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https://opencores.org/ocsvn/wb_builder/wb_builder/trunk
Subversion Repositories wb_builder
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/wb_builder/tags/arelease/rtl/vhdl
- from Rev 3 to Rev 17
- ↔ Reverse comparison
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/make.bat
0,0 → 1,?rev2len?
perl ..\..\generator\wishbone.pl wishbone.defines |
make.bat
Property changes :
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Index: wb.vhd
===================================================================
--- wb.vhd (nonexistent)
+++ wb.vhd (revision 17)
@@ -0,0 +1,384 @@
+-- Generated by PERL program wishbone.pl. Do not edit this file.
+--
+-- For defines see wishbone.defines
+--
+-- Generated Fri Apr 30 16:20:22 2004
+--
+-- Wishbone masters:
+-- or32_i
+-- or32_d
+--
+-- Wishbone slaves:
+-- uart
+-- baseadr 0x90000000 - size 0x00100000
+-- bootRAM
+-- baseadr 0x00000000 - size 0x00100000
+-----------------------------------------------------------------------------------------
+library IEEE;
+use IEEE.std_logic_1164.all;
+
+package intercon_package is
+
+type or32_i_wbm_i_type is record
+ dat_i : std_logic_vector(31 downto 0);
+ err_i : std_logic;
+ rty_i : std_logic;
+ ack_i : std_logic;
+end record;
+type or32_i_wbm_o_type is record
+ sel_o : std_logic_vector(3 downto 0);
+ adr_o : std_logic_vector(31 downto 0);
+ bte_o : std_logic_vector(1 downto 0);
+ cti_o : std_logic_vector(2 downto 0);
+ cyc_o : std_logic;
+ stb_o : std_logic;
+end record;
+
+type or32_d_wbm_i_type is record
+ dat_i : std_logic_vector(31 downto 0);
+ err_i : std_logic;
+ rty_i : std_logic;
+ ack_i : std_logic;
+end record;
+type or32_d_wbm_o_type is record
+ dat_o : std_logic_vector(31 downto 0);
+ we_o : std_logic;
+ sel_o : std_logic_vector(3 downto 0);
+ adr_o : std_logic_vector(31 downto 0);
+ bte_o : std_logic_vector(1 downto 0);
+ cti_o : std_logic_vector(2 downto 0);
+ cyc_o : std_logic;
+ stb_o : std_logic;
+end record;
+
+type uart_wbs_i_type is record
+ dat_i : std_logic_vector(31 downto 0);
+ we_i : std_logic;
+ sel_i : std_logic_vector(3 downto 0);
+ adr_i : std_logic_vector(4 downto 0);
+ cyc_i : std_logic;
+ stb_i : std_logic;
+end record;
+type uart_wbs_o_type is record
+ dat_o : std_logic_vector(31 downto 0);
+ ack_o : std_logic;
+end record;
+type bootRAM_wbs_i_type is record
+ dat_i : std_logic_vector(31 downto 0);
+ we_i : std_logic;
+ sel_i : std_logic_vector(3 downto 0);
+ adr_i : std_logic_vector(11 downto 2);
+ cyc_i : std_logic;
+ stb_i : std_logic;
+end record;
+type bootRAM_wbs_o_type is record
+ dat_o : std_logic_vector(31 downto 0);
+ ack_o : std_logic;
+end record;
+
+function "and" (
+ l : std_logic_vector;
+ r : std_logic)
+return std_logic_vector;
+end intercon_package;
+package body intercon_package is
+
+function "and" (
+ l : std_logic_vector;
