leon3mp.vhd
329 lines
| 12.7 KiB
| text/x-vhdl
|
VhdlLexer
Alexis Jeandet
|
r245 | ----------------------------------------------------------------------------- | |
-- LEON3 Demonstration design | |||
-- Copyright (C) 2004 Jiri Gaisler, Gaisler Research | |||
-- | |||
-- This program is free software; you can redistribute it and/or modify | |||
-- it under the terms of the GNU General Public License as published by | |||
-- the Free Software Foundation; either version 2 of the License, or | |||
-- (at your option) any later version. | |||
-- | |||
-- This program is distributed in the hope that it will be useful, | |||
-- but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||
-- GNU General Public License for more details. | |||
-- | |||
-- You should have received a copy of the GNU General Public License | |||
-- along with this program; if not, write to the Free Software | |||
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |||
------------------------------------------------------------------------------ | |||
LIBRARY ieee; | |||
USE ieee.std_logic_1164.ALL; | |||
LIBRARY grlib; | |||
USE grlib.amba.ALL; | |||
USE grlib.stdlib.ALL; | |||
LIBRARY techmap; | |||
USE techmap.gencomp.ALL; | |||
LIBRARY gaisler; | |||
USE gaisler.memctrl.ALL; | |||
USE gaisler.leon3.ALL; | |||
USE gaisler.uart.ALL; | |||
USE gaisler.misc.ALL; | |||
USE gaisler.spacewire.ALL; -- PLE | |||
LIBRARY esa; | |||
USE esa.memoryctrl.ALL; | |||
USE work.config.ALL; | |||
LIBRARY lpp; | |||
--use lpp.lpp_amba.all; | |||
USE lpp.lpp_memory.ALL; | |||
USE lpp.lpp_ad_conv.ALL; | |||
USE lpp.lpp_top_lfr_pkg.ALL; | |||
--use lpp.lpp_uart.all; | |||
--use lpp.lpp_matrix.all; | |||
--use lpp.lpp_delay.all; | |||
--use lpp.lpp_fft.all; | |||
--use lpp.fft_components.all; | |||
use lpp.iir_filter.all; | |||
USE lpp.general_purpose.ALL; | |||
--use lpp.Filtercfg.all; | |||
USE lpp.lpp_lfr_time_management.ALL; -- PLE | |||
--use lpp.lpp_lfr_spectral_matrices_DMA.all; -- PLE | |||
ENTITY leon3mp IS | |||
GENERIC ( | |||
fabtech : INTEGER := CFG_FABTECH; | |||
memtech : INTEGER := CFG_MEMTECH; | |||
padtech : INTEGER := CFG_PADTECH; | |||
clktech : INTEGER := CFG_CLKTECH; | |||
disas : INTEGER := CFG_DISAS; -- Enable disassembly to console | |||
dbguart : INTEGER := CFG_DUART; -- Print UART on console | |||
pclow : INTEGER := CFG_PCLOW | |||
); | |||
PORT ( | |||
clk50MHz : IN STD_ULOGIC; | |||
clk49_152MHz : IN STD_ULOGIC; | |||
reset : IN STD_ULOGIC; | |||
errorn : OUT STD_ULOGIC; | |||
-- UART AHB --------------------------------------------------------------- | |||
ahbrxd : IN STD_ULOGIC; -- DSU rx data | |||
ahbtxd : OUT STD_ULOGIC; -- DSU tx data | |||
-- UART APB --------------------------------------------------------------- | |||
urxd1 : IN STD_ULOGIC; -- UART1 rx data | |||
utxd1 : OUT STD_ULOGIC; -- UART1 tx data | |||
-- RAM -------------------------------------------------------------------- | |||
address : OUT STD_LOGIC_VECTOR(19 DOWNTO 0); | |||
data : INOUT STD_LOGIC_VECTOR(31 DOWNTO 0); | |||
nSRAM_BE0 : OUT STD_LOGIC; | |||
nSRAM_BE1 : OUT STD_LOGIC; | |||
nSRAM_BE2 : OUT STD_LOGIC; | |||
nSRAM_BE3 : OUT STD_LOGIC; | |||
nSRAM_WE : OUT STD_LOGIC; | |||
