property LOC T5 [get_ports {eth_rx_data[7]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_rx_data[7]}]
# eth:0.tx_en
set_property LOC T2 [get_ports {eth_tx_en}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_en}]
# eth:0.tx_er
set_property LOC J1 [get_ports {eth_tx_er}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_er}]
# eth:0.tx_data
set_property LOC R2 [get_ports {eth_tx_data[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[0]}]
# eth:0.tx_data
set_property LOC P1 [get_ports {eth_tx_data[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[1]}]
# eth:0.tx_data
set_property LOC N2 [get_ports {eth_tx_data[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[2]}]
# eth:0.tx_data
set_property LOC N1 [get_ports {eth_tx_data[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[3]}]
# eth:0.tx_data
set_property LOC M1 [get_ports {eth_tx_data[4]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[4]}]
# eth:0.tx_data
set_property LOC L2 [get_ports {eth_tx_data[5]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[5]}]
# eth:0.tx_data
set_property LOC K2 [get_ports {eth_tx_data[6]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[6]}]
# eth:0.tx_data
set_property LOC K1 [get_ports {eth_tx_data[7]}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_tx_data[7]}]
# eth:0.col
set_property LOC U4 [get_ports {eth_col}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_col}]
# eth:0.crs
set_property LOC U2 [get_ports {eth_crs}]
set_property IOSTANDARD LVCMOS33 [get_ports {eth_crs}]
################################################################################
# DRAM (generated by LiteX)
################################################################################
# ddram:0.a
set_property LOC E17 [get_ports {ddram_a[0]}]
set_property SLEW FAST [get_ports {ddram_a[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[0]}]
# ddram:0.a
set_property LOC G17 [get_ports {ddram_a[1]}]
set_property SLEW FAST [get_ports {ddram_a[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[1]}]
# ddram:0.a
set_property LOC F17 [get_ports {ddram_a[2]}]
set_property SLEW FAST [get_ports {ddram_a[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[2]}]
# ddram:0.a
set_property LOC C17 [get_ports {ddram_a[3]}]
set_property SLEW FAST [get_ports {ddram_a[3]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[3]}]
# ddram:0.a
set_property LOC G16 [get_ports {ddram_a[4]}]
set_property SLEW FAST [get_ports {ddram_a[4]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[4]}]
# ddram:0.a
set_property LOC D16 [get_ports {ddram_a[5]}]
set_property SLEW FAST [get_ports {ddram_a[5]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[5]}]
# ddram:0.a
set_property LOC H16 [get_ports {ddram_a[6]}]
set_property SLEW FAST [get_ports {ddram_a[6]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[6]}]
# ddram:0.a
set_property LOC E16 [get_ports {ddram_a[7]}]
set_property SLEW FAST [get_ports {ddram_a[7]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[7]}]
# ddram:0.a
set_property LOC H14 [get_ports {ddram_a[8]}]
set_property SLEW FAST [get_ports {ddram_a[8]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[8]}]
# ddram:0.a
set_property LOC F15 [get_ports {ddram_a[9]}]
set_property SLEW FAST [get_ports {ddram_a[9]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[9]}]
# ddram:0.a
set_property LOC F20 [get_ports {ddram_a[10]}]
set_property SLEW FAST [get_ports {ddram_a[10]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[10]}]
# ddram:0.a
set_property LOC H15 [get_ports {ddram_a[11]}]
set_property SLEW FAST [get_ports {ddram_a[11]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[11]}]
# ddram:0.a
set_property LOC C18 [get_ports {ddram_a[12]}]
set_property SLEW FAST [get_ports {ddram_a[12]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[12]}]
# ddram:0.a
set_property LOC G15 [get_ports {ddram_a[13]}]
set_property SLEW FAST [get_ports {ddram_a[13]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_a[13]}]
# ddram:0.ba
set_property LOC B17 [get_ports {ddram_ba[0]}]
set_property SLEW FAST [get_ports {ddram_ba[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[0]}]
# ddram:0.ba
set_property LOC D18 [get_ports {ddram_ba[1]}]
set_property SLEW FAST [get_ports {ddram_ba[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[1]}]
# ddram:0.ba
set_property LOC A17 [get_ports {ddram_ba[2]}]
set_property SLEW FAST [get_ports {ddram_ba[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ba[2]}]
# ddram:0.ras_n
set_property LOC A19 [get_ports {ddram_ras_n}]
set_property SLEW FAST [get_ports {ddram_ras_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_ras_n}]
# ddram:0.cas_n
set_property LOC B19 [get_ports {ddram_cas_n}]
set_property SLEW FAST [get_ports {ddram_cas_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_cas_n}]
# ddram:0.we_n
set_property LOC A18 [get_ports {ddram_we_n}]
set_property SLEW FAST [get_ports {ddram_we_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_we_n}]
# ddram:0.dm
set_property LOC A22 [get_ports {ddram_dm[0]}]
set_property SLEW FAST [get_ports {ddram_dm[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dm[0]}]
# ddram:0.dm
set_property LOC C22 [get_ports {ddram_dm[1]}]
set_property SLEW FAST [get_ports {ddram_dm[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dm[1]}]
# ddram:0.dq
set_property LOC D21 [get_ports {ddram_dq[0]}]
set_property SLEW FAST [get_ports {ddram_dq[0]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[0]}]
# ddram:0.dq
set_property LOC C21 [get_ports {ddram_dq[1]}]
set_property SLEW FAST [get_ports {ddram_dq[1]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[1]}]
# ddram:0.dq
set_property LOC B22 [get_ports {ddram_dq[2]}]
set_property SLEW FAST [get_ports {ddram_dq[2]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[2]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[2]}]
# ddram:0.dq
set_property LOC B21 [get_ports {ddram_dq[3]}]
set_property SLEW FAST [get_ports {ddram_dq[3]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[3]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[3]}]
# ddram:0.dq
set_property LOC D19 [get_ports {ddram_dq[4]}]
set_property SLEW FAST [get_ports {ddram_dq[4]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[4]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[4]}]
# ddram:0.dq
set_property LOC E20 [get_ports {ddram_dq[5]}]
set_property SLEW FAST [get_ports {ddram_dq[5]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[5]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[5]}]
# ddram:0.dq
set_property LOC C19 [get_ports {ddram_dq[6]}]
set_property SLEW FAST [get_ports {ddram_dq[6]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[6]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[6]}]
# ddram:0.dq
set_property LOC D20 [get_ports {ddram_dq[7]}]
set_property SLEW FAST [get_ports {ddram_dq[7]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[7]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[7]}]
# ddram:0.dq
set_property LOC C23 [get_ports {ddram_dq[8]}]
set_property SLEW FAST [get_ports {ddram_dq[8]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[8]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[8]}]
# ddram:0.dq
set_property LOC D23 [get_ports {ddram_dq[9]}]
set_property SLEW FAST [get_ports {ddram_dq[9]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[9]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[9]}]
# ddram:0.dq
set_property LOC B24 [get_ports {ddram_dq[10]}]
set_property SLEW FAST [get_ports {ddram_dq[10]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[10]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[10]}]
# ddram:0.dq
set_property LOC B25 [get_ports {ddram_dq[11]}]
set_property SLEW FAST [get_ports {ddram_dq[11]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[11]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[11]}]
# ddram:0.dq
set_property LOC C24 [get_ports {ddram_dq[12]}]
set_property SLEW FAST [get_ports {ddram_dq[12]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[12]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[12]}]
# ddram:0.dq
set_property LOC C26 [get_ports {ddram_dq[13]}]
set_property SLEW FAST [get_ports {ddram_dq[13]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[13]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[13]}]
# ddram:0.dq
set_property LOC A25 [get_ports {ddram_dq[14]}]
set_property SLEW FAST [get_ports {ddram_dq[14]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[14]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[14]}]
# ddram:0.dq
set_property LOC B26 [get_ports {ddram_dq[15]}]
set_property SLEW FAST [get_ports {ddram_dq[15]}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_dq[15]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dq[15]}]
# ddram:0.dqs_p
set_property LOC B20 [get_ports {ddram_dqs_p[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[0]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_p[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_p[0]}]
# ddram:0.dqs_p
set_property LOC A23 [get_ports {ddram_dqs_p[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[1]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_p[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_p[1]}]
# ddram:0.dqs_n
set_property LOC A20 [get_ports {ddram_dqs_n[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[0]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_n[0]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_n[0]}]
# ddram:0.dqs_n
set_property LOC A24 [get_ports {ddram_dqs_n[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[1]}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_dqs_n[1]}]
set_property IN_TERM UNTUNED_SPLIT_40 [get_ports {ddram_dqs_n[1]}]
# ddram:0.clk_p
set_property LOC F18 [get_ports {ddram_clk_p}]
set_property SLEW FAST [get_ports {ddram_clk_p}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_clk_p}]
# ddram:0.clk_n
set_property LOC F19 [get_ports {ddram_clk_n}]
set_property SLEW FAST [get_ports {ddram_clk_n}]
set_property IOSTANDARD DIFF_SSTL135 [get_ports {ddram_clk_n}]
# ddram:0.cke
set_property LOC E18 [get_ports {ddram_cke}]
set_property SLEW FAST [get_ports {ddram_cke}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_cke}]
# ddram:0.odt
set_property LOC G19 [get_ports {ddram_odt}]
set_property SLEW FAST [get_ports {ddram_odt}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_odt}]
# ddram:0.reset_n
set_property LOC H17 [get_ports {ddram_reset_n}]
set_property SLEW FAST [get_ports {ddram_reset_n}]
set_property IOSTANDARD SSTL135 [get_ports {ddram_reset_n}]
################################################################################
# Design constraints and bitsteam attributes
################################################################################
set_property INTERNAL_VREF 0.675 [get_iobanks 16]
set_property CONFIG_VOLTAGE 3.3 [current_design]
set_property CFGBVS VCCO [current_design]
set_property BITSTREAM.GENERAL.COMPRESS TRUE [current_design]
set_property BITSTREAM.CONFIG.CONFIGRATE 33 [current_design]
set_property CONFIG_MODE SPIx4 [current_design]
################################################################################
# Clock constraints
################################################################################
create_clock -name sys_clk_pin -period 20.00 [get_ports { ext_clk }];
create_clock -name eth_rx_clk -period 8.0 [get_nets has_liteeth.liteeth/eth_rx_clk]
create_clock -name eth_tx_clk -period 8.0 [get_nets has_liteeth.liteeth/eth_tx_clk]
set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/sys_clk]] -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/eth_rx_clk]] -asynchronous
set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/sys_clk]] -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/eth_tx_clk]] -asynchronous
set_clock_groups -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/eth_rx_clk]] -group [get_clocks -include_generated_clocks -of [get_nets has_liteeth.liteeth/eth_tx_clk]] -asynchronous
################################################################################
# False path constraints (from LiteX as they relate to LiteDRAM and LiteEth)
################################################################################
set_false_path -quiet -through [get_nets -hierarchical -filter {mr_ff == TRUE}]
set_false_path -quiet -to [get_pins -filter {REF_PIN_NAME == PRE} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE || ars_ff2 == TRUE}]]
set_max_delay 2 -quiet -from [get_pins -filter {REF_PIN_NAME == C} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE}]] -to [get_pins -filter {REF_PIN_NAME == D} -of_objects [get_cells -hierarchical -filter {ars_ff2 == TRUE}]]

