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mirror of https://github.com/Gehstock/Mist_FPGA.git synced 2026-02-01 14:21:59 +00:00

Konami Classic: unbreak and several fixes (clocking, blanking, sound)

This commit is contained in:
Gyorgy Szombathelyi
2020-01-23 23:45:23 +01:00
parent b6a4bd3c24
commit 8127493687
43 changed files with 1785 additions and 12259 deletions

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@@ -41,30 +41,9 @@
# ========================
set_global_assignment -name ORIGINAL_QUARTUS_VERSION 15.1.0
set_global_assignment -name PROJECT_CREATION_TIME_DATE "17:45:13 JUNE 17,2016"
set_global_assignment -name LAST_QUARTUS_VERSION 13.1
set_global_assignment -name LAST_QUARTUS_VERSION "13.1 SP4.26"
set_global_assignment -name PROJECT_OUTPUT_DIRECTORY output_files
set_global_assignment -name PRE_FLOW_SCRIPT_FILE "quartus_sh:rtl/build_id.tcl"
set_global_assignment -name SYSTEMVERILOG_FILE rtl/pooyan_mist.sv
set_global_assignment -name VHDL_FILE rtl/pooyan.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VHDL_FILE rtl/pooyan_sound_board.vhd
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_grphx2.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_grphx1.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_palette.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_grphx2.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_grphx1.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80se.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Reg.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Pack.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_MCode.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_ALU.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80.vhd
# Pin & Location Assignments
# ==========================
@@ -136,6 +115,40 @@ set_location_assignment PIN_66 -to SDRAM_nWE
set_location_assignment PIN_59 -to SDRAM_nCS
set_location_assignment PIN_33 -to SDRAM_CKE
set_location_assignment PIN_43 -to SDRAM_CLK
set_location_assignment PLL_1 -to "pll:pll|altpll:altpll_component"
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_A[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[0]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[1]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQMH
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQML
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nRAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nWE
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCS
set_instance_assignment -name FAST_OUTPUT_ENABLE_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_INPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_A[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_BA[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQML
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQMH
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nRAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nWE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CKE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CLK
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_R[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_G[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_B[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_HS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_VS
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_L
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_R
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to SPI_DO
# Classic Timing Assignments
# ==========================
@@ -198,9 +211,9 @@ set_global_assignment -name OUTPUT_IO_TIMING_NEAR_END_VMEAS "HALF VCCIO" -rise
# Incremental Compilation Assignments
# ===================================
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
# end DESIGN_PARTITION(Top)
# -------------------------
@@ -208,5 +221,22 @@ set_global_assignment -name OUTPUT_IO_TIMING_NEAR_END_VMEAS "HALF VCCIO" -rise
# end ENTITY(pooyan_mist)
# -----------------------
set_location_assignment PIN_127 -to SPI_SS2
set_global_assignment -name SYSTEMVERILOG_FILE rtl/pooyan_mist.sv
set_global_assignment -name VHDL_FILE rtl/pooyan.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_grphx2.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_grphx1.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_palette.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_grphx2.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_grphx1.vhd
set_global_assignment -name VHDL_FILE rtl/rom/pooyan_char_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/pooyan_sound_board.vhd
set_global_assignment -name SYSTEMVERILOG_FILE rtl/sdram.sv
set_global_assignment -name QIP_FILE ../../../common/CPU/T80/T80.qip
set_global_assignment -name QIP_FILE ../../../common/mist/mist.qip
set_instance_assignment -name PARTITION_HIERARCHY root_partition -to | -section_id Top

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@@ -0,0 +1,138 @@
## Generated SDC file "vectrex_MiST.out.sdc"
## Copyright (C) 1991-2013 Altera Corporation
## Your use of Altera Corporation's design tools, logic functions
## and other software and tools, and its AMPP partner logic
## functions, and any output files from any of the foregoing
## (including device programming or simulation files), and any
## associated documentation or information are expressly subject
## to the terms and conditions of the Altera Program License
## Subscription Agreement, Altera MegaCore Function License
## Agreement, or other applicable license agreement, including,
## without limitation, that your use is for the sole purpose of
## programming logic devices manufactured by Altera and sold by
## Altera or its authorized distributors. Please refer to the
## applicable agreement for further details.
## VENDOR "Altera"
## PROGRAM "Quartus II"
## VERSION "Version 13.1.0 Build 162 10/23/2013 SJ Web Edition"
## DATE "Sun Jun 24 12:53:00 2018"
##
## DEVICE "EP3C25E144C8"
##
# Clock constraints
# Automatically constrain PLL and other generated clocks
derive_pll_clocks -create_base_clocks
# Automatically calculate clock uncertainty to jitter and other effects.
derive_clock_uncertainty
# tsu/th constraints
# tco constraints
# tpd constraints
#**************************************************************
# Time Information
#**************************************************************
set_time_format -unit ns -decimal_places 3
#**************************************************************
# Create Clock
#**************************************************************
create_clock -name {SPI_SCK} -period 41.666 -waveform { 20.8 41.666 } [get_ports {SPI_SCK}]
set sys_clk "pll|altpll_component|auto_generated|pll1|clk[1]"
set sdram_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
set snd_clk "pll|altpll_component|auto_generated|pll1|clk[2]"
set vid_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
#**************************************************************
# Create Generated Clock
#**************************************************************
#**************************************************************
# Set Clock Latency
#**************************************************************
#**************************************************************
# Set Clock Uncertainty
#**************************************************************
#**************************************************************
# Set Input Delay
#**************************************************************
set_input_delay -add_delay -clock_fall -clock [get_clocks {CLOCK_27}] 1.000 [get_ports {CLOCK_27}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {CONF_DATA0}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DI}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SCK}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS2}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS3}]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 6.6 [get_ports SDRAM_DQ[*]]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min 3.5 [get_ports SDRAM_DQ[*]]
#**************************************************************
# Set Output Delay
#**************************************************************
set_output_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DO}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_L}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_R}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $sys_clk] 1.000 [get_ports {LED}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $vid_clk] 1.000 [get_ports {VGA_*}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 1.5 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min -0.8 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
#**************************************************************
# Set Clock Groups
#**************************************************************
set_clock_groups -asynchronous -group [get_clocks {SPI_SCK}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[*]}]
# audio-main cpu clocks are asynchronous
set_clock_groups -asynchronous -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[3]}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[2]}]
#**************************************************************
# Set False Path
#**************************************************************
#**************************************************************
# Set Multicycle Path
#**************************************************************
set_multicycle_path -to {VGA_*[*]} -setup 2
set_multicycle_path -to {VGA_*[*]} -hold 1
#**************************************************************
# Set Maximum Delay
#**************************************************************
#**************************************************************
# Set Minimum Delay
#**************************************************************
#**************************************************************
# Set Input Transition
#**************************************************************

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@@ -1 +0,0 @@
{ "" "" "" "*" { } { } 0 10492 "" 0 0 "Quartus II" 0 -1 0 ""}

File diff suppressed because it is too large Load Diff

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@@ -1,351 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0247
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0214 : Fixed mostly flags, only the block instructions now fail the zex regression test
--
-- 0238 : Fixed zero flag for 16 bit SBC and ADC
--
-- 0240 : Added GB operations
--
-- 0242 : Cleanup
--
-- 0247 : Cleanup
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_ALU is
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end T80_ALU;
architecture rtl of T80_ALU is
procedure AddSub(A : std_logic_vector;
B : std_logic_vector;
Sub : std_logic;
Carry_In : std_logic;
signal Res : out std_logic_vector;
signal Carry : out std_logic) is
variable B_i : unsigned(A'length - 1 downto 0);
variable Res_i : unsigned(A'length + 1 downto 0);
begin
if Sub = '1' then
B_i := not unsigned(B);
else
B_i := unsigned(B);
end if;
Res_i := unsigned("0" & A & Carry_In) + unsigned("0" & B_i & "1");
Carry <= Res_i(A'length + 1);
Res <= std_logic_vector(Res_i(A'length downto 1));
end;
-- AddSub variables (temporary signals)
signal UseCarry : std_logic;
signal Carry7_v : std_logic;
signal Overflow_v : std_logic;
signal HalfCarry_v : std_logic;
signal Carry_v : std_logic;
signal Q_v : std_logic_vector(7 downto 0);
signal BitMask : std_logic_vector(7 downto 0);
begin
with IR(5 downto 3) select BitMask <= "00000001" when "000",
"00000010" when "001",
"00000100" when "010",
"00001000" when "011",
"00010000" when "100",
"00100000" when "101",
"01000000" when "110",
"10000000" when others;
UseCarry <= not ALU_Op(2) and ALU_Op(0);
AddSub(BusA(3 downto 0), BusB(3 downto 0), ALU_Op(1), ALU_Op(1) xor (UseCarry and F_In(Flag_C)), Q_v(3 downto 0), HalfCarry_v);
AddSub(BusA(6 downto 4), BusB(6 downto 4), ALU_Op(1), HalfCarry_v, Q_v(6 downto 4), Carry7_v);
AddSub(BusA(7 downto 7), BusB(7 downto 7), ALU_Op(1), Carry7_v, Q_v(7 downto 7), Carry_v);
OverFlow_v <= Carry_v xor Carry7_v;
process (Arith16, ALU_OP, F_In, BusA, BusB, IR, Q_v, Carry_v, HalfCarry_v, OverFlow_v, BitMask, ISet, Z16)
variable Q_t : std_logic_vector(7 downto 0);
variable DAA_Q : unsigned(8 downto 0);
begin
Q_t := "--------";
F_Out <= F_In;
DAA_Q := "---------";
case ALU_Op is
when "0000" | "0001" | "0010" | "0011" | "0100" | "0101" | "0110" | "0111" =>
F_Out(Flag_N) <= '0';
F_Out(Flag_C) <= '0';
case ALU_OP(2 downto 0) is
when "000" | "001" => -- ADD, ADC
Q_t := Q_v;
F_Out(Flag_C) <= Carry_v;
F_Out(Flag_H) <= HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "010" | "011" | "111" => -- SUB, SBC, CP
Q_t := Q_v;
F_Out(Flag_N) <= '1';
F_Out(Flag_C) <= not Carry_v;
F_Out(Flag_H) <= not HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "100" => -- AND
Q_t(7 downto 0) := BusA and BusB;
F_Out(Flag_H) <= '1';
when "101" => -- XOR
Q_t(7 downto 0) := BusA xor BusB;
F_Out(Flag_H) <= '0';
when others => -- OR "110"
Q_t(7 downto 0) := BusA or BusB;
F_Out(Flag_H) <= '0';
end case;
if ALU_Op(2 downto 0) = "111" then -- CP
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
else
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
end if;
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
if Z16 = '1' then
F_Out(Flag_Z) <= F_In(Flag_Z); -- 16 bit ADC,SBC
end if;
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
case ALU_Op(2 downto 0) is
when "000" | "001" | "010" | "011" | "111" => -- ADD, ADC, SUB, SBC, CP
when others =>
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
end case;
if Arith16 = '1' then
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
F_Out(Flag_P) <= F_In(Flag_P);
end if;
when "1100" =>
-- DAA
F_Out(Flag_H) <= F_In(Flag_H);
F_Out(Flag_C) <= F_In(Flag_C);
DAA_Q(7 downto 0) := unsigned(BusA);
DAA_Q(8) := '0';
if F_In(Flag_N) = '0' then
-- After addition
-- Alow > 9 or H = 1
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if (DAA_Q(3 downto 0) > 9) then
F_Out(Flag_H) <= '1';
else
F_Out(Flag_H) <= '0';
end if;
DAA_Q := DAA_Q + 6;
end if;
-- new Ahigh > 9 or C = 1
if DAA_Q(8 downto 4) > 9 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q + 96; -- 0x60
end if;
else
-- After subtraction
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if DAA_Q(3 downto 0) > 5 then
F_Out(Flag_H) <= '0';
end if;
DAA_Q(7 downto 0) := DAA_Q(7 downto 0) - 6;
end if;
if unsigned(BusA) > 153 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q - 352; -- 0x160
end if;
end if;
F_Out(Flag_X) <= DAA_Q(3);
F_Out(Flag_Y) <= DAA_Q(5);
F_Out(Flag_C) <= F_In(Flag_C) or DAA_Q(8);
Q_t := std_logic_vector(DAA_Q(7 downto 0));
if DAA_Q(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= DAA_Q(7);
F_Out(Flag_P) <= not (DAA_Q(0) xor DAA_Q(1) xor DAA_Q(2) xor DAA_Q(3) xor
DAA_Q(4) xor DAA_Q(5) xor DAA_Q(6) xor DAA_Q(7));
when "1101" | "1110" =>
-- RLD, RRD
Q_t(7 downto 4) := BusA(7 downto 4);
if ALU_Op(0) = '1' then
Q_t(3 downto 0) := BusB(7 downto 4);
else
Q_t(3 downto 0) := BusB(3 downto 0);
end if;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
when "1001" =>
-- BIT
Q_t(7 downto 0) := BusB and BitMask;
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
F_Out(Flag_P) <= '1';
else
F_Out(Flag_Z) <= '0';
F_Out(Flag_P) <= '0';
end if;
F_Out(Flag_H) <= '1';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= '0';
F_Out(Flag_Y) <= '0';
if IR(2 downto 0) /= "110" then
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
end if;
when "1010" =>
-- SET
Q_t(7 downto 0) := BusB or BitMask;
when "1011" =>
-- RES
Q_t(7 downto 0) := BusB and not BitMask;
when "1000" =>
-- ROT
case IR(5 downto 3) is
when "000" => -- RLC
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := BusA(7);
F_Out(Flag_C) <= BusA(7);
when "010" => -- RL
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(7);
when "001" => -- RRC
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(0);
F_Out(Flag_C) <= BusA(0);
when "011" => -- RR
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(0);
when "100" => -- SLA
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '0';
F_Out(Flag_C) <= BusA(7);
when "110" => -- SLL (Undocumented) / SWAP
if Mode = 3 then
Q_t(7 downto 4) := BusA(3 downto 0);
Q_t(3 downto 0) := BusA(7 downto 4);
F_Out(Flag_C) <= '0';
else
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '1';
F_Out(Flag_C) <= BusA(7);
end if;
when "101" => -- SRA
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(7);
F_Out(Flag_C) <= BusA(0);
when others => -- SRL
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := '0';
F_Out(Flag_C) <= BusA(0);
end case;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
if ISet = "00" then
F_Out(Flag_P) <= F_In(Flag_P);
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
end if;
when others =>
null;
end case;
Q <= Q_t;
end process;
end;

File diff suppressed because it is too large Load Diff

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@@ -1,208 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
library IEEE;
use IEEE.std_logic_1164.all;
package T80_Pack is
component T80
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
IOWait : integer := 0; -- 1 => Single cycle I/O, 1 => Std I/O cycle
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
IORQ : out std_logic;
NoRead : out std_logic;
Write : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DInst : in std_logic_vector(7 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0);
MC : out std_logic_vector(2 downto 0);
TS : out std_logic_vector(2 downto 0);
IntCycle_n : out std_logic;
IntE : out std_logic;
Stop : out std_logic
);
end component;
component T80_Reg
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end component;
component T80_MCode
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
IR : in std_logic_vector(7 downto 0);
ISet : in std_logic_vector(1 downto 0);
MCycle : in std_logic_vector(2 downto 0);
F : in std_logic_vector(7 downto 0);
NMICycle : in std_logic;
IntCycle : in std_logic;
MCycles : out std_logic_vector(2 downto 0);
TStates : out std_logic_vector(2 downto 0);
Prefix : out std_logic_vector(1 downto 0); -- None,BC,ED,DD/FD
Inc_PC : out std_logic;
Inc_WZ : out std_logic;
IncDec_16 : out std_logic_vector(3 downto 0); -- BC,DE,HL,SP 0 is inc
Read_To_Reg : out std_logic;
Read_To_Acc : out std_logic;
Set_BusA_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI/DB,A,SP(L),SP(M),0,F
Set_BusB_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI,A,SP(L),SP(M),1,F,PC(L),PC(M),0
ALU_Op : out std_logic_vector(3 downto 0);
-- ADD, ADC, SUB, SBC, AND, XOR, OR, CP, ROT, BIT, SET, RES, DAA, RLD, RRD, None
Save_ALU : out std_logic;
PreserveC : out std_logic;
Arith16 : out std_logic;
Set_Addr_To : out std_logic_vector(2 downto 0); -- aNone,aXY,aIOA,aSP,aBC,aDE,aZI
IORQ : out std_logic;
Jump : out std_logic;
JumpE : out std_logic;
JumpXY : out std_logic;
Call : out std_logic;
RstP : out std_logic;
LDZ : out std_logic;
LDW : out std_logic;
LDSPHL : out std_logic;
Special_LD : out std_logic_vector(2 downto 0); -- A,I;A,R;I,A;R,A;None
ExchangeDH : out std_logic;
ExchangeRp : out std_logic;
ExchangeAF : out std_logic;
ExchangeRS : out std_logic;
I_DJNZ : out std_logic;
I_CPL : out std_logic;
I_CCF : out std_logic;
I_SCF : out std_logic;
I_RETN : out std_logic;
I_BT : out std_logic;
I_BC : out std_logic;
I_BTR : out std_logic;
I_RLD : out std_logic;
I_RRD : out std_logic;
I_INRC : out std_logic;
SetDI : out std_logic;
SetEI : out std_logic;
IMode : out std_logic_vector(1 downto 0);
Halt : out std_logic;
NoRead : out std_logic;
Write : out std_logic
);
end component;
component T80_ALU
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end component;
end;

View File

@@ -1,105 +0,0 @@
--
-- T80 Registers, technology independent
--
-- Version : 0244
--
-- Copyright (c) 2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t51/
--
-- Limitations :
--
-- File history :
--
-- 0242 : Initial release
--
-- 0244 : Changed to single register file
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_Reg is
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end T80_Reg;
architecture rtl of T80_Reg is
type Register_Image is array (natural range <>) of std_logic_vector(7 downto 0);
signal RegsH : Register_Image(0 to 7);
signal RegsL : Register_Image(0 to 7);
begin
process (Clk)
begin
if Clk'event and Clk = '1' then
if CEN = '1' then
if WEH = '1' then
RegsH(to_integer(unsigned(AddrA))) <= DIH;
end if;
if WEL = '1' then
RegsL(to_integer(unsigned(AddrA))) <= DIL;
end if;
end if;
end if;
end process;
DOAH <= RegsH(to_integer(unsigned(AddrA)));
DOAL <= RegsL(to_integer(unsigned(AddrA)));
DOBH <= RegsH(to_integer(unsigned(AddrB)));
DOBL <= RegsL(to_integer(unsigned(AddrB)));
DOCH <= RegsH(to_integer(unsigned(AddrC)));
DOCL <= RegsL(to_integer(unsigned(AddrC)));
end;

View File

@@ -1,184 +0,0 @@
--
-- Z80 compatible microprocessor core, synchronous top level with clock enable
-- Different timing than the original z80
-- Inputs needs to be synchronous and outputs may glitch
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0235 : First release
--
-- 0236 : Added T2Write generic
--
-- 0237 : Fixed T2Write with wait state
--
-- 0238 : Updated for T80 interface change
--
-- 0240 : Updated for T80 interface change
--
-- 0242 : Updated for T80 interface change
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
use work.T80_Pack.all;
entity T80se is
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
T2Write : integer := 0; -- 0 => WR_n active in T3, /=0 => WR_n active in T2
IOWait : integer := 1 -- 0 => Single cycle I/O, 1 => Std I/O cycle
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CLKEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
MREQ_n : out std_logic;
IORQ_n : out std_logic;
RD_n : out std_logic;
WR_n : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0)
);
end T80se;
architecture rtl of T80se is
signal IntCycle_n : std_logic;
signal NoRead : std_logic;
signal Write : std_logic;
signal IORQ : std_logic;
signal DI_Reg : std_logic_vector(7 downto 0);
signal MCycle : std_logic_vector(2 downto 0);
signal TState : std_logic_vector(2 downto 0);
begin
u0 : T80
generic map(
Mode => Mode,
IOWait => IOWait)
port map(
CEN => CLKEN,
M1_n => M1_n,
IORQ => IORQ,
NoRead => NoRead,
Write => Write,
RFSH_n => RFSH_n,
HALT_n => HALT_n,
WAIT_n => Wait_n,
INT_n => INT_n,
NMI_n => NMI_n,
RESET_n => RESET_n,
BUSRQ_n => BUSRQ_n,
BUSAK_n => BUSAK_n,
CLK_n => CLK_n,
A => A,
DInst => DI,
DI => DI_Reg,
DO => DO,
MC => MCycle,
TS => TState,
IntCycle_n => IntCycle_n);
process (RESET_n, CLK_n)
begin
if RESET_n = '0' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
DI_Reg <= "00000000";
elsif CLK_n'event and CLK_n = '1' then
if CLKEN = '1' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
if MCycle = "001" then
if TState = "001" or (TState = "010" and Wait_n = '0') then
RD_n <= not IntCycle_n;
MREQ_n <= not IntCycle_n;
IORQ_n <= IntCycle_n;
end if;
if TState = "011" then
MREQ_n <= '0';
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and NoRead = '0' and Write = '0' then
RD_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
if T2Write = 0 then
if TState = "010" and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
end if;
end if;
if TState = "010" and Wait_n = '1' then
DI_Reg <= DI;
end if;
end if;
end if;
end process;
end;