+ r : std_logic)
+return std_logic_vector is
+ variable result : std_logic_vector(l'range);
+begin -- "and"
+ for i in l'range loop
+ result(i) := l(i) and r;
+end loop; -- i
+return result;
+end "and";
+end intercon_package;
+library IEEE;
+use IEEE.std_logic_1164.all;
+
+entity trafic_supervision is
+
+ generic (
+ priority : integer;
+ tot_priority : integer);
+
+ port (
+ bg : in std_logic; -- bus grant
+ ce : in std_logic; -- clock enable
+ trafic_limit : out std_logic;
+ clk : in std_logic;
+ reset : in std_logic);
+
+end trafic_supervision;
+
+architecture rtl of trafic_supervision is
+
+ signal shreg : std_logic_vector(tot_priority-1 downto 0);
+ signal cntr : integer range 0 to tot_priority;
+
+begin -- rtl
+
+ -- purpose: holds information of usage of latest cycles
+ -- type : sequential
+ -- inputs : clk, reset, ce, bg
+ -- outputs: shreg('left)
+ sh_reg: process (clk,reset)
+ begin -- process shreg
+ if reset = '1' then -- asynchronous reset (active hi)
+ shreg <= (others=>'0');
+ elsif clk'event and clk = '1' then -- rising clock edge
+ if ce='1' then
+ shreg <= shreg(tot_priority-2 downto 0) & bg;
+ end if;
+ end if;
+ end process sh_reg;
+
+ -- purpose: keeps track of used cycles
+ -- type : sequential
+ -- inputs : clk, reset, shreg('left), bg, ce
+ -- outputs: trafic_limit
+ counter: process (clk, reset)
+ begin -- process counter
+ if reset = '1' then -- asynchronous reset (active hi)
+ cntr <= 0;
+ trafic_limit <= '0';
+ elsif clk'event and clk = '1' then -- rising clock edge
+ if ce='1' then
+ if bg='1' and shreg(tot_priority-1)='0' then
+ cntr <= cntr + 1;
+ if cntr=priority-1 then
+ trafic_limit <= '1';
+ end if;
+ elsif bg='0' and shreg(tot_priority-1)='1' then
+ cntr <= cntr - 1;
+ if cntr=priority then
+ trafic_limit <= '0';
+ end if;
+ end if;
+ end if;
+ end if;
+ end process counter;
+
+end rtl;
+
+library IEEE;
+use IEEE.std_logic_1164.all;
+use work.intercon_package.all;
+
+entity intercon is
+ port (
+ -- wishbone master port(s)
+ -- or32_i
+ or32_i_wbm_i : out or32_i_wbm_i_type;
+ or32_i_wbm_o : in or32_i_wbm_o_type;
+ -- or32_d
+ or32_d_wbm_i : out or32_d_wbm_i_type;
+ or32_d_wbm_o : in or32_d_wbm_o_type;
+ -- wishbone slave port(s)
+ -- uart
+ uart_wbs_i : out uart_wbs_i_type;
+ uart_wbs_o : in uart_wbs_o_type;
+ -- bootRAM
+ bootRAM_wbs_i : out bootRAM_wbs_i_type;
+ bootRAM_wbs_o : in bootRAM_wbs_o_type;
+ -- clock and reset
+ clk : in std_logic;
+ reset : in std_logic);
+end intercon;
+architecture rtl of intercon is
+ signal or32_i_dat_i : std_logic_vector(31 downto 0);
+ signal or32_i_ack_i : std_logic;
+ signal or32_i_err_i : std_logic;
+ signal or32_i_rty_i : std_logic;
+ signal or32_i_sel_o : std_logic_vector(3 downto 0);
+ signal or32_i_adr_o : std_logic_vector(31 downto 0);
+ signal or32_i_bte_o : std_logic_vector(1 downto 0);
+ signal or32_i_cti_o : std_logic_vector(2 downto 0);