2
litedram/gen-src/generate.py
View File

@@ -100,7 +100,7 @@ def generate_one(t):
def main():
targets = ['arty','nexys-video', 'genesys2', 'acorn-cle-215', 'sim']
targets = ['arty','nexys-video', 'genesys2', 'acorn-cle-215', 'wukong-v2', 'sim']
for t in targets:
generate_one(t)

2
litedram/gen-src/sdram_init/main.c
View File

@@ -125,7 +125,7 @@ static bool check_flash(void)
/* Supported flash types for quad mode */
if (id[0] == 0x01 &&
(id[1] == 0x02 || id[1] == 0x20) &&
(id[1] == 0x02 || id[1] == 0x20 || id[1] == 0x60) &&
(id[2] == 0x18 || id[2] == 0x19)) {
check_spansion_quad_mode();
quad = true;

36
litedram/gen-src/wukong-v2.yml Normal file
View File

@@ -0,0 +1,36 @@
# This file is Copyright (c) 2018-2019 Florent Kermarrec <florent@enjoy-digital.fr>
# License: BSD
{
# General ------------------------------------------------------------------
"cpu": "None", # CPU type (ex vexriscv, serv, None)
"speedgrade": -1, # FPGA speedgrade
"memtype": "DDR3", # DRAM type
# PHY ----------------------------------------------------------------------
"cmd_latency": 0, # Command additional latency
"sdram_module": "MT41K128M16", # SDRAM modules of the board or SO-DIMM
"sdram_module_nb": 2, # Number of byte groups
"sdram_rank_nb": 1, # Number of ranks
"sdram_phy": "A7DDRPHY", # Type of FPGA PHY
# Electrical ---------------------------------------------------------------
"rtt_nom": "60ohm", # Nominal termination
"rtt_wr": "60ohm", # Write termination
"ron": "34ohm", # Output driver impedance
# Frequency ----------------------------------------------------------------
"input_clk_freq": 50e6, # Input clock frequency
"sys_clk_freq": 100e6, # System clock frequency (DDR_clk = 4 x sys_clk)
"iodelay_clk_freq": 200e6, # IODELAYs reference clock frequency
# Core ---------------------------------------------------------------------
"cmd_buffer_depth": 16, # Depth of the command buffer
# User Ports ---------------------------------------------------------------
"user_ports": {
"native_0": {
"type": "native",
},
},
}

