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leon3mp.vhd
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-----------------------------------------------------------------------------
-- 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;
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_uart.all;
use lpp.lpp_matrix.all;
use lpp.lpp_delay.all;
use lpp.lpp_fft.all;
use lpp.fft_components.all;
use lpp.lpp_ad_conv.all;
use lpp.iir_filter.all;
use lpp.general_purpose.all;
use lpp.Filtercfg.all;
use lpp.lpp_demux.all;
use lpp.lpp_top_lfr_pkg.all;
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;
reset : in std_ulogic;
ramclk : out std_logic;
ahbrxd : in std_ulogic; -- DSU rx data
ahbtxd : out std_ulogic; -- DSU tx data
dsubre : in std_ulogic;
dsuact : out std_ulogic;
urxd1 : in std_ulogic; -- UART1 rx data
utxd1 : out std_ulogic; -- UART1 tx data
errorn : out std_ulogic;
address : out std_logic_vector(18 downto 0);
data : inout std_logic_vector(31 downto 0);
gpio : inout std_logic_vector(6 downto 0); -- I/O port
nBWa : out std_logic;
nBWb : out std_logic;
nBWc : out std_logic;
nBWd : out std_logic;
nBWE : out std_logic;
nADSC : out std_logic;
nADSP : out std_logic;
nADV : out std_logic;
nGW : out std_logic;
nCE1 : out std_logic;
CE2 : out std_logic;
nCE3 : out std_logic;
nOE : out std_logic;
MODE : out std_logic;
SSRAM_CLK : out std_logic;
ZZ : out std_logic;
---------------------------------------------------------------------
--- AJOUT TEST ------------------------In/Out-----------------------
---------------------------------------------------------------------
-- UART
UART_RXD : in std_logic;
UART_TXD : out std_logic;
-- ACQ
Clk_49Mhz : IN STD_LOGIC;
CNV_CH1 : OUT STD_LOGIC;
SCK_CH1 : OUT STD_LOGIC;
SDO_CH1 : IN STD_LOGIC_VECTOR(7 DOWNTO 0);
-- ADC
-- ADC_in : in AD7688_in(4 downto 0);
-- ADC_out : out AD7688_out;
-- Bias_Fails : out std_logic;
-- CNA
-- DAC_SYNC : out std_logic;
-- DAC_SCLK : out std_logic;
-- DAC_DATA : out std_logic;
-- Diver
SPW1_EN : out std_logic;
SPW2_EN : out std_logic;
TEST : out std_logic_vector(3 downto 0);
BP : in std_logic;
---------------------------------------------------------------------
led : out std_logic_vector(1 downto 0)
);
end;
architecture Behavioral of leon3mp is
constant maxahbmsp : integer := CFG_NCPU+CFG_AHB_UART+
CFG_GRETH+CFG_AHB_JTAG;
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 resetnl : std_ulogic;
signal clk2x : std_ulogic;
signal lclk : std_ulogic;
signal lclk2x : 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;
--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----------------------
---------------------------------------------------------------------
-- FIFOs
signal FifoF0a_Full : std_logic_vector(4 downto 0);
signal FifoF0a_Empty : std_logic_vector(4 downto 0);
signal FifoF0a_Data : std_logic_vector(79 downto 0);
signal FifoF0b_Full : std_logic_vector(4 downto 0);
signal FifoF0b_Empty : std_logic_vector(4 downto 0);
signal FifoF0b_Data : std_logic_vector(79 downto 0);
signal FifoF1_Full : std_logic_vector(4 downto 0);
signal FifoF1_Empty : std_logic_vector(4 downto 0);
signal FifoF1_Data : std_logic_vector(79 downto 0);
signal FifoF3_Full : std_logic_vector(4 downto 0);
signal FifoF3_Empty : std_logic_vector(4 downto 0);
signal FifoF3_Data : std_logic_vector(79 downto 0);
signal FifoINT_Full : std_logic_vector(4 downto 0);
signal FifoINT_Data : std_logic_vector(79 downto 0);
--signal FifoOUT_FullV : std_logic;
signal FifoOUT_Full : std_logic_vector(1 downto 0);