+ signal or32_i_cyc_o : std_logic;
+ signal or32_i_stb_o : std_logic;
+ signal or32_d_dat_i : std_logic_vector(31 downto 0);
+ signal or32_d_ack_i : std_logic;
+ signal or32_d_err_i : std_logic;
+ signal or32_d_rty_i : std_logic;
+ signal or32_d_dat_o : std_logic_vector(31 downto 0);
+ signal or32_d_we_o : std_logic;
+ signal or32_d_sel_o : std_logic_vector(3 downto 0);
+ signal or32_d_adr_o : std_logic_vector(31 downto 0);
+ signal or32_d_bte_o : std_logic_vector(1 downto 0);
+ signal or32_d_cti_o : std_logic_vector(2 downto 0);
+ signal or32_d_cyc_o : std_logic;
+ signal or32_d_stb_o : std_logic;
+ signal uart_dat_o : std_logic_vector(31 downto 0);
+ signal uart_ack_o : std_logic;
+ signal uart_dat_i : std_logic_vector(31 downto 0);
+ signal uart_we_i : std_logic;
+ signal uart_sel_i : std_logic_vector(3 downto 0);
+ signal uart_adr_i : std_logic_vector(4 downto 0);
+ signal uart_cyc_i : std_logic;
+ signal uart_stb_i : std_logic;
+ signal bootRAM_dat_o : std_logic_vector(31 downto 0);
+ signal bootRAM_ack_o : std_logic;
+ signal bootRAM_dat_i : std_logic_vector(31 downto 0);
+ signal bootRAM_we_i : std_logic;
+ signal bootRAM_sel_i : std_logic_vector(3 downto 0);
+ signal bootRAM_adr_i : std_logic_vector(11 downto 2);
+ signal bootRAM_cyc_i : std_logic;
+ signal bootRAM_stb_i : std_logic;
+ signal or32_i_bootRAM_ss : std_logic; -- slave select
+ signal or32_i_bootRAM_bg : std_logic; -- bus grant
+ signal or32_d_uart_ss : std_logic; -- slave select
+ signal or32_d_uart_bg : std_logic; -- bus grant
+ signal or32_d_bootRAM_ss : std_logic; -- slave select
+ signal or32_d_bootRAM_bg : std_logic; -- bus grant
+begin -- rtl
+or32_d_uart_bg <= or32_d_uart_ss and or32_d_cyc_o;
+arbiter_bootRAM : block
+ signal or32_i_bg, or32_i_bg_1, or32_i_bg_2, or32_i_bg_q : std_logic;
+ signal or32_i_trafic_limit : std_logic;
+ signal or32_d_bg, or32_d_bg_1, or32_d_bg_2, or32_d_bg_q : std_logic;
+ signal or32_d_trafic_limit : std_logic;
+ signal ce, idle, ack : std_logic;
+begin
+ack <= bootRAM_ack_o;
+
+trafic_supervision_1 : entity work.trafic_supervision
+generic map(
+ priority => 3,
+ tot_priority => 4)
+port map(
+ bg => or32_i_bootRAM_bg,
+ ce => ce,
+ trafic_limit => or32_i_trafic_limit,
+ clk => clk,
+ reset => reset);
+
+trafic_supervision_2 : entity work.trafic_supervision
+generic map(
+ priority => 1,
+ tot_priority => 4)
+port map(
+ bg => or32_d_bootRAM_bg,
+ ce => ce,
+ trafic_limit => or32_d_trafic_limit,
+ clk => clk,
+ reset => reset);
+
+process(clk,reset)
+begin
+if reset='1' then
+ or32_i_bg_q <= '0';
+elsif clk'event and clk='1' then
+if or32_i_bg_q='0' then
+ or32_i_bg_q <= or32_i_bg;
+elsif ack='1' and (or32_i_cti_o="000" or or32_i_cti_o="111") then
+ or32_i_bg_q <= '0';
+end if;
+end if;
+end process;
+
+process(clk,reset)
+begin
+if reset='1' then
+ or32_d_bg_q <= '0';