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litedram/generated/arty/litedram_core.v
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litedram/generated/genesys2/litedram_core.init
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litedram/generated/nexys-video/litedram_core.init
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litedram/generated/nexys-video/litedram_core.v
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@@ -1,5 +1,5 @@
//--------------------------------------------------------------------------------
// Auto-generated by Migen (27dbf03) & LiteX (78c1751c) on 2021-08-15 06:19:12
// Auto-generated by Migen (a5bc262) & LiteX (de028765) on 2021-09-24 12:36:33
//--------------------------------------------------------------------------------
module litedram_core(
input wire clk,
@@ -4587,10 +4587,10 @@ end
reg dummy_d_103;
// synthesis translate_on
always @(*) begin
main_litedramcore_inti_p3_rddata <= 32'd0;
main_litedramcore_slave_p3_rddata <= 32'd0;
if (main_litedramcore_sel) begin
main_litedramcore_slave_p3_rddata <= main_litedramcore_master_p3_rddata;
end else begin
main_litedramcore_inti_p3_rddata <= main_litedramcore_master_p3_rddata;
end
// synthesis translate_off
dummy_d_103 = dummy_s;
@@ -4616,10 +4616,10 @@ end
reg dummy_d_105;
// synthesis translate_on
always @(*) begin
main_litedramcore_inti_p3_rddata_valid <= 1'd0;
main_litedramcore_inti_p3_rddata <= 32'd0;
if (main_litedramcore_sel) begin
end else begin
main_litedramcore_inti_p3_rddata_valid <= main_litedramcore_master_p3_rddata_valid;
main_litedramcore_inti_p3_rddata <= main_litedramcore_master_p3_rddata;
end
// synthesis translate_off
dummy_d_105 = dummy_s;
@@ -4645,11 +4645,10 @@ end
reg dummy_d_107;
// synthesis translate_on
always @(*) begin
main_litedramcore_master_p2_rddata_en <= 1'd0;
main_litedramcore_inti_p3_rddata_valid <= 1'd0;
if (main_litedramcore_sel) begin
main_litedramcore_master_p2_rddata_en <= main_litedramcore_slave_p2_rddata_en;
end else begin
main_litedramcore_master_p2_rddata_en <= main_litedramcore_inti_p2_rddata_en;
main_litedramcore_inti_p3_rddata_valid <= main_litedramcore_master_p3_rddata_valid;
end
// synthesis translate_off
dummy_d_107 = dummy_s;
@@ -4660,11 +4659,11 @@ end
reg dummy_d_108;
// synthesis translate_on
always @(*) begin
main_litedramcore_master_p3_address <= 15'd0;
main_litedramcore_master_p2_rddata_en <= 1'd0;
if (main_litedramcore_sel) begin
main_litedramcore_master_p3_address <= main_litedramcore_slave_p3_address;
main_litedramcore_master_p2_rddata_en <= main_litedramcore_slave_p2_rddata_en;
end else begin
main_litedramcore_master_p3_address <= main_litedramcore_inti_p3_address;
main_litedramcore_master_p2_rddata_en <= main_litedramcore_inti_p2_rddata_en;
end
// synthesis translate_off
dummy_d_108 = dummy_s;
@@ -4675,10 +4674,11 @@ end
reg dummy_d_109;
// synthesis translate_on
always @(*) begin
main_litedramcore_slave_p3_rddata <= 32'd0;
main_litedramcore_master_p3_address <= 15'd0;
if (main_litedramcore_sel) begin
main_litedramcore_slave_p3_rddata <= main_litedramcore_master_p3_rddata;
main_litedramcore_master_p3_address <= main_litedramcore_slave_p3_address;
end else begin
main_litedramcore_master_p3_address <= main_litedramcore_inti_p3_address;
end
// synthesis translate_off
dummy_d_109 = dummy_s;
@@ -11031,6 +11031,50 @@ end
// synthesis translate_off
reg dummy_d_288;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_req_cmd_ready <= 1'd0;
case (builder_multiplexer_state)
1'd1: begin
if (1'd0) begin
main_litedramcore_choose_req_cmd_ready <= (main_litedramcore_cas_allowed & ((~((main_litedramcore_choose_req_cmd_payload_ras & (~main_litedramcore_choose_req_cmd_payload_cas)) & (~main_litedramcore_choose_req_cmd_payload_we))) | main_litedramcore_ras_allowed));
end else begin
main_litedramcore_choose_req_cmd_ready <= main_litedramcore_cas_allowed;
end
end
2'd2: begin
end
2'd3: begin
end
3'd4: begin
end
3'd5: begin
end
3'd6: begin
end
3'd7: begin
end
4'd8: begin
end
4'd9: begin
end
4'd10: begin
end
default: begin
if (1'd0) begin
main_litedramcore_choose_req_cmd_ready <= (main_litedramcore_cas_allowed & ((~((main_litedramcore_choose_req_cmd_payload_ras & (~main_litedramcore_choose_req_cmd_payload_cas)) & (~main_litedramcore_choose_req_cmd_payload_we))) | main_litedramcore_ras_allowed));
end else begin
main_litedramcore_choose_req_cmd_ready <= main_litedramcore_cas_allowed;
end
end
endcase
// synthesis translate_off
dummy_d_288 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_289;
// synthesis translate_on
always @(*) begin
main_litedramcore_en1 <= 1'd0;
case (builder_multiplexer_state)
@@ -11059,12 +11103,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_288 = dummy_s;
dummy_d_289 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_289;
reg dummy_d_290;
// synthesis translate_on
always @(*) begin
main_litedramcore_steerer_sel0 <= 2'd0;
@@ -11108,12 +11152,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_289 = dummy_s;
dummy_d_290 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_290;
reg dummy_d_291;
// synthesis translate_on
always @(*) begin
main_litedramcore_steerer_sel1 <= 2'd0;
@@ -11156,12 +11200,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_290 = dummy_s;
dummy_d_291 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_291;
reg dummy_d_292;
// synthesis translate_on
always @(*) begin
main_litedramcore_cmd_ready <= 1'd0;
@@ -11191,12 +11235,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_291 = dummy_s;
dummy_d_292 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_292;
reg dummy_d_293;
// synthesis translate_on
always @(*) begin
main_litedramcore_steerer_sel2 <= 2'd0;
@@ -11239,12 +11283,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_292 = dummy_s;
dummy_d_293 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_293;
reg dummy_d_294;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_cmd_want_activates <= 1'd0;
@@ -11281,12 +11325,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_293 = dummy_s;
dummy_d_294 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_294;
reg dummy_d_295;
// synthesis translate_on
always @(*) begin
main_litedramcore_steerer_sel3 <= 2'd0;
@@ -11329,12 +11373,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_294 = dummy_s;
dummy_d_295 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_295;
reg dummy_d_296;
// synthesis translate_on
always @(*) begin
main_litedramcore_en0 <= 1'd0;
@@ -11364,12 +11408,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_295 = dummy_s;
dummy_d_296 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_296;
reg dummy_d_297;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_cmd_cmd_ready <= 1'd0;
@@ -11406,12 +11450,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_296 = dummy_s;
dummy_d_297 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_297;
reg dummy_d_298;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_req_want_reads <= 1'd0;
@@ -11441,12 +11485,12 @@ always @(*) begin
end
endcase
// synthesis translate_off
dummy_d_297 = dummy_s;
dummy_d_298 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_298;
reg dummy_d_299;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_req_want_writes <= 1'd0;
@@ -11475,50 +11519,6 @@ always @(*) begin
default: begin
end
endcase
// synthesis translate_off
dummy_d_298 = dummy_s;
// synthesis translate_on
end
// synthesis translate_off
reg dummy_d_299;
// synthesis translate_on
always @(*) begin
main_litedramcore_choose_req_cmd_ready <= 1'd0;
case (builder_multiplexer_state)
1'd1: begin
if (1'd0) begin
main_litedramcore_choose_req_cmd_ready <= (main_litedramcore_cas_allowed & ((~((main_litedramcore_choose_req_cmd_payload_ras & (~main_litedramcore_choose_req_cmd_payload_cas)) & (~main_litedramcore_choose_req_cmd_payload_we))) | main_litedramcore_ras_allowed));
end else begin
main_litedramcore_choose_req_cmd_ready <= main_litedramcore_cas_allowed;
end
end
2'd2: begin
end
2'd3: begin
end
3'd4: begin
end
3'd5: begin
end
3'd6: begin
end
3'd7: begin
end
4'd8: begin
end
4'd9: begin
end
4'd10: begin
end
default: begin
if (1'd0) begin
main_litedramcore_choose_req_cmd_ready <= (main_litedramcore_cas_allowed & ((~((main_litedramcore_choose_req_cmd_payload_ras & (~main_litedramcore_choose_req_cmd_payload_cas)) & (~main_litedramcore_choose_req_cmd_payload_we))) | main_litedramcore_ras_allowed));
end else begin
main_litedramcore_choose_req_cmd_ready <= main_litedramcore_cas_allowed;
end
end
endcase
// synthesis translate_off
dummy_d_299 = dummy_s;
// synthesis translate_on
@@ -11571,13 +11571,13 @@ assign main_user_port_rdata_valid = builder_new_master_rdata_valid8;
reg dummy_d_300;
// synthesis translate_on
always @(*) begin
main_litedramcore_interface_wdata_we <= 16'd0;
main_litedramcore_interface_wdata <= 128'd0;
case ({builder_new_master_wdata_ready1})
1'd1: begin
main_litedramcore_interface_wdata_we <= main_user_port_wdata_payload_we;
main_litedramcore_interface_wdata <= main_user_port_wdata_payload_data;
end
default: begin
main_litedramcore_interface_wdata_we <= 1'd0;
main_litedramcore_interface_wdata <= 1'd0;
end
endcase
// synthesis translate_off
@@ -11589,13 +11589,13 @@ end
reg dummy_d_301;
// synthesis translate_on
always @(*) begin
main_litedramcore_interface_wdata <= 128'd0;
main_litedramcore_interface_wdata_we <= 16'd0;
case ({builder_new_master_wdata_ready1})
1'd1: begin
main_litedramcore_interface_wdata <= main_user_port_wdata_payload_data;
main_litedramcore_interface_wdata_we <= main_user_port_wdata_payload_we;
end
default: begin
main_litedramcore_interface_wdata <= 1'd0;
main_litedramcore_interface_wdata_we <= 1'd0;
end
endcase
// synthesis translate_off
@@ -11810,7 +11810,7 @@ assign builder_litedramcore_wishbone_we = main_wb_bus_we;
assign builder_litedramcore_wishbone_cti = main_wb_bus_cti;
assign builder_litedramcore_wishbone_bte = main_wb_bus_bte;
assign main_wb_bus_err = builder_litedramcore_wishbone_err;
assign builder_csrbank0_sel = (builder_interface0_bank_bus_adr[13:9] == 1'd0);
assign builder_csrbank0_sel = (builder_interface0_bank_bus_adr[13:9] == 1'd1);
assign builder_csrbank0_init_done0_r = builder_interface0_bank_bus_dat_w[0];
// synthesis translate_off
@@ -11867,7 +11867,7 @@ always @(*) begin
end
assign builder_csrbank0_init_done0_w = main_init_done_storage;
assign builder_csrbank0_init_error0_w = main_init_error_storage;
assign builder_csrbank1_sel = (builder_interface1_bank_bus_adr[13:9] == 1'd1);
assign builder_csrbank1_sel = (builder_interface1_bank_bus_adr[13:9] == 2'd2);
assign builder_csrbank1_rst0_r = builder_interface1_bank_bus_dat_w[0];
// synthesis translate_off
@@ -11928,9 +11928,9 @@ assign builder_csrbank1_wlevel_en0_r = builder_interface1_bank_bus_dat_w[0];
reg dummy_d_319;
// synthesis translate_on
always @(*) begin
builder_csrbank1_wlevel_en0_re <= 1'd0;
builder_csrbank1_wlevel_en0_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 2'd2))) begin
builder_csrbank1_wlevel_en0_re <= builder_interface1_bank_bus_we;