nSRAM_CE : OUT STD_LOGIC; | |||
nSRAM_OE : OUT STD_LOGIC; | |||
-- SPW -------------------------------------------------------------------- | |||
spw1_din : IN STD_LOGIC; -- PLE | |||
spw1_sin : IN STD_LOGIC; -- PLE | |||
spw1_dout : OUT STD_LOGIC; -- PLE | |||
spw1_sout : OUT STD_LOGIC; -- PLE | |||
-- ADC -------------------------------------------------------------------- | |||
bias_fail_sw : OUT STD_LOGIC; | |||
ADC_OEB_bar_CH : OUT STD_LOGIC_VECTOR(7 DOWNTO 0); | |||
ADC_smpclk : OUT STD_LOGIC; | |||
ADC_data : IN STD_LOGIC_VECTOR(13 DOWNTO 0); | |||
--------------------------------------------------------------------------- | |||
led : OUT STD_LOGIC_VECTOR(2 DOWNTO 0) | |||
); | |||
END; | |||
ARCHITECTURE Behavioral OF leon3mp IS | |||
--constant maxahbmsp : integer := CFG_NCPU+CFG_AHB_UART+ | |||
-- CFG_GRETH+CFG_AHB_JTAG; | |||
CONSTANT maxahbmsp : INTEGER := CFG_NCPU+ | |||
CFG_AHB_UART+ | |||
CFG_GRETH+ | |||
CFG_AHB_JTAG | |||
+2; -- 1 is for the SpaceWire module grspw2, which is a master | |||
CONSTANT maxahbm : INTEGER := maxahbmsp; | |||
--Clk & Rst g�n� | |||
SIGNAL vcc : STD_LOGIC_VECTOR(4 DOWNTO 0); | |||
SIGNAL gnd : STD_LOGIC_VECTOR(4 DOWNTO 0); | |||
SIGNAL clk2x : STD_ULOGIC; | |||
SIGNAL lclk2x : STD_ULOGIC; | |||
SIGNAL lclk25MHz : STD_ULOGIC; | |||
SIGNAL lclk50MHz : STD_ULOGIC; | |||
SIGNAL lclk100MHz : STD_ULOGIC; | |||
SIGNAL clkm : STD_ULOGIC; | |||
SIGNAL rstn : STD_ULOGIC; | |||
SIGNAL rstraw : STD_ULOGIC; | |||
SIGNAL pciclk : STD_ULOGIC; | |||
SIGNAL sdclkl : STD_ULOGIC; | |||
SIGNAL cgi : clkgen_in_type; | |||
SIGNAL cgo : clkgen_out_type; | |||
--- AHB / APB | |||
SIGNAL apbi : apb_slv_in_type; | |||
SIGNAL apbo : apb_slv_out_vector := (OTHERS => apb_none); | |||
SIGNAL ahbsi : ahb_slv_in_type; | |||
SIGNAL ahbso : ahb_slv_out_vector := (OTHERS => ahbs_none); | |||
SIGNAL ahbmi : ahb_mst_in_type; | |||
SIGNAL ahbmo : ahb_mst_out_vector := (OTHERS => ahbm_none); | |||
--UART | |||
SIGNAL ahbuarti : uart_in_type; | |||
SIGNAL ahbuarto : uart_out_type; | |||
SIGNAL apbuarti : uart_in_type; | |||
SIGNAL apbuarto : uart_out_type; | |||
--MEM CTRLR | |||
SIGNAL memi : memory_in_type; | |||
SIGNAL memo : memory_out_type; | |||
SIGNAL wpo : wprot_out_type; | |||
SIGNAL sdo : sdram_out_type; | |||
SIGNAL ramcs : STD_ULOGIC; | |||
--IRQ | |||
SIGNAL irqi : irq_in_vector(0 TO CFG_NCPU-1); | |||
SIGNAL irqo : irq_out_vector(0 TO CFG_NCPU-1); | |||
--Timer | |||
SIGNAL gpti : gptimer_in_type; | |||
SIGNAL gpto : gptimer_out_type; | |||
--GPIO | |||
SIGNAL gpioi : gpio_in_type; | |||
SIGNAL gpioo : gpio_out_type; | |||
--DSU | |||
SIGNAL dbgi : l3_debug_in_vector(0 TO CFG_NCPU-1); | |||
SIGNAL dbgo : l3_debug_out_vector(0 TO CFG_NCPU-1); | |||
SIGNAL dsui : dsu_in_type; | |||
SIGNAL dsuo : dsu_out_type; | |||
--------------------------------------------------------------------- | |||
--- AJOUT TEST ------------------------Signaux---------------------- | |||
--------------------------------------------------------------------- | |||
--------------------------------------------------------------------- | |||
CONSTANT IOAEN : INTEGER := CFG_CAN; | |||
CONSTANT boardfreq : INTEGER := 25000; -- the board frequency (lclk) is 50 MHz | |||