+elsif clk'event and clk='1' then
+if or32_d_bg_q='0' then
+ or32_d_bg_q <= or32_d_bg;
+elsif ack='1' and (or32_d_cti_o="000" or or32_d_cti_o="111") then
+ or32_d_bg_q <= '0';
+end if;
+end if;
+end process;
+
+idle <= '1' when or32_i_bg_q='0' and or32_d_bg_q='0' else '0';
+or32_i_bg_1 <= '1' when idle='1' and or32_i_cyc_o='1' and or32_i_bootRAM_ss='1' and or32_i_trafic_limit='0' else '0';
+or32_d_bg_1 <= '1' when idle='1' and or32_i_bg_1='0' and or32_d_cyc_o='1' and or32_d_bootRAM_ss='1' and or32_d_trafic_limit='0' else '0';
+or32_i_bg_2 <= '1' when idle='1' and or32_d_bg_1='0' and or32_i_cyc_o='1' and or32_i_bootRAM_ss='1' else '0';
+or32_d_bg_2 <= '1' when idle='1' and or32_i_bg_2='0' and or32_d_cyc_o='1' and or32_d_bootRAM_ss='1' else '0';
+or32_i_bg <= or32_i_bg_q or or32_i_bg_1 or or32_i_bg_2;
+or32_d_bg <= or32_d_bg_q or or32_d_bg_1 or or32_d_bg_2;
+ce <= (or32_i_cyc_o and or32_i_bootRAM_ss) or (or32_d_cyc_o and or32_d_bootRAM_ss) when idle='1' else '0';
+or32_i_bootRAM_bg <= or32_i_bg;
+or32_d_bootRAM_bg <= or32_d_bg;
+end block arbiter_bootRAM;
+decoder:block
+begin
+or32_i_bootRAM_ss <= '1' when or32_i_adr_o(31 downto 20)="000000000000" else
+'0';
+or32_d_uart_ss <= '1' when or32_d_adr_o(31 downto 20)="100100000000" else
+'0';
+or32_d_bootRAM_ss <= '1' when or32_d_adr_o(31 downto 20)="000000000000" else
+'0';
+uart_adr_i <= or32_d_adr_o(4 downto 0);
+bootRAM_adr_i <= (or32_i_adr_o(11 downto 2) and or32_i_bootRAM_bg) or (or32_d_adr_o(11 downto 2) and or32_d_bootRAM_bg);
+end block decoder;
+
+-- cyc_i(s)
+uart_cyc_i <= (or32_d_cyc_o and or32_d_uart_bg);
+bootRAM_cyc_i <= (or32_i_cyc_o and or32_i_bootRAM_bg) or (or32_d_cyc_o and or32_d_bootRAM_bg);
+-- stb_i(s)
+uart_stb_i <= (or32_d_stb_o and or32_d_uart_bg);
+bootRAM_stb_i <= (or32_i_stb_o and or32_i_bootRAM_bg) or (or32_d_stb_o and or32_d_bootRAM_bg);
+-- we_i(s)
+uart_we_i <= (or32_d_we_o and or32_d_uart_bg);
+bootRAM_we_i <= (or32_d_we_o and or32_d_bootRAM_bg);
+-- ack_i(s)
+or32_i_ack_i <= (bootRAM_ack_o and or32_i_bootRAM_bg);
+or32_d_ack_i <= (uart_ack_o and or32_d_uart_bg) or (bootRAM_ack_o and or32_d_bootRAM_bg);
+-- rty_i(s)
+or32_i_rty_i <= '0';
+or32_d_rty_i <= '0';
+-- err_i(s)
+or32_i_err_i <= '0';
+or32_d_err_i <= '0';
+-- sel_i(s)
+uart_sel_i <= (or32_d_sel_o and or32_d_uart_bg);
+bootRAM_sel_i <= (or32_i_sel_o and or32_i_bootRAM_bg) or (or32_d_sel_o and or32_d_bootRAM_bg);
+-- slave dat_i(s)
+uart_dat_i <= or32_d_dat_o;
+bootRAM_dat_i <= or32_d_dat_o;
+-- master dat_i(s)
+or32_i_dat_i <= bootRAM_dat_o;
+or32_d_dat_i <= (uart_dat_o and or32_d_uart_bg) or (bootRAM_dat_o and or32_d_bootRAM_bg);
+-- tgc_i
+-- tga_i
+or32_i_wbm_i.dat_i <= or32_i_dat_i;
+or32_i_wbm_i.ack_i <= or32_i_ack_i ;
+or32_i_wbm_i.err_i <= or32_i_err_i;
+or32_i_wbm_i.rty_i <= or32_i_rty_i;
+or32_i_sel_o <= or32_i_wbm_o.sel_o;
+or32_i_adr_o <= or32_i_wbm_o.adr_o;