builder_csrbank1_wlevel_en0_we <= (~builder_interface1_bank_bus_we);
end
// synthesis translate_off
dummy_d_319 = dummy_s;
@@ -11941,9 +11941,9 @@ end
reg dummy_d_320;
// synthesis translate_on
always @(*) begin
builder_csrbank1_wlevel_en0_we <= 1'd0;
builder_csrbank1_wlevel_en0_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 2'd2))) begin
builder_csrbank1_wlevel_en0_we <= (~builder_interface1_bank_bus_we);
builder_csrbank1_wlevel_en0_re <= builder_interface1_bank_bus_we;
end
// synthesis translate_off
dummy_d_320 = dummy_s;
@@ -11955,9 +11955,9 @@ assign main_a7ddrphy_wlevel_strobe_r = builder_interface1_bank_bus_dat_w[0];
reg dummy_d_321;
// synthesis translate_on
always @(*) begin
main_a7ddrphy_wlevel_strobe_re <= 1'd0;
main_a7ddrphy_wlevel_strobe_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 2'd3))) begin
main_a7ddrphy_wlevel_strobe_re <= builder_interface1_bank_bus_we;
main_a7ddrphy_wlevel_strobe_we <= (~builder_interface1_bank_bus_we);
end
// synthesis translate_off
dummy_d_321 = dummy_s;
@@ -11968,9 +11968,9 @@ end
reg dummy_d_322;
// synthesis translate_on
always @(*) begin
main_a7ddrphy_wlevel_strobe_we <= 1'd0;
main_a7ddrphy_wlevel_strobe_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 2'd3))) begin
main_a7ddrphy_wlevel_strobe_we <= (~builder_interface1_bank_bus_we);
main_a7ddrphy_wlevel_strobe_re <= builder_interface1_bank_bus_we;
end
// synthesis translate_off
dummy_d_322 = dummy_s;
@@ -12063,9 +12063,9 @@ assign main_a7ddrphy_rdly_dq_bitslip_rst_r = builder_interface1_bank_bus_dat_w[0
reg dummy_d_329;
// synthesis translate_on
always @(*) begin
main_a7ddrphy_rdly_dq_bitslip_rst_re <= 1'd0;
main_a7ddrphy_rdly_dq_bitslip_rst_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 3'd7))) begin
main_a7ddrphy_rdly_dq_bitslip_rst_re <= builder_interface1_bank_bus_we;
main_a7ddrphy_rdly_dq_bitslip_rst_we <= (~builder_interface1_bank_bus_we);
end
// synthesis translate_off
dummy_d_329 = dummy_s;
@@ -12076,9 +12076,9 @@ end
reg dummy_d_330;
// synthesis translate_on
always @(*) begin
main_a7ddrphy_rdly_dq_bitslip_rst_we <= 1'd0;
main_a7ddrphy_rdly_dq_bitslip_rst_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 3'd7))) begin
main_a7ddrphy_rdly_dq_bitslip_rst_we <= (~builder_interface1_bank_bus_we);
main_a7ddrphy_rdly_dq_bitslip_rst_re <= builder_interface1_bank_bus_we;
end
// synthesis translate_off
dummy_d_330 = dummy_s;
@@ -12225,7 +12225,7 @@ assign builder_csrbank1_wlevel_en0_w = main_a7ddrphy_wlevel_en_storage;
assign builder_csrbank1_dly_sel0_w = main_a7ddrphy_dly_sel_storage[1:0];
assign builder_csrbank1_rdphase0_w = main_a7ddrphy_rdphase_storage[1:0];
assign builder_csrbank1_wrphase0_w = main_a7ddrphy_wrphase_storage[1:0];
assign builder_csrbank2_sel = (builder_interface2_bank_bus_adr[13:9] == 2'd2);
assign builder_csrbank2_sel = (builder_interface2_bank_bus_adr[13:9] == 1'd0);
assign builder_csrbank2_dfii_control0_r = builder_interface2_bank_bus_dat_w[3:0];
// synthesis translate_off
@@ -12313,9 +12313,9 @@ assign builder_csrbank2_dfii_pi0_address1_r = builder_interface2_bank_bus_dat_w[
reg dummy_d_347;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi0_address1_we <= 1'd0;
builder_csrbank2_dfii_pi0_address1_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 2'd3))) begin
builder_csrbank2_dfii_pi0_address1_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi0_address1_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_347 = dummy_s;
@@ -12326,9 +12326,9 @@ end
reg dummy_d_348;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi0_address1_re <= 1'd0;
builder_csrbank2_dfii_pi0_address1_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 2'd3))) begin
builder_csrbank2_dfii_pi0_address1_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi0_address1_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_348 = dummy_s;
@@ -12421,9 +12421,9 @@ assign builder_csrbank2_dfii_pi0_wrdata2_r = builder_interface2_bank_bus_dat_w[7
reg dummy_d_355;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi0_wrdata2_re <= 1'd0;
builder_csrbank2_dfii_pi0_wrdata2_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 3'd7))) begin
builder_csrbank2_dfii_pi0_wrdata2_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi0_wrdata2_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_355 = dummy_s;
@@ -12434,9 +12434,9 @@ end
reg dummy_d_356;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi0_wrdata2_we <= 1'd0;
builder_csrbank2_dfii_pi0_wrdata2_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 3'd7))) begin
builder_csrbank2_dfii_pi0_wrdata2_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi0_wrdata2_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_356 = dummy_s;
@@ -12664,9 +12664,9 @@ assign builder_csrbank2_dfii_pi1_address1_r = builder_interface2_bank_bus_dat_w[
reg dummy_d_373;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi1_address1_we <= 1'd0;
builder_csrbank2_dfii_pi1_address1_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd16))) begin
builder_csrbank2_dfii_pi1_address1_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi1_address1_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_373 = dummy_s;
@@ -12677,9 +12677,9 @@ end
reg dummy_d_374;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi1_address1_re <= 1'd0;
builder_csrbank2_dfii_pi1_address1_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd16))) begin
builder_csrbank2_dfii_pi1_address1_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi1_address1_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_374 = dummy_s;
@@ -12772,9 +12772,9 @@ assign builder_csrbank2_dfii_pi1_wrdata2_r = builder_interface2_bank_bus_dat_w[7
reg dummy_d_381;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi1_wrdata2_re <= 1'd0;
builder_csrbank2_dfii_pi1_wrdata2_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd20))) begin
builder_csrbank2_dfii_pi1_wrdata2_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi1_wrdata2_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_381 = dummy_s;
@@ -12785,9 +12785,9 @@ end
reg dummy_d_382;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi1_wrdata2_we <= 1'd0;
builder_csrbank2_dfii_pi1_wrdata2_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd20))) begin
builder_csrbank2_dfii_pi1_wrdata2_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi1_wrdata2_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_382 = dummy_s;
@@ -12988,9 +12988,9 @@ assign main_litedramcore_phaseinjector2_command_issue_r = builder_interface2_ban
reg dummy_d_397;
// synthesis translate_on
always @(*) begin
main_litedramcore_phaseinjector2_command_issue_we <= 1'd0;
main_litedramcore_phaseinjector2_command_issue_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd28))) begin
main_litedramcore_phaseinjector2_command_issue_we <= (~builder_interface2_bank_bus_we);
main_litedramcore_phaseinjector2_command_issue_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_397 = dummy_s;
@@ -13001,9 +13001,9 @@ end
reg dummy_d_398;
// synthesis translate_on
always @(*) begin
main_litedramcore_phaseinjector2_command_issue_re <= 1'd0;
main_litedramcore_phaseinjector2_command_issue_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd28))) begin
main_litedramcore_phaseinjector2_command_issue_re <= builder_interface2_bank_bus_we;
main_litedramcore_phaseinjector2_command_issue_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_398 = dummy_s;
@@ -13015,9 +13015,9 @@ assign builder_csrbank2_dfii_pi2_address1_r = builder_interface2_bank_bus_dat_w[
reg dummy_d_399;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi2_address1_we <= 1'd0;
builder_csrbank2_dfii_pi2_address1_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd29))) begin
builder_csrbank2_dfii_pi2_address1_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi2_address1_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_399 = dummy_s;
@@ -13028,9 +13028,9 @@ end
reg dummy_d_400;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi2_address1_re <= 1'd0;
builder_csrbank2_dfii_pi2_address1_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 5'd29))) begin
builder_csrbank2_dfii_pi2_address1_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi2_address1_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_400 = dummy_s;
@@ -13123,9 +13123,9 @@ assign builder_csrbank2_dfii_pi2_wrdata2_r = builder_interface2_bank_bus_dat_w[7
reg dummy_d_407;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi2_wrdata2_re <= 1'd0;
builder_csrbank2_dfii_pi2_wrdata2_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd33))) begin
builder_csrbank2_dfii_pi2_wrdata2_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi2_wrdata2_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_407 = dummy_s;
@@ -13136,9 +13136,9 @@ end
reg dummy_d_408;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi2_wrdata2_we <= 1'd0;
builder_csrbank2_dfii_pi2_wrdata2_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd33))) begin
builder_csrbank2_dfii_pi2_wrdata2_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi2_wrdata2_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_408 = dummy_s;
@@ -13366,9 +13366,9 @@ assign builder_csrbank2_dfii_pi3_address1_r = builder_interface2_bank_bus_dat_w[
reg dummy_d_425;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi3_address1_we <= 1'd0;
builder_csrbank2_dfii_pi3_address1_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd42))) begin
builder_csrbank2_dfii_pi3_address1_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi3_address1_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_425 = dummy_s;
@@ -13379,9 +13379,9 @@ end
reg dummy_d_426;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi3_address1_re <= 1'd0;
builder_csrbank2_dfii_pi3_address1_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd42))) begin
builder_csrbank2_dfii_pi3_address1_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi3_address1_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_426 = dummy_s;
@@ -13474,9 +13474,9 @@ assign builder_csrbank2_dfii_pi3_wrdata2_r = builder_interface2_bank_bus_dat_w[7
reg dummy_d_433;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi3_wrdata2_re <= 1'd0;
builder_csrbank2_dfii_pi3_wrdata2_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd46))) begin
builder_csrbank2_dfii_pi3_wrdata2_re <= builder_interface2_bank_bus_we;
builder_csrbank2_dfii_pi3_wrdata2_we <= (~builder_interface2_bank_bus_we);
end
// synthesis translate_off
dummy_d_433 = dummy_s;
@@ -13487,9 +13487,9 @@ end
reg dummy_d_434;
// synthesis translate_on
always @(*) begin
builder_csrbank2_dfii_pi3_wrdata2_we <= 1'd0;
builder_csrbank2_dfii_pi3_wrdata2_re <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 6'd46))) begin
builder_csrbank2_dfii_pi3_wrdata2_we <= (~builder_interface2_bank_bus_we);
builder_csrbank2_dfii_pi3_wrdata2_re <= builder_interface2_bank_bus_we;
end
// synthesis translate_off
dummy_d_434 = dummy_s;