View File

@@ -14,7 +14,7 @@
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
//
// 13.1.4 Build 182 03/12/2014 SJ Web Edition
// 13.1.4 Build 182 03/12/2014 Patches 4.26 SJ Web Edition
// ************************************************************
@@ -41,31 +41,35 @@ module pll (
c0,
c1,
c2,
c3,
locked);
input inclk0;
output c0;
output c1;
output c2;
output c3;
output locked;
wire [4:0] sub_wire0;
wire sub_wire2;
wire [0:0] sub_wire7 = 1'h0;
wire [2:2] sub_wire4 = sub_wire0[2:2];
wire [0:0] sub_wire3 = sub_wire0[0:0];
wire sub_wire3;
wire [0:0] sub_wire8 = 1'h0;
wire [2:2] sub_wire5 = sub_wire0[2:2];
wire [0:0] sub_wire4 = sub_wire0[0:0];
wire [3:3] sub_wire2 = sub_wire0[3:3];
wire [1:1] sub_wire1 = sub_wire0[1:1];
wire c1 = sub_wire1;
wire locked = sub_wire2;
wire c0 = sub_wire3;
wire c2 = sub_wire4;
wire sub_wire5 = inclk0;
wire [1:0] sub_wire6 = {sub_wire7, sub_wire5};
wire c3 = sub_wire2;
wire locked = sub_wire3;
wire c0 = sub_wire4;
wire c2 = sub_wire5;
wire sub_wire6 = inclk0;
wire [1:0] sub_wire7 = {sub_wire8, sub_wire6};
altpll altpll_component (
.inclk (sub_wire6),
.inclk (sub_wire7),
.clk (sub_wire0),
.locked (sub_wire2),
.locked (sub_wire3),
.activeclock (),
.areset (1'b0),
.clkbad (),
@@ -102,18 +106,22 @@ module pll (
.vcounderrange ());
defparam
altpll_component.bandwidth_type = "AUTO",
altpll_component.clk0_divide_by = 26,
altpll_component.clk0_divide_by = 115,
altpll_component.clk0_duty_cycle = 50,
altpll_component.clk0_multiply_by = 47,
altpll_component.clk0_multiply_by = 208,
altpll_component.clk0_phase_shift = "0",
altpll_component.clk1_divide_by = 104,
altpll_component.clk1_divide_by = 115,
altpll_component.clk1_duty_cycle = 50,
altpll_component.clk1_multiply_by = 47,
altpll_component.clk1_multiply_by = 52,
altpll_component.clk1_phase_shift = "0",
altpll_component.clk2_divide_by = 395,
altpll_component.clk2_duty_cycle = 50,
altpll_component.clk2_multiply_by = 208,
altpll_component.clk2_phase_shift = "0",
altpll_component.clk3_divide_by = 115,
altpll_component.clk3_duty_cycle = 50,
altpll_component.clk3_multiply_by = 26,
altpll_component.clk3_phase_shift = "0",
altpll_component.compensate_clock = "CLK0",
altpll_component.inclk0_input_frequency = 37037,
altpll_component.intended_device_family = "Cyclone III",
@@ -149,7 +157,7 @@ module pll (
altpll_component.port_clk0 = "PORT_USED",
altpll_component.port_clk1 = "PORT_USED",
altpll_component.port_clk2 = "PORT_USED",
altpll_component.port_clk3 = "PORT_UNUSED",
altpll_component.port_clk3 = "PORT_USED",
altpll_component.port_clk4 = "PORT_UNUSED",
altpll_component.port_clk5 = "PORT_UNUSED",
altpll_component.port_clkena0 = "PORT_UNUSED",
@@ -187,15 +195,18 @@ endmodule
// Retrieval info: PRIVATE: CUR_DEDICATED_CLK STRING "c0"
// Retrieval info: PRIVATE: CUR_FBIN_CLK STRING "c0"
// Retrieval info: PRIVATE: DEVICE_SPEED_GRADE STRING "8"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "26"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "104"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR2 NUMERIC "395"
// Retrieval info: PRIVATE: DIV_FACTOR3 NUMERIC "115"
// Retrieval info: PRIVATE: DUTY_CYCLE0 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE1 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE2 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.807693"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.201923"
// Retrieval info: PRIVATE: DUTY_CYCLE3 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.834782"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.208695"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE2 STRING "14.217722"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE3 STRING "6.104348"
// Retrieval info: PRIVATE: EXPLICIT_SWITCHOVER_COUNTER STRING "0"
// Retrieval info: PRIVATE: EXT_FEEDBACK_RADIO STRING "0"
// Retrieval info: PRIVATE: GLOCKED_COUNTER_EDIT_CHANGED STRING "1"
@@ -218,32 +229,40 @@ endmodule
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT1 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: MIG_DEVICE_SPEED_GRADE STRING "Any"
// Retrieval info: PRIVATE: MIRROR_CLK0 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK1 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK2 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "47"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "47"
// Retrieval info: PRIVATE: MIRROR_CLK3 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "52"
// Retrieval info: PRIVATE: MULT_FACTOR2 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR3 NUMERIC "26"
// Retrieval info: PRIVATE: NORMAL_MODE_RADIO STRING "1"
// Retrieval info: PRIVATE: OUTPUT_FREQ0 STRING "48.78400000"
// Retrieval info: PRIVATE: OUTPUT_FREQ1 STRING "12.19600000"
// Retrieval info: PRIVATE: OUTPUT_FREQ2 STRING "14.22800000"
// Retrieval info: PRIVATE: OUTPUT_FREQ3 STRING "100.00000000"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE0 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE1 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE2 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE3 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT0 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT1 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT2 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT3 STRING "MHz"
// Retrieval info: PRIVATE: PHASE_RECONFIG_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: PHASE_RECONFIG_INPUTS_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT0 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT1 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT2 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT3 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT_STEP_ENABLED_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT1 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: PLL_ADVANCED_PARAM_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_ARESET_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_AUTOPLL_CHECK NUMERIC "1"
@@ -268,31 +287,38 @@ endmodule
// Retrieval info: PRIVATE: STICKY_CLK0 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK1 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK2 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK3 STRING "1"
// Retrieval info: PRIVATE: SWITCHOVER_COUNT_EDIT NUMERIC "1"
// Retrieval info: PRIVATE: SWITCHOVER_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
// Retrieval info: PRIVATE: USE_CLK0 STRING "1"
// Retrieval info: PRIVATE: USE_CLK1 STRING "1"
// Retrieval info: PRIVATE: USE_CLK2 STRING "1"
// Retrieval info: PRIVATE: USE_CLK3 STRING "1"
// Retrieval info: PRIVATE: USE_CLKENA0 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA1 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA2 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA3 STRING "0"
// Retrieval info: PRIVATE: USE_MIL_SPEED_GRADE NUMERIC "0"
// Retrieval info: PRIVATE: ZERO_DELAY_RADIO STRING "0"
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
// Retrieval info: CONSTANT: BANDWIDTH_TYPE STRING "AUTO"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK0_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK0_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "104"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK1_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "52"
// Retrieval info: CONSTANT: CLK1_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK2_DIVIDE_BY NUMERIC "395"
// Retrieval info: CONSTANT: CLK2_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK2_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK2_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK3_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK3_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK3_MULTIPLY_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK3_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: COMPENSATE_CLOCK STRING "CLK0"
// Retrieval info: CONSTANT: INCLK0_INPUT_FREQUENCY NUMERIC "37037"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone III"
@@ -327,7 +353,7 @@ endmodule
// Retrieval info: CONSTANT: PORT_clk0 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk1 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk2 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk4 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk5 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clkena0 STRING "PORT_UNUSED"
@@ -346,6 +372,7 @@ endmodule
// Retrieval info: USED_PORT: c0 0 0 0 0 OUTPUT_CLK_EXT VCC "c0"
// Retrieval info: USED_PORT: c1 0 0 0 0 OUTPUT_CLK_EXT VCC "c1"
// Retrieval info: USED_PORT: c2 0 0 0 0 OUTPUT_CLK_EXT VCC "c2"
// Retrieval info: USED_PORT: c3 0 0 0 0 OUTPUT_CLK_EXT VCC "c3"
// Retrieval info: USED_PORT: inclk0 0 0 0 0 INPUT_CLK_EXT GND "inclk0"
// Retrieval info: USED_PORT: locked 0 0 0 0 OUTPUT GND "locked"
// Retrieval info: CONNECT: @inclk 0 0 1 1 GND 0 0 0 0
@@ -353,6 +380,7 @@ endmodule
// Retrieval info: CONNECT: c0 0 0 0 0 @clk 0 0 1 0
// Retrieval info: CONNECT: c1 0 0 0 0 @clk 0 0 1 1
// Retrieval info: CONNECT: c2 0 0 0 0 @clk 0 0 1 2
// Retrieval info: CONNECT: c3 0 0 0 0 @clk 0 0 1 3
// Retrieval info: CONNECT: locked 0 0 0 0 @locked 0 0 0 0
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.v TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.ppf TRUE

View File

@@ -1,5 +1,5 @@
---------------------------------------------------------------------------------
-- Time pilot by Dar (darfpga@aol.fr) (29/10/2017)
-- Pooyan by Dar (darfpga@aol.fr) (29/10/2017)
-- http://darfpga.blogspot.fr
---------------------------------------------------------------------------------
-- gen_ram.vhd & io_ps2_keyboard
@@ -72,6 +72,7 @@ use ieee.numeric_std.all;
entity pooyan is
port(
clock_6 : in std_logic;
clock_12 : in std_logic;
clock_14 : in std_logic;
reset : in std_logic;
@@ -79,10 +80,10 @@ port(
video_g : out std_logic_vector(2 downto 0);
video_b : out std_logic_vector(1 downto 0);
video_clk : out std_logic;
video_vblank : out std_logic;
video_hblank : out std_logic;
video_blankn : out std_logic;
video_hs : out std_logic;
video_vs : out std_logic;
video_csync : out std_logic;
audio_out : out std_logic_vector(10 downto 0);
roms_addr : out std_logic_vector(14 downto 0);
roms_do : in std_logic_vector(7 downto 0);
@@ -106,7 +107,6 @@ port(
down2 : in std_logic;
up2 : in std_logic;
sw : in std_logic_vector(9 downto 0);
dbg_cpu_addr : out std_logic_vector(15 downto 0)
);
end pooyan;
@@ -115,7 +115,6 @@ architecture struct of pooyan is
signal reset_n: std_logic;
signal clock_12n : std_logic;
signal clock_6 : std_logic := '0';
signal clock_6n : std_logic;
signal clock_div : std_logic_vector(1 downto 0) := "00";
@@ -209,7 +208,7 @@ architecture struct of pooyan is
signal input_2 : std_logic_vector(7 downto 0);
begin
video_clk <= clock_6n;
clock_12n <= not clock_12;
clock_6n <= not clock_6;
reset_n <= not reset;
@@ -222,19 +221,6 @@ begin
end if;
end process;
-- make 6MHz clock from 12MHz
process (clock_12)
begin
if reset='1' then
clock_6 <= '0';
else
if rising_edge(clock_12) then
clock_6 <= not clock_6;
end if;
end if;
end process;
--------------------------
-- Video/sprite scanner --
--------------------------
@@ -546,35 +532,7 @@ begin
end process;
-- address char color palette 4 colors, 64 sets => 16 colors
with sw(4 downto 0) select
ch_palette_addr <=
ch_color_set & ch_pixels(3) & ch_pixels( 7) & ch_pixels(11) & ch_pixels(15) when '0'&X"0",
ch_color_set & ch_pixels(3) & ch_pixels( 7) & ch_pixels(15) & ch_pixels(11) when '0'&X"1",
ch_color_set & ch_pixels(3) & ch_pixels(11) & ch_pixels( 7) & ch_pixels(15) when '0'&X"2",
ch_color_set & ch_pixels(3) & ch_pixels(11) & ch_pixels(15) & ch_pixels( 7) when '0'&X"3",
ch_color_set & ch_pixels(3) & ch_pixels(15) & ch_pixels( 7) & ch_pixels(11) when '0'&X"4",
ch_color_set & ch_pixels(3) & ch_pixels(15) & ch_pixels(11) & ch_pixels( 7) when '0'&X"5",
ch_color_set & ch_pixels(7) & ch_pixels( 3) & ch_pixels(11) & ch_pixels(15) when '0'&X"6",
ch_color_set & ch_pixels(7) & ch_pixels( 3) & ch_pixels(15) & ch_pixels(11) when '0'&X"7",
ch_color_set & ch_pixels(7) & ch_pixels(11) & ch_pixels( 3) & ch_pixels(15) when '0'&X"8",
ch_color_set & ch_pixels(7) & ch_pixels(11) & ch_pixels(15) & ch_pixels( 3) when '0'&X"9",
ch_color_set & ch_pixels(7) & ch_pixels(15) & ch_pixels( 3) & ch_pixels(11) when '0'&X"A",
ch_color_set & ch_pixels(7) & ch_pixels(15) & ch_pixels(11) & ch_pixels( 3) when '0'&X"B",
ch_color_set & ch_pixels(11) & ch_pixels( 3) & ch_pixels( 7) & ch_pixels(15) when '0'&X"C",
ch_color_set & ch_pixels(11) & ch_pixels( 3) & ch_pixels(15) & ch_pixels( 7) when '0'&X"D",
ch_color_set & ch_pixels(11) & ch_pixels( 7) & ch_pixels( 3) & ch_pixels(15) when '0'&X"E",
ch_color_set & ch_pixels(11) & ch_pixels( 7) & ch_pixels(15) & ch_pixels( 3) when '0'&X"F",
ch_color_set & ch_pixels(11) & ch_pixels(15) & ch_pixels( 3) & ch_pixels( 7) when '1'&X"0",
ch_color_set & ch_pixels(11) & ch_pixels(15) & ch_pixels( 7) & ch_pixels( 3) when '1'&X"1",
ch_color_set & ch_pixels(15) & ch_pixels( 3) & ch_pixels( 7) & ch_pixels(11) when '1'&X"2",
ch_color_set & ch_pixels(15) & ch_pixels( 3) & ch_pixels(11) & ch_pixels( 7) when '1'&X"3",
ch_color_set & ch_pixels(15) & ch_pixels( 7) & ch_pixels( 3) & ch_pixels(11) when '1'&X"4",
ch_color_set & ch_pixels(15) & ch_pixels( 7) & ch_pixels(11) & ch_pixels( 3) when '1'&X"5",
ch_color_set & ch_pixels(15) & ch_pixels(11) & ch_pixels( 3) & ch_pixels( 7) when '1'&X"6",
ch_color_set & ch_pixels(15) & ch_pixels(11) & ch_pixels( 7) & ch_pixels( 3) when others;
ch_palette_addr <= ch_color_set & ch_pixels(3) & ch_pixels( 7) & ch_pixels(11) & ch_pixels(15);
---------------------
-- mux char/sprite --
@@ -604,23 +562,35 @@ begin
end if;
end process;
video_hblank <= hblank;
video_vblank <= vblank;
----------------------------
-- video syncs and blanks --
----------------------------
video_csync <= csync;
process(clock_6)
constant hcnt_base : integer := 36;
constant hcnt_base : integer := 37;
variable vsync_cnt : std_logic_vector(3 downto 0);
begin
if rising_edge(clock_6) and pxcnt = "110" then
if rising_edge(clock_6) and pxcnt = "111" then
if hcnt = hcnt_base+0 then hsync0 <= '0';
elsif hcnt = hcnt_base+3 then hsync0 <= '1';
end if;
if hcnt = hcnt_base+0 then hsync1 <= '0';
elsif hcnt = hcnt_base+1 then hsync1 <= '1';
elsif hcnt = hcnt_base+24-48 then hsync1 <= '0';
elsif hcnt = hcnt_base+25-48 then hsync1 <= '1';
end if;
if hcnt = hcnt_base+0 then hsync2 <= '0';
elsif hcnt = hcnt_base+24-1-48 then hsync2 <= '1';
elsif hcnt = hcnt_base+24-48 then hsync2 <= '0';
elsif hcnt = hcnt_base+0-1 then hsync2 <= '1';
end if;
if hcnt = hcnt_base then
if vcnt = 500 then
vsync_cnt := X"0";
@@ -629,17 +599,29 @@ begin
end if;
end if;
if hcnt = hcnt_base-4 then
hblank <= '1';
if vcnt = 496 then
vblank <= '1'; -- 492 ok
elsif vcnt = 262 then
vblank <= '0'; -- 262 ok
if vsync_cnt = 0 then csync <= hsync1;
elsif vsync_cnt = 1 then csync <= hsync1;
elsif vsync_cnt = 2 then csync <= hsync1;
elsif vsync_cnt = 3 then csync <= hsync2;
elsif vsync_cnt = 4 then csync <= hsync2;
elsif vsync_cnt = 5 then csync <= hsync2;
elsif vsync_cnt = 6 then csync <= hsync1;
elsif vsync_cnt = 7 then csync <= hsync1;
elsif vsync_cnt = 8 then csync <= hsync1;
else csync <= hsync0;
end if;
elsif hcnt = 0 then
hblank <= '0';
if hcnt = hcnt_base-6 then hblank <= '1';
elsif hcnt = hcnt_base+10 then hblank <= '0';
end if;
if vcnt = 496 then vblank <= '1'; -- 492 ok
elsif vcnt = 262 then vblank <= '0'; -- 262 ok
end if;
-- external sync and blank outputs
video_blankn <= not (hblank or vblank);
video_hs <= hsync0;
if vsync_cnt = 0 then video_vs <= '0';

View File

@@ -33,23 +33,29 @@ module pooyan_mist(
localparam CONF_STR = {
"POOYAN;;",
"O2,Rotate Controls,Off,On;",
"O34,Scandoubler Fx,None,CRT 25%,CRT 50%,CRT 75%;",
"T6,Reset;",
"V,v1.25.",`BUILD_DATE
"O34,Scanlines,Off,25%,50%,75%;",
"O5,Blend,Off,On;",
"T0,Reset;",
"V,v1.15.",`BUILD_DATE
};
assign LED = 1;
assign AUDIO_R = AUDIO_L;
assign SDRAM_CLK = clock_48;
wire rotate = status[2];
wire [1:0] scanlines = status[4:3];
wire blend = status[5];
wire clock_48, clock_12, clock_14, pll_locked;
assign LED = 1;
assign AUDIO_R = AUDIO_L;
assign SDRAM_CLK = clock_48;
wire clock_48, clock_12, clock_6, clock_14, pll_locked;
pll pll(
.inclk0(CLOCK_27),
.c0(clock_48),
.c1(clock_12),
.c2(clock_14),
.locked(pll_locked)
);
.inclk0(CLOCK_27),
.c0(clock_48),//24,57600000
.c1(clock_12),//12.28800000
.c2(clock_14),//14.31800000
.c3(clock_6),
.locked(pll_locked)
);
wire [31:0] status;
wire [1:0] buttons;
@@ -60,9 +66,8 @@ wire [7:0] joystick_1;
wire scandoublerD;
wire ypbpr;
wire [10:0] audio;
wire hs, vs;
wire hb, vb;
wire blankn = ~(hb | vb);
wire hs, vs;
wire blankn;
wire [2:0] r,g;
wire [1:0] b;
wire [14:0] rom_addr;
@@ -104,23 +109,23 @@ sdram rom(
reg reset = 1;
reg rom_loaded = 0;
always @(posedge clock_48) begin
always @(posedge clock_12) begin
reg ioctl_downlD;
ioctl_downlD <= ioctl_downl;
if (ioctl_downlD & ~ioctl_downl) rom_loaded <= 1;
reset <= status[0] | buttons[1] | status[6] | ~rom_loaded;
reset <= status[0] | buttons[1] | ~rom_loaded;
end
pooyan pooyan(
.clock_6(clock_6),
.clock_12(clock_12),
.clock_14(clock_14),
.reset(reset),
.video_r(r),
.video_g(g),
.video_b(b),
.video_hblank(hb),
.video_vblank(vb),
.video_blankn(blankn),
.video_hs(hs),
.video_vs(vs),
.audio_out(audio),
@@ -129,20 +134,19 @@ pooyan pooyan(
.roms_rd ( rom_rd ),
.dip_switch_1("11111111"),// Coinage_B / Coinage_A
.dip_switch_2("11111011"),// Sound(8)/Difficulty(7-5)/Bonus(4)/Cocktail(3)/lives(2-1)
.start2(btn_two_players),
.start1(btn_one_player),
.coin1(btn_coin),
.fire1(m_fire),
.start2(m_two_players),
.start1(m_one_player),
.coin1(m_coin1),
.fire1(m_fireA),
.right1(m_right),
.left1(m_left),
.down1(m_down),
.up1(m_up),
.fire2(m_fire),
.right2(m_right),
.left2(m_left),
.down2(m_down),
.up2(m_up),
.sw("00000000")
.fire2(m_fire2A),
.right2(m_right2),
.left2(m_left2),
.down2(m_down2),
.up2(m_up2)
);
@@ -151,9 +155,9 @@ mist_video #(.COLOR_DEPTH(3), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have
.SPI_SCK ( SPI_SCK ),
.SPI_SS3 ( SPI_SS3 ),
.SPI_DI ( SPI_DI ),
.R ( blankn ? {r,r} : 0 ),
.G ( blankn ? {g,g} : 0 ),
.B ( blankn ? {b,b,b} : 0 ),
.R ( blankn ? r : 0 ),
.G ( blankn ? g : 0 ),
.B ( blankn ? {b, b[1]} : 0 ),
.HSync ( hs ),
.VSync ( vs ),
.VGA_R ( VGA_R ),
@@ -161,14 +165,15 @@ mist_video #(.COLOR_DEPTH(3), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have
.VGA_B ( VGA_B ),
.VGA_VS ( VGA_VS ),
.VGA_HS ( VGA_HS ),
.rotate ( {1'b1,status[2]} ),
.rotate ( { 1'b1, rotate } ),
.scandoubler_disable( scandoublerD ),
.scanlines ( status[4:3] ),
.blend ( blend ),
.scanlines ( scanlines ),
.ypbpr ( ypbpr )
);
user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
.clk_sys (clock_48 ),
.clk_sys (clock_12 ),
.conf_str (CONF_STR ),
.SPI_CLK (SPI_SCK ),
.SPI_SS_IO (CONF_DATA0 ),
@@ -187,48 +192,31 @@ user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
);
dac #(.C_bits(16))dac(
.clk_i(clock_48),
.clk_i(clock_14),
.res_n_i(1),
.dac_i({audio, 5'b00000}),
.dac_o(AUDIO_L)
);
// Rotated Normal
wire m_up = ~status[2] ? btn_left | joystick_0[1] | joystick_1[1] : btn_up | joystick_0[3] | joystick_1[3];
wire m_down = ~status[2] ? btn_right | joystick_0[0] | joystick_1[0] : btn_down | joystick_0[2] | joystick_1[2];
wire m_left = ~status[2] ? btn_down | joystick_0[2] | joystick_1[2] : btn_left | joystick_0[1] | joystick_1[1];
wire m_right = ~status[2] ? btn_up | joystick_0[3] | joystick_1[3] : btn_right | joystick_0[0] | joystick_1[0];
wire m_fire = btn_fire1 | joystick_0[4] | joystick_1[4];
//wire m_bomb = btn_fire2 | joystick_0[5] | joystick_1[5];
reg btn_one_player = 0;
reg btn_two_players = 0;
reg btn_left = 0;
reg btn_right = 0;
reg btn_down = 0;
reg btn_up = 0;
reg btn_fire1 = 0;
//reg btn_fire2 = 0;
//reg btn_fire3 = 0;
reg btn_coin = 0;
always @(posedge clock_48) begin
reg old_state;
old_state <= key_strobe;
if(old_state != key_strobe) begin
case(key_code)
'h75: btn_up <= key_pressed; // up
'h72: btn_down <= key_pressed; // down
'h6B: btn_left <= key_pressed; // left
'h74: btn_right <= key_pressed; // right
'h76: btn_coin <= key_pressed; // ESC
'h05: btn_one_player <= key_pressed; // F1
'h06: btn_two_players <= key_pressed; // F2
//'h14: btn_fire3 <= key_pressed; // ctrl
//'h11: btn_fire2 <= key_pressed; // alt
'h29: btn_fire1 <= key_pressed; // Space
endcase
end
end
// Arcade inputs
wire m_up, m_down, m_left, m_right, m_fireA, m_fireB, m_fireC, m_fireD, m_fireE, m_fireF;
wire m_up2, m_down2, m_left2, m_right2, m_fire2A, m_fire2B, m_fire2C, m_fire2D, m_fire2E, m_fire2F;
wire m_tilt, m_coin1, m_coin2, m_coin3, m_coin4, m_one_player, m_two_players, m_three_players, m_four_players;
arcade_inputs inputs (
.clk ( clock_12 ),
.key_strobe ( key_strobe ),
.key_pressed ( key_pressed ),
.key_code ( key_code ),
.joystick_0 ( joystick_0 ),
.joystick_1 ( joystick_1 ),
.rotate ( rotate ),
.orientation ( 2'b11 ),
.joyswap ( 1'b0 ),
.oneplayer ( 1'b1 ),
.controls ( {m_tilt, m_coin4, m_coin3, m_coin2, m_coin1, m_four_players, m_three_players, m_two_players, m_one_player} ),
.player1 ( {m_fireF, m_fireE, m_fireD, m_fireC, m_fireB, m_fireA, m_up, m_down, m_left, m_right} ),
.player2 ( {m_fire2F, m_fire2E, m_fire2D, m_fire2C, m_fire2B, m_fire2A, m_up2, m_down2, m_left2, m_right2} )
);
endmodule