--signal Matrix_WriteV : std_logic_vector(0 downto 0);
-- MATRICE SPECTRALE
signal SM_FlagError : std_logic;
signal SM_Pong : std_logic;
signal SM_Read : std_logic_vector(4 downto 0);
signal SM_Write : std_logic_vector(1 downto 0);
signal SM_Data : std_logic_vector(63 downto 0);
signal Dma_acq : std_logic;
-- FFT
signal FFT_Read : std_logic_vector(4 downto 0);
signal FFT_Write : std_logic_vector(4 downto 0);
signal FFT_ReUse : std_logic_vector(4 downto 0);
signal FFT_Data : std_logic_vector(79 downto 0);
-- DEMUX
signal DEMU_Read : std_logic_vector(19 downto 0);
signal DEMU_Empty : std_logic_vector(4 downto 0);
signal DEMU_Data : std_logic_vector(79 downto 0);
-- ACQ
signal TopACQ_WenF0a : STD_LOGIC_VECTOR(4 DOWNTO 0);
signal TopACQ_WenF0b : STD_LOGIC_VECTOR(4 DOWNTO 0);
signal TopACQ_DataF0 : STD_LOGIC_VECTOR((5*16)-1 DOWNTO 0);
signal TopACQ_WenF1 : STD_LOGIC_VECTOR(4 DOWNTO 0);
signal TopACQ_DataF1 : STD_LOGIC_VECTOR((5*16)-1 DOWNTO 0);
signal TopACQ_WenF3 : STD_LOGIC_VECTOR(4 DOWNTO 0);
signal TopACQ_DataF3 : STD_LOGIC_VECTOR((5*16)-1 DOWNTO 0);
-- ADC
--signal SmplClk : std_logic;
--signal ADC_DataReady : std_logic;
--signal ADC_SmplOut : Samples_out(4 downto 0);
--signal enableADC : std_logic;
--
--signal WG_Write : std_logic_vector(4 downto 0);
--signal WG_ReUse : std_logic_vector(4 downto 0);
--signal WG_DATA : std_logic_vector(79 downto 0);
--signal s_out : std_logic_vector(79 downto 0);
--
--signal fuller : std_logic_vector(4 downto 0);
--signal reader : std_logic_vector(4 downto 0);
--signal try : std_logic_vector(1 downto 0);
--signal TXDint : std_logic;
--
---- IIR Filter
--signal sample_clk_out : std_logic;
--
--signal Rd : std_logic_vector(0 downto 0);
--signal Ept : std_logic_vector(4 downto 0);
--
--signal Bwr : std_logic_vector(0 downto 0);
--signal Bre : std_logic_vector(0 downto 0);
--signal DataTMP : std_logic_vector(15 downto 0);
--signal FullUp : std_logic_vector(0 downto 0);
--signal EmptyUp : std_logic_vector(0 downto 0);
--signal FullDown : std_logic_vector(0 downto 0);
--signal EmptyDown : std_logic_vector(0 downto 0);
---------------------------------------------------------------------
constant IOAEN : integer := CFG_CAN;
constant boardfreq : integer := 50000;
begin
---------------------------------------------------------------------
--- AJOUT TEST -------------------------------------IPs-------------
---------------------------------------------------------------------
led(1 downto 0) <= gpio(1 downto 0);
--- COM USB ---------------------------------------------------------
-- MemIn0 : APB_FifoWrite
-- generic map (5,5, Data_sz => 8, Addr_sz => 8, addr_max_int => 256)
-- port map (clkm,rstn,apbi,USB_Read,open,open,InOutData,apbo(5));
--
-- BUF0 : APB_USB
-- generic map (6,6,DataMax => 1024)
-- port map(clkm,rstn,flagC,flagB,ifclk,sloe,USB_Read,USB_Write,pktend,fifoadr,InOutData,apbi,apbo(6));
--
-- MemOut0 : APB_FifoRead
-- generic map (7,7, Data_sz => 8, Addr_sz => 8, addr_max_int => 256)
-- port map (clkm,rstn,apbi,USB_Write,open,open,InOutData,apbo(7));
--
--slrd <= usb_Read;
--slwr <= usb_Write;
--- CNA -------------------------------------------------------------
-- CONV : APB_CNA
-- generic map (5,5)
-- port map(clkm,rstn,apbi,apbo(5),DAC_SYNC,DAC_SCLK,DAC_DATA);
--TEST(0) <= SmplClk;
--TEST(1) <= WG_Write(0);
--TEST(2) <= Fuller(0);
--TEST(3) <= s_out(s_out'length-1);
--SPW1_EN <= '1';
--SPW2_EN <= '0';
--- CAN -------------------------------------------------------------
-- Divider : Clk_divider