1630
litedram/generated/sim/litedram_core.init
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446
litedram/generated/sim/litedram_core.v
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123
litedram/generated/wukong-v2/litedram-initmem.vhdl Normal file
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@@ -0,0 +1,123 @@
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
use std.textio.all;
library work;
use work.wishbone_types.all;
use work.utils.all;
entity dram_init_mem is
generic (
EXTRA_PAYLOAD_FILE : string := "";
EXTRA_PAYLOAD_SIZE : integer := 0
);
port (
clk : in std_ulogic;
wb_in : in wb_io_master_out;
wb_out : out wb_io_slave_out
);
end entity dram_init_mem;
architecture rtl of dram_init_mem is
constant INIT_RAM_SIZE : integer := 24576;
constant RND_PAYLOAD_SIZE : integer := round_up(EXTRA_PAYLOAD_SIZE, 8);
constant TOTAL_RAM_SIZE : integer := INIT_RAM_SIZE + RND_PAYLOAD_SIZE;
constant INIT_RAM_ABITS : integer := log2ceil(TOTAL_RAM_SIZE-1);
constant INIT_RAM_FILE : string := "litedram_core.init";
type ram_t is array(0 to (TOTAL_RAM_SIZE / 4) - 1) of std_logic_vector(31 downto 0);
-- XXX FIXME: Have a single init function called twice with
-- an offset as argument
procedure init_load_payload(ram: inout ram_t; filename: string) is
file payload_file : text open read_mode is filename;
variable ram_line : line;
variable temp_word : std_logic_vector(63 downto 0);
begin
for i in 0 to RND_PAYLOAD_SIZE-1 loop
exit when endfile(payload_file);
readline(payload_file, ram_line);
hread(ram_line, temp_word);
ram((INIT_RAM_SIZE/4) + i*2) := temp_word(31 downto 0);
ram((INIT_RAM_SIZE/4) + i*2+1) := temp_word(63 downto 32);
end loop;
assert endfile(payload_file) report "Payload too big !" severity failure;
end procedure;
impure function init_load_ram(name : string) return ram_t is
file ram_file : text open read_mode is name;
variable temp_word : std_logic_vector(63 downto 0);
variable temp_ram : ram_t := (others => (others => '0'));
variable ram_line : line;
begin
report "Payload size:" & integer'image(EXTRA_PAYLOAD_SIZE) &
" rounded to:" & integer'image(RND_PAYLOAD_SIZE);
report "Total RAM size:" & integer'image(TOTAL_RAM_SIZE) &
" bytes using " & integer'image(INIT_RAM_ABITS) &
" address bits";
for i in 0 to (INIT_RAM_SIZE/8)-1 loop
exit when endfile(ram_file);
readline(ram_file, ram_line);
hread(ram_line, temp_word);
temp_ram(i*2) := temp_word(31 downto 0);
temp_ram(i*2+1) := temp_word(63 downto 32);
end loop;
if RND_PAYLOAD_SIZE /= 0 then
init_load_payload(temp_ram, EXTRA_PAYLOAD_FILE);
end if;
return temp_ram;
end function;
impure function init_zero return ram_t is
variable temp_ram : ram_t := (others => (others => '0'));
begin
return temp_ram;
end function;
impure function initialize_ram(filename: string) return ram_t is
begin
report "Opening file " & filename;
if filename'length = 0 then
return init_zero;
else
return init_load_ram(filename);
end if;
end function;
signal init_ram : ram_t := initialize_ram(INIT_RAM_FILE);
attribute ram_style : string;
attribute ram_style of init_ram: signal is "block";
signal obuf : std_ulogic_vector(31 downto 0);
signal oack : std_ulogic;
begin
init_ram_0: process(clk)
variable adr : integer;
begin
if rising_edge(clk) then
oack <= '0';
if (wb_in.cyc and wb_in.stb) = '1' then
adr := to_integer((unsigned(wb_in.adr(INIT_RAM_ABITS-1 downto 2))));
if wb_in.we = '0' then
obuf <= init_ram(adr);
else
for i in 0 to 3 loop
if wb_in.sel(i) = '1' then
init_ram(adr)(((i + 1) * 8) - 1 downto i * 8) <=
wb_in.dat(((i + 1) * 8) - 1 downto i * 8);
end if;
end loop;
end if;
oack <= '1';
end if;
wb_out.ack <= oack;
wb_out.dat <= obuf;
end if;
end process;
wb_out.stall <= '0';
end architecture rtl;

2073
litedram/generated/wukong-v2/litedram_core.init Normal file
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19851
litedram/generated/wukong-v2/litedram_core.v Normal file
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2
liteeth/gen-src/generate.sh
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@@ -1,6 +1,6 @@
#!/bin/bash
TARGETS="arty nexys-video"
TARGETS="arty nexys-video wukong-v2"
ME=$(realpath $0)
echo ME=$ME

17
liteeth/gen-src/wukong-v2.yml Normal file
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@@ -0,0 +1,17 @@
# This file is Copyright (c) 2020 Florent Kermarrec <florent@enjoy-digital.fr>
# License: BSD
# PHY ----------------------------------------------------------------------
phy: LiteEthPHYGMIIMII
vendor: xilinx
device: xc7
# Core ---------------------------------------------------------------------
clk_freq: 100e6
core: wishbone
endianness: little
ntxslots: 2
nrxslots: 2
soc:
mem_map:
ethmac: 0x00010000