View File

@@ -48,8 +48,8 @@ architecture struct of pooyan_sound_board is
signal clock_div1 : std_logic_vector(11 downto 0) := (others => '0');
signal biquinary_div : std_logic_vector(3 downto 0) := (others => '0');
signal cpu_clock : std_logic;
signal ayx_clock : std_logic;
signal cpu_clock_en : std_logic;
signal ayx_clock_en : std_logic;
signal cpu_addr : std_logic_vector(15 downto 0);
signal cpu_di : std_logic_vector( 7 downto 0);
@@ -241,8 +241,8 @@ begin
end process;
-- make clocks for cpu and sound generators
cpu_clock <= clock_div1(2);
ayx_clock <= not clock_div1(2);
cpu_clock_en <= '1' when clock_div1(2 downto 0) = "011" else '0';
ayx_clock_en <= '1' when clock_div1(2 downto 0) = "111" else '0';
-- mux rom/ram/devices data ouput to cpu data input w.r.t cpu address
cpu_di <= cpu_rom_do when cpu_addr(15 downto 12) = "0000" else -- 0000-0FFF
@@ -277,9 +277,9 @@ ay1_port_b_di <= biquinary_div(0)&biquinary_div(3)&biquinary_div(2)&clock_div1(1
clr_irq_n <= reset_n and (cpu_m1_n or cpu_iorq_n);
-- regsiter filters commands (11 bits data are cpu address)
process (cpu_clock)
process (clock_14, cpu_clock_en)
begin
if rising_edge(cpu_clock) then
if rising_edge(clock_14) and cpu_clock_en = '1' then
if filter_cmd_we = '1' then filter_cmd <= cpu_addr(11 downto 0); end if;
end if;
end process;
@@ -303,9 +303,9 @@ begin
end process;
-- demux AY chips output
process (ayx_clock)
process (clock_14, ayx_clock_en)
begin
if rising_edge(ayx_clock) then
if rising_edge(clock_14) and ayx_clock_en = '1' then
if ay1_audio_chan = "00" then ay1_chan_a <= ay1_audio_muxed; end if;
if ay1_audio_chan = "01" then ay1_chan_b <= ay1_audio_muxed; end if;
if ay1_audio_chan = "10" then ay1_chan_c <= ay1_audio_muxed; end if;
@@ -320,8 +320,8 @@ cpu : entity work.T80se
generic map(Mode => 0, T2Write => 1, IOWait => 1)
port map(
RESET_n => reset_n,
CLK_n => cpu_clock,
CLKEN => '1',
CLK_n => clock_14,
CLKEN => cpu_clock_en,
WAIT_n => '1',
INT_n => cpu_irq_n,
NMI_n => '1',
@@ -385,9 +385,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);
-- AY-3-8910 #2
@@ -417,9 +417,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);

View File

@@ -0,0 +1,254 @@
//
// sdram.v
//
// Static RAM controller implementation using SDRAM MT48LC16M16A2
//
// Copyright (c) 2015,2016 Sorgelig
//
// Some parts of SDRAM code used from project:
// http://hamsterworks.co.nz/mediawiki/index.php/Simple_SDRAM_Controller
//
// This source file 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 3 of the License, or
// (at your option) any later version.
//
// This source file 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, see <http://www.gnu.org/licenses/>.
//
// ------------------------------------------
//
// v2.1 - Add universal 8/16 bit mode.
//
module sdram
(
input init, // reset to initialize RAM
input clk, // clock ~100MHz
//
// SDRAM_* - signals to the MT48LC16M16 chip
inout reg [15:0] SDRAM_DQ, // 16 bit bidirectional data bus
output reg [12:0] SDRAM_A, // 13 bit multiplexed address bus
output reg SDRAM_DQML, // two byte masks
output reg SDRAM_DQMH, //
output reg [1:0] SDRAM_BA, // two banks
output SDRAM_nCS, // a single chip select
output SDRAM_nWE, // write enable
output SDRAM_nRAS, // row address select
output SDRAM_nCAS, // columns address select
output SDRAM_CKE, // clock enable
//
input [1:0] wtbt, // 16bit mode: bit1 - write high byte, bit0 - write low byte,
// 8bit mode: 2'b00 - use addr[0] to decide which byte to write
// Ignored while reading.
//
input [24:0] addr, // 25 bit address for 8bit mode. addr[0] = 0 for 16bit mode for correct operations.
output [15:0] dout, // data output to cpu
input [15:0] din, // data input from cpu
input we, // cpu requests write
input rd, // cpu requests read
output reg ready // dout is valid. Ready to accept new read/write.
);
assign SDRAM_nCS = command[3];
assign SDRAM_nRAS = command[2];
assign SDRAM_nCAS = command[1];
assign SDRAM_nWE = command[0];
assign SDRAM_CKE = cke;
// no burst configured
localparam BURST_LENGTH = 3'b000; // 000=1, 001=2, 010=4, 011=8
localparam ACCESS_TYPE = 1'b0; // 0=sequential, 1=interleaved
localparam CAS_LATENCY = 3'd2; // 2 for < 100MHz, 3 for >100MHz
localparam OP_MODE = 2'b00; // only 00 (standard operation) allowed
localparam NO_WRITE_BURST = 1'b1; // 0= write burst enabled, 1=only single access write
localparam MODE = {3'b000, NO_WRITE_BURST, OP_MODE, CAS_LATENCY, ACCESS_TYPE, BURST_LENGTH};
localparam sdram_startup_cycles= 14'd12100;// 100us, plus a little more, @ 100MHz
localparam cycles_per_refresh = 14'd186; // (64000*24)/8192-1 Calc'd as (64ms @ 24MHz)/8192 rose
localparam startup_refresh_max = 14'b11111111111111;
// SDRAM commands
localparam CMD_INHIBIT = 4'b1111;
localparam CMD_NOP = 4'b0111;
localparam CMD_ACTIVE = 4'b0011;
localparam CMD_READ = 4'b0101;
localparam CMD_WRITE = 4'b0100;
localparam CMD_BURST_TERMINATE = 4'b0110;
localparam CMD_PRECHARGE = 4'b0010;
localparam CMD_AUTO_REFRESH = 4'b0001;
localparam CMD_LOAD_MODE = 4'b0000;
reg [13:0] refresh_count = startup_refresh_max - sdram_startup_cycles;
reg [3:0] command = CMD_INHIBIT;
reg cke = 0;
reg [24:0] save_addr;
reg [15:0] data;
assign dout = save_addr[0] ? {data[7:0], data[15:8]} : {data[15:8], data[7:0]};
typedef enum
{
STATE_STARTUP,
STATE_OPEN_1,
STATE_WRITE,
STATE_READ,
STATE_IDLE, STATE_IDLE_1, STATE_IDLE_2, STATE_IDLE_3,
STATE_IDLE_4, STATE_IDLE_5, STATE_IDLE_6, STATE_IDLE_7
} state_t;
state_t state = STATE_STARTUP;
always @(posedge clk) begin
reg old_we, old_rd;
reg [CAS_LATENCY:0] data_ready_delay;
reg [15:0] new_data;
reg [1:0] new_wtbt;
reg new_we;
reg new_rd;
reg save_we = 1;
command <= CMD_NOP;
refresh_count <= refresh_count+1'b1;
data_ready_delay <= {1'b0, data_ready_delay[CAS_LATENCY:1]};
if(data_ready_delay[0]) data <= SDRAM_DQ;
case(state)
STATE_STARTUP: begin
//------------------------------------------------------------------------
//-- This is the initial startup state, where we wait for at least 100us
//-- before starting the start sequence
//--
//-- The initialisation is sequence is
//-- * de-assert SDRAM_CKE
//-- * 100us wait,
//-- * assert SDRAM_CKE
//-- * wait at least one cycle,
//-- * PRECHARGE
//-- * wait 2 cycles
//-- * REFRESH,
//-- * tREF wait
//-- * REFRESH,
//-- * tREF wait
//-- * LOAD_MODE_REG
//-- * 2 cycles wait
//------------------------------------------------------------------------
cke <= 1;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
SDRAM_DQML <= 1;
SDRAM_DQMH <= 1;
SDRAM_A <= 0;
SDRAM_BA <= 0;
// All the commands during the startup are NOPS, except these
if(refresh_count == startup_refresh_max-31) begin
// ensure all rows are closed
command <= CMD_PRECHARGE;
SDRAM_A[10] <= 1; // all banks
SDRAM_BA <= 2'b00;
end else if (refresh_count == startup_refresh_max-23) begin
// these refreshes need to be at least tREF (66ns) apart
command <= CMD_AUTO_REFRESH;
end else if (refresh_count == startup_refresh_max-15)
command <= CMD_AUTO_REFRESH;
else if (refresh_count == startup_refresh_max-7) begin
// Now load the mode register
command <= CMD_LOAD_MODE;
SDRAM_A <= MODE;
end
//------------------------------------------------------
//-- if startup is complete then go into idle mode,
//-- get prepared to accept a new command, and schedule
//-- the first refresh cycle
//------------------------------------------------------
if(!refresh_count) begin
state <= STATE_IDLE;
ready <= 1;
refresh_count <= 0;
end
end
STATE_IDLE_7: state <= STATE_IDLE_6;
STATE_IDLE_6: state <= STATE_IDLE_5;
STATE_IDLE_5: state <= STATE_IDLE_4;
STATE_IDLE_4: state <= STATE_IDLE_3;
STATE_IDLE_3: state <= STATE_IDLE_2;
STATE_IDLE_2: state <= STATE_IDLE_1;
STATE_IDLE_1: begin
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
state <= STATE_IDLE;
// mask possible refresh to reduce colliding.
if(refresh_count > cycles_per_refresh) begin
//------------------------------------------------------------------------
//-- Start the refresh cycle.
//-- This tasks tRFC (66ns), so 2 idle cycles are needed @ 24MHz
//------------------------------------------------------------------------
state <= STATE_IDLE_2;
command <= CMD_AUTO_REFRESH;
refresh_count <= refresh_count - cycles_per_refresh + 1'd1;
end
end
STATE_IDLE: begin
// Priority is to issue a refresh if one is outstanding
if(refresh_count > (cycles_per_refresh<<1)) state <= STATE_IDLE_1;
else if(new_rd | new_we) begin
new_we <= 0;
new_rd <= 0;
save_addr<= addr;
save_we <= new_we;
state <= STATE_OPEN_1;
command <= CMD_ACTIVE;
SDRAM_A <= addr[13:1];
SDRAM_BA <= addr[24:23];
end
end
// ACTIVE-to-READ or WRITE delay >20ns (1 cycle @ 24 MHz)(-75)
STATE_OPEN_1: begin
SDRAM_A <= {4'b0010, save_addr[22:14]};
SDRAM_DQML <= save_we & (new_wtbt ? ~new_wtbt[0] : save_addr[0]);
SDRAM_DQMH <= save_we & (new_wtbt ? ~new_wtbt[1] : ~save_addr[0]);
state <= save_we ? STATE_WRITE : STATE_READ;
end
STATE_READ: begin
state <= STATE_IDLE_5;
command <= CMD_READ;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
// Schedule reading the data values off the bus
data_ready_delay[CAS_LATENCY] <= 1;
end
STATE_WRITE: begin
state <= STATE_IDLE_5;
command <= CMD_WRITE;
SDRAM_DQ <= new_wtbt ? new_data : {new_data[7:0], new_data[7:0]};
ready <= 1;
end
endcase
if(init) begin
state <= STATE_STARTUP;
refresh_count <= startup_refresh_max - sdram_startup_cycles;
end
old_we <= we;
old_rd <= rd;
if(we & ~old_we) {ready, new_we, new_data, new_wtbt} <= {1'b0, 1'b1, din, wtbt};
else
if((rd & ~old_rd) || (rd & old_rd & (save_addr != addr))) {ready, new_rd} <= {1'b0, 1'b1};
end
endmodule

View File

@@ -41,32 +41,10 @@
# ========================
set_global_assignment -name ORIGINAL_QUARTUS_VERSION 15.1.0
set_global_assignment -name PROJECT_CREATION_TIME_DATE "17:45:13 JUNE 17,2016"
set_global_assignment -name LAST_QUARTUS_VERSION 13.1
set_global_assignment -name LAST_QUARTUS_VERSION "13.1 SP4.26"
set_global_assignment -name PROJECT_OUTPUT_DIRECTORY output_files
set_global_assignment -name NUM_PARALLEL_PROCESSORS ALL
set_global_assignment -name PRE_FLOW_SCRIPT_FILE "quartus_sh:rtl/build_id.tcl"
set_global_assignment -name SYSTEMVERILOG_FILE rtl/Power_Surge_MiST.sv
set_global_assignment -name VHDL_FILE rtl/power_surge.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/time_pilot_sound_board.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sprite_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_palette_green_red.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_palette_blue_green.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_char_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_char_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80se.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Reg.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Pack.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_MCode.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_ALU.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80.vhd
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name SYSTEMVERILOG_FILE ../../../common/mist/sdram.sv
set_global_assignment -name QIP_FILE ../../../common/mist/mist.qip
# Pin & Location Assignments
# ==========================
@@ -139,6 +117,40 @@ set_location_assignment PIN_66 -to SDRAM_nWE
set_location_assignment PIN_59 -to SDRAM_nCS
set_location_assignment PIN_33 -to SDRAM_CKE
set_location_assignment PIN_43 -to SDRAM_CLK
set_location_assignment PLL_1 -to "pll:pll|altpll:altpll_component"
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_A[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[0]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[1]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQMH
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQML
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nRAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nWE
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCS
set_instance_assignment -name FAST_OUTPUT_ENABLE_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_INPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_A[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_BA[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQML
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQMH
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nRAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nWE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CKE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CLK
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_R[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_G[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_B[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_HS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_VS
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_L
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_R
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to SPI_DO
# Classic Timing Assignments
# ==========================
@@ -172,7 +184,7 @@ set_global_assignment -name ENABLE_NCE_PIN OFF
# EDA Netlist Writer Assignments
# ==============================
set_global_assignment -name EDA_SIMULATION_TOOL "ModelSim-Altera (VHDL)"
set_global_assignment -name EDA_SIMULATION_TOOL "<None>"
# Assembler Assignments
# =====================
@@ -204,13 +216,30 @@ set_global_assignment -name OUTPUT_IO_TIMING_NEAR_END_VMEAS "HALF VCCIO" -rise
# Incremental Compilation Assignments
# ===================================
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
# end DESIGN_PARTITION(Top)
# -------------------------
# end ENTITY(Power_Surge_MiST)
# ----------------------------
set_global_assignment -name SYSTEMVERILOG_FILE rtl/Power_Surge_MiST.sv
set_global_assignment -name VHDL_FILE rtl/power_surge.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/time_pilot_sound_board.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sprite_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_palette_green_red.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_palette_blue_green.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_char_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/power_surge_char_color_lut.vhd
set_global_assignment -name SYSTEMVERILOG_FILE rtl/sdram.sv
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name QIP_FILE ../../../common/CPU/T80/T80.qip
set_global_assignment -name QIP_FILE ../../../common/mist/mist.qip
set_instance_assignment -name PARTITION_HIERARCHY root_partition -to | -section_id Top

View File

@@ -0,0 +1,138 @@
## Generated SDC file "vectrex_MiST.out.sdc"
## Copyright (C) 1991-2013 Altera Corporation
## Your use of Altera Corporation's design tools, logic functions
## and other software and tools, and its AMPP partner logic
## functions, and any output files from any of the foregoing
## (including device programming or simulation files), and any
## associated documentation or information are expressly subject
## to the terms and conditions of the Altera Program License
## Subscription Agreement, Altera MegaCore Function License
## Agreement, or other applicable license agreement, including,
## without limitation, that your use is for the sole purpose of
## programming logic devices manufactured by Altera and sold by
## Altera or its authorized distributors. Please refer to the
## applicable agreement for further details.
## VENDOR "Altera"
## PROGRAM "Quartus II"
## VERSION "Version 13.1.0 Build 162 10/23/2013 SJ Web Edition"
## DATE "Sun Jun 24 12:53:00 2018"
##
## DEVICE "EP3C25E144C8"
##
# Clock constraints
# Automatically constrain PLL and other generated clocks
derive_pll_clocks -create_base_clocks
# Automatically calculate clock uncertainty to jitter and other effects.
derive_clock_uncertainty
# tsu/th constraints
# tco constraints
# tpd constraints
#**************************************************************
# Time Information
#**************************************************************
set_time_format -unit ns -decimal_places 3
#**************************************************************
# Create Clock
#**************************************************************
create_clock -name {SPI_SCK} -period 41.666 -waveform { 20.8 41.666 } [get_ports {SPI_SCK}]
set sys_clk "pll|altpll_component|auto_generated|pll1|clk[1]"
set sdram_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
set snd_clk "pll|altpll_component|auto_generated|pll1|clk[2]"
set vid_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
#**************************************************************
# Create Generated Clock
#**************************************************************
#**************************************************************
# Set Clock Latency
#**************************************************************
#**************************************************************
# Set Clock Uncertainty
#**************************************************************
#**************************************************************
# Set Input Delay
#**************************************************************
set_input_delay -add_delay -clock_fall -clock [get_clocks {CLOCK_27}] 1.000 [get_ports {CLOCK_27}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {CONF_DATA0}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DI}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SCK}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS2}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS3}]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 6.6 [get_ports SDRAM_DQ[*]]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min 3.5 [get_ports SDRAM_DQ[*]]
#**************************************************************
# Set Output Delay
#**************************************************************
set_output_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DO}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_L}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_R}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $sys_clk] 1.000 [get_ports {LED}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $vid_clk] 1.000 [get_ports {VGA_*}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 1.5 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min -0.8 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
#**************************************************************
# Set Clock Groups
#**************************************************************
set_clock_groups -asynchronous -group [get_clocks {SPI_SCK}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[*]}]
# audio-main cpu clocks are asynchronous
set_clock_groups -asynchronous -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[3]}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[2]}]
#**************************************************************
# Set False Path
#**************************************************************
#**************************************************************
# Set Multicycle Path
#**************************************************************
set_multicycle_path -to {VGA_*[*]} -setup 2
set_multicycle_path -to {VGA_*[*]} -hold 1
#**************************************************************
# Set Maximum Delay
#**************************************************************
#**************************************************************
# Set Minimum Delay
#**************************************************************
#**************************************************************
# Set Input Transition
#**************************************************************