-- time management signal | |||
SIGNAL coarse_time : STD_LOGIC_VECTOR(31 DOWNTO 0); | |||
SIGNAL fine_time : STD_LOGIC_VECTOR(31 DOWNTO 0); | |||
-- Spacewire signals | |||
SIGNAL dtmp : STD_ULOGIC; -- PLE | |||
SIGNAL stmp : STD_ULOGIC; -- PLE | |||
SIGNAL rxclko : STD_ULOGIC; -- PLE | |||
SIGNAL swni : grspw_in_type; -- PLE | |||
SIGNAL swno : grspw_out_type; -- PLE | |||
SIGNAL clkmn : STD_ULOGIC; -- PLE | |||
SIGNAL txclk : STD_ULOGIC; -- PLE 2013 02 14 | |||
-- AD Converter RHF1401 | |||
SIGNAL sample : Samples14v(7 DOWNTO 0); | |||
SIGNAL sample_val : STD_LOGIC; | |||
----------------------------------------------------------------------------- | |||
SIGNAL ADC_OEB_bar_CH_s : STD_LOGIC_VECTOR(7 DOWNTO 0); | |||
BEGIN | |||
---------------------------------------------------------------------- | |||
--- Reset and Clock generation ------------------------------------- | |||
---------------------------------------------------------------------- | |||
vcc <= (OTHERS => '1'); gnd <= (OTHERS => '0'); | |||
cgi.pllctrl <= "00"; cgi.pllrst <= rstraw; | |||
rst0 : rstgen PORT MAP (reset, clkm, cgo.clklock, rstn, rstraw); | |||
clk_pad : clkpad GENERIC MAP (tech => padtech) PORT MAP (clk50MHz, lclk100MHz); | |||
clkgen0 : clkgen -- clock generator | |||
GENERIC MAP (clktech, CFG_CLKMUL, CFG_CLKDIV, CFG_MCTRL_SDEN, | |||
CFG_CLK_NOFB, 0, 0, 0, boardfreq, 0, 0, CFG_OCLKDIV) | |||
PORT MAP (lclk25MHz, lclk25MHz, clkm, clkmn, clk2x, sdclkl, pciclk, cgi, cgo); | |||
PROCESS(lclk100MHz) | |||
BEGIN | |||
IF lclk100MHz'EVENT AND lclk100MHz = '1' THEN | |||
lclk50MHz <= NOT lclk50MHz; | |||
END IF; | |||
END PROCESS; | |||
PROCESS(lclk50MHz) | |||
BEGIN | |||
IF lclk50MHz'EVENT AND lclk50MHz = '1' THEN | |||
lclk25MHz <= NOT lclk25MHz; | |||
END IF; | |||
END PROCESS; | |||
lclk2x <= lclk50MHz; | |||
---------------------------------------------------------------------- | |||
--- Memory controllers --------------------------------------------- | |||
---------------------------------------------------------------------- | |||
memctrlr : mctrl GENERIC MAP ( | |||
hindex => 0, | |||
pindex => 0, | |||
paddr => 0, | |||
srbanks => 1 | |||
) | |||
PORT MAP (rstn, clkm, memi, memo, ahbsi, ahbso(0), apbi, apbo(0), wpo, sdo); | |||
memi.brdyn <= '1'; | |||
memi.bexcn <= '1'; | |||
memi.writen <= '1'; | |||
memi.wrn <= "1111"; | |||
memi.bwidth <= "10"; | |||
bdr : FOR i IN 0 TO 3 GENERATE | |||
data_pad : iopadv GENERIC MAP (tech => padtech, width => 8) | |||
PORT MAP ( | |||
data(31-i*8 DOWNTO 24-i*8), | |||
memo.data(31-i*8 DOWNTO 24-i*8), | |||
memo.bdrive(i), | |||
memi.data(31-i*8 DOWNTO 24-i*8)); | |||
END GENERATE; | |||
addr_pad : outpadv GENERIC MAP (width => 20, tech => padtech) | |||
PORT MAP (address, memo.address(21 DOWNTO 2)); | |||
rams_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_CE, NOT(memo.ramsn(0))); | |||
oen_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_OE, memo.ramoen(0)); | |||
nBWE_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_WE, memo.writen); | |||
nBWa_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE0, memo.mben(3)); | |||
nBWb_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE1, memo.mben(2)); | |||