316
liteeth/generated/arty/liteeth_core.v
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@@ -1,5 +1,5 @@
//--------------------------------------------------------------------------------
// Auto-generated by Migen (35203d6) & LiteX (--------) on 2021-08-09 13:54:48
// Auto-generated by Migen (a5bc262) & LiteX (de028765) on 2021-09-24 12:37:00
//--------------------------------------------------------------------------------
module liteeth_core(
input wire sys_clock,
@@ -41,15 +41,15 @@ wire main_maccore_maccore_bus_errors_we;
reg main_maccore_maccore_bus_errors_re = 1'd0;
wire main_maccore_maccore_bus_error;
reg [31:0] main_maccore_maccore_bus_errors = 32'd0;
wire sys_clk;
(* dont_touch = "true" *) wire sys_clk;
wire sys_rst;
wire por_clk;
reg main_maccore_int_rst = 1'd1;
reg main_maccore_ethphy_reset_storage = 1'd0;
reg main_maccore_ethphy_reset_re = 1'd0;
wire eth_rx_clk;
(* dont_touch = "true" *) wire eth_rx_clk;
wire eth_rx_rst;
wire eth_tx_clk;
(* dont_touch = "true" *) wire eth_tx_clk;
wire eth_tx_rst;
wire main_maccore_ethphy_reset0;
wire main_maccore_ethphy_reset1;
@@ -1260,13 +1260,13 @@ end
assign main_preamble_checker_source_payload_data = main_preamble_checker_sink_payload_data;
assign main_preamble_checker_source_payload_last_be = main_preamble_checker_sink_payload_last_be;
always @(*) begin
builder_liteethmacpreamblechecker_next_state <= 1'd0;
main_preamble_checker_source_first <= 1'd0;
main_preamble_checker_sink_ready <= 1'd0;
main_preamble_checker_source_last <= 1'd0;
main_preamble_checker_source_payload_error <= 1'd0;
main_preamble_checker_error <= 1'd0;
main_preamble_checker_source_valid <= 1'd0;
builder_liteethmacpreamblechecker_next_state <= 1'd0;
builder_liteethmacpreamblechecker_next_state <= builder_liteethmacpreamblechecker_state;
case (builder_liteethmacpreamblechecker_state)
1'd1: begin
@@ -1602,13 +1602,13 @@ assign main_padding_checker_source_payload_data = main_padding_checker_sink_payl
assign main_padding_checker_source_payload_last_be = main_padding_checker_sink_payload_last_be;
assign main_padding_checker_source_payload_error = main_padding_checker_sink_payload_error;
always @(*) begin
main_tx_last_be_source_valid <= 1'd0;
main_tx_last_be_sink_ready <= 1'd0;
main_tx_last_be_source_first <= 1'd0;
main_tx_last_be_source_last <= 1'd0;
main_tx_last_be_source_payload_data <= 8'd0;
main_tx_last_be_source_payload_error <= 1'd0;
builder_liteethmactxlastbe_next_state <= 1'd0;
main_tx_last_be_source_valid <= 1'd0;
builder_liteethmactxlastbe_next_state <= builder_liteethmactxlastbe_state;
case (builder_liteethmactxlastbe_state)
1'd1: begin
@@ -2041,15 +2041,15 @@ assign main_writer_stat_fifo_syncfifo_dout = main_writer_stat_fifo_rdport_dat_r;
assign main_writer_stat_fifo_syncfifo_writable = (main_writer_stat_fifo_level != 2'd2);
assign main_writer_stat_fifo_syncfifo_readable = (main_writer_stat_fifo_level != 1'd0);
always @(*) begin
main_writer_start <= 1'd0;
main_writer_counter_t_next_value_ce <= 1'd0;
main_writer_ongoing <= 1'd0;
main_writer_slot_ce <= 1'd0;
main_writer_errors_status_f_next_value <= 32'd0;
main_writer_stat_fifo_sink_valid <= 1'd0;
main_writer_errors_status_f_next_value_ce <= 1'd0;
main_writer_start <= 1'd0;
builder_liteethmacsramwriter_next_state <= 3'd0;
main_writer_counter_t_next_value <= 32'd0;
main_writer_slot_ce <= 1'd0;
main_writer_counter_t_next_value_ce <= 1'd0;
builder_liteethmacsramwriter_next_state <= builder_liteethmacsramwriter_state;
case (builder_liteethmacsramwriter_state)
1'd1: begin
@@ -2181,6 +2181,7 @@ assign main_reader_cmd_fifo_syncfifo_dout = main_reader_cmd_fifo_rdport_dat_r;
assign main_reader_cmd_fifo_syncfifo_writable = (main_reader_cmd_fifo_level != 2'd2);
assign main_reader_cmd_fifo_syncfifo_readable = (main_reader_cmd_fifo_level != 1'd0);
always @(*) begin
main_reader_source_source_last <= 1'd0;
builder_liteethmacsramreader_next_state <= 2'd0;
main_reader_counter_next_value <= 11'd0;
main_reader_read_address <= 11'd0;
@@ -2189,7 +2190,6 @@ always @(*) begin
main_reader_eventsourcepulse_trigger <= 1'd0;
main_reader_source_source_valid <= 1'd0;
main_reader_start <= 1'd0;
main_reader_source_source_last <= 1'd0;
builder_liteethmacsramreader_next_state <= builder_liteethmacsramreader_state;
case (builder_liteethmacsramreader_state)
1'd1: begin
@@ -2292,8 +2292,8 @@ always @(*) begin
builder_maccore_wishbone_dat_r <= 32'd0;
builder_maccore_adr <= 14'd0;
builder_maccore_we <= 1'd0;
builder_maccore_dat_w <= 32'd0;
builder_maccore_wishbone_ack <= 1'd0;
builder_maccore_dat_w <= 32'd0;
builder_next_state <= builder_state;
case (builder_state)
1'd1: begin
@@ -2348,9 +2348,9 @@ assign builder_maccore_wishbone_cyc = (builder_shared_cyc & builder_slave_sel[1]
assign builder_shared_err = (main_bus_err | builder_maccore_wishbone_err);
assign builder_wait = ((builder_shared_stb & builder_shared_cyc) & (~builder_shared_ack));
always @(*) begin
builder_shared_ack <= 1'd0;
builder_error <= 1'd0;
builder_shared_dat_r <= 32'd0;
builder_shared_ack <= 1'd0;
builder_shared_ack <= (main_bus_ack | builder_maccore_wishbone_ack);
builder_shared_dat_r <= (({32{builder_slave_sel_r[0]}} & main_bus_dat_r) | ({32{builder_slave_sel_r[1]}} & builder_maccore_wishbone_dat_r));
if (builder_done) begin
@@ -2381,8 +2381,8 @@ always @(*) begin
end
assign builder_csrbank0_bus_errors_r = builder_interface0_bank_bus_dat_w[31:0];
always @(*) begin
builder_csrbank0_bus_errors_we <= 1'd0;
builder_csrbank0_bus_errors_re <= 1'd0;
builder_csrbank0_bus_errors_we <= 1'd0;
if ((builder_csrbank0_sel & (builder_interface0_bank_bus_adr[8:0] == 2'd2))) begin
builder_csrbank0_bus_errors_re <= builder_interface0_bank_bus_we;
builder_csrbank0_bus_errors_we <= (~builder_interface0_bank_bus_we);
@@ -2411,8 +2411,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_writer_length_r = builder_interface1_bank_bus_dat_w[31:0];
always @(*) begin
builder_csrbank1_sram_writer_length_we <= 1'd0;
builder_csrbank1_sram_writer_length_re <= 1'd0;
builder_csrbank1_sram_writer_length_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 1'd1))) begin
builder_csrbank1_sram_writer_length_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_writer_length_we <= (~builder_interface1_bank_bus_we);
@@ -2429,8 +2429,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_writer_ev_status_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank1_sram_writer_ev_status_re <= 1'd0;
builder_csrbank1_sram_writer_ev_status_we <= 1'd0;
builder_csrbank1_sram_writer_ev_status_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 2'd3))) begin
builder_csrbank1_sram_writer_ev_status_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_writer_ev_status_we <= (~builder_interface1_bank_bus_we);
@@ -2465,8 +2465,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_reader_ready_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank1_sram_reader_ready_re <= 1'd0;
builder_csrbank1_sram_reader_ready_we <= 1'd0;
builder_csrbank1_sram_reader_ready_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 3'd7))) begin
builder_csrbank1_sram_reader_ready_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_reader_ready_we <= (~builder_interface1_bank_bus_we);
@@ -2483,8 +2483,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_reader_slot0_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank1_sram_reader_slot0_we <= 1'd0;
builder_csrbank1_sram_reader_slot0_re <= 1'd0;
builder_csrbank1_sram_reader_slot0_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 4'd9))) begin
builder_csrbank1_sram_reader_slot0_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_reader_slot0_we <= (~builder_interface1_bank_bus_we);
@@ -2510,8 +2510,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_reader_ev_pending_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank1_sram_reader_ev_pending_we <= 1'd0;
builder_csrbank1_sram_reader_ev_pending_re <= 1'd0;
builder_csrbank1_sram_reader_ev_pending_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 4'd12))) begin
builder_csrbank1_sram_reader_ev_pending_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_reader_ev_pending_we <= (~builder_interface1_bank_bus_we);
@@ -2537,8 +2537,8 @@ always @(*) begin
end
assign builder_csrbank1_preamble_errors_r = builder_interface1_bank_bus_dat_w[31:0];
always @(*) begin
builder_csrbank1_preamble_errors_we <= 1'd0;
builder_csrbank1_preamble_errors_re <= 1'd0;
builder_csrbank1_preamble_errors_we <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 4'd15))) begin
builder_csrbank1_preamble_errors_re <= builder_interface1_bank_bus_we;
builder_csrbank1_preamble_errors_we <= (~builder_interface1_bank_bus_we);
@@ -2608,8 +2608,8 @@ always @(*) begin
end
assign builder_csrbank2_mdio_r_r = builder_interface2_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank2_mdio_r_we <= 1'd0;
builder_csrbank2_mdio_r_re <= 1'd0;
builder_csrbank2_mdio_r_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 2'd2))) begin
builder_csrbank2_mdio_r_re <= builder_interface2_bank_bus_we;
builder_csrbank2_mdio_r_we <= (~builder_interface2_bank_bus_we);
@@ -3334,275 +3334,95 @@ end
assign main_writer_stat_fifo_wrport_dat_r = memdat_1;
assign main_writer_stat_fifo_rdport_dat_r = storage_3[main_writer_stat_fifo_rdport_adr];
reg [13:0] storage_4[0:1];
reg [13:0] memdat_2;
always @(posedge sys_clk) begin
if (main_reader_cmd_fifo_wrport_we)
storage_4[main_reader_cmd_fifo_wrport_adr] <= main_reader_cmd_fifo_wrport_dat_w;
memdat_2 <= storage_4[main_reader_cmd_fifo_wrport_adr];
end
always @(posedge sys_clk) begin
end
assign main_reader_cmd_fifo_wrport_dat_r = memdat_2;
assign main_reader_cmd_fifo_rdport_dat_r = storage_4[main_reader_cmd_fifo_rdport_adr];
reg [7:0] mem_grain0[0:381];
reg [31:0] mem[0:381];
reg [8:0] memadr_4;
reg [7:0] memdat_3;
reg [31:0] memdat_2;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain0[main_writer_memory0_adr] <= main_writer_memory0_dat_w[7:0];
mem[main_writer_memory0_adr] <= main_writer_memory0_dat_w;
memadr_4 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_3 <= mem_grain0[main_sram0_adr0];
memdat_2 <= mem[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[7:0] = mem_grain0[memadr_4];
assign main_sram0_dat_r0[7:0] = memdat_3;
assign main_writer_memory0_dat_r = mem[memadr_4];
assign main_sram0_dat_r0 = memdat_2;
reg [7:0] mem_grain1[0:381];
reg [31:0] mem_1[0:381];
reg [8:0] memadr_5;
reg [7:0] memdat_4;
reg [31:0] memdat_3;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain1[main_writer_memory0_adr] <= main_writer_memory0_dat_w[15:8];
memadr_5 <= main_writer_memory0_adr;
if (main_writer_memory1_we)
mem_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w;
memadr_5 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_4 <= mem_grain1[main_sram0_adr0];
memdat_3 <= mem_1[main_sram1_adr0];
end
assign main_writer_memory0_dat_r[15:8] = mem_grain1[memadr_5];
assign main_sram0_dat_r0[15:8] = memdat_4;
assign main_writer_memory1_dat_r = mem_1[memadr_5];
assign main_sram1_dat_r0 = memdat_3;
reg [7:0] mem_grain2[0:381];
reg [13:0] storage_4[0:1];
reg [13:0] memdat_4;
always @(posedge sys_clk) begin
if (main_reader_cmd_fifo_wrport_we)
storage_4[main_reader_cmd_fifo_wrport_adr] <= main_reader_cmd_fifo_wrport_dat_w;
memdat_4 <= storage_4[main_reader_cmd_fifo_wrport_adr];
end
always @(posedge sys_clk) begin
end
assign main_reader_cmd_fifo_wrport_dat_r = memdat_4;
assign main_reader_cmd_fifo_rdport_dat_r = storage_4[main_reader_cmd_fifo_rdport_adr];
reg [31:0] mem_2[0:381];
reg [8:0] memadr_6;
reg [7:0] memdat_5;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain2[main_writer_memory0_adr] <= main_writer_memory0_dat_w[23:16];
memadr_6 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_5 <= mem_grain2[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[23:16] = mem_grain2[memadr_6];
assign main_sram0_dat_r0[23:16] = memdat_5;
reg [7:0] mem_grain3[0:381];
reg [8:0] memadr_7;
reg [7:0] memdat_6;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain3[main_writer_memory0_adr] <= main_writer_memory0_dat_w[31:24];
memadr_7 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_6 <= mem_grain3[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[31:24] = mem_grain3[memadr_7];
assign main_sram0_dat_r0[31:24] = memdat_6;
reg [7:0] mem_grain0_1[0:381];
reg [8:0] memadr_8;
reg [7:0] memdat_7;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain0_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[7:0];
memadr_8 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_7 <= mem_grain0_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[7:0] = mem_grain0_1[memadr_8];
assign main_sram1_dat_r0[7:0] = memdat_7;
reg [7:0] mem_grain1_1[0:381];
reg [8:0] memadr_9;
reg [7:0] memdat_8;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain1_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[15:8];
memadr_9 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_8 <= mem_grain1_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[15:8] = mem_grain1_1[memadr_9];
assign main_sram1_dat_r0[15:8] = memdat_8;
reg [7:0] mem_grain2_1[0:381];
reg [8:0] memadr_10;
reg [7:0] memdat_9;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain2_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[23:16];
memadr_10 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_9 <= mem_grain2_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[23:16] = mem_grain2_1[memadr_10];
assign main_sram1_dat_r0[23:16] = memdat_9;
reg [7:0] mem_grain3_1[0:381];
reg [8:0] memadr_11;
reg [7:0] memdat_10;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain3_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[31:24];
memadr_11 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_10 <= mem_grain3_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[31:24] = mem_grain3_1[memadr_11];
assign main_sram1_dat_r0[31:24] = memdat_10;
reg [7:0] mem_grain0_2[0:381];
reg [8:0] memadr_12;
reg [8:0] memadr_13;
always @(posedge sys_clk) begin
memadr_12 <= main_reader_memory0_adr;
memadr_6 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[0])
mem_grain0_2[main_sram0_adr1] <= main_sram0_dat_w[7:0];
memadr_13 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[7:0] = mem_grain0_2[memadr_12];
assign main_sram0_dat_r1[7:0] = mem_grain0_2[memadr_13];
reg [7:0] mem_grain1_2[0:381];
reg [8:0] memadr_14;
reg [8:0] memadr_15;
always @(posedge sys_clk) begin
memadr_14 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
mem_2[main_sram0_adr1][7:0] <= main_sram0_dat_w[7:0];
if (main_sram0_we[1])
mem_grain1_2[main_sram0_adr1] <= main_sram0_dat_w[15:8];
memadr_15 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[15:8] = mem_grain1_2[memadr_14];
assign main_sram0_dat_r1[15:8] = mem_grain1_2[memadr_15];
reg [7:0] mem_grain2_2[0:381];
reg [8:0] memadr_16;
reg [8:0] memadr_17;
always @(posedge sys_clk) begin
memadr_16 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
mem_2[main_sram0_adr1][15:8] <= main_sram0_dat_w[15:8];
if (main_sram0_we[2])
mem_grain2_2[main_sram0_adr1] <= main_sram0_dat_w[23:16];
memadr_17 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[23:16] = mem_grain2_2[memadr_16];
assign main_sram0_dat_r1[23:16] = mem_grain2_2[memadr_17];
reg [7:0] mem_grain3_2[0:381];
reg [8:0] memadr_18;
reg [8:0] memadr_19;
always @(posedge sys_clk) begin
memadr_18 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
mem_2[main_sram0_adr1][23:16] <= main_sram0_dat_w[23:16];
if (main_sram0_we[3])
mem_grain3_2[main_sram0_adr1] <= main_sram0_dat_w[31:24];
memadr_19 <= main_sram0_adr1;
mem_2[main_sram0_adr1][31:24] <= main_sram0_dat_w[31:24];
memadr_7 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[31:24] = mem_grain3_2[memadr_18];
assign main_sram0_dat_r1[31:24] = mem_grain3_2[memadr_19];
assign main_reader_memory0_dat_r = mem_2[memadr_6];
assign main_sram0_dat_r1 = mem_2[memadr_7];
reg [7:0] mem_grain0_3[0:381];
reg [8:0] memadr_20;
reg [8:0] memadr_21;
reg [31:0] mem_3[0:381];
reg [8:0] memadr_8;
reg [8:0] memadr_9;
always @(posedge sys_clk) begin
memadr_20 <= main_reader_memory1_adr;
memadr_8 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[0])
mem_grain0_3[main_sram1_adr1] <= main_sram1_dat_w[7:0];
memadr_21 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[7:0] = mem_grain0_3[memadr_20];
assign main_sram1_dat_r1[7:0] = mem_grain0_3[memadr_21];
reg [7:0] mem_grain1_3[0:381];
reg [8:0] memadr_22;
reg [8:0] memadr_23;
always @(posedge sys_clk) begin
memadr_22 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
mem_3[main_sram1_adr1][7:0] <= main_sram1_dat_w[7:0];
if (main_sram1_we[1])
mem_grain1_3[main_sram1_adr1] <= main_sram1_dat_w[15:8];
memadr_23 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[15:8] = mem_grain1_3[memadr_22];
assign main_sram1_dat_r1[15:8] = mem_grain1_3[memadr_23];
reg [7:0] mem_grain2_3[0:381];
reg [8:0] memadr_24;
reg [8:0] memadr_25;
always @(posedge sys_clk) begin
memadr_24 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
mem_3[main_sram1_adr1][15:8] <= main_sram1_dat_w[15:8];
if (main_sram1_we[2])
mem_grain2_3[main_sram1_adr1] <= main_sram1_dat_w[23:16];
memadr_25 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[23:16] = mem_grain2_3[memadr_24];
assign main_sram1_dat_r1[23:16] = mem_grain2_3[memadr_25];
reg [7:0] mem_grain3_3[0:381];
reg [8:0] memadr_26;
reg [8:0] memadr_27;
always @(posedge sys_clk) begin
memadr_26 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
mem_3[main_sram1_adr1][23:16] <= main_sram1_dat_w[23:16];
if (main_sram1_we[3])
mem_grain3_3[main_sram1_adr1] <= main_sram1_dat_w[31:24];
memadr_27 <= main_sram1_adr1;
mem_3[main_sram1_adr1][31:24] <= main_sram1_dat_w[31:24];
memadr_9 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[31:24] = mem_grain3_3[memadr_26];
assign main_sram1_dat_r1[31:24] = mem_grain3_3[memadr_27];
assign main_reader_memory1_dat_r = mem_3[memadr_8];
assign main_sram1_dat_r1 = mem_3[memadr_9];
(* ars_ff1 = "true", async_reg = "true" *) FDPE #(
.INIT(1'd1)