View File

@@ -1 +0,0 @@
{ "" "" "" "*" { } { } 0 10492 "" 0 0 "Quartus II" 0 -1 0 ""}

View File

@@ -58,23 +58,28 @@ localparam CONF_STR = {
"PSURGE;;",
"O2,Rotate Controls,Off,On;",
"O34,Scanlines,Off,25%,50%,75%;",
"T6,Reset;",
"V,v1.10.",`BUILD_DATE
"O5,Blend,Off,On;",
"T0,Reset;",
"V,v1.15.",`BUILD_DATE
};
assign LED = 1;
assign AUDIO_R = AUDIO_L;
assign SDRAM_CLK = clock_48;
wire rotate = status[2];
wire [1:0] scanlines = status[4:3];
wire blend = status[5];
wire clock_48, clock_12, clock_14, pll_locked;
assign LED = 1;
assign AUDIO_R = AUDIO_L;
assign SDRAM_CLK = clock_48;
wire clock_48, clock_12, clock_6, clock_14, pll_locked;
pll pll(
.inclk0(CLOCK_27),
.c0(clock_48),//24,57600000
.c1(clock_12),//12.28800000
.c2(clock_14),//14.31800000
.c3(clock_6),
.locked(pll_locked)
);
);
wire [31:0] status;
wire [1:0] buttons;
@@ -128,14 +133,15 @@ sdram rom(
reg reset = 1;
reg rom_loaded = 0;
always @(posedge clock_48) begin
always @(posedge clock_12) begin
reg ioctl_downlD;
ioctl_downlD <= ioctl_downl;
if (ioctl_downlD & ~ioctl_downl) rom_loaded <= 1;
reset <= status[0] | buttons[1] | status[6] | ~rom_loaded;
reset <= status[0] | buttons[1] | ~rom_loaded;
end
power_surge power_surge(
.clock_6(clock_6),
.clock_12(clock_12),
.clock_14(clock_14),
.reset(reset),
@@ -150,22 +156,22 @@ power_surge power_surge(
.roms_addr(rom_addr),
.roms_do(rom_do[7:0]),
.roms_rd(rom_rd),
.dip_switch_1("01111000"), // Cabinet Unknown Lives Lives Initial_Energy Unknown Unknown Unknown
.dip_switch_2("11100000"), // Stop_at_Junctions, Unknown, Unknown, Cheat, Coin_B Coin_B Coin_A Coin_A
.start2(btn_two_players),
.start1(btn_one_player),
.coin1(btn_coin),
.dip_switch_1(8'b0111_1000), // Cabinet Unknown Lives Lives Initial_Energy Unknown Unknown Unknown
.dip_switch_2(8'b1110_0000), // Stop_at_Junctions, Unknown, Unknown, Cheat, Coin_B Coin_B Coin_A Coin_A
.start2(m_two_players),
.start1(m_one_player),
.coin1(m_coin1),
.fire1(m_fire),
.fire1(m_fireA),
.right1(m_right),
.left1(m_left),
.down1(m_down),
.up1(m_up),
.fire2(m_fire),
.right2(m_right),
.left2(m_left),
.down2(m_down),
.up2(m_up)
.fire2(m_fire2A),
.right2(m_right2),
.left2(m_left2),
.down2(m_down2),
.up2(m_up2)
);
mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have no Idea
@@ -173,9 +179,9 @@ mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have
.SPI_SCK ( SPI_SCK ),
.SPI_SS3 ( SPI_SS3 ),
.SPI_DI ( SPI_DI ),
.R ( blankn ? r : 0 ),
.G ( blankn ? g : 0 ),
.B ( blankn ? b : 0 ),
.R ( r ),
.G ( g ),
.B ( b ),
.HSync ( hs ),
.VSync ( vs ),
.VGA_R ( VGA_R ),
@@ -183,15 +189,15 @@ mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have
.VGA_B ( VGA_B ),
.VGA_VS ( VGA_VS ),
.VGA_HS ( VGA_HS ),
// .ce_divider(0),
.rotate ( {1'b0,status[2]} ),
.rotate ( { 1'b0, rotate } ),
.scandoubler_disable( scandoublerD ),
.scanlines ( status[4:3] ),
.scanlines ( scanlines ),
.blend ( blend ),
.ypbpr ( ypbpr )
);
user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
.clk_sys (clock_48 ),
.clk_sys (clock_12 ),
.conf_str (CONF_STR ),
.SPI_CLK (SPI_SCK ),
.SPI_SS_IO (CONF_DATA0 ),
@@ -210,47 +216,31 @@ user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
);
dac #(.C_bits(16))dac(
.clk_i(clock_48),
.clk_i(clock_14),
.res_n_i(1),
.dac_i({audio, 5'b00000}),
.dac_o(AUDIO_L)
);
wire m_up = ~status[2] ? btn_right | joystick_0[1] | joystick_1[1] : btn_up | joystick_0[3] | joystick_1[3];
wire m_down = ~status[2] ? btn_left | joystick_0[0] | joystick_1[0] : btn_down | joystick_0[2] | joystick_1[2];
wire m_left = ~status[2] ? btn_up | joystick_0[2] | joystick_1[2] : btn_left | joystick_0[1] | joystick_1[1];
wire m_right = ~status[2] ? btn_down | joystick_0[3] | joystick_1[3] : btn_right | joystick_0[0] | joystick_1[0];
wire m_fire = btn_fire1 | joystick_0[4] | joystick_1[4];
//wire m_bomb = btn_fire2 | joystick_0[5] | joystick_1[5];
reg btn_one_player = 0;
reg btn_two_players = 0;
reg btn_left = 0;
reg btn_right = 0;
reg btn_down = 0;
reg btn_up = 0;
reg btn_fire1 = 0;
//reg btn_fire2 = 0;
//reg btn_fire3 = 0;
reg btn_coin = 0;
always @(posedge clock_48) begin
reg old_state;
old_state <= key_strobe;
if(old_state != key_strobe) begin
case(key_code)
'h75: btn_up <= key_pressed; // up
'h72: btn_down <= key_pressed; // down
'h6B: btn_left <= key_pressed; // left
'h74: btn_right <= key_pressed; // right
'h76: btn_coin <= key_pressed; // ESC
'h05: btn_one_player <= key_pressed; // F1
'h06: btn_two_players <= key_pressed; // F2
// 'h14: btn_fire3 <= key_pressed; // ctrl
// 'h11: btn_fire2 <= key_pressed; // alt
'h29: btn_fire1 <= key_pressed; // Space
endcase
end
end
// Arcade inputs
wire m_up, m_down, m_left, m_right, m_fireA, m_fireB, m_fireC, m_fireD, m_fireE, m_fireF;
wire m_up2, m_down2, m_left2, m_right2, m_fire2A, m_fire2B, m_fire2C, m_fire2D, m_fire2E, m_fire2F;
wire m_tilt, m_coin1, m_coin2, m_coin3, m_coin4, m_one_player, m_two_players, m_three_players, m_four_players;
arcade_inputs inputs (
.clk ( clock_12 ),
.key_strobe ( key_strobe ),
.key_pressed ( key_pressed ),
.key_code ( key_code ),
.joystick_0 ( joystick_0 ),
.joystick_1 ( joystick_1 ),
.rotate ( rotate ),
.orientation ( 2'b01 ),
.joyswap ( 1'b0 ),
.oneplayer ( 1'b1 ),
.controls ( {m_tilt, m_coin4, m_coin3, m_coin2, m_coin1, m_four_players, m_three_players, m_two_players, m_one_player} ),
.player1 ( {m_fireF, m_fireE, m_fireD, m_fireC, m_fireB, m_fireA, m_up, m_down, m_left, m_right} ),
.player2 ( {m_fire2F, m_fire2E, m_fire2D, m_fire2C, m_fire2B, m_fire2A, m_up2, m_down2, m_left2, m_right2} )
);
endmodule

File diff suppressed because it is too large Load Diff

View File

@@ -1,185 +0,0 @@
--
-- 8080 compatible microprocessor core, synchronous top level with clock enable
-- Different timing than the original 8080
-- Inputs needs to be synchronous and outputs may glitch
--
-- Version : 0242
--
-- Copyright (c) 2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
-- STACK status output not supported
--
-- File history :
--
-- 0237 : First version
--
-- 0238 : Updated for T80 interface change
--
-- 0240 : Updated for T80 interface change
--
-- 0242 : Updated for T80 interface change
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
use work.T80_Pack.all;
entity T8080se is
generic(
Mode : integer := 2; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
T2Write : integer := 0 -- 0 => WR_n active in T3, /=0 => WR_n active in T2
);
port(
RESET_n : in std_logic;
CLK : in std_logic;
CLKEN : in std_logic;
READY : in std_logic;
HOLD : in std_logic;
INT : in std_logic;
INTE : out std_logic;
DBIN : out std_logic;
SYNC : out std_logic;
VAIT : out std_logic;
HLDA : out std_logic;
WR_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0)
);
end T8080se;
architecture rtl of T8080se is
signal IntCycle_n : std_logic;
signal NoRead : std_logic;
signal Write : std_logic;
signal IORQ : std_logic;
signal INT_n : std_logic;
signal HALT_n : std_logic;
signal BUSRQ_n : std_logic;
signal BUSAK_n : std_logic;
signal DO_i : std_logic_vector(7 downto 0);
signal DI_Reg : std_logic_vector(7 downto 0);
signal MCycle : std_logic_vector(2 downto 0);
signal TState : std_logic_vector(2 downto 0);
signal One : std_logic;
begin
INT_n <= not INT;
BUSRQ_n <= HOLD;
HLDA <= not BUSAK_n;
SYNC <= '1' when TState = "001" else '0';
VAIT <= '1' when TState = "010" else '0';
One <= '1';
DO(0) <= not IntCycle_n when TState = "001" else DO_i(0); -- INTA
DO(1) <= Write when TState = "001" else DO_i(1); -- WO_n
DO(2) <= DO_i(2); -- STACK not supported !!!!!!!!!!
DO(3) <= not HALT_n when TState = "001" else DO_i(3); -- HLTA
DO(4) <= IORQ and Write when TState = "001" else DO_i(4); -- OUT
DO(5) <= DO_i(5) when TState /= "001" else '1' when MCycle = "001" else '0'; -- M1
DO(6) <= IORQ and not Write when TState = "001" else DO_i(6); -- INP
DO(7) <= not IORQ and not Write and IntCycle_n when TState = "001" else DO_i(7); -- MEMR
u0 : T80
generic map(
Mode => Mode,
IOWait => 0)
port map(
CEN => CLKEN,
M1_n => open,
IORQ => IORQ,
NoRead => NoRead,
Write => Write,
RFSH_n => open,
HALT_n => HALT_n,
WAIT_n => READY,
INT_n => INT_n,
NMI_n => One,
RESET_n => RESET_n,
BUSRQ_n => One,
BUSAK_n => BUSAK_n,
CLK_n => CLK,
A => A,
DInst => DI,
DI => DI_Reg,
DO => DO_i,
MC => MCycle,
TS => TState,
IntCycle_n => IntCycle_n,
IntE => INTE);
process (RESET_n, CLK)
begin
if RESET_n = '0' then
DBIN <= '0';
WR_n <= '1';
DI_Reg <= "00000000";
elsif CLK'event and CLK = '1' then
if CLKEN = '1' then
DBIN <= '0';
WR_n <= '1';
if MCycle = "001" then
if TState = "001" or (TState = "010" and READY = '0') then
DBIN <= IntCycle_n;
end if;
else
if (TState = "001" or (TState = "010" and READY = '0')) and NoRead = '0' and Write = '0' then
DBIN <= '1';
end if;
if T2Write = 0 then
if TState = "010" and Write = '1' then
WR_n <= '0';
end if;
else
if (TState = "001" or (TState = "010" and READY = '0')) and Write = '1' then
WR_n <= '0';
end if;
end if;
end if;
if TState = "010" and READY = '1' then
DI_Reg <= DI;
end if;
end if;
end if;
end process;
end;

View File

@@ -1,351 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0247
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0214 : Fixed mostly flags, only the block instructions now fail the zex regression test
--
-- 0238 : Fixed zero flag for 16 bit SBC and ADC
--
-- 0240 : Added GB operations
--
-- 0242 : Cleanup
--
-- 0247 : Cleanup
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_ALU is
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end T80_ALU;
architecture rtl of T80_ALU is
procedure AddSub(A : std_logic_vector;
B : std_logic_vector;
Sub : std_logic;
Carry_In : std_logic;
signal Res : out std_logic_vector;
signal Carry : out std_logic) is
variable B_i : unsigned(A'length - 1 downto 0);
variable Res_i : unsigned(A'length + 1 downto 0);
begin
if Sub = '1' then
B_i := not unsigned(B);
else
B_i := unsigned(B);
end if;
Res_i := unsigned("0" & A & Carry_In) + unsigned("0" & B_i & "1");
Carry <= Res_i(A'length + 1);
Res <= std_logic_vector(Res_i(A'length downto 1));
end;
-- AddSub variables (temporary signals)
signal UseCarry : std_logic;
signal Carry7_v : std_logic;
signal Overflow_v : std_logic;
signal HalfCarry_v : std_logic;
signal Carry_v : std_logic;
signal Q_v : std_logic_vector(7 downto 0);
signal BitMask : std_logic_vector(7 downto 0);
begin
with IR(5 downto 3) select BitMask <= "00000001" when "000",
"00000010" when "001",
"00000100" when "010",
"00001000" when "011",
"00010000" when "100",
"00100000" when "101",
"01000000" when "110",
"10000000" when others;
UseCarry <= not ALU_Op(2) and ALU_Op(0);
AddSub(BusA(3 downto 0), BusB(3 downto 0), ALU_Op(1), ALU_Op(1) xor (UseCarry and F_In(Flag_C)), Q_v(3 downto 0), HalfCarry_v);
AddSub(BusA(6 downto 4), BusB(6 downto 4), ALU_Op(1), HalfCarry_v, Q_v(6 downto 4), Carry7_v);
AddSub(BusA(7 downto 7), BusB(7 downto 7), ALU_Op(1), Carry7_v, Q_v(7 downto 7), Carry_v);
OverFlow_v <= Carry_v xor Carry7_v;
process (Arith16, ALU_OP, F_In, BusA, BusB, IR, Q_v, Carry_v, HalfCarry_v, OverFlow_v, BitMask, ISet, Z16)
variable Q_t : std_logic_vector(7 downto 0);
variable DAA_Q : unsigned(8 downto 0);
begin
Q_t := "--------";
F_Out <= F_In;
DAA_Q := "---------";
case ALU_Op is
when "0000" | "0001" | "0010" | "0011" | "0100" | "0101" | "0110" | "0111" =>
F_Out(Flag_N) <= '0';
F_Out(Flag_C) <= '0';
case ALU_OP(2 downto 0) is
when "000" | "001" => -- ADD, ADC
Q_t := Q_v;
F_Out(Flag_C) <= Carry_v;
F_Out(Flag_H) <= HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "010" | "011" | "111" => -- SUB, SBC, CP
Q_t := Q_v;
F_Out(Flag_N) <= '1';
F_Out(Flag_C) <= not Carry_v;
F_Out(Flag_H) <= not HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "100" => -- AND
Q_t(7 downto 0) := BusA and BusB;
F_Out(Flag_H) <= '1';
when "101" => -- XOR
Q_t(7 downto 0) := BusA xor BusB;
F_Out(Flag_H) <= '0';
when others => -- OR "110"
Q_t(7 downto 0) := BusA or BusB;
F_Out(Flag_H) <= '0';
end case;
if ALU_Op(2 downto 0) = "111" then -- CP
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
else
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
end if;
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
if Z16 = '1' then
F_Out(Flag_Z) <= F_In(Flag_Z); -- 16 bit ADC,SBC
end if;
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
case ALU_Op(2 downto 0) is
when "000" | "001" | "010" | "011" | "111" => -- ADD, ADC, SUB, SBC, CP
when others =>
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
end case;
if Arith16 = '1' then
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
F_Out(Flag_P) <= F_In(Flag_P);
end if;
when "1100" =>
-- DAA
F_Out(Flag_H) <= F_In(Flag_H);
F_Out(Flag_C) <= F_In(Flag_C);
DAA_Q(7 downto 0) := unsigned(BusA);
DAA_Q(8) := '0';
if F_In(Flag_N) = '0' then
-- After addition
-- Alow > 9 or H = 1
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if (DAA_Q(3 downto 0) > 9) then
F_Out(Flag_H) <= '1';
else
F_Out(Flag_H) <= '0';
end if;
DAA_Q := DAA_Q + 6;
end if;
-- new Ahigh > 9 or C = 1
if DAA_Q(8 downto 4) > 9 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q + 96; -- 0x60
end if;
else
-- After subtraction
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if DAA_Q(3 downto 0) > 5 then
F_Out(Flag_H) <= '0';
end if;
DAA_Q(7 downto 0) := DAA_Q(7 downto 0) - 6;
end if;
if unsigned(BusA) > 153 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q - 352; -- 0x160
end if;
end if;
F_Out(Flag_X) <= DAA_Q(3);
F_Out(Flag_Y) <= DAA_Q(5);
F_Out(Flag_C) <= F_In(Flag_C) or DAA_Q(8);
Q_t := std_logic_vector(DAA_Q(7 downto 0));
if DAA_Q(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= DAA_Q(7);
F_Out(Flag_P) <= not (DAA_Q(0) xor DAA_Q(1) xor DAA_Q(2) xor DAA_Q(3) xor
DAA_Q(4) xor DAA_Q(5) xor DAA_Q(6) xor DAA_Q(7));
when "1101" | "1110" =>
-- RLD, RRD
Q_t(7 downto 4) := BusA(7 downto 4);
if ALU_Op(0) = '1' then
Q_t(3 downto 0) := BusB(7 downto 4);
else
Q_t(3 downto 0) := BusB(3 downto 0);
end if;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
when "1001" =>
-- BIT
Q_t(7 downto 0) := BusB and BitMask;
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
F_Out(Flag_P) <= '1';
else
F_Out(Flag_Z) <= '0';
F_Out(Flag_P) <= '0';
end if;
F_Out(Flag_H) <= '1';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= '0';
F_Out(Flag_Y) <= '0';
if IR(2 downto 0) /= "110" then
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
end if;
when "1010" =>
-- SET
Q_t(7 downto 0) := BusB or BitMask;
when "1011" =>
-- RES
Q_t(7 downto 0) := BusB and not BitMask;
when "1000" =>
-- ROT
case IR(5 downto 3) is
when "000" => -- RLC
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := BusA(7);
F_Out(Flag_C) <= BusA(7);
when "010" => -- RL
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(7);
when "001" => -- RRC
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(0);
F_Out(Flag_C) <= BusA(0);
when "011" => -- RR
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(0);
when "100" => -- SLA
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '0';
F_Out(Flag_C) <= BusA(7);
when "110" => -- SLL (Undocumented) / SWAP
if Mode = 3 then
Q_t(7 downto 4) := BusA(3 downto 0);
Q_t(3 downto 0) := BusA(7 downto 4);
F_Out(Flag_C) <= '0';
else
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '1';
F_Out(Flag_C) <= BusA(7);
end if;
when "101" => -- SRA
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(7);
F_Out(Flag_C) <= BusA(0);
when others => -- SRL
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := '0';
F_Out(Flag_C) <= BusA(0);
end case;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
if ISet = "00" then
F_Out(Flag_P) <= F_In(Flag_P);
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
end if;
when others =>
null;
end case;
Q <= Q_t;
end process;
end;

View File

@@ -1,208 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
library IEEE;
use IEEE.std_logic_1164.all;
package T80_Pack is
component T80
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
IOWait : integer := 0; -- 1 => Single cycle I/O, 1 => Std I/O cycle
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
IORQ : out std_logic;
NoRead : out std_logic;
Write : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DInst : in std_logic_vector(7 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0);
MC : out std_logic_vector(2 downto 0);
TS : out std_logic_vector(2 downto 0);
IntCycle_n : out std_logic;
IntE : out std_logic;
Stop : out std_logic
);
end component;
component T80_Reg
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end component;
component T80_MCode
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
IR : in std_logic_vector(7 downto 0);
ISet : in std_logic_vector(1 downto 0);
MCycle : in std_logic_vector(2 downto 0);
F : in std_logic_vector(7 downto 0);
NMICycle : in std_logic;
IntCycle : in std_logic;
MCycles : out std_logic_vector(2 downto 0);
TStates : out std_logic_vector(2 downto 0);
Prefix : out std_logic_vector(1 downto 0); -- None,BC,ED,DD/FD
Inc_PC : out std_logic;
Inc_WZ : out std_logic;
IncDec_16 : out std_logic_vector(3 downto 0); -- BC,DE,HL,SP 0 is inc
Read_To_Reg : out std_logic;
Read_To_Acc : out std_logic;
Set_BusA_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI/DB,A,SP(L),SP(M),0,F
Set_BusB_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI,A,SP(L),SP(M),1,F,PC(L),PC(M),0
ALU_Op : out std_logic_vector(3 downto 0);
-- ADD, ADC, SUB, SBC, AND, XOR, OR, CP, ROT, BIT, SET, RES, DAA, RLD, RRD, None
Save_ALU : out std_logic;
PreserveC : out std_logic;
Arith16 : out std_logic;
Set_Addr_To : out std_logic_vector(2 downto 0); -- aNone,aXY,aIOA,aSP,aBC,aDE,aZI
IORQ : out std_logic;
Jump : out std_logic;
JumpE : out std_logic;
JumpXY : out std_logic;
Call : out std_logic;
RstP : out std_logic;
LDZ : out std_logic;
LDW : out std_logic;
LDSPHL : out std_logic;
Special_LD : out std_logic_vector(2 downto 0); -- A,I;A,R;I,A;R,A;None
ExchangeDH : out std_logic;
ExchangeRp : out std_logic;
ExchangeAF : out std_logic;
ExchangeRS : out std_logic;
I_DJNZ : out std_logic;
I_CPL : out std_logic;
I_CCF : out std_logic;
I_SCF : out std_logic;
I_RETN : out std_logic;
I_BT : out std_logic;
I_BC : out std_logic;
I_BTR : out std_logic;
I_RLD : out std_logic;
I_RRD : out std_logic;
I_INRC : out std_logic;
SetDI : out std_logic;
SetEI : out std_logic;
IMode : out std_logic_vector(1 downto 0);
Halt : out std_logic;
NoRead : out std_logic;
Write : out std_logic
);
end component;
component T80_ALU
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end component;
end;