-- generic map(OSC_freqHz => 24_576_000, TargetFreq_Hz => 24_576)
-- Port map(clkm,rstn,SmplClk);
--
-- ADC : AD7688_drvr
-- generic map (ChanelCount => 5, clkkHz => 24_576)
-- port map (clkm,rstn,enableADC,SmplClk,ADC_DataReady,ADC_SmplOut,ADC_in,ADC_out);
--
-- WG : WriteGen_ADC
-- port map (clkm,rstn,SmplClk,ADC_DataReady,Fuller,WG_ReUse,WG_Write);
--
--enableADC <= gpio(0);
--Bias_Fails <= '0';
--WG_DATA <= ADC_SmplOut(4) & ADC_SmplOut(3) & ADC_SmplOut(2) & ADC_SmplOut(1) & ADC_SmplOut(0);
--
--
-- MemIn1 : APB_FIFO
-- generic map (pindex => 6, paddr => 6, FifoCnt => 5, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '0', R => 1, W => 0)
-- port map (clkm,rstn,clkm,clkm,WG_ReUse,(others => '1'),WG_Write,open,Fuller,open,WG_DATA,open,open,apbi,apbo(6));
TopACQ : lpp_top_acq
port map('1',CNV_CH1,SCK_CH1,SDO_CH1,Clk_49Mhz,rstn,clkm,rstn,TopACQ_WenF0a,TopACQ_WenF0b,TopACQ_DataF0,TopACQ_WenF1,TopACQ_DataF1,open,open,TopACQ_WenF3,TopACQ_DataF3);
--- FIFO IN -------------------------------------------------------------
Memf0a : lppFIFOxN
generic map(Data_sz => 16, FifoCnt => 5, Enable_ReUse => '0')
port map(rstn,clkm,clkm,(others => '0'),TopACQ_WenF0a,DEMU_Read(4 downto 0),TopACQ_DataF0,FifoF0a_Data,FifoF0a_Full,FifoF0a_Empty);
Memf0b : lppFIFOxN
generic map(Data_sz => 16, FifoCnt => 5, Enable_ReUse => '0')
port map(rstn,clkm,clkm,(others => '0'),TopACQ_WenF0b,DEMU_Read(9 downto 5),TopACQ_DataF0,FifoF0b_Data,FifoF0b_Full,FifoF0b_Empty);
Memf1 : lppFIFOxN
generic map(Data_sz => 16, FifoCnt => 5, Enable_ReUse => '0')
port map(rstn,clkm,clkm,(others => '0'),TopACQ_WenF1,DEMU_Read(14 downto 10),TopACQ_DataF1,FifoF1_Data,FifoF1_Full,FifoF1_Empty);
Memf3 : lppFIFOxN
generic map(Data_sz => 16, FifoCnt => 5, Enable_ReUse => '0')
port map(rstn,clkm,clkm,(others => '0'),TopACQ_WenF3,DEMU_Read(19 downto 15),TopACQ_DataF3,FifoF3_Data,FifoF3_Full,FifoF3_Empty);
--- DEMUX -------------------------------------------------------------
DEMUX0 : Demultiplex
generic map(Data_sz => 16)
port map(clkm,rstn,FFT_Read,FifoF0a_Empty,FifoF0b_Empty,FifoF1_Empty,FifoF3_Empty,FifoF0a_Data,FifoF0b_Data,FifoF1_Data,FifoF3_Data,DEMU_Read,DEMU_Empty,DEMU_Data);
--- FFT -------------------------------------------------------------
-- MemIn : APB_FIFO
-- generic map (pindex => 8, paddr => 8, FifoCnt => 5, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '0', R => 0, W => 1)
-- port map (clkm,rstn,clkm,clkm,(others => '0'),FFT_Read,(others => '1'),FifoIN_Empty,FifoIN_Full,FifoIN_Data,(others => '0'),open,open,apbi,apbo(8));
FFT0 : FFT
generic map(Data_sz => 16,NbData => 256)
port map(clkm,rstn,DEMU_Empty,DEMU_Data,FifoINT_Full,FFT_Read,FFT_Write,FFT_ReUse,FFT_Data);
----- LINK MEMORY -------------------------------------------------------
-- MemOut : APB_FIFO
-- generic map (pindex => 9, paddr => 9, FifoCnt => 5, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '1', R => 1, W => 0)
-- port map (clkm,rstn,clkm,clkm,Link_ReUse,(others =>'1'),Link_Write,Ept,FifoOUT_Full,open,Link_Data,open,open,apbi,apbo(9));
MemInt : lppFIFOxN
generic map(Data_sz => 16, FifoCnt => 5, Enable_ReUse => '1')
port map(rstn,clkm,clkm,FFT_ReUse,FFT_Write,SM_Read,FFT_Data,FifoINT_Data,FifoINT_Full,open);
-- MemIn : APB_FIFO
-- generic map (pindex => 8, paddr => 8, FifoCnt => 5, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '1', R => 0, W => 1)
-- port map (clkm,rstn,clkm,clkm,(others => '0'),TopSM_Read,(others => '1'),open,FifoINT_Full,FifoINT_Data,(others => '0'),open,open,apbi,apbo(8));