366
liteeth/generated/nexys-video/liteeth_core.v
View File

@@ -1,5 +1,5 @@
//--------------------------------------------------------------------------------
// Auto-generated by Migen (35203d6) & LiteX (--------) on 2021-08-09 13:54:49
// Auto-generated by Migen (a5bc262) & LiteX (de028765) on 2021-09-24 12:37:01
//--------------------------------------------------------------------------------
module liteeth_core(
input wire sys_clock,
@@ -39,16 +39,16 @@ wire main_maccore_maccore_bus_errors_we;
reg main_maccore_maccore_bus_errors_re = 1'd0;
wire main_maccore_maccore_bus_error;
reg [31:0] main_maccore_maccore_bus_errors = 32'd0;
wire sys_clk;
(* dont_touch = "true" *) wire sys_clk;
wire sys_rst;
wire por_clk;
reg main_maccore_int_rst = 1'd1;
reg main_maccore_ethphy_reset_storage = 1'd0;
reg main_maccore_ethphy_reset_re = 1'd0;
wire eth_rx_clk;
(* dont_touch = "true" *) wire eth_rx_clk;
wire eth_rx_rst;
wire main_maccore_ethphy_eth_rx_clk_ibuf;
wire eth_tx_clk;
(* dont_touch = "true" *) wire eth_tx_clk;
wire eth_tx_rst;
wire eth_tx_delayed_clk;
reg main_maccore_ethphy_reset0 = 1'd0;
@@ -1051,6 +1051,7 @@ assign main_sink_payload_error = main_rx_cdc_source_source_payload_error;
assign main_ps_preamble_error_i = main_preamble_checker_error;
assign main_ps_crc_error_i = main_liteethmaccrc32checker_error;
always @(*) begin
main_tx_gap_inserter_source_payload_last_be <= 1'd0;
main_tx_gap_inserter_source_payload_error <= 1'd0;
main_tx_gap_inserter_sink_ready <= 1'd0;
main_tx_gap_inserter_source_valid <= 1'd0;
@@ -1060,7 +1061,6 @@ always @(*) begin
main_tx_gap_inserter_counter_liteethmacgap_next_value_ce <= 1'd0;
main_tx_gap_inserter_source_last <= 1'd0;
main_tx_gap_inserter_source_payload_data <= 8'd0;
main_tx_gap_inserter_source_payload_last_be <= 1'd0;
builder_liteethmacgap_next_state <= builder_liteethmacgap_state;
case (builder_liteethmacgap_state)
1'd1: begin
@@ -1163,8 +1163,8 @@ assign main_preamble_checker_source_payload_last_be = main_preamble_checker_sink
always @(*) begin
main_preamble_checker_source_payload_error <= 1'd0;
main_preamble_checker_error <= 1'd0;
main_preamble_checker_sink_ready <= 1'd0;
main_preamble_checker_source_valid <= 1'd0;
main_preamble_checker_sink_ready <= 1'd0;
builder_liteethmacpreamblechecker_next_state <= 1'd0;
main_preamble_checker_source_first <= 1'd0;
main_preamble_checker_source_last <= 1'd0;
@@ -1445,6 +1445,7 @@ assign main_ps_preamble_error_o = (main_ps_preamble_error_toggle_o ^ main_ps_pre
assign main_ps_crc_error_o = (main_ps_crc_error_toggle_o ^ main_ps_crc_error_toggle_o_r);
assign main_padding_inserter_counter_done = (main_padding_inserter_counter >= 6'd59);
always @(*) begin
builder_liteethmacpaddinginserter_next_state <= 1'd0;
main_padding_inserter_counter_liteethmacpaddinginserter_next_value <= 16'd0;
main_padding_inserter_counter_liteethmacpaddinginserter_next_value_ce <= 1'd0;
main_padding_inserter_sink_ready <= 1'd0;
@@ -1454,7 +1455,6 @@ always @(*) begin
main_padding_inserter_source_payload_data <= 8'd0;
main_padding_inserter_source_payload_last_be <= 1'd0;
main_padding_inserter_source_payload_error <= 1'd0;
builder_liteethmacpaddinginserter_next_state <= 1'd0;
builder_liteethmacpaddinginserter_next_state <= builder_liteethmacpaddinginserter_state;
case (builder_liteethmacpaddinginserter_state)
1'd1: begin
@@ -1945,8 +1945,8 @@ always @(*) begin
builder_liteethmacsramwriter_next_state <= 3'd0;
main_writer_slot_ce <= 1'd0;
main_writer_counter_t_next_value <= 32'd0;
main_writer_start <= 1'd0;
main_writer_counter_t_next_value_ce <= 1'd0;
main_writer_start <= 1'd0;
main_writer_ongoing <= 1'd0;
main_writer_errors_status_f_next_value <= 32'd0;
main_writer_stat_fifo_sink_valid <= 1'd0;
@@ -2191,8 +2191,8 @@ assign main_bus_dat_r = (((({32{main_slave_sel_r[0]}} & main_sram0_bus_dat_r0) |
always @(*) begin
builder_maccore_adr <= 14'd0;
builder_maccore_we <= 1'd0;
builder_maccore_wishbone_ack <= 1'd0;
builder_maccore_dat_w <= 32'd0;
builder_maccore_wishbone_ack <= 1'd0;
builder_next_state <= 1'd0;
builder_maccore_wishbone_dat_r <= 32'd0;
builder_next_state <= builder_state;
@@ -2250,8 +2250,8 @@ assign builder_shared_err = (main_bus_err | builder_maccore_wishbone_err);
assign builder_wait = ((builder_shared_stb & builder_shared_cyc) & (~builder_shared_ack));
always @(*) begin
builder_shared_ack <= 1'd0;
builder_shared_dat_r <= 32'd0;
builder_error <= 1'd0;
builder_shared_dat_r <= 32'd0;
builder_shared_ack <= (main_bus_ack | builder_maccore_wishbone_ack);
builder_shared_dat_r <= (({32{builder_slave_sel_r[0]}} & main_bus_dat_r) | ({32{builder_slave_sel_r[1]}} & builder_maccore_wishbone_dat_r));
if (builder_done) begin
@@ -2273,8 +2273,8 @@ always @(*) begin
end
assign builder_csrbank0_scratch0_r = builder_interface0_bank_bus_dat_w[31:0];
always @(*) begin
builder_csrbank0_scratch0_we <= 1'd0;
builder_csrbank0_scratch0_re <= 1'd0;
builder_csrbank0_scratch0_we <= 1'd0;
if ((builder_csrbank0_sel & (builder_interface0_bank_bus_adr[8:0] == 1'd1))) begin
builder_csrbank0_scratch0_re <= builder_interface0_bank_bus_we;
builder_csrbank0_scratch0_we <= (~builder_interface0_bank_bus_we);
@@ -2348,8 +2348,8 @@ always @(*) begin
end
assign builder_csrbank1_sram_writer_ev_enable0_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
builder_csrbank1_sram_writer_ev_enable0_re <= 1'd0;
builder_csrbank1_sram_writer_ev_enable0_we <= 1'd0;
builder_csrbank1_sram_writer_ev_enable0_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 3'd5))) begin
builder_csrbank1_sram_writer_ev_enable0_re <= builder_interface1_bank_bus_we;
builder_csrbank1_sram_writer_ev_enable0_we <= (~builder_interface1_bank_bus_we);
@@ -2357,8 +2357,8 @@ always @(*) begin
end
assign main_reader_start_start_r = builder_interface1_bank_bus_dat_w[0];
always @(*) begin
main_reader_start_start_re <= 1'd0;
main_reader_start_start_we <= 1'd0;
main_reader_start_start_re <= 1'd0;
if ((builder_csrbank1_sel & (builder_interface1_bank_bus_adr[8:0] == 3'd6))) begin
main_reader_start_start_re <= builder_interface1_bank_bus_we;
main_reader_start_start_we <= (~builder_interface1_bank_bus_we);
@@ -2500,8 +2500,8 @@ always @(*) begin
end
assign builder_csrbank2_mdio_w0_r = builder_interface2_bank_bus_dat_w[2:0];
always @(*) begin
builder_csrbank2_mdio_w0_we <= 1'd0;
builder_csrbank2_mdio_w0_re <= 1'd0;
builder_csrbank2_mdio_w0_we <= 1'd0;
if ((builder_csrbank2_sel & (builder_interface2_bank_bus_adr[8:0] == 1'd1))) begin
builder_csrbank2_mdio_w0_re <= builder_interface2_bank_bus_we;
builder_csrbank2_mdio_w0_we <= (~builder_interface2_bank_bus_we);
@@ -3451,20 +3451,96 @@ end
assign main_writer_stat_fifo_wrport_dat_r = memdat_1;
assign main_writer_stat_fifo_rdport_dat_r = storage_3[main_writer_stat_fifo_rdport_adr];
reg [31:0] mem[0:381];
reg [8:0] memadr_4;
reg [31:0] memdat_2;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem[main_writer_memory0_adr] <= main_writer_memory0_dat_w;
memadr_4 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_2 <= mem[main_sram0_adr0];
end
assign main_writer_memory0_dat_r = mem[memadr_4];
assign main_sram0_dat_r0 = memdat_2;
reg [31:0] mem_1[0:381];
reg [8:0] memadr_5;
reg [31:0] memdat_3;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w;
memadr_5 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_3 <= mem_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r = mem_1[memadr_5];
assign main_sram1_dat_r0 = memdat_3;
reg [13:0] storage_4[0:1];
reg [13:0] memdat_2;
reg [13:0] memdat_4;
always @(posedge sys_clk) begin
if (main_reader_cmd_fifo_wrport_we)
storage_4[main_reader_cmd_fifo_wrport_adr] <= main_reader_cmd_fifo_wrport_dat_w;
memdat_2 <= storage_4[main_reader_cmd_fifo_wrport_adr];
memdat_4 <= storage_4[main_reader_cmd_fifo_wrport_adr];
end
always @(posedge sys_clk) begin
end
assign main_reader_cmd_fifo_wrport_dat_r = memdat_2;
assign main_reader_cmd_fifo_wrport_dat_r = memdat_4;
assign main_reader_cmd_fifo_rdport_dat_r = storage_4[main_reader_cmd_fifo_rdport_adr];
reg [31:0] mem_2[0:381];
reg [8:0] memadr_6;
reg [8:0] memadr_7;
always @(posedge sys_clk) begin
memadr_6 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[0])
mem_2[main_sram0_adr1][7:0] <= main_sram0_dat_w[7:0];
if (main_sram0_we[1])
mem_2[main_sram0_adr1][15:8] <= main_sram0_dat_w[15:8];
if (main_sram0_we[2])
mem_2[main_sram0_adr1][23:16] <= main_sram0_dat_w[23:16];
if (main_sram0_we[3])
mem_2[main_sram0_adr1][31:24] <= main_sram0_dat_w[31:24];
memadr_7 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r = mem_2[memadr_6];
assign main_sram0_dat_r1 = mem_2[memadr_7];
reg [31:0] mem_3[0:381];
reg [8:0] memadr_8;
reg [8:0] memadr_9;
always @(posedge sys_clk) begin
memadr_8 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[0])
mem_3[main_sram1_adr1][7:0] <= main_sram1_dat_w[7:0];
if (main_sram1_we[1])
mem_3[main_sram1_adr1][15:8] <= main_sram1_dat_w[15:8];
if (main_sram1_we[2])
mem_3[main_sram1_adr1][23:16] <= main_sram1_dat_w[23:16];
if (main_sram1_we[3])
mem_3[main_sram1_adr1][31:24] <= main_sram1_dat_w[31:24];
memadr_9 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r = mem_3[memadr_8];
assign main_sram1_dat_r1 = mem_3[memadr_9];
FD FD(
.C(main_maccore_ethphy_clkin),
.D(main_maccore_ethphy_reset0),
@@ -3534,262 +3610,6 @@ PLLE2_ADV #(
.LOCKED(main_maccore_ethphy_locked)
);
reg [7:0] mem_grain0[0:381];
reg [8:0] memadr_4;
reg [7:0] memdat_3;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain0[main_writer_memory0_adr] <= main_writer_memory0_dat_w[7:0];
memadr_4 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_3 <= mem_grain0[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[7:0] = mem_grain0[memadr_4];
assign main_sram0_dat_r0[7:0] = memdat_3;
reg [7:0] mem_grain1[0:381];
reg [8:0] memadr_5;
reg [7:0] memdat_4;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain1[main_writer_memory0_adr] <= main_writer_memory0_dat_w[15:8];
memadr_5 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_4 <= mem_grain1[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[15:8] = mem_grain1[memadr_5];
assign main_sram0_dat_r0[15:8] = memdat_4;
reg [7:0] mem_grain2[0:381];
reg [8:0] memadr_6;
reg [7:0] memdat_5;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain2[main_writer_memory0_adr] <= main_writer_memory0_dat_w[23:16];
memadr_6 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_5 <= mem_grain2[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[23:16] = mem_grain2[memadr_6];
assign main_sram0_dat_r0[23:16] = memdat_5;
reg [7:0] mem_grain3[0:381];
reg [8:0] memadr_7;
reg [7:0] memdat_6;
always @(posedge sys_clk) begin
if (main_writer_memory0_we)
mem_grain3[main_writer_memory0_adr] <= main_writer_memory0_dat_w[31:24];
memadr_7 <= main_writer_memory0_adr;
end
always @(posedge sys_clk) begin
memdat_6 <= mem_grain3[main_sram0_adr0];
end
assign main_writer_memory0_dat_r[31:24] = mem_grain3[memadr_7];
assign main_sram0_dat_r0[31:24] = memdat_6;
reg [7:0] mem_grain0_1[0:381];
reg [8:0] memadr_8;
reg [7:0] memdat_7;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain0_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[7:0];
memadr_8 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_7 <= mem_grain0_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[7:0] = mem_grain0_1[memadr_8];
assign main_sram1_dat_r0[7:0] = memdat_7;
reg [7:0] mem_grain1_1[0:381];
reg [8:0] memadr_9;
reg [7:0] memdat_8;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain1_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[15:8];
memadr_9 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_8 <= mem_grain1_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[15:8] = mem_grain1_1[memadr_9];
assign main_sram1_dat_r0[15:8] = memdat_8;
reg [7:0] mem_grain2_1[0:381];
reg [8:0] memadr_10;
reg [7:0] memdat_9;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain2_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[23:16];
memadr_10 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_9 <= mem_grain2_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[23:16] = mem_grain2_1[memadr_10];
assign main_sram1_dat_r0[23:16] = memdat_9;
reg [7:0] mem_grain3_1[0:381];
reg [8:0] memadr_11;
reg [7:0] memdat_10;
always @(posedge sys_clk) begin
if (main_writer_memory1_we)
mem_grain3_1[main_writer_memory1_adr] <= main_writer_memory1_dat_w[31:24];
memadr_11 <= main_writer_memory1_adr;
end
always @(posedge sys_clk) begin
memdat_10 <= mem_grain3_1[main_sram1_adr0];
end
assign main_writer_memory1_dat_r[31:24] = mem_grain3_1[memadr_11];
assign main_sram1_dat_r0[31:24] = memdat_10;
reg [7:0] mem_grain0_2[0:381];
reg [8:0] memadr_12;
reg [8:0] memadr_13;
always @(posedge sys_clk) begin
memadr_12 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[0])
mem_grain0_2[main_sram0_adr1] <= main_sram0_dat_w[7:0];
memadr_13 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[7:0] = mem_grain0_2[memadr_12];
assign main_sram0_dat_r1[7:0] = mem_grain0_2[memadr_13];
reg [7:0] mem_grain1_2[0:381];
reg [8:0] memadr_14;
reg [8:0] memadr_15;
always @(posedge sys_clk) begin
memadr_14 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[1])
mem_grain1_2[main_sram0_adr1] <= main_sram0_dat_w[15:8];
memadr_15 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[15:8] = mem_grain1_2[memadr_14];
assign main_sram0_dat_r1[15:8] = mem_grain1_2[memadr_15];
reg [7:0] mem_grain2_2[0:381];
reg [8:0] memadr_16;
reg [8:0] memadr_17;
always @(posedge sys_clk) begin
memadr_16 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[2])
mem_grain2_2[main_sram0_adr1] <= main_sram0_dat_w[23:16];
memadr_17 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[23:16] = mem_grain2_2[memadr_16];
assign main_sram0_dat_r1[23:16] = mem_grain2_2[memadr_17];
reg [7:0] mem_grain3_2[0:381];
reg [8:0] memadr_18;
reg [8:0] memadr_19;
always @(posedge sys_clk) begin
memadr_18 <= main_reader_memory0_adr;
end
always @(posedge sys_clk) begin
if (main_sram0_we[3])
mem_grain3_2[main_sram0_adr1] <= main_sram0_dat_w[31:24];
memadr_19 <= main_sram0_adr1;
end
assign main_reader_memory0_dat_r[31:24] = mem_grain3_2[memadr_18];
assign main_sram0_dat_r1[31:24] = mem_grain3_2[memadr_19];
reg [7:0] mem_grain0_3[0:381];
reg [8:0] memadr_20;
reg [8:0] memadr_21;
always @(posedge sys_clk) begin
memadr_20 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[0])
mem_grain0_3[main_sram1_adr1] <= main_sram1_dat_w[7:0];
memadr_21 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[7:0] = mem_grain0_3[memadr_20];
assign main_sram1_dat_r1[7:0] = mem_grain0_3[memadr_21];
reg [7:0] mem_grain1_3[0:381];
reg [8:0] memadr_22;
reg [8:0] memadr_23;
always @(posedge sys_clk) begin
memadr_22 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[1])
mem_grain1_3[main_sram1_adr1] <= main_sram1_dat_w[15:8];
memadr_23 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[15:8] = mem_grain1_3[memadr_22];
assign main_sram1_dat_r1[15:8] = mem_grain1_3[memadr_23];
reg [7:0] mem_grain2_3[0:381];
reg [8:0] memadr_24;
reg [8:0] memadr_25;
always @(posedge sys_clk) begin
memadr_24 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[2])
mem_grain2_3[main_sram1_adr1] <= main_sram1_dat_w[23:16];
memadr_25 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[23:16] = mem_grain2_3[memadr_24];
assign main_sram1_dat_r1[23:16] = mem_grain2_3[memadr_25];
reg [7:0] mem_grain3_3[0:381];
reg [8:0] memadr_26;
reg [8:0] memadr_27;
always @(posedge sys_clk) begin
memadr_26 <= main_reader_memory1_adr;
end
always @(posedge sys_clk) begin
if (main_sram1_we[3])
mem_grain3_3[main_sram1_adr1] <= main_sram1_dat_w[31:24];
memadr_27 <= main_sram1_adr1;
end
assign main_reader_memory1_dat_r[31:24] = mem_grain3_3[memadr_26];
assign main_sram1_dat_r1[31:24] = mem_grain3_3[memadr_27];
(* ars_ff1 = "true", async_reg = "true" *) FDPE #(
.INIT(1'd1)
) FDPE (