View File

@@ -1,105 +0,0 @@
--
-- T80 Registers, technology independent
--
-- Version : 0244
--
-- Copyright (c) 2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t51/
--
-- Limitations :
--
-- File history :
--
-- 0242 : Initial release
--
-- 0244 : Changed to single register file
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_Reg is
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end T80_Reg;
architecture rtl of T80_Reg is
type Register_Image is array (natural range <>) of std_logic_vector(7 downto 0);
signal RegsH : Register_Image(0 to 7);
signal RegsL : Register_Image(0 to 7);
begin
process (Clk)
begin
if Clk'event and Clk = '1' then
if CEN = '1' then
if WEH = '1' then
RegsH(to_integer(unsigned(AddrA))) <= DIH;
end if;
if WEL = '1' then
RegsL(to_integer(unsigned(AddrA))) <= DIL;
end if;
end if;
end if;
end process;
DOAH <= RegsH(to_integer(unsigned(AddrA)));
DOAL <= RegsL(to_integer(unsigned(AddrA)));
DOBH <= RegsH(to_integer(unsigned(AddrB)));
DOBL <= RegsL(to_integer(unsigned(AddrB)));
DOCH <= RegsH(to_integer(unsigned(AddrC)));
DOCL <= RegsL(to_integer(unsigned(AddrC)));
end;

View File

@@ -1,184 +0,0 @@
--
-- Z80 compatible microprocessor core, synchronous top level with clock enable
-- Different timing than the original z80
-- Inputs needs to be synchronous and outputs may glitch
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0235 : First release
--
-- 0236 : Added T2Write generic
--
-- 0237 : Fixed T2Write with wait state
--
-- 0238 : Updated for T80 interface change
--
-- 0240 : Updated for T80 interface change
--
-- 0242 : Updated for T80 interface change
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
use work.T80_Pack.all;
entity T80se is
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
T2Write : integer := 0; -- 0 => WR_n active in T3, /=0 => WR_n active in T2
IOWait : integer := 1 -- 0 => Single cycle I/O, 1 => Std I/O cycle
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CLKEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
MREQ_n : out std_logic;
IORQ_n : out std_logic;
RD_n : out std_logic;
WR_n : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0)
);
end T80se;
architecture rtl of T80se is
signal IntCycle_n : std_logic;
signal NoRead : std_logic;
signal Write : std_logic;
signal IORQ : std_logic;
signal DI_Reg : std_logic_vector(7 downto 0);
signal MCycle : std_logic_vector(2 downto 0);
signal TState : std_logic_vector(2 downto 0);
begin
u0 : T80
generic map(
Mode => Mode,
IOWait => IOWait)
port map(
CEN => CLKEN,
M1_n => M1_n,
IORQ => IORQ,
NoRead => NoRead,
Write => Write,
RFSH_n => RFSH_n,
HALT_n => HALT_n,
WAIT_n => Wait_n,
INT_n => INT_n,
NMI_n => NMI_n,
RESET_n => RESET_n,
BUSRQ_n => BUSRQ_n,
BUSAK_n => BUSAK_n,
CLK_n => CLK_n,
A => A,
DInst => DI,
DI => DI_Reg,
DO => DO,
MC => MCycle,
TS => TState,
IntCycle_n => IntCycle_n);
process (RESET_n, CLK_n)
begin
if RESET_n = '0' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
DI_Reg <= "00000000";
elsif CLK_n'event and CLK_n = '1' then
if CLKEN = '1' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
if MCycle = "001" then
if TState = "001" or (TState = "010" and Wait_n = '0') then
RD_n <= not IntCycle_n;
MREQ_n <= not IntCycle_n;
IORQ_n <= IntCycle_n;
end if;
if TState = "011" then
MREQ_n <= '0';
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and NoRead = '0' and Write = '0' then
RD_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
if T2Write = 0 then
if TState = "010" and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
end if;
end if;
if TState = "010" and Wait_n = '1' then
DI_Reg <= DI;
end if;
end if;
end if;
end process;
end;

View File

@@ -14,7 +14,7 @@
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
//
// 13.1.4 Build 182 03/12/2014 SJ Web Edition
// 13.1.4 Build 182 03/12/2014 Patches 4.26 SJ Web Edition
// ************************************************************
@@ -41,31 +41,35 @@ module pll (
c0,
c1,
c2,
c3,
locked);
input inclk0;
output c0;
output c1;
output c2;
output c3;
output locked;
wire [4:0] sub_wire0;
wire sub_wire2;
wire [0:0] sub_wire7 = 1'h0;
wire [2:2] sub_wire4 = sub_wire0[2:2];
wire [0:0] sub_wire3 = sub_wire0[0:0];
wire sub_wire3;
wire [0:0] sub_wire8 = 1'h0;
wire [2:2] sub_wire5 = sub_wire0[2:2];
wire [0:0] sub_wire4 = sub_wire0[0:0];
wire [3:3] sub_wire2 = sub_wire0[3:3];
wire [1:1] sub_wire1 = sub_wire0[1:1];
wire c1 = sub_wire1;
wire locked = sub_wire2;
wire c0 = sub_wire3;
wire c2 = sub_wire4;
wire sub_wire5 = inclk0;
wire [1:0] sub_wire6 = {sub_wire7, sub_wire5};
wire c3 = sub_wire2;
wire locked = sub_wire3;
wire c0 = sub_wire4;
wire c2 = sub_wire5;
wire sub_wire6 = inclk0;
wire [1:0] sub_wire7 = {sub_wire8, sub_wire6};
altpll altpll_component (
.inclk (sub_wire6),
.inclk (sub_wire7),
.clk (sub_wire0),
.locked (sub_wire2),
.locked (sub_wire3),
.activeclock (),
.areset (1'b0),
.clkbad (),
@@ -102,18 +106,22 @@ module pll (
.vcounderrange ());
defparam
altpll_component.bandwidth_type = "AUTO",
altpll_component.clk0_divide_by = 26,
altpll_component.clk0_divide_by = 115,
altpll_component.clk0_duty_cycle = 50,
altpll_component.clk0_multiply_by = 47,
altpll_component.clk0_multiply_by = 208,
altpll_component.clk0_phase_shift = "0",
altpll_component.clk1_divide_by = 104,
altpll_component.clk1_divide_by = 115,
altpll_component.clk1_duty_cycle = 50,
altpll_component.clk1_multiply_by = 47,
altpll_component.clk1_multiply_by = 52,
altpll_component.clk1_phase_shift = "0",
altpll_component.clk2_divide_by = 395,
altpll_component.clk2_duty_cycle = 50,
altpll_component.clk2_multiply_by = 208,
altpll_component.clk2_phase_shift = "0",
altpll_component.clk3_divide_by = 115,
altpll_component.clk3_duty_cycle = 50,
altpll_component.clk3_multiply_by = 26,
altpll_component.clk3_phase_shift = "0",
altpll_component.compensate_clock = "CLK0",
altpll_component.inclk0_input_frequency = 37037,
altpll_component.intended_device_family = "Cyclone III",
@@ -149,7 +157,7 @@ module pll (
altpll_component.port_clk0 = "PORT_USED",
altpll_component.port_clk1 = "PORT_USED",
altpll_component.port_clk2 = "PORT_USED",
altpll_component.port_clk3 = "PORT_UNUSED",
altpll_component.port_clk3 = "PORT_USED",
altpll_component.port_clk4 = "PORT_UNUSED",
altpll_component.port_clk5 = "PORT_UNUSED",
altpll_component.port_clkena0 = "PORT_UNUSED",
@@ -187,15 +195,18 @@ endmodule
// Retrieval info: PRIVATE: CUR_DEDICATED_CLK STRING "c0"
// Retrieval info: PRIVATE: CUR_FBIN_CLK STRING "c0"
// Retrieval info: PRIVATE: DEVICE_SPEED_GRADE STRING "8"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "26"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "104"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR2 NUMERIC "395"
// Retrieval info: PRIVATE: DIV_FACTOR3 NUMERIC "115"
// Retrieval info: PRIVATE: DUTY_CYCLE0 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE1 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE2 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.807693"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.201923"
// Retrieval info: PRIVATE: DUTY_CYCLE3 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.834782"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.208695"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE2 STRING "14.217722"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE3 STRING "6.104348"
// Retrieval info: PRIVATE: EXPLICIT_SWITCHOVER_COUNTER STRING "0"
// Retrieval info: PRIVATE: EXT_FEEDBACK_RADIO STRING "0"
// Retrieval info: PRIVATE: GLOCKED_COUNTER_EDIT_CHANGED STRING "1"
@@ -218,32 +229,40 @@ endmodule
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT1 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: MIG_DEVICE_SPEED_GRADE STRING "Any"
// Retrieval info: PRIVATE: MIRROR_CLK0 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK1 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK2 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "47"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "47"
// Retrieval info: PRIVATE: MIRROR_CLK3 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "52"
// Retrieval info: PRIVATE: MULT_FACTOR2 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR3 NUMERIC "26"
// Retrieval info: PRIVATE: NORMAL_MODE_RADIO STRING "1"
// Retrieval info: PRIVATE: OUTPUT_FREQ0 STRING "48.78400000"
// Retrieval info: PRIVATE: OUTPUT_FREQ1 STRING "12.19600000"
// Retrieval info: PRIVATE: OUTPUT_FREQ2 STRING "14.22800000"
// Retrieval info: PRIVATE: OUTPUT_FREQ3 STRING "100.00000000"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE0 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE1 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE2 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE3 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT0 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT1 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT2 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT3 STRING "MHz"
// Retrieval info: PRIVATE: PHASE_RECONFIG_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: PHASE_RECONFIG_INPUTS_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT0 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT1 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT2 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT3 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT_STEP_ENABLED_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT1 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: PLL_ADVANCED_PARAM_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_ARESET_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_AUTOPLL_CHECK NUMERIC "1"
@@ -268,31 +287,38 @@ endmodule
// Retrieval info: PRIVATE: STICKY_CLK0 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK1 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK2 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK3 STRING "1"
// Retrieval info: PRIVATE: SWITCHOVER_COUNT_EDIT NUMERIC "1"
// Retrieval info: PRIVATE: SWITCHOVER_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
// Retrieval info: PRIVATE: USE_CLK0 STRING "1"
// Retrieval info: PRIVATE: USE_CLK1 STRING "1"
// Retrieval info: PRIVATE: USE_CLK2 STRING "1"
// Retrieval info: PRIVATE: USE_CLK3 STRING "1"
// Retrieval info: PRIVATE: USE_CLKENA0 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA1 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA2 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA3 STRING "0"
// Retrieval info: PRIVATE: USE_MIL_SPEED_GRADE NUMERIC "0"
// Retrieval info: PRIVATE: ZERO_DELAY_RADIO STRING "0"
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
// Retrieval info: CONSTANT: BANDWIDTH_TYPE STRING "AUTO"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK0_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK0_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "104"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK1_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "52"
// Retrieval info: CONSTANT: CLK1_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK2_DIVIDE_BY NUMERIC "395"
// Retrieval info: CONSTANT: CLK2_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK2_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK2_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK3_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK3_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK3_MULTIPLY_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK3_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: COMPENSATE_CLOCK STRING "CLK0"
// Retrieval info: CONSTANT: INCLK0_INPUT_FREQUENCY NUMERIC "37037"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone III"
@@ -327,7 +353,7 @@ endmodule
// Retrieval info: CONSTANT: PORT_clk0 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk1 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk2 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk4 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk5 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clkena0 STRING "PORT_UNUSED"
@@ -346,6 +372,7 @@ endmodule
// Retrieval info: USED_PORT: c0 0 0 0 0 OUTPUT_CLK_EXT VCC "c0"
// Retrieval info: USED_PORT: c1 0 0 0 0 OUTPUT_CLK_EXT VCC "c1"
// Retrieval info: USED_PORT: c2 0 0 0 0 OUTPUT_CLK_EXT VCC "c2"
// Retrieval info: USED_PORT: c3 0 0 0 0 OUTPUT_CLK_EXT VCC "c3"
// Retrieval info: USED_PORT: inclk0 0 0 0 0 INPUT_CLK_EXT GND "inclk0"
// Retrieval info: USED_PORT: locked 0 0 0 0 OUTPUT GND "locked"
// Retrieval info: CONNECT: @inclk 0 0 1 1 GND 0 0 0 0
@@ -353,6 +380,7 @@ endmodule
// Retrieval info: CONNECT: c0 0 0 0 0 @clk 0 0 1 0
// Retrieval info: CONNECT: c1 0 0 0 0 @clk 0 0 1 1
// Retrieval info: CONNECT: c2 0 0 0 0 @clk 0 0 1 2
// Retrieval info: CONNECT: c3 0 0 0 0 @clk 0 0 1 3
// Retrieval info: CONNECT: locked 0 0 0 0 @locked 0 0 0 0
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.v TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.ppf TRUE

View File

@@ -81,6 +81,7 @@ use ieee.numeric_std.all;
entity power_surge is
port(
clock_6 : in std_logic;
clock_12 : in std_logic;
clock_14 : in std_logic;
reset : in std_logic;
@@ -121,7 +122,6 @@ architecture struct of power_surge is
signal reset_n: std_logic;
signal clock_12n : std_logic;
signal clock_6 : std_logic := '0';
signal clock_6n : std_logic;
signal clock_div : std_logic_vector(1 downto 0) := "00";
@@ -220,19 +220,6 @@ clock_12n <= not clock_12;
clock_6n <= not clock_6;
reset_n <= not reset;
-- make 6MHz clock from 12MHz
process (clock_12)
begin
if reset='1' then
clock_6 <= '0';
else
if rising_edge(clock_12) then
clock_6 <= not clock_6;
end if;
end if;
end process;
--------------------------
-- Video/sprite scanner --
--------------------------
@@ -614,7 +601,7 @@ begin
if hcnt = hcnt_base-4 then
hblank <= '1';
if vcnt = 496 then
if vcnt = 495 then
vblank <= '1'; -- 492 ok
elsif vcnt = 262 then
vblank <= '0'; -- 262 ok

View File

@@ -0,0 +1,254 @@
//
// sdram.v
//
// Static RAM controller implementation using SDRAM MT48LC16M16A2
//
// Copyright (c) 2015,2016 Sorgelig
//
// Some parts of SDRAM code used from project:
// http://hamsterworks.co.nz/mediawiki/index.php/Simple_SDRAM_Controller
//
// This source file 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 3 of the License, or
// (at your option) any later version.
//
// This source file 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, see <http://www.gnu.org/licenses/>.
//
// ------------------------------------------
//
// v2.1 - Add universal 8/16 bit mode.
//
module sdram
(
input init, // reset to initialize RAM
input clk, // clock ~100MHz
//
// SDRAM_* - signals to the MT48LC16M16 chip
inout reg [15:0] SDRAM_DQ, // 16 bit bidirectional data bus
output reg [12:0] SDRAM_A, // 13 bit multiplexed address bus
output reg SDRAM_DQML, // two byte masks
output reg SDRAM_DQMH, //
output reg [1:0] SDRAM_BA, // two banks
output SDRAM_nCS, // a single chip select
output SDRAM_nWE, // write enable
output SDRAM_nRAS, // row address select
output SDRAM_nCAS, // columns address select
output SDRAM_CKE, // clock enable
//
input [1:0] wtbt, // 16bit mode: bit1 - write high byte, bit0 - write low byte,
// 8bit mode: 2'b00 - use addr[0] to decide which byte to write
// Ignored while reading.
//
input [24:0] addr, // 25 bit address for 8bit mode. addr[0] = 0 for 16bit mode for correct operations.
output [15:0] dout, // data output to cpu
input [15:0] din, // data input from cpu
input we, // cpu requests write
input rd, // cpu requests read
output reg ready // dout is valid. Ready to accept new read/write.
);
assign SDRAM_nCS = command[3];
assign SDRAM_nRAS = command[2];
assign SDRAM_nCAS = command[1];
assign SDRAM_nWE = command[0];
assign SDRAM_CKE = cke;
// no burst configured
localparam BURST_LENGTH = 3'b000; // 000=1, 001=2, 010=4, 011=8
localparam ACCESS_TYPE = 1'b0; // 0=sequential, 1=interleaved
localparam CAS_LATENCY = 3'd2; // 2 for < 100MHz, 3 for >100MHz
localparam OP_MODE = 2'b00; // only 00 (standard operation) allowed
localparam NO_WRITE_BURST = 1'b1; // 0= write burst enabled, 1=only single access write
localparam MODE = {3'b000, NO_WRITE_BURST, OP_MODE, CAS_LATENCY, ACCESS_TYPE, BURST_LENGTH};
localparam sdram_startup_cycles= 14'd12100;// 100us, plus a little more, @ 100MHz
localparam cycles_per_refresh = 14'd186; // (64000*24)/8192-1 Calc'd as (64ms @ 24MHz)/8192 rose
localparam startup_refresh_max = 14'b11111111111111;
// SDRAM commands
localparam CMD_INHIBIT = 4'b1111;
localparam CMD_NOP = 4'b0111;
localparam CMD_ACTIVE = 4'b0011;
localparam CMD_READ = 4'b0101;
localparam CMD_WRITE = 4'b0100;
localparam CMD_BURST_TERMINATE = 4'b0110;
localparam CMD_PRECHARGE = 4'b0010;
localparam CMD_AUTO_REFRESH = 4'b0001;
localparam CMD_LOAD_MODE = 4'b0000;
reg [13:0] refresh_count = startup_refresh_max - sdram_startup_cycles;
reg [3:0] command = CMD_INHIBIT;
reg cke = 0;
reg [24:0] save_addr;
reg [15:0] data;
assign dout = save_addr[0] ? {data[7:0], data[15:8]} : {data[15:8], data[7:0]};
typedef enum
{
STATE_STARTUP,
STATE_OPEN_1,
STATE_WRITE,
STATE_READ,
STATE_IDLE, STATE_IDLE_1, STATE_IDLE_2, STATE_IDLE_3,
STATE_IDLE_4, STATE_IDLE_5, STATE_IDLE_6, STATE_IDLE_7
} state_t;
state_t state = STATE_STARTUP;
always @(posedge clk) begin
reg old_we, old_rd;
reg [CAS_LATENCY:0] data_ready_delay;
reg [15:0] new_data;
reg [1:0] new_wtbt;
reg new_we;
reg new_rd;
reg save_we = 1;
command <= CMD_NOP;
refresh_count <= refresh_count+1'b1;
data_ready_delay <= {1'b0, data_ready_delay[CAS_LATENCY:1]};
if(data_ready_delay[0]) data <= SDRAM_DQ;
case(state)
STATE_STARTUP: begin
//------------------------------------------------------------------------
//-- This is the initial startup state, where we wait for at least 100us
//-- before starting the start sequence
//--
//-- The initialisation is sequence is
//-- * de-assert SDRAM_CKE
//-- * 100us wait,
//-- * assert SDRAM_CKE
//-- * wait at least one cycle,
//-- * PRECHARGE
//-- * wait 2 cycles
//-- * REFRESH,
//-- * tREF wait
//-- * REFRESH,
//-- * tREF wait
//-- * LOAD_MODE_REG
//-- * 2 cycles wait
//------------------------------------------------------------------------
cke <= 1;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
SDRAM_DQML <= 1;
SDRAM_DQMH <= 1;
SDRAM_A <= 0;
SDRAM_BA <= 0;
// All the commands during the startup are NOPS, except these
if(refresh_count == startup_refresh_max-31) begin
// ensure all rows are closed
command <= CMD_PRECHARGE;
SDRAM_A[10] <= 1; // all banks
SDRAM_BA <= 2'b00;
end else if (refresh_count == startup_refresh_max-23) begin
// these refreshes need to be at least tREF (66ns) apart
command <= CMD_AUTO_REFRESH;
end else if (refresh_count == startup_refresh_max-15)
command <= CMD_AUTO_REFRESH;
else if (refresh_count == startup_refresh_max-7) begin
// Now load the mode register
command <= CMD_LOAD_MODE;
SDRAM_A <= MODE;
end
//------------------------------------------------------
//-- if startup is complete then go into idle mode,
//-- get prepared to accept a new command, and schedule
//-- the first refresh cycle
//------------------------------------------------------
if(!refresh_count) begin
state <= STATE_IDLE;
ready <= 1;
refresh_count <= 0;
end
end
STATE_IDLE_7: state <= STATE_IDLE_6;
STATE_IDLE_6: state <= STATE_IDLE_5;
STATE_IDLE_5: state <= STATE_IDLE_4;
STATE_IDLE_4: state <= STATE_IDLE_3;
STATE_IDLE_3: state <= STATE_IDLE_2;
STATE_IDLE_2: state <= STATE_IDLE_1;
STATE_IDLE_1: begin
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
state <= STATE_IDLE;
// mask possible refresh to reduce colliding.
if(refresh_count > cycles_per_refresh) begin
//------------------------------------------------------------------------
//-- Start the refresh cycle.
//-- This tasks tRFC (66ns), so 2 idle cycles are needed @ 24MHz
//------------------------------------------------------------------------
state <= STATE_IDLE_2;
command <= CMD_AUTO_REFRESH;
refresh_count <= refresh_count - cycles_per_refresh + 1'd1;
end
end
STATE_IDLE: begin
// Priority is to issue a refresh if one is outstanding
if(refresh_count > (cycles_per_refresh<<1)) state <= STATE_IDLE_1;
else if(new_rd | new_we) begin
new_we <= 0;
new_rd <= 0;
save_addr<= addr;
save_we <= new_we;
state <= STATE_OPEN_1;
command <= CMD_ACTIVE;
SDRAM_A <= addr[13:1];
SDRAM_BA <= addr[24:23];
end
end
// ACTIVE-to-READ or WRITE delay >20ns (1 cycle @ 24 MHz)(-75)
STATE_OPEN_1: begin
SDRAM_A <= {4'b0010, save_addr[22:14]};
SDRAM_DQML <= save_we & (new_wtbt ? ~new_wtbt[0] : save_addr[0]);
SDRAM_DQMH <= save_we & (new_wtbt ? ~new_wtbt[1] : ~save_addr[0]);
state <= save_we ? STATE_WRITE : STATE_READ;
end
STATE_READ: begin
state <= STATE_IDLE_5;
command <= CMD_READ;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
// Schedule reading the data values off the bus
data_ready_delay[CAS_LATENCY] <= 1;
end
STATE_WRITE: begin
state <= STATE_IDLE_5;
command <= CMD_WRITE;
SDRAM_DQ <= new_wtbt ? new_data : {new_data[7:0], new_data[7:0]};
ready <= 1;
end
endcase
if(init) begin
state <= STATE_STARTUP;
refresh_count <= startup_refresh_max - sdram_startup_cycles;
end
old_we <= we;
old_rd <= rd;
if(we & ~old_we) {ready, new_we, new_data, new_wtbt} <= {1'b0, 1'b1, din, wtbt};
else
if((rd & ~old_rd) || (rd & old_rd & (save_addr != addr))) {ready, new_rd} <= {1'b0, 1'b1};
end
endmodule