nBWc_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE2, memo.mben(1)); | |||
nBWd_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE3, memo.mben(0)); | |||
---------------------------------------------------------------------- | |||
--- AHB CONTROLLER ------------------------------------------------- | |||
---------------------------------------------------------------------- | |||
ahb0 : ahbctrl -- AHB arbiter/multiplexer | |||
GENERIC MAP (defmast => CFG_DEFMST, split => CFG_SPLIT, | |||
rrobin => CFG_RROBIN, ioaddr => CFG_AHBIO, | |||
ioen => IOAEN, nahbm => maxahbm, nahbs => 8) | |||
PORT MAP (rstn, clkm, ahbmi, ahbmo, ahbsi, ahbso); | |||
---------------------------------------------------------------------- | |||
--- AHB UART ------------------------------------------------------- | |||
---------------------------------------------------------------------- | |||
dcomgen : IF CFG_AHB_UART = 1 GENERATE | |||
dcom0 : ahbuart | |||
GENERIC MAP ( hindex => 3, pindex => 4, paddr => 4) | |||
PORT MAP ( rstn, clkm, ahbuarti, ahbuarto, apbi, apbo(4), ahbmi, ahbmo(3)); | |||
dsurx_pad : inpad GENERIC MAP (tech => padtech) PORT MAP (ahbrxd, ahbuarti.rxd); | |||
dsutx_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (ahbtxd, ahbuarto.txd); | |||
led(0) <= NOT ahbuarti.rxd; | |||
led(1) <= NOT ahbuarto.txd; | |||
END GENERATE; | |||
nouah : IF CFG_AHB_UART = 0 GENERATE apbo(4) <= apb_none; END GENERATE; | |||
---------------------------------------------------------------------- | |||
--- APB Bridge ----------------------------------------------------- | |||
---------------------------------------------------------------------- | |||
apb0 : apbctrl -- AHB/APB bridge | |||
GENERIC MAP (hindex => 1, haddr => CFG_APBADDR) | |||
PORT MAP (rstn, clkm, ahbsi, ahbso(1), apbi, apbo); | |||
---------------------------------------------------------------------- | |||
--- GPT Timer ------------------------------------------------------ | |||
---------------------------------------------------------------------- | |||
gpt : IF CFG_GPT_ENABLE /= 0 GENERATE | |||
timer0 : gptimer -- timer unit | |||
GENERIC MAP (pindex => 3, paddr => 3, pirq => CFG_GPT_IRQ, | |||
sepirq => CFG_GPT_SEPIRQ, sbits => CFG_GPT_SW, ntimers => CFG_GPT_NTIM, | |||
nbits => CFG_GPT_TW) | |||
PORT MAP (rstn, clkm, apbi, apbo(3), gpti, gpto); | |||
gpti.dhalt <= dsuo.tstop; | |||
gpti.extclk <= '0'; | |||
END GENERATE; | |||
notim : IF CFG_GPT_ENABLE = 0 GENERATE apbo(3) <= apb_none; END GENERATE; | |||
---------------------------------------------------------------------- | |||
--- APB UART ------------------------------------------------------- | |||
---------------------------------------------------------------------- | |||
ua1 : IF CFG_UART1_ENABLE /= 0 GENERATE | |||
uart1 : apbuart -- UART 1 | |||
GENERIC MAP (pindex => 1, paddr => 1, pirq => 2, console => dbguart, | |||
fifosize => CFG_UART1_FIFO) | |||
PORT MAP (rstn, clkm, apbi, apbo(1), apbuarti, apbuarto); | |||
apbuarti.rxd <= urxd1; | |||
apbuarti.extclk <= '0'; | |||
utxd1 <= apbuarto.txd; | |||
apbuarti.ctsn <= '0'; | |||
END GENERATE; | |||
noua0 : IF CFG_UART1_ENABLE = 0 GENERATE apbo(1) <= apb_none; END GENERATE; | |||
END Behavioral; |