----- MATRICE SPECTRALE ---------------------5 FIFO Input---------------
SM0 : MatriceSpectrale
generic map(Input_SZ => 16,Result_SZ => 32)
port map(clkm,rstn,FifoINT_Full,FifoOUT_Full,FifoINT_Data,Dma_acq,SM_FlagError,SM_Pong,SM_Write,SM_Read,SM_Data);
Dma_acq <= '1';
MemOut : APB_FIFO
generic map (pindex => 9, paddr => 9, FifoCnt => 2, Data_sz => 32, Addr_sz => 8, Enable_ReUse => '0', R => 1, W => 0)
port map (clkm,rstn,clkm,clkm,(others => '0'),(others => '1'),SM_Write,open,FifoOUT_Full,open,SM_Data,open,open,apbi,apbo(9));
----- FIFO -------------------------------------------------------------
Memtest : APB_FIFO
generic map (pindex => 5, paddr => 5, FifoCnt => 5, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '1', R => 1, W => 1)
port map (clkm,rstn,clkm,clkm,(others => '0'),(others => '1'),(others => '1'),open,open,open,(others => '0'),open,open,apbi,apbo(5));
--***************************************TEST DEMI-FIFO********************************************************************************
-- MemIn : APB_FIFO
-- generic map (pindex => 8, paddr => 8, FifoCnt => 1, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '0', R => 0, W => 1)
-- port map (clkm,rstn,clkm,clkm,(others => '0'),Bre,(others => '1'),EmptyUp,FullUp,DataTMP,(others => '0'),open,open,apbi,apbo(8));
--
-- Pont : Bridge
-- port map(clkm,rstn,EmptyUp(0),FullDown(0),Bwr(0),Bre(0));
--
-- MemOut : APB_FIFO
-- generic map (pindex => 9, paddr => 9, FifoCnt => 1, Data_sz => 16, Addr_sz => 8, Enable_ReUse => '0', R => 1, W => 0)
-- port map (clkm,rstn,clkm,clkm,(others => '0'),(others => '1'),Bwr,EmptyDown,FullDown,open,DataTMP,open,open,apbi,apbo(9));
--*************************************************************************************************************************************
--- UART -------------------------------------------------------------
COM0 : APB_UART
generic map (pindex => 4, paddr => 4)
port map (clkm,rstn,apbi,apbo(4),UART_TXD,UART_RXD);
--- DELAY ------------------------------------------------------------
-- Delay0 : APB_Delay
-- generic map (pindex => 4, paddr => 4)
-- port map (clkm,rstn,apbi,apbo(4));
--- IIR Filter -------------------------------------------------------
--Test(0) <= sample_clk_out;
--
--
-- IIR1: APB_IIR_Filter
-- generic map(
-- tech => CFG_MEMTECH,
-- pindex => 8,
-- paddr => 8,
-- Sample_SZ => Sample_SZ,
-- ChanelsCount => ChanelsCount,
-- Coef_SZ => Coef_SZ,
-- CoefCntPerCel => CoefCntPerCel,
-- Cels_count => Cels_count,
-- virgPos => virgPos
-- )
-- port map(
-- rst => rstn,
-- clk => clkm,
-- apbi => apbi,
-- apbo => apbo(8),
-- sample_clk_out => sample_clk_out,
-- GOtest => Test(1),
-- CoefsInitVal => (others => '1')
-- );
----------------------------------------------------------------------
----------------------------------------------------------------------
--- 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, lclk2x);
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 (lclk, lclk, clkm, open, clk2x, sdclkl, pciclk, cgi, cgo);
ramclk <= clkm;
process(lclk2x)
begin
if lclk2x'event and lclk2x = '1' then
lclk <= not lclk;
end if;
end process;
----------------------------------------------------------------------
--- LEON3 processor / DSU / IRQ ------------------------------------
----------------------------------------------------------------------
l3 : if CFG_LEON3 = 1 generate
cpu : for i in 0 to CFG_NCPU-1 generate
u0 : leon3s -- LEON3 processor
generic map (i, fabtech, memtech, CFG_NWIN, CFG_DSU, CFG_FPU, CFG_V8,
0, CFG_MAC, pclow, 0, CFG_NWP, CFG_ICEN, CFG_IREPL, CFG_ISETS, CFG_ILINE,