View File

@@ -34,7 +34,9 @@ port(
sound_cmd : in std_logic_vector(7 downto 0);
sound_trig : in std_logic;
audio_out : out std_logic_vector(10 downto 0)
audio_out : out std_logic_vector(10 downto 0);
dbg_cpu_addr : out std_logic_vector(15 downto 0)
);
end time_pilot_sound_board;
@@ -46,8 +48,8 @@ architecture struct of time_pilot_sound_board is
signal clock_div1 : std_logic_vector(11 downto 0) := (others => '0');
signal biquinary_div : std_logic_vector(3 downto 0) := (others => '0');
signal cpu_clock : std_logic;
signal ayx_clock : std_logic;
signal cpu_clock_en : std_logic;
signal ayx_clock_en : std_logic;
signal cpu_addr : std_logic_vector(15 downto 0);
signal cpu_di : std_logic_vector( 7 downto 0);
@@ -115,6 +117,14 @@ begin
clock_14n <= not clock_14;
reset_n <= not reset;
-- debug
process (reset, clock_14)
begin
if rising_edge(clock_14) and cpu_mreq_n ='0' then
dbg_cpu_addr <= cpu_addr;
end if;
end process;
--------------------------------------------------------
-- RC filters equation
--
@@ -231,11 +241,11 @@ begin
end process;
-- make clocks for cpu and sound generators
cpu_clock <= clock_div1(2);
ayx_clock <= not clock_div1(2);
cpu_clock_en <= '1' when clock_div1(2 downto 0) = "011" else '0';
ayx_clock_en <= '1' when clock_div1(2 downto 0) = "111" else '0';
-- mux rom/ram/devices data ouput to cpu data input w.r.t cpu address
cpu_di <= cpu_rom_do when cpu_addr(15 downto 12) = "0000" else -- 0000-0FFF
cpu_di <= cpu_rom_do when cpu_addr(15 downto 13) = "000" else -- 0000-1FFF
wram_do when cpu_addr(15 downto 12) = "0011" else -- 3000-3FFF
ay1_do when cpu_addr(15 downto 13) = "010" else -- 4000-5FFF
ay2_do when cpu_addr(15 downto 13) = "011" else -- 6000-7FFF
@@ -267,9 +277,9 @@ ay1_port_b_di <= biquinary_div(0)&biquinary_div(3)&biquinary_div(2)&clock_div1(1
clr_irq_n <= reset_n and (cpu_m1_n or cpu_iorq_n);
-- regsiter filters commands (11 bits data are cpu address)
process (cpu_clock)
process (clock_14, cpu_clock_en)
begin
if rising_edge(cpu_clock) then
if rising_edge(clock_14) and cpu_clock_en = '1' then
if filter_cmd_we = '1' then filter_cmd <= cpu_addr(11 downto 0); end if;
end if;
end process;
@@ -293,9 +303,9 @@ begin
end process;
-- demux AY chips output
process (ayx_clock)
process (clock_14, ayx_clock_en)
begin
if rising_edge(ayx_clock) then
if rising_edge(clock_14) and ayx_clock_en = '1' then
if ay1_audio_chan = "00" then ay1_chan_a <= ay1_audio_muxed; end if;
if ay1_audio_chan = "01" then ay1_chan_b <= ay1_audio_muxed; end if;
if ay1_audio_chan = "10" then ay1_chan_c <= ay1_audio_muxed; end if;
@@ -310,8 +320,8 @@ cpu : entity work.T80se
generic map(Mode => 0, T2Write => 1, IOWait => 1)
port map(
RESET_n => reset_n,
CLK_n => cpu_clock,
CLKEN => '1',
CLK_n => clock_14,
CLKEN => cpu_clock_en,
WAIT_n => '1',
INT_n => cpu_irq_n,
NMI_n => '1',
@@ -375,9 +385,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);
-- AY-3-8910 #2
@@ -407,9 +417,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);

File diff suppressed because it is too large Load Diff

View File

@@ -1,351 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0247
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0214 : Fixed mostly flags, only the block instructions now fail the zex regression test
--
-- 0238 : Fixed zero flag for 16 bit SBC and ADC
--
-- 0240 : Added GB operations
--
-- 0242 : Cleanup
--
-- 0247 : Cleanup
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_ALU is
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end T80_ALU;
architecture rtl of T80_ALU is
procedure AddSub(A : std_logic_vector;
B : std_logic_vector;
Sub : std_logic;
Carry_In : std_logic;
signal Res : out std_logic_vector;
signal Carry : out std_logic) is
variable B_i : unsigned(A'length - 1 downto 0);
variable Res_i : unsigned(A'length + 1 downto 0);
begin
if Sub = '1' then
B_i := not unsigned(B);
else
B_i := unsigned(B);
end if;
Res_i := unsigned("0" & A & Carry_In) + unsigned("0" & B_i & "1");
Carry <= Res_i(A'length + 1);
Res <= std_logic_vector(Res_i(A'length downto 1));
end;
-- AddSub variables (temporary signals)
signal UseCarry : std_logic;
signal Carry7_v : std_logic;
signal Overflow_v : std_logic;
signal HalfCarry_v : std_logic;
signal Carry_v : std_logic;
signal Q_v : std_logic_vector(7 downto 0);
signal BitMask : std_logic_vector(7 downto 0);
begin
with IR(5 downto 3) select BitMask <= "00000001" when "000",
"00000010" when "001",
"00000100" when "010",
"00001000" when "011",
"00010000" when "100",
"00100000" when "101",
"01000000" when "110",
"10000000" when others;
UseCarry <= not ALU_Op(2) and ALU_Op(0);
AddSub(BusA(3 downto 0), BusB(3 downto 0), ALU_Op(1), ALU_Op(1) xor (UseCarry and F_In(Flag_C)), Q_v(3 downto 0), HalfCarry_v);
AddSub(BusA(6 downto 4), BusB(6 downto 4), ALU_Op(1), HalfCarry_v, Q_v(6 downto 4), Carry7_v);
AddSub(BusA(7 downto 7), BusB(7 downto 7), ALU_Op(1), Carry7_v, Q_v(7 downto 7), Carry_v);
OverFlow_v <= Carry_v xor Carry7_v;
process (Arith16, ALU_OP, F_In, BusA, BusB, IR, Q_v, Carry_v, HalfCarry_v, OverFlow_v, BitMask, ISet, Z16)
variable Q_t : std_logic_vector(7 downto 0);
variable DAA_Q : unsigned(8 downto 0);
begin
Q_t := "--------";
F_Out <= F_In;
DAA_Q := "---------";
case ALU_Op is
when "0000" | "0001" | "0010" | "0011" | "0100" | "0101" | "0110" | "0111" =>
F_Out(Flag_N) <= '0';
F_Out(Flag_C) <= '0';
case ALU_OP(2 downto 0) is
when "000" | "001" => -- ADD, ADC
Q_t := Q_v;
F_Out(Flag_C) <= Carry_v;
F_Out(Flag_H) <= HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "010" | "011" | "111" => -- SUB, SBC, CP
Q_t := Q_v;
F_Out(Flag_N) <= '1';
F_Out(Flag_C) <= not Carry_v;
F_Out(Flag_H) <= not HalfCarry_v;
F_Out(Flag_P) <= OverFlow_v;
when "100" => -- AND
Q_t(7 downto 0) := BusA and BusB;
F_Out(Flag_H) <= '1';
when "101" => -- XOR
Q_t(7 downto 0) := BusA xor BusB;
F_Out(Flag_H) <= '0';
when others => -- OR "110"
Q_t(7 downto 0) := BusA or BusB;
F_Out(Flag_H) <= '0';
end case;
if ALU_Op(2 downto 0) = "111" then -- CP
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
else
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
end if;
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
if Z16 = '1' then
F_Out(Flag_Z) <= F_In(Flag_Z); -- 16 bit ADC,SBC
end if;
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
case ALU_Op(2 downto 0) is
when "000" | "001" | "010" | "011" | "111" => -- ADD, ADC, SUB, SBC, CP
when others =>
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
end case;
if Arith16 = '1' then
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
F_Out(Flag_P) <= F_In(Flag_P);
end if;
when "1100" =>
-- DAA
F_Out(Flag_H) <= F_In(Flag_H);
F_Out(Flag_C) <= F_In(Flag_C);
DAA_Q(7 downto 0) := unsigned(BusA);
DAA_Q(8) := '0';
if F_In(Flag_N) = '0' then
-- After addition
-- Alow > 9 or H = 1
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if (DAA_Q(3 downto 0) > 9) then
F_Out(Flag_H) <= '1';
else
F_Out(Flag_H) <= '0';
end if;
DAA_Q := DAA_Q + 6;
end if;
-- new Ahigh > 9 or C = 1
if DAA_Q(8 downto 4) > 9 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q + 96; -- 0x60
end if;
else
-- After subtraction
if DAA_Q(3 downto 0) > 9 or F_In(Flag_H) = '1' then
if DAA_Q(3 downto 0) > 5 then
F_Out(Flag_H) <= '0';
end if;
DAA_Q(7 downto 0) := DAA_Q(7 downto 0) - 6;
end if;
if unsigned(BusA) > 153 or F_In(Flag_C) = '1' then
DAA_Q := DAA_Q - 352; -- 0x160
end if;
end if;
F_Out(Flag_X) <= DAA_Q(3);
F_Out(Flag_Y) <= DAA_Q(5);
F_Out(Flag_C) <= F_In(Flag_C) or DAA_Q(8);
Q_t := std_logic_vector(DAA_Q(7 downto 0));
if DAA_Q(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= DAA_Q(7);
F_Out(Flag_P) <= not (DAA_Q(0) xor DAA_Q(1) xor DAA_Q(2) xor DAA_Q(3) xor
DAA_Q(4) xor DAA_Q(5) xor DAA_Q(6) xor DAA_Q(7));
when "1101" | "1110" =>
-- RLD, RRD
Q_t(7 downto 4) := BusA(7 downto 4);
if ALU_Op(0) = '1' then
Q_t(3 downto 0) := BusB(7 downto 4);
else
Q_t(3 downto 0) := BusB(3 downto 0);
end if;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_S) <= Q_t(7);
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
when "1001" =>
-- BIT
Q_t(7 downto 0) := BusB and BitMask;
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
F_Out(Flag_P) <= '1';
else
F_Out(Flag_Z) <= '0';
F_Out(Flag_P) <= '0';
end if;
F_Out(Flag_H) <= '1';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= '0';
F_Out(Flag_Y) <= '0';
if IR(2 downto 0) /= "110" then
F_Out(Flag_X) <= BusB(3);
F_Out(Flag_Y) <= BusB(5);
end if;
when "1010" =>
-- SET
Q_t(7 downto 0) := BusB or BitMask;
when "1011" =>
-- RES
Q_t(7 downto 0) := BusB and not BitMask;
when "1000" =>
-- ROT
case IR(5 downto 3) is
when "000" => -- RLC
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := BusA(7);
F_Out(Flag_C) <= BusA(7);
when "010" => -- RL
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(7);
when "001" => -- RRC
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(0);
F_Out(Flag_C) <= BusA(0);
when "011" => -- RR
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := F_In(Flag_C);
F_Out(Flag_C) <= BusA(0);
when "100" => -- SLA
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '0';
F_Out(Flag_C) <= BusA(7);
when "110" => -- SLL (Undocumented) / SWAP
if Mode = 3 then
Q_t(7 downto 4) := BusA(3 downto 0);
Q_t(3 downto 0) := BusA(7 downto 4);
F_Out(Flag_C) <= '0';
else
Q_t(7 downto 1) := BusA(6 downto 0);
Q_t(0) := '1';
F_Out(Flag_C) <= BusA(7);
end if;
when "101" => -- SRA
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := BusA(7);
F_Out(Flag_C) <= BusA(0);
when others => -- SRL
Q_t(6 downto 0) := BusA(7 downto 1);
Q_t(7) := '0';
F_Out(Flag_C) <= BusA(0);
end case;
F_Out(Flag_H) <= '0';
F_Out(Flag_N) <= '0';
F_Out(Flag_X) <= Q_t(3);
F_Out(Flag_Y) <= Q_t(5);
F_Out(Flag_S) <= Q_t(7);
if Q_t(7 downto 0) = "00000000" then
F_Out(Flag_Z) <= '1';
else
F_Out(Flag_Z) <= '0';
end if;
F_Out(Flag_P) <= not (Q_t(0) xor Q_t(1) xor Q_t(2) xor Q_t(3) xor
Q_t(4) xor Q_t(5) xor Q_t(6) xor Q_t(7));
if ISet = "00" then
F_Out(Flag_P) <= F_In(Flag_P);
F_Out(Flag_S) <= F_In(Flag_S);
F_Out(Flag_Z) <= F_In(Flag_Z);
end if;
when others =>
null;
end case;
Q <= Q_t;
end process;
end;

View File

@@ -1,208 +0,0 @@
--
-- Z80 compatible microprocessor core
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
library IEEE;
use IEEE.std_logic_1164.all;
package T80_Pack is
component T80
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
IOWait : integer := 0; -- 1 => Single cycle I/O, 1 => Std I/O cycle
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
IORQ : out std_logic;
NoRead : out std_logic;
Write : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DInst : in std_logic_vector(7 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0);
MC : out std_logic_vector(2 downto 0);
TS : out std_logic_vector(2 downto 0);
IntCycle_n : out std_logic;
IntE : out std_logic;
Stop : out std_logic
);
end component;
component T80_Reg
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end component;
component T80_MCode
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
IR : in std_logic_vector(7 downto 0);
ISet : in std_logic_vector(1 downto 0);
MCycle : in std_logic_vector(2 downto 0);
F : in std_logic_vector(7 downto 0);
NMICycle : in std_logic;
IntCycle : in std_logic;
MCycles : out std_logic_vector(2 downto 0);
TStates : out std_logic_vector(2 downto 0);
Prefix : out std_logic_vector(1 downto 0); -- None,BC,ED,DD/FD
Inc_PC : out std_logic;
Inc_WZ : out std_logic;
IncDec_16 : out std_logic_vector(3 downto 0); -- BC,DE,HL,SP 0 is inc
Read_To_Reg : out std_logic;
Read_To_Acc : out std_logic;
Set_BusA_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI/DB,A,SP(L),SP(M),0,F
Set_BusB_To : out std_logic_vector(3 downto 0); -- B,C,D,E,H,L,DI,A,SP(L),SP(M),1,F,PC(L),PC(M),0
ALU_Op : out std_logic_vector(3 downto 0);
-- ADD, ADC, SUB, SBC, AND, XOR, OR, CP, ROT, BIT, SET, RES, DAA, RLD, RRD, None
Save_ALU : out std_logic;
PreserveC : out std_logic;
Arith16 : out std_logic;
Set_Addr_To : out std_logic_vector(2 downto 0); -- aNone,aXY,aIOA,aSP,aBC,aDE,aZI
IORQ : out std_logic;
Jump : out std_logic;
JumpE : out std_logic;
JumpXY : out std_logic;
Call : out std_logic;
RstP : out std_logic;
LDZ : out std_logic;
LDW : out std_logic;
LDSPHL : out std_logic;
Special_LD : out std_logic_vector(2 downto 0); -- A,I;A,R;I,A;R,A;None
ExchangeDH : out std_logic;
ExchangeRp : out std_logic;
ExchangeAF : out std_logic;
ExchangeRS : out std_logic;
I_DJNZ : out std_logic;
I_CPL : out std_logic;
I_CCF : out std_logic;
I_SCF : out std_logic;
I_RETN : out std_logic;
I_BT : out std_logic;
I_BC : out std_logic;
I_BTR : out std_logic;
I_RLD : out std_logic;
I_RRD : out std_logic;
I_INRC : out std_logic;
SetDI : out std_logic;
SetEI : out std_logic;
IMode : out std_logic_vector(1 downto 0);
Halt : out std_logic;
NoRead : out std_logic;
Write : out std_logic
);
end component;
component T80_ALU
generic(
Mode : integer := 0;
Flag_C : integer := 0;
Flag_N : integer := 1;
Flag_P : integer := 2;
Flag_X : integer := 3;
Flag_H : integer := 4;
Flag_Y : integer := 5;
Flag_Z : integer := 6;
Flag_S : integer := 7
);
port(
Arith16 : in std_logic;
Z16 : in std_logic;
ALU_Op : in std_logic_vector(3 downto 0);
IR : in std_logic_vector(5 downto 0);
ISet : in std_logic_vector(1 downto 0);
BusA : in std_logic_vector(7 downto 0);
BusB : in std_logic_vector(7 downto 0);
F_In : in std_logic_vector(7 downto 0);
Q : out std_logic_vector(7 downto 0);
F_Out : out std_logic_vector(7 downto 0)
);
end component;
end;

View File

@@ -1,105 +0,0 @@
--
-- T80 Registers, technology independent
--
-- Version : 0244
--
-- Copyright (c) 2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t51/
--
-- Limitations :
--
-- File history :
--
-- 0242 : Initial release
--
-- 0244 : Changed to single register file
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
entity T80_Reg is
port(
Clk : in std_logic;
CEN : in std_logic;
WEH : in std_logic;
WEL : in std_logic;
AddrA : in std_logic_vector(2 downto 0);
AddrB : in std_logic_vector(2 downto 0);
AddrC : in std_logic_vector(2 downto 0);
DIH : in std_logic_vector(7 downto 0);
DIL : in std_logic_vector(7 downto 0);
DOAH : out std_logic_vector(7 downto 0);
DOAL : out std_logic_vector(7 downto 0);
DOBH : out std_logic_vector(7 downto 0);
DOBL : out std_logic_vector(7 downto 0);
DOCH : out std_logic_vector(7 downto 0);
DOCL : out std_logic_vector(7 downto 0)
);
end T80_Reg;
architecture rtl of T80_Reg is
type Register_Image is array (natural range <>) of std_logic_vector(7 downto 0);
signal RegsH : Register_Image(0 to 7);
signal RegsL : Register_Image(0 to 7);
begin
process (Clk)
begin
if Clk'event and Clk = '1' then
if CEN = '1' then
if WEH = '1' then
RegsH(to_integer(unsigned(AddrA))) <= DIH;
end if;
if WEL = '1' then
RegsL(to_integer(unsigned(AddrA))) <= DIL;
end if;
end if;
end if;
end process;
DOAH <= RegsH(to_integer(unsigned(AddrA)));
DOAL <= RegsL(to_integer(unsigned(AddrA)));
DOBH <= RegsH(to_integer(unsigned(AddrB)));
DOBL <= RegsL(to_integer(unsigned(AddrB)));
DOCH <= RegsH(to_integer(unsigned(AddrC)));
DOCL <= RegsL(to_integer(unsigned(AddrC)));
end;