+or32_i_cti_o <= or32_i_wbm_o.cti_o;
+or32_i_bte_o <= or32_i_wbm_o.bte_o;
+or32_i_cyc_o <= or32_i_wbm_o.cyc_o;
+or32_i_stb_o <= or32_i_wbm_o.stb_o;
+or32_d_wbm_i.dat_i <= or32_d_dat_i;
+or32_d_wbm_i.ack_i <= or32_d_ack_i ;
+or32_d_wbm_i.err_i <= or32_d_err_i;
+or32_d_wbm_i.rty_i <= or32_d_rty_i;
+or32_d_dat_o <= or32_d_wbm_o.dat_o;
+or32_d_we_o <= or32_d_wbm_o.we_o;
+or32_d_sel_o <= or32_d_wbm_o.sel_o;
+or32_d_adr_o <= or32_d_wbm_o.adr_o;
+or32_d_cti_o <= or32_d_wbm_o.cti_o;
+or32_d_bte_o <= or32_d_wbm_o.bte_o;
+or32_d_cyc_o <= or32_d_wbm_o.cyc_o;
+or32_d_stb_o <= or32_d_wbm_o.stb_o;
+uart_dat_o <= uart_wbs_o.dat_o;
+uart_ack_o <= uart_wbs_o.ack_o;
+uart_wbs_i.dat_i <= uart_dat_i;
+uart_wbs_i.we_i <= uart_we_i;
+uart_wbs_i.sel_i <= uart_sel_i;
+uart_wbs_i.adr_i <= uart_adr_i;
+uart_wbs_i.cyc_i <= uart_cyc_i;
+uart_wbs_i.stb_i <= uart_stb_i;
+bootRAM_dat_o <= bootRAM_wbs_o.dat_o;
+bootRAM_ack_o <= bootRAM_wbs_o.ack_o;
+bootRAM_wbs_i.dat_i <= bootRAM_dat_i;
+bootRAM_wbs_i.we_i <= bootRAM_we_i;
+bootRAM_wbs_i.sel_i <= bootRAM_sel_i;
+bootRAM_wbs_i.adr_i <= bootRAM_adr_i;
+bootRAM_wbs_i.cyc_i <= bootRAM_cyc_i;
+bootRAM_wbs_i.stb_i <= bootRAM_stb_i;
+end rtl;
\ No newline at end of file
Index: wishbone.defines
===================================================================
--- wishbone.defines (nonexistent)
+++ wishbone.defines (revision 17)
@@ -0,0 +1,82 @@
+# Generated by PERL program wishbone.pl.
+# File used as input for wishbone arbiter generation
+# Generated Fri Apr 30 16:20:22 2004
+
+filename=wb
+intercon=intercon
+syscon=syscon
+target=altera
+hdl=vhdl
+signal_groups=1
+tga_bits=2
+tgc_bits=3
+tgd_bits=0
+rename_tga=bte
+rename_tgc=cti
+rename_tgd=tgd
+classic=000
+endofburst=111
+dat_size=32
+adr_size=32
+mux_type=andor
+interconnect=crossbarswitch
+
+master or32_i
+ type=ro
+ lock_o=0
+ tga_o=1
+ tgc_o=1
+ tgd_o=0
+ err_i=1
+ rty_i=1
+ priority_uart=0
+ priority_bootRAM=3
+end master or32_i
+
+master or32_d
+ type=rw
+ lock_o=0
+ tga_o=1
+ tgc_o=1
+ tgd_o=0
+ err_i=1
+ rty_i=1
+ priority_uart=1
+ priority_bootRAM=1
+end master or32_d
+
+slave uart
+ type=rw
+ adr_i_hi=4
+ adr_i_lo=0
+ tga_i=0
+ tgc_i=0
+ tgd_i=0
+ lock_i=0
+ err_o=0
+ rty_o=0
+ baseadr=0x90000000
+ size=0x00100000
+ baseadr1=0x00000000
+ size1=0xffffffff
+ baseadr2=0x00000000
+ size2=0xffffffff
+end slave uart
+
+slave bootRAM
+ type=rw
+ adr_i_hi=11
+ adr_i_lo=2
+ tga_i=0
+ tgc_i=0
+ tgd_i=0
+ lock_i=0
+ err_o=0
+ rty_o=0
+ baseadr=0x00000000
+ size=0x00100000
+ baseadr1=0x00000000
+ size1=0xffffffff
+ baseadr2=0x00000000
+ size2=0xffffffff
+end slave bootRAM
Index: readme.txt
===================================================================
--- readme.txt (nonexistent)
+++ readme.txt (revision 17)
@@ -0,0 +1,3 @@
+The file wb.vhd is generated with wishbone script. Input read from wishbone.defines.
+
+In windows make.bat generates system.