CFG_ISETSZ, CFG_ILOCK, CFG_DCEN, CFG_DREPL, CFG_DSETS, CFG_DLINE, CFG_DSETSZ,
CFG_DLOCK, CFG_DSNOOP, CFG_ILRAMEN, CFG_ILRAMSZ, CFG_ILRAMADDR, CFG_DLRAMEN,
CFG_DLRAMSZ, CFG_DLRAMADDR, CFG_MMUEN, CFG_ITLBNUM, CFG_DTLBNUM, CFG_TLB_TYPE, CFG_TLB_REP,
CFG_LDDEL, disas, CFG_ITBSZ, CFG_PWD, CFG_SVT, CFG_RSTADDR, CFG_NCPU-1)
port map (clkm, rstn, ahbmi, ahbmo(i), ahbsi, ahbso,
irqi(i), irqo(i), dbgi(i), dbgo(i));
end generate;
errorn_pad : outpad generic map (tech => padtech) port map (errorn, dbgo(0).error);
dsugen : if CFG_DSU = 1 generate
dsu0 : dsu3 -- LEON3 Debug Support Unit
generic map (hindex => 2, haddr => 16#900#, hmask => 16#F00#,
ncpu => CFG_NCPU, tbits => 30, tech => memtech, irq => 0, kbytes => CFG_ATBSZ)
port map (rstn, clkm, ahbmi, ahbsi, ahbso(2), dbgo, dbgi, dsui, dsuo);
-- dsuen_pad : inpad generic map (tech => padtech) port map (dsuen, dsui.enable);
dsui.enable <= '1';
dsubre_pad : inpad generic map (tech => padtech) port map (dsubre, dsui.break);
dsuact_pad : outpad generic map (tech => padtech) port map (dsuact, dsuo.active);
end generate;
end generate;
nodsu : if CFG_DSU = 0 generate
ahbso(2) <= ahbs_none; dsuo.tstop <= '0'; dsuo.active <= '0';
end generate;
irqctrl : if CFG_IRQ3_ENABLE /= 0 generate
irqctrl0 : irqmp -- interrupt controller
generic map (pindex => 2, paddr => 2, ncpu => CFG_NCPU)
port map (rstn, clkm, apbi, apbo(2), irqo, irqi);
end generate;
irq3 : if CFG_IRQ3_ENABLE = 0 generate
x : for i in 0 to CFG_NCPU-1 generate
irqi(i).irl <= "0000";
end generate;
apbo(2) <= apb_none;
end generate;
----------------------------------------------------------------------
--- Memory controllers ---------------------------------------------
----------------------------------------------------------------------
memctrlr : mctrl generic map (hindex => 0,pindex => 0, paddr => 0)
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 => 19, tech => padtech)
port map (address, memo.address(20 downto 2));
SSRAM_0:entity ssram_plugin
generic map (tech => padtech)
port map
(lclk2x,memo,SSRAM_CLK,nBWa,nBWb,nBWc,nBWd,nBWE,nADSC,nADSP,nADV,nGW,nCE1,CE2,nCE3,nOE,MODE,ZZ);
----------------------------------------------------------------------
--- 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 -- Debug UART
generic map (hindex => CFG_NCPU, pindex => 7, paddr => 7)
port map (rstn, clkm, ahbuarti, ahbuarto, apbi, apbo(7), ahbmi, ahbmo(CFG_NCPU));
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(7) <= 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';
-- led(4) <= gpto.wdog;
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), ahbuarti, apbuarto);
apbuarti.rxd <= urxd1; apbuarti.extclk <= '0'; utxd1 <= apbuarto.txd;
apbuarti.ctsn <= '0'; --rtsn1 <= apbuarto.rtsn;
-- led(0) <= not apbuarti.rxd; led(1) <= not apbuarto.txd;
end generate;
noua0 : if CFG_UART1_ENABLE = 0 generate apbo(1) <= apb_none; end generate;
----------------------------------------------------------------------
--- GPIO -----------------------------------------------------------
----------------------------------------------------------------------
gpio0 : if CFG_GRGPIO_ENABLE /= 0 generate -- GR GPIO unit
grgpio0: grgpio
generic map( pindex => 11, paddr => 11, imask => CFG_GRGPIO_IMASK, nbits => 7)
port map( rstn, clkm, apbi, apbo(11), gpioi, gpioo);
pio_pads : for i in 0 to 6 generate
pio_pad : iopad generic map (tech => padtech)
port map (gpio(i), gpioo.dout(i), gpioo.oen(i), gpioi.din(i));
end generate;
end generate;
end Behavioral;