View File

@@ -1,184 +0,0 @@
--
-- Z80 compatible microprocessor core, synchronous top level with clock enable
-- Different timing than the original z80
-- Inputs needs to be synchronous and outputs may glitch
--
-- Version : 0242
--
-- Copyright (c) 2001-2002 Daniel Wallner (jesus@opencores.org)
--
-- All rights reserved
--
-- Redistribution and use in source and synthezised forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- Redistributions of source code must retain the above copyright notice,
-- this list of conditions and the following disclaimer.
--
-- Redistributions in synthesized form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- Neither the name of the author nor the names of other contributors may
-- be used to endorse or promote products derived from this software without
-- specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.
--
-- Please report bugs to the author, but before you do so, please
-- make sure that this is not a derivative work and that
-- you have the latest version of this file.
--
-- The latest version of this file can be found at:
-- http://www.opencores.org/cvsweb.shtml/t80/
--
-- Limitations :
--
-- File history :
--
-- 0235 : First release
--
-- 0236 : Added T2Write generic
--
-- 0237 : Fixed T2Write with wait state
--
-- 0238 : Updated for T80 interface change
--
-- 0240 : Updated for T80 interface change
--
-- 0242 : Updated for T80 interface change
--
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
use work.T80_Pack.all;
entity T80se is
generic(
Mode : integer := 0; -- 0 => Z80, 1 => Fast Z80, 2 => 8080, 3 => GB
T2Write : integer := 0; -- 0 => WR_n active in T3, /=0 => WR_n active in T2
IOWait : integer := 1 -- 0 => Single cycle I/O, 1 => Std I/O cycle
);
port(
RESET_n : in std_logic;
CLK_n : in std_logic;
CLKEN : in std_logic;
WAIT_n : in std_logic;
INT_n : in std_logic;
NMI_n : in std_logic;
BUSRQ_n : in std_logic;
M1_n : out std_logic;
MREQ_n : out std_logic;
IORQ_n : out std_logic;
RD_n : out std_logic;
WR_n : out std_logic;
RFSH_n : out std_logic;
HALT_n : out std_logic;
BUSAK_n : out std_logic;
A : out std_logic_vector(15 downto 0);
DI : in std_logic_vector(7 downto 0);
DO : out std_logic_vector(7 downto 0)
);
end T80se;
architecture rtl of T80se is
signal IntCycle_n : std_logic;
signal NoRead : std_logic;
signal Write : std_logic;
signal IORQ : std_logic;
signal DI_Reg : std_logic_vector(7 downto 0);
signal MCycle : std_logic_vector(2 downto 0);
signal TState : std_logic_vector(2 downto 0);
begin
u0 : T80
generic map(
Mode => Mode,
IOWait => IOWait)
port map(
CEN => CLKEN,
M1_n => M1_n,
IORQ => IORQ,
NoRead => NoRead,
Write => Write,
RFSH_n => RFSH_n,
HALT_n => HALT_n,
WAIT_n => Wait_n,
INT_n => INT_n,
NMI_n => NMI_n,
RESET_n => RESET_n,
BUSRQ_n => BUSRQ_n,
BUSAK_n => BUSAK_n,
CLK_n => CLK_n,
A => A,
DInst => DI,
DI => DI_Reg,
DO => DO,
MC => MCycle,
TS => TState,
IntCycle_n => IntCycle_n);
process (RESET_n, CLK_n)
begin
if RESET_n = '0' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
DI_Reg <= "00000000";
elsif CLK_n'event and CLK_n = '1' then
if CLKEN = '1' then
RD_n <= '1';
WR_n <= '1';
IORQ_n <= '1';
MREQ_n <= '1';
if MCycle = "001" then
if TState = "001" or (TState = "010" and Wait_n = '0') then
RD_n <= not IntCycle_n;
MREQ_n <= not IntCycle_n;
IORQ_n <= IntCycle_n;
end if;
if TState = "011" then
MREQ_n <= '0';
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and NoRead = '0' and Write = '0' then
RD_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
if T2Write = 0 then
if TState = "010" and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
else
if (TState = "001" or (TState = "010" and Wait_n = '0')) and Write = '1' then
WR_n <= '0';
IORQ_n <= not IORQ;
MREQ_n <= IORQ;
end if;
end if;
end if;
if TState = "010" and Wait_n = '1' then
DI_Reg <= DI;
end if;
end if;
end if;
end process;
end;

View File

@@ -55,24 +55,29 @@ module TimePilot_MiST(
`include "rtl\build_id.v"
localparam CONF_STR = {
// "SPACEPLT;;",
"TIMEPLT;;",
"O2,Rotate Controls,Off,On;",
"O34,Scanlines,Off,25%,50%,75%;",
"T6,Reset;",
"O5,Blend,Off,On;",
"T0,Reset;",
"V,v1.15.",`BUILD_DATE
};
wire rotate = status[2];
wire [1:0] scanlines = status[4:3];
wire blend = status[5];
assign LED = 1;
assign AUDIO_R = AUDIO_L;
assign SDRAM_CLK = clock_48;
assign SDRAM_CLK = clock_48;
wire clock_48, clock_12, clock_14, pll_locked;
wire clock_48, clock_12, clock_6, clock_14, pll_locked;
pll pll(
.inclk0(CLOCK_27),
.c0(clock_48),//24,57600000
.c1(clock_12),//12.28800000
.c2(clock_14),//14.31800000
.c3(clock_6),
.locked(pll_locked)
);
@@ -83,10 +88,8 @@ wire [7:0] joystick_0;
wire [7:0] joystick_1;
wire scandoublerD;
wire ypbpr;
reg [10:0] audio;
wire hb, vb;
wire blankn = ~(hb | vb);
wire hs, vs;
reg [10:0] audio;
wire hs, vs;
wire [4:0] r,g,b;
wire [14:0] rom_addr;
wire [15:0] rom_do;
@@ -111,7 +114,7 @@ data_io data_io(
.ioctl_addr ( ioctl_addr ),
.ioctl_dout ( ioctl_dout )
);
sdram rom(
.*,
.init ( ~pll_locked ),
@@ -127,54 +130,53 @@ sdram rom(
reg reset = 1;
reg rom_loaded = 0;
always @(posedge clock_48) begin
always @(posedge clock_12) begin
reg ioctl_downlD;
ioctl_downlD <= ioctl_downl;
if (ioctl_downlD & ~ioctl_downl) rom_loaded <= 1;
reset <= status[0] | buttons[1] | status[6] | ~rom_loaded;
reset <= status[0] | buttons[1] | ~rom_loaded;
end
time_pilot time_pilot(
.clock_6(clock_6),
.clock_12(clock_12),
.clock_14(clock_14),
.reset(reset),
.video_r(r),
.video_g(g),
.video_b(b),
.video_hblank(hb),
.video_vblank(vb),
.video_hs(hs),
.video_vs(vs),
.audio_out(audio),
.roms_addr(rom_addr),
.roms_do(rom_do[7:0]),
.roms_rd(rom_rd),
.dip_switch_1("FF"), // Coinage_B / Coinage_A
.dip_switch_2("4B"), // Sound(8)/Difficulty(7-5)/Bonus(4)/Cocktail(3)/lives(2-1)
.start2(btn_two_players),
.start1(btn_one_player),
.coin1(btn_coin),
.fire1(m_fire),
.dip_switch_1(8'hFF), // Coinage_B / Coinage_A
.dip_switch_2(8'h4B), // Sound(8)/Difficulty(7-5)/Bonus(4)/Cocktail(3)/lives(2-1)
.start2(m_two_players),
.start1(m_one_player),
.coin1(m_coin1),
.fire1(m_fireA),
.right1(m_right),
.left1(m_left),
.down1(m_down),
.up1(m_up),
.fire2(m_fire),
.right2(m_right),
.left2(m_left),
.down2(m_down),
.up2(m_up) );
mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have no Idea
.fire2(m_fire2A),
.right2(m_right2),
.left2(m_left2),
.down2(m_down2),
.up2(m_up2)
);
mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(
.clk_sys ( clock_48 ),
.SPI_SCK ( SPI_SCK ),
.SPI_SS3 ( SPI_SS3 ),
.SPI_DI ( SPI_DI ),
.R ( blankn ? r : 0 ),
.G ( blankn ? g : 0 ),
.B ( blankn ? b : 0 ),
.R ( r ),
.G ( g ),
.B ( b ),
.HSync ( hs ),
.VSync ( vs ),
.VGA_R ( VGA_R ),
@@ -182,15 +184,16 @@ mist_video #(.COLOR_DEPTH(5), .SD_HCNT_WIDTH(10)) mist_video(//Wrong Colors have
.VGA_B ( VGA_B ),
.VGA_VS ( VGA_VS ),
.VGA_HS ( VGA_HS ),
// .ce_divider(0),
.rotate ( {1'b1,status[2]} ),
.ce_divider ( 1'b0 ),
.rotate ( { 1'b1, rotate } ),
.scandoubler_disable( scandoublerD ),
.scanlines ( status[4:3] ),
.scanlines ( scanlines ),
.blend ( blend ),
.ypbpr ( ypbpr )
);
user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
.clk_sys (clock_48 ),
.clk_sys (clock_12 ),
.conf_str (CONF_STR ),
.SPI_CLK (SPI_SCK ),
.SPI_SS_IO (CONF_DATA0 ),
@@ -209,48 +212,31 @@ user_io #(.STRLEN(($size(CONF_STR)>>3)))user_io(
);
dac #(.C_bits(16))dac(
.clk_i(clock_48),
.clk_i(clock_14),
.res_n_i(1),
.dac_i({audio, 5'b00000}),
.dac_o(AUDIO_L)
);
// Rotated Normal
wire m_up = ~status[2] ? btn_left | joystick_0[1] | joystick_1[1] : btn_up | joystick_0[3] | joystick_1[3];
wire m_down = ~status[2] ? btn_right | joystick_0[0] | joystick_1[0] : btn_down | joystick_0[2] | joystick_1[2];
wire m_left = ~status[2] ? btn_down | joystick_0[2] | joystick_1[2] : btn_left | joystick_0[1] | joystick_1[1];
wire m_right = ~status[2] ? btn_up | joystick_0[3] | joystick_1[3] : btn_right | joystick_0[0] | joystick_1[0];
wire m_fire = btn_fire1 | joystick_0[4] | joystick_1[4];
//wire m_bomb = btn_fire2 | joystick_0[5] | joystick_1[5];
reg btn_one_player = 0;
reg btn_two_players = 0;
reg btn_left = 0;
reg btn_right = 0;
reg btn_down = 0;
reg btn_up = 0;
reg btn_fire1 = 0;
//reg btn_fire2 = 0;
//reg btn_fire3 = 0;
reg btn_coin = 0;
always @(posedge clock_48) begin
reg old_state;
old_state <= key_strobe;
if(old_state != key_strobe) begin
case(key_code)
'h75: btn_up <= key_pressed; // up
'h72: btn_down <= key_pressed; // down
'h6B: btn_left <= key_pressed; // left
'h74: btn_right <= key_pressed; // right
'h76: btn_coin <= key_pressed; // ESC
'h05: btn_one_player <= key_pressed; // F1
'h06: btn_two_players <= key_pressed; // F2
//'h14: btn_fire3 <= key_pressed; // ctrl
//'h11: btn_fire2 <= key_pressed; // alt
'h29: btn_fire1 <= key_pressed; // Space
endcase
end
end
// Arcade inputs
wire m_up, m_down, m_left, m_right, m_fireA, m_fireB, m_fireC, m_fireD, m_fireE, m_fireF;
wire m_up2, m_down2, m_left2, m_right2, m_fire2A, m_fire2B, m_fire2C, m_fire2D, m_fire2E, m_fire2F;
wire m_tilt, m_coin1, m_coin2, m_coin3, m_coin4, m_one_player, m_two_players, m_three_players, m_four_players;
arcade_inputs inputs (
.clk ( clock_12 ),
.key_strobe ( key_strobe ),
.key_pressed ( key_pressed ),
.key_code ( key_code ),
.joystick_0 ( joystick_0 ),
.joystick_1 ( joystick_1 ),
.rotate ( rotate ),
.orientation ( 2'b11 ),
.joyswap ( 1'b0 ),
.oneplayer ( 1'b1 ),
.controls ( {m_tilt, m_coin4, m_coin3, m_coin2, m_coin1, m_four_players, m_three_players, m_two_players, m_one_player} ),
.player1 ( {m_fireF, m_fireE, m_fireD, m_fireC, m_fireB, m_fireA, m_up, m_down, m_left, m_right} ),
.player2 ( {m_fire2F, m_fire2E, m_fire2D, m_fire2C, m_fire2B, m_fire2A, m_up2, m_down2, m_left2, m_right2} )
);
endmodule

View File

@@ -14,7 +14,7 @@
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
//
// 13.1.4 Build 182 03/12/2014 SJ Web Edition
// 13.1.4 Build 182 03/12/2014 Patches 4.26 SJ Web Edition
// ************************************************************
@@ -41,31 +41,35 @@ module pll (
c0,
c1,
c2,
c3,
locked);
input inclk0;
output c0;
output c1;
output c2;
output c3;
output locked;
wire [4:0] sub_wire0;
wire sub_wire2;
wire [0:0] sub_wire7 = 1'h0;
wire [2:2] sub_wire4 = sub_wire0[2:2];
wire [0:0] sub_wire3 = sub_wire0[0:0];
wire sub_wire3;
wire [0:0] sub_wire8 = 1'h0;
wire [2:2] sub_wire5 = sub_wire0[2:2];
wire [0:0] sub_wire4 = sub_wire0[0:0];
wire [3:3] sub_wire2 = sub_wire0[3:3];
wire [1:1] sub_wire1 = sub_wire0[1:1];
wire c1 = sub_wire1;
wire locked = sub_wire2;
wire c0 = sub_wire3;
wire c2 = sub_wire4;
wire sub_wire5 = inclk0;
wire [1:0] sub_wire6 = {sub_wire7, sub_wire5};
wire c3 = sub_wire2;
wire locked = sub_wire3;
wire c0 = sub_wire4;
wire c2 = sub_wire5;
wire sub_wire6 = inclk0;
wire [1:0] sub_wire7 = {sub_wire8, sub_wire6};
altpll altpll_component (
.inclk (sub_wire6),
.inclk (sub_wire7),
.clk (sub_wire0),
.locked (sub_wire2),
.locked (sub_wire3),
.activeclock (),
.areset (1'b0),
.clkbad (),
@@ -102,18 +106,22 @@ module pll (
.vcounderrange ());
defparam
altpll_component.bandwidth_type = "AUTO",
altpll_component.clk0_divide_by = 26,
altpll_component.clk0_divide_by = 115,
altpll_component.clk0_duty_cycle = 50,
altpll_component.clk0_multiply_by = 47,
altpll_component.clk0_multiply_by = 208,
altpll_component.clk0_phase_shift = "0",
altpll_component.clk1_divide_by = 104,
altpll_component.clk1_divide_by = 115,
altpll_component.clk1_duty_cycle = 50,
altpll_component.clk1_multiply_by = 47,
altpll_component.clk1_multiply_by = 52,
altpll_component.clk1_phase_shift = "0",
altpll_component.clk2_divide_by = 395,
altpll_component.clk2_duty_cycle = 50,
altpll_component.clk2_multiply_by = 208,
altpll_component.clk2_phase_shift = "0",
altpll_component.clk3_divide_by = 115,
altpll_component.clk3_duty_cycle = 50,
altpll_component.clk3_multiply_by = 26,
altpll_component.clk3_phase_shift = "0",
altpll_component.compensate_clock = "CLK0",
altpll_component.inclk0_input_frequency = 37037,
altpll_component.intended_device_family = "Cyclone III",
@@ -149,7 +157,7 @@ module pll (
altpll_component.port_clk0 = "PORT_USED",
altpll_component.port_clk1 = "PORT_USED",
altpll_component.port_clk2 = "PORT_USED",
altpll_component.port_clk3 = "PORT_UNUSED",
altpll_component.port_clk3 = "PORT_USED",
altpll_component.port_clk4 = "PORT_UNUSED",
altpll_component.port_clk5 = "PORT_UNUSED",
altpll_component.port_clkena0 = "PORT_UNUSED",
@@ -187,15 +195,18 @@ endmodule
// Retrieval info: PRIVATE: CUR_DEDICATED_CLK STRING "c0"
// Retrieval info: PRIVATE: CUR_FBIN_CLK STRING "c0"
// Retrieval info: PRIVATE: DEVICE_SPEED_GRADE STRING "8"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "26"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "104"
// Retrieval info: PRIVATE: DIV_FACTOR0 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR1 NUMERIC "115"
// Retrieval info: PRIVATE: DIV_FACTOR2 NUMERIC "395"
// Retrieval info: PRIVATE: DIV_FACTOR3 NUMERIC "115"
// Retrieval info: PRIVATE: DUTY_CYCLE0 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE1 STRING "50.00000000"
// Retrieval info: PRIVATE: DUTY_CYCLE2 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.807693"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.201923"
// Retrieval info: PRIVATE: DUTY_CYCLE3 STRING "50.00000000"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE0 STRING "48.834782"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE1 STRING "12.208695"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE2 STRING "14.217722"
// Retrieval info: PRIVATE: EFF_OUTPUT_FREQ_VALUE3 STRING "6.104348"
// Retrieval info: PRIVATE: EXPLICIT_SWITCHOVER_COUNTER STRING "0"
// Retrieval info: PRIVATE: EXT_FEEDBACK_RADIO STRING "0"
// Retrieval info: PRIVATE: GLOCKED_COUNTER_EDIT_CHANGED STRING "1"
@@ -218,32 +229,40 @@ endmodule
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT1 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: LVDS_PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: MIG_DEVICE_SPEED_GRADE STRING "Any"
// Retrieval info: PRIVATE: MIRROR_CLK0 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK1 STRING "0"
// Retrieval info: PRIVATE: MIRROR_CLK2 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "47"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "47"
// Retrieval info: PRIVATE: MIRROR_CLK3 STRING "0"
// Retrieval info: PRIVATE: MULT_FACTOR0 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR1 NUMERIC "52"
// Retrieval info: PRIVATE: MULT_FACTOR2 NUMERIC "208"
// Retrieval info: PRIVATE: MULT_FACTOR3 NUMERIC "26"
// Retrieval info: PRIVATE: NORMAL_MODE_RADIO STRING "1"
// Retrieval info: PRIVATE: OUTPUT_FREQ0 STRING "48.78400000"
// Retrieval info: PRIVATE: OUTPUT_FREQ1 STRING "12.19600000"
// Retrieval info: PRIVATE: OUTPUT_FREQ2 STRING "14.22800000"
// Retrieval info: PRIVATE: OUTPUT_FREQ3 STRING "100.00000000"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE0 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE1 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE2 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_MODE3 STRING "0"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT0 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT1 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT2 STRING "MHz"
// Retrieval info: PRIVATE: OUTPUT_FREQ_UNIT3 STRING "MHz"
// Retrieval info: PRIVATE: PHASE_RECONFIG_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: PHASE_RECONFIG_INPUTS_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT0 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT1 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT2 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT3 STRING "0.00000000"
// Retrieval info: PRIVATE: PHASE_SHIFT_STEP_ENABLED_CHECK STRING "0"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT0 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT1 STRING "deg"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT2 STRING "ps"
// Retrieval info: PRIVATE: PHASE_SHIFT_UNIT3 STRING "ps"
// Retrieval info: PRIVATE: PLL_ADVANCED_PARAM_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_ARESET_CHECK STRING "0"
// Retrieval info: PRIVATE: PLL_AUTOPLL_CHECK NUMERIC "1"
@@ -268,31 +287,38 @@ endmodule
// Retrieval info: PRIVATE: STICKY_CLK0 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK1 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK2 STRING "1"
// Retrieval info: PRIVATE: STICKY_CLK3 STRING "1"
// Retrieval info: PRIVATE: SWITCHOVER_COUNT_EDIT NUMERIC "1"
// Retrieval info: PRIVATE: SWITCHOVER_FEATURE_ENABLED STRING "1"
// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
// Retrieval info: PRIVATE: USE_CLK0 STRING "1"
// Retrieval info: PRIVATE: USE_CLK1 STRING "1"
// Retrieval info: PRIVATE: USE_CLK2 STRING "1"
// Retrieval info: PRIVATE: USE_CLK3 STRING "1"
// Retrieval info: PRIVATE: USE_CLKENA0 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA1 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA2 STRING "0"
// Retrieval info: PRIVATE: USE_CLKENA3 STRING "0"
// Retrieval info: PRIVATE: USE_MIL_SPEED_GRADE NUMERIC "0"
// Retrieval info: PRIVATE: ZERO_DELAY_RADIO STRING "0"
// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
// Retrieval info: CONSTANT: BANDWIDTH_TYPE STRING "AUTO"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK0_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK0_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK0_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK0_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "104"
// Retrieval info: CONSTANT: CLK1_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK1_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "47"
// Retrieval info: CONSTANT: CLK1_MULTIPLY_BY NUMERIC "52"
// Retrieval info: CONSTANT: CLK1_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK2_DIVIDE_BY NUMERIC "395"
// Retrieval info: CONSTANT: CLK2_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK2_MULTIPLY_BY NUMERIC "208"
// Retrieval info: CONSTANT: CLK2_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: CLK3_DIVIDE_BY NUMERIC "115"
// Retrieval info: CONSTANT: CLK3_DUTY_CYCLE NUMERIC "50"
// Retrieval info: CONSTANT: CLK3_MULTIPLY_BY NUMERIC "26"
// Retrieval info: CONSTANT: CLK3_PHASE_SHIFT STRING "0"
// Retrieval info: CONSTANT: COMPENSATE_CLOCK STRING "CLK0"
// Retrieval info: CONSTANT: INCLK0_INPUT_FREQUENCY NUMERIC "37037"
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone III"
@@ -327,7 +353,7 @@ endmodule
// Retrieval info: CONSTANT: PORT_clk0 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk1 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk2 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk3 STRING "PORT_USED"
// Retrieval info: CONSTANT: PORT_clk4 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clk5 STRING "PORT_UNUSED"
// Retrieval info: CONSTANT: PORT_clkena0 STRING "PORT_UNUSED"
@@ -346,6 +372,7 @@ endmodule
// Retrieval info: USED_PORT: c0 0 0 0 0 OUTPUT_CLK_EXT VCC "c0"
// Retrieval info: USED_PORT: c1 0 0 0 0 OUTPUT_CLK_EXT VCC "c1"
// Retrieval info: USED_PORT: c2 0 0 0 0 OUTPUT_CLK_EXT VCC "c2"
// Retrieval info: USED_PORT: c3 0 0 0 0 OUTPUT_CLK_EXT VCC "c3"
// Retrieval info: USED_PORT: inclk0 0 0 0 0 INPUT_CLK_EXT GND "inclk0"
// Retrieval info: USED_PORT: locked 0 0 0 0 OUTPUT GND "locked"
// Retrieval info: CONNECT: @inclk 0 0 1 1 GND 0 0 0 0
@@ -353,6 +380,7 @@ endmodule
// Retrieval info: CONNECT: c0 0 0 0 0 @clk 0 0 1 0
// Retrieval info: CONNECT: c1 0 0 0 0 @clk 0 0 1 1
// Retrieval info: CONNECT: c2 0 0 0 0 @clk 0 0 1 2
// Retrieval info: CONNECT: c3 0 0 0 0 @clk 0 0 1 3
// Retrieval info: CONNECT: locked 0 0 0 0 @locked 0 0 0 0
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.v TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL pll.ppf TRUE