3810
liteeth/generated/wukong-v2/liteeth_core.v Normal file
View File

File diff suppressed because it is too large Load Diff

62
microwatt.core
View File

@@ -106,6 +106,12 @@ filesets:
- fpga/clk_gen_plle2.vhd : {file_type : vhdlSource-2008}
- fpga/top-arty.vhdl : {file_type : vhdlSource-2008}
wukong-v2:
files:
- fpga/wukong-v2.xdc : {file_type : xdc}
- fpga/clk_gen_plle2.vhd : {file_type : vhdlSource-2008}
- fpga/top-wukong-v2.vhdl : {file_type : vhdlSource-2008}
cmod_a7-35:
files:
- fpga/cmod_a7-35.xdc : {file_type : xdc}
@@ -338,6 +344,50 @@ targets:
vivado: {part : xc7a100ticsg324-1L}
toplevel : toplevel
wukong-v2-a100t-nodram:
default_tool: vivado
filesets: [core, wukong-v2, soc, fpga, debug_xilinx, uart16550, xilinx_specific, litesdcard]
parameters:
- memory_size
- ram_init_file
- use_litedram=false
- use_liteeth=false
- use_litesdcard=true
- disable_flatten_core
- spi_flash_offset=4194304
- clk_frequency=100000000
- log_length=2048
- uart_is_16550
- has_fpu
- has_btc
- has_short_mult
generate: [litesdcard_wukong-v2]
tools:
vivado: {part : xc7a100tfgg676-1}
toplevel : toplevel
wukong-v2-a100t:
default_tool: vivado
filesets: [core, wukong-v2, soc, fpga, debug_xilinx, litedram, liteeth, uart16550, xilinx_specific, litesdcard]
parameters:
- memory_size=0
- ram_init_file
- use_litedram=true
- use_liteeth=true
- use_litesdcard=true
- disable_flatten_core
- no_bram=true
- spi_flash_offset=4194304
- log_length=0
- uart_is_16550
- has_fpu
- has_btc
- has_short_mult
generate: [litedram_wukong-v2, liteeth_wukong-v2, litesdcard_wukong-v2]
tools:
vivado: {part : xc7a100tfgg676-1}
toplevel : toplevel
cmod_a7-35:
default_tool: vivado
filesets: [core, cmod_a7-35, soc, fpga, debug_xilinx, uart16550, xilinx_specific]
@@ -395,6 +445,18 @@ generate:
generator: litedram_gen
parameters: {board : genesys2}
litedram_wukong-v2:
generator: litedram_gen
parameters: {board : wukong-v2}
liteeth_wukong-v2:
generator: liteeth_gen
parameters: {board : wukong-v2}
litesdcard_wukong-v2:
generator: litesdcard_gen
parameters: {vendor : xilinx}
parameters:
memory_size:
datatype : int