View File

@@ -0,0 +1,254 @@
//
// sdram.v
//
// Static RAM controller implementation using SDRAM MT48LC16M16A2
//
// Copyright (c) 2015,2016 Sorgelig
//
// Some parts of SDRAM code used from project:
// http://hamsterworks.co.nz/mediawiki/index.php/Simple_SDRAM_Controller
//
// This source file 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 3 of the License, or
// (at your option) any later version.
//
// This source file 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, see <http://www.gnu.org/licenses/>.
//
// ------------------------------------------
//
// v2.1 - Add universal 8/16 bit mode.
//
module sdram
(
input init, // reset to initialize RAM
input clk, // clock ~100MHz
//
// SDRAM_* - signals to the MT48LC16M16 chip
inout reg [15:0] SDRAM_DQ, // 16 bit bidirectional data bus
output reg [12:0] SDRAM_A, // 13 bit multiplexed address bus
output reg SDRAM_DQML, // two byte masks
output reg SDRAM_DQMH, //
output reg [1:0] SDRAM_BA, // two banks
output SDRAM_nCS, // a single chip select
output SDRAM_nWE, // write enable
output SDRAM_nRAS, // row address select
output SDRAM_nCAS, // columns address select
output SDRAM_CKE, // clock enable
//
input [1:0] wtbt, // 16bit mode: bit1 - write high byte, bit0 - write low byte,
// 8bit mode: 2'b00 - use addr[0] to decide which byte to write
// Ignored while reading.
//
input [24:0] addr, // 25 bit address for 8bit mode. addr[0] = 0 for 16bit mode for correct operations.
output [15:0] dout, // data output to cpu
input [15:0] din, // data input from cpu
input we, // cpu requests write
input rd, // cpu requests read
output reg ready // dout is valid. Ready to accept new read/write.
);
assign SDRAM_nCS = command[3];
assign SDRAM_nRAS = command[2];
assign SDRAM_nCAS = command[1];
assign SDRAM_nWE = command[0];
assign SDRAM_CKE = cke;
// no burst configured
localparam BURST_LENGTH = 3'b000; // 000=1, 001=2, 010=4, 011=8
localparam ACCESS_TYPE = 1'b0; // 0=sequential, 1=interleaved
localparam CAS_LATENCY = 3'd2; // 2 for < 100MHz, 3 for >100MHz
localparam OP_MODE = 2'b00; // only 00 (standard operation) allowed
localparam NO_WRITE_BURST = 1'b1; // 0= write burst enabled, 1=only single access write
localparam MODE = {3'b000, NO_WRITE_BURST, OP_MODE, CAS_LATENCY, ACCESS_TYPE, BURST_LENGTH};
localparam sdram_startup_cycles= 14'd12100;// 100us, plus a little more, @ 100MHz
localparam cycles_per_refresh = 14'd186; // (64000*24)/8192-1 Calc'd as (64ms @ 24MHz)/8192 rose
localparam startup_refresh_max = 14'b11111111111111;
// SDRAM commands
localparam CMD_INHIBIT = 4'b1111;
localparam CMD_NOP = 4'b0111;
localparam CMD_ACTIVE = 4'b0011;
localparam CMD_READ = 4'b0101;
localparam CMD_WRITE = 4'b0100;
localparam CMD_BURST_TERMINATE = 4'b0110;
localparam CMD_PRECHARGE = 4'b0010;
localparam CMD_AUTO_REFRESH = 4'b0001;
localparam CMD_LOAD_MODE = 4'b0000;
reg [13:0] refresh_count = startup_refresh_max - sdram_startup_cycles;
reg [3:0] command = CMD_INHIBIT;
reg cke = 0;
reg [24:0] save_addr;
reg [15:0] data;
assign dout = save_addr[0] ? {data[7:0], data[15:8]} : {data[15:8], data[7:0]};
typedef enum
{
STATE_STARTUP,
STATE_OPEN_1,
STATE_WRITE,
STATE_READ,
STATE_IDLE, STATE_IDLE_1, STATE_IDLE_2, STATE_IDLE_3,
STATE_IDLE_4, STATE_IDLE_5, STATE_IDLE_6, STATE_IDLE_7
} state_t;
state_t state = STATE_STARTUP;
always @(posedge clk) begin
reg old_we, old_rd;
reg [CAS_LATENCY:0] data_ready_delay;
reg [15:0] new_data;
reg [1:0] new_wtbt;
reg new_we;
reg new_rd;
reg save_we = 1;
command <= CMD_NOP;
refresh_count <= refresh_count+1'b1;
data_ready_delay <= {1'b0, data_ready_delay[CAS_LATENCY:1]};
if(data_ready_delay[0]) data <= SDRAM_DQ;
case(state)
STATE_STARTUP: begin
//------------------------------------------------------------------------
//-- This is the initial startup state, where we wait for at least 100us
//-- before starting the start sequence
//--
//-- The initialisation is sequence is
//-- * de-assert SDRAM_CKE
//-- * 100us wait,
//-- * assert SDRAM_CKE
//-- * wait at least one cycle,
//-- * PRECHARGE
//-- * wait 2 cycles
//-- * REFRESH,
//-- * tREF wait
//-- * REFRESH,
//-- * tREF wait
//-- * LOAD_MODE_REG
//-- * 2 cycles wait
//------------------------------------------------------------------------
cke <= 1;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
SDRAM_DQML <= 1;
SDRAM_DQMH <= 1;
SDRAM_A <= 0;
SDRAM_BA <= 0;
// All the commands during the startup are NOPS, except these
if(refresh_count == startup_refresh_max-31) begin
// ensure all rows are closed
command <= CMD_PRECHARGE;
SDRAM_A[10] <= 1; // all banks
SDRAM_BA <= 2'b00;
end else if (refresh_count == startup_refresh_max-23) begin
// these refreshes need to be at least tREF (66ns) apart
command <= CMD_AUTO_REFRESH;
end else if (refresh_count == startup_refresh_max-15)
command <= CMD_AUTO_REFRESH;
else if (refresh_count == startup_refresh_max-7) begin
// Now load the mode register
command <= CMD_LOAD_MODE;
SDRAM_A <= MODE;
end
//------------------------------------------------------
//-- if startup is complete then go into idle mode,
//-- get prepared to accept a new command, and schedule
//-- the first refresh cycle
//------------------------------------------------------
if(!refresh_count) begin
state <= STATE_IDLE;
ready <= 1;
refresh_count <= 0;
end
end
STATE_IDLE_7: state <= STATE_IDLE_6;
STATE_IDLE_6: state <= STATE_IDLE_5;
STATE_IDLE_5: state <= STATE_IDLE_4;
STATE_IDLE_4: state <= STATE_IDLE_3;
STATE_IDLE_3: state <= STATE_IDLE_2;
STATE_IDLE_2: state <= STATE_IDLE_1;
STATE_IDLE_1: begin
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
state <= STATE_IDLE;
// mask possible refresh to reduce colliding.
if(refresh_count > cycles_per_refresh) begin
//------------------------------------------------------------------------
//-- Start the refresh cycle.
//-- This tasks tRFC (66ns), so 2 idle cycles are needed @ 24MHz
//------------------------------------------------------------------------
state <= STATE_IDLE_2;
command <= CMD_AUTO_REFRESH;
refresh_count <= refresh_count - cycles_per_refresh + 1'd1;
end
end
STATE_IDLE: begin
// Priority is to issue a refresh if one is outstanding
if(refresh_count > (cycles_per_refresh<<1)) state <= STATE_IDLE_1;
else if(new_rd | new_we) begin
new_we <= 0;
new_rd <= 0;
save_addr<= addr;
save_we <= new_we;
state <= STATE_OPEN_1;
command <= CMD_ACTIVE;
SDRAM_A <= addr[13:1];
SDRAM_BA <= addr[24:23];
end
end
// ACTIVE-to-READ or WRITE delay >20ns (1 cycle @ 24 MHz)(-75)
STATE_OPEN_1: begin
SDRAM_A <= {4'b0010, save_addr[22:14]};
SDRAM_DQML <= save_we & (new_wtbt ? ~new_wtbt[0] : save_addr[0]);
SDRAM_DQMH <= save_we & (new_wtbt ? ~new_wtbt[1] : ~save_addr[0]);
state <= save_we ? STATE_WRITE : STATE_READ;
end
STATE_READ: begin
state <= STATE_IDLE_5;
command <= CMD_READ;
SDRAM_DQ <= 16'bZZZZZZZZZZZZZZZZ;
// Schedule reading the data values off the bus
data_ready_delay[CAS_LATENCY] <= 1;
end
STATE_WRITE: begin
state <= STATE_IDLE_5;
command <= CMD_WRITE;
SDRAM_DQ <= new_wtbt ? new_data : {new_data[7:0], new_data[7:0]};
ready <= 1;
end
endcase
if(init) begin
state <= STATE_STARTUP;
refresh_count <= startup_refresh_max - sdram_startup_cycles;
end
old_we <= we;
old_rd <= rd;
if(we & ~old_we) {ready, new_we, new_data, new_wtbt} <= {1'b0, 1'b1, din, wtbt};
else
if((rd & ~old_rd) || (rd & old_rd & (save_addr != addr))) {ready, new_rd} <= {1'b0, 1'b1};
end
endmodule

View File

@@ -81,6 +81,7 @@ use ieee.numeric_std.all;
entity time_pilot is
port(
clock_6 : in std_logic;
clock_12 : in std_logic;
clock_14 : in std_logic;
reset : in std_logic;
@@ -123,7 +124,6 @@ architecture struct of time_pilot is
signal reset_n: std_logic;
signal clock_12n : std_logic;
signal clock_6 : std_logic := '0';
signal clock_6n : std_logic;
signal clock_div : std_logic_vector(1 downto 0) := "00";
@@ -229,19 +229,6 @@ begin
end if;
end process;
-- make 6MHz clock from 12MHz
process (clock_12)
begin
if reset='1' then
clock_6 <= '0';
else
if rising_edge(clock_12) then
clock_6 <= not clock_6;
end if;
end if;
end process;
--------------------------
-- Video/sprite scanner --
--------------------------

View File

@@ -48,8 +48,8 @@ architecture struct of time_pilot_sound_board is
signal clock_div1 : std_logic_vector(11 downto 0) := (others => '0');
signal biquinary_div : std_logic_vector(3 downto 0) := (others => '0');
signal cpu_clock : std_logic;
signal ayx_clock : std_logic;
signal cpu_clock_en : std_logic;
signal ayx_clock_en : std_logic;
signal cpu_addr : std_logic_vector(15 downto 0);
signal cpu_di : std_logic_vector( 7 downto 0);
@@ -241,8 +241,8 @@ begin
end process;
-- make clocks for cpu and sound generators
cpu_clock <= clock_div1(2);
ayx_clock <= not clock_div1(2);
cpu_clock_en <= '1' when clock_div1(2 downto 0) = "011" else '0';
ayx_clock_en <= '1' when clock_div1(2 downto 0) = "111" else '0';
-- mux rom/ram/devices data ouput to cpu data input w.r.t cpu address
cpu_di <= cpu_rom_do when cpu_addr(15 downto 12) = "0000" else -- 0000-0FFF
@@ -277,9 +277,9 @@ ay1_port_b_di <= biquinary_div(0)&biquinary_div(3)&biquinary_div(2)&clock_div1(1
clr_irq_n <= reset_n and (cpu_m1_n or cpu_iorq_n);
-- regsiter filters commands (11 bits data are cpu address)
process (cpu_clock)
process (clock_14, cpu_clock_en)
begin
if rising_edge(cpu_clock) then
if rising_edge(clock_14) and cpu_clock_en = '1' then
if filter_cmd_we = '1' then filter_cmd <= cpu_addr(11 downto 0); end if;
end if;
end process;
@@ -303,9 +303,9 @@ begin
end process;
-- demux AY chips output
process (ayx_clock)
process (clock_14, ayx_clock_en)
begin
if rising_edge(ayx_clock) then
if rising_edge(clock_14) and ayx_clock_en = '1' then
if ay1_audio_chan = "00" then ay1_chan_a <= ay1_audio_muxed; end if;
if ay1_audio_chan = "01" then ay1_chan_b <= ay1_audio_muxed; end if;
if ay1_audio_chan = "10" then ay1_chan_c <= ay1_audio_muxed; end if;
@@ -320,8 +320,8 @@ cpu : entity work.T80se
generic map(Mode => 0, T2Write => 1, IOWait => 1)
port map(
RESET_n => reset_n,
CLK_n => cpu_clock,
CLKEN => '1',
CLK_n => clock_14,
CLKEN => cpu_clock_en,
WAIT_n => '1',
INT_n => cpu_irq_n,
NMI_n => '1',
@@ -385,9 +385,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);
-- AY-3-8910 #2
@@ -417,9 +417,9 @@ port map(
O_IOB => open, -- out std_logic_vector(7 downto 0);
O_IOB_OE_L => open, -- out std_logic;
ENA => '1', --cpu_ena, -- in std_logic; -- clock enable for higher speed operation
ENA => ayx_clock_en, -- in std_logic; -- clock enable for higher speed operation
RESET_L => reset_n, -- in std_logic;
CLK => ayx_clock -- in std_logic -- note 6 Mhz
CLK => clock_14 -- in std_logic
);

View File

@@ -41,31 +41,10 @@
# ========================
set_global_assignment -name ORIGINAL_QUARTUS_VERSION 15.1.0
set_global_assignment -name PROJECT_CREATION_TIME_DATE "17:45:13 JUNE 17,2016"
set_global_assignment -name LAST_QUARTUS_VERSION 13.1
set_global_assignment -name LAST_QUARTUS_VERSION "13.1 SP4.26"
set_global_assignment -name PROJECT_OUTPUT_DIRECTORY output_files
set_global_assignment -name NUM_PARALLEL_PROCESSORS ALL
set_global_assignment -name PRE_FLOW_SCRIPT_FILE "quartus_sh:rtl/build_id.tcl"
set_global_assignment -name SYSTEMVERILOG_FILE rtl/TimePilot_MiST.sv
set_global_assignment -name VHDL_FILE rtl/time_pilot.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/time_pilot_sound_board.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sprite_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_palette_green_red.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_palette_blue_green.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_char_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_char_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80se.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Reg.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_Pack.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_MCode.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80_ALU.vhd
set_global_assignment -name VHDL_FILE rtl/T80/T80.vhd
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name QIP_FILE ../../../common/mist/mist.qip
# Pin & Location Assignments
# ==========================
@@ -138,6 +117,40 @@ set_location_assignment PIN_66 -to SDRAM_nWE
set_location_assignment PIN_59 -to SDRAM_nCS
set_location_assignment PIN_33 -to SDRAM_CKE
set_location_assignment PIN_43 -to SDRAM_CLK
set_location_assignment PLL_1 -to "pll:pll|altpll:altpll_component"
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_A[*]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[0]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_BA[1]
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQMH
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_DQML
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nRAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCAS
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nWE
set_instance_assignment -name FAST_OUTPUT_REGISTER ON -to SDRAM_nCS
set_instance_assignment -name FAST_OUTPUT_ENABLE_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name FAST_INPUT_REGISTER ON -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_A[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQ[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_BA[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQML
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_DQMH
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nRAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCAS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nWE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_nCS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CKE
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to SDRAM_CLK
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_R[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_G[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_B[*]
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_HS
set_instance_assignment -name CURRENT_STRENGTH_NEW "MAXIMUM CURRENT" -to VGA_VS
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_L
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to AUDIO_R
set_instance_assignment -name CURRENT_STRENGTH_NEW 4MA -to SPI_DO
# Classic Timing Assignments
# ==========================
@@ -171,7 +184,7 @@ set_global_assignment -name ENABLE_NCE_PIN OFF
# EDA Netlist Writer Assignments
# ==============================
set_global_assignment -name EDA_SIMULATION_TOOL "ModelSim-Altera (VHDL)"
set_global_assignment -name EDA_SIMULATION_TOOL "<None>"
# Assembler Assignments
# =====================
@@ -203,13 +216,30 @@ set_global_assignment -name OUTPUT_IO_TIMING_NEAR_END_VMEAS "HALF VCCIO" -rise
# Incremental Compilation Assignments
# ===================================
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
# end DESIGN_PARTITION(Top)
# -------------------------
# end ENTITY(TimePilot_MiST)
# --------------------------
set_global_assignment -name SYSTEMVERILOG_FILE rtl/TimePilot_MiST.sv
set_global_assignment -name VHDL_FILE rtl/time_pilot.vhd
set_global_assignment -name VHDL_FILE rtl/gen_video.vhd
set_global_assignment -name VHDL_FILE rtl/gen_ram.vhd
set_global_assignment -name VHDL_FILE rtl/time_pilot_sound_board.vhd
set_global_assignment -name VHDL_FILE rtl/YM2149_linmix_sep.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sprite_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sprite_color_lut.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_sound_prog.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_palette_green_red.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_palette_blue_green.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_char_grphx.vhd
set_global_assignment -name VHDL_FILE rtl/rom/time_pilot_char_color_lut.vhd
set_global_assignment -name SYSTEMVERILOG_FILE rtl/sdram.sv
set_global_assignment -name VERILOG_FILE rtl/pll.v
set_global_assignment -name QIP_FILE ../../../common/CPU/T80/T80.qip
set_global_assignment -name QIP_FILE ../../../common/mist/mist.qip
set_instance_assignment -name PARTITION_HIERARCHY root_partition -to | -section_id Top

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## Generated SDC file "vectrex_MiST.out.sdc"
## Copyright (C) 1991-2013 Altera Corporation
## Your use of Altera Corporation's design tools, logic functions
## and other software and tools, and its AMPP partner logic
## functions, and any output files from any of the foregoing
## (including device programming or simulation files), and any
## associated documentation or information are expressly subject
## to the terms and conditions of the Altera Program License
## Subscription Agreement, Altera MegaCore Function License
## Agreement, or other applicable license agreement, including,
## without limitation, that your use is for the sole purpose of
## programming logic devices manufactured by Altera and sold by
## Altera or its authorized distributors. Please refer to the
## applicable agreement for further details.
## VENDOR "Altera"
## PROGRAM "Quartus II"
## VERSION "Version 13.1.0 Build 162 10/23/2013 SJ Web Edition"
## DATE "Sun Jun 24 12:53:00 2018"
##
## DEVICE "EP3C25E144C8"
##
# Clock constraints
# Automatically constrain PLL and other generated clocks
derive_pll_clocks -create_base_clocks
# Automatically calculate clock uncertainty to jitter and other effects.
derive_clock_uncertainty
# tsu/th constraints
# tco constraints
# tpd constraints
#**************************************************************
# Time Information
#**************************************************************
set_time_format -unit ns -decimal_places 3
#**************************************************************
# Create Clock
#**************************************************************
create_clock -name {SPI_SCK} -period 41.666 -waveform { 20.8 41.666 } [get_ports {SPI_SCK}]
set sys_clk "pll|altpll_component|auto_generated|pll1|clk[1]"
set sdram_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
set snd_clk "pll|altpll_component|auto_generated|pll1|clk[2]"
set vid_clk "pll|altpll_component|auto_generated|pll1|clk[0]"
#**************************************************************
# Create Generated Clock
#**************************************************************
#**************************************************************
# Set Clock Latency
#**************************************************************
#**************************************************************
# Set Clock Uncertainty
#**************************************************************
#**************************************************************
# Set Input Delay
#**************************************************************
set_input_delay -add_delay -clock_fall -clock [get_clocks {CLOCK_27}] 1.000 [get_ports {CLOCK_27}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {CONF_DATA0}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DI}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SCK}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS2}]
set_input_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_SS3}]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 6.6 [get_ports SDRAM_DQ[*]]
set_input_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min 3.5 [get_ports SDRAM_DQ[*]]
#**************************************************************
# Set Output Delay
#**************************************************************
set_output_delay -add_delay -clock_fall -clock [get_clocks {SPI_SCK}] 1.000 [get_ports {SPI_DO}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_L}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $snd_clk] 1.000 [get_ports {AUDIO_R}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $sys_clk] 1.000 [get_ports {LED}]
set_output_delay -add_delay -clock_fall -clock [get_clocks $vid_clk] 1.000 [get_ports {VGA_*}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -max 1.5 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
set_output_delay -clock [get_clocks $sdram_clk] -reference_pin [get_ports {SDRAM_CLK}] -min -0.8 [get_ports {SDRAM_D* SDRAM_A* SDRAM_BA* SDRAM_n* SDRAM_CKE}]
#**************************************************************
# Set Clock Groups
#**************************************************************
set_clock_groups -asynchronous -group [get_clocks {SPI_SCK}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[*]}]
# audio-main cpu clocks are asynchronous
set_clock_groups -asynchronous -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[3]}] -group [get_clocks {pll|altpll_component|auto_generated|pll1|clk[2]}]
#**************************************************************
# Set False Path
#**************************************************************
#**************************************************************
# Set Multicycle Path
#**************************************************************
set_multicycle_path -to {VGA_*[*]} -setup 2
set_multicycle_path -to {VGA_*[*]} -hold 1
#**************************************************************
# Set Maximum Delay
#**************************************************************
#**************************************************************
# Set Minimum Delay
#**************************************************************
#**************************************************************
# Set Input Transition
#**************************************************************

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@@ -1 +0,0 @@
{ "" "" "" "*" { } { } 0 10492 "" 0 0 "Quartus II" 0 -1 0 ""}