From 36a53ce255c40f7051820ffbaaac1dd646a83bfb Mon Sep 17 00:00:00 2001
From: michael <michael>
Date: Thu, 8 Mar 2007 22:00:53 +0000
Subject: [PATCH] connect LEDs on IDE board to main FPGA and let them blink

---
 heartbeat/raggedstone.ucf            |  4 ++++
 heartbeat/source/heartbeat.vhd       | 20 ++++++++++++-----
 heartbeat/source/top_raggedstone.vhd | 18 ++++++++++++---
 ideboard/.cvsignore                  | 33 ++++++++++++++++++++++++++++
 ideboard/source/ide.vhd              | 16 +++++++-------
 5 files changed, 74 insertions(+), 17 deletions(-)
 create mode 100644 ideboard/.cvsignore

diff --git a/heartbeat/raggedstone.ucf b/heartbeat/raggedstone.ucf
index 9f9ac54..57b59c4 100644
--- a/heartbeat/raggedstone.ucf
+++ b/heartbeat/raggedstone.ucf
@@ -50,3 +50,7 @@ NET "PCI_nTRDY"  LOC = "B13" | IOSTANDARD = PCI33_3  | SLEW = FAST ;
 NET "PCI_PAR"  LOC = "A9" | IOSTANDARD = PCI33_3  | SLEW = FAST ;
 NET "LED5"  LOC = "AB4" | IOSTANDARD = LVCMOS33 ;
 NET "LED4"  LOC = "AA4" | IOSTANDARD = LVCMOS33 ;
+NET "IDE1"  LOC = "Y1" | IOSTANDARD = LVCMOS33 ;
+NET "IDE2"  LOC = "M6" | IOSTANDARD = LVCMOS33 ;
+NET "IDE3"  LOC = "M5" | IOSTANDARD = LVCMOS33 ;
+NET "IDE4"  LOC = "U2" | IOSTANDARD = LVCMOS33 ;
diff --git a/heartbeat/source/heartbeat.vhd b/heartbeat/source/heartbeat.vhd
index 03a465b..cae72cd 100644
--- a/heartbeat/source/heartbeat.vhd
+++ b/heartbeat/source/heartbeat.vhd
@@ -14,7 +14,11 @@ port (
 	led2_o : out std_logic;
 	led3_o : out std_logic;
 	led4_o : out std_logic;
-	led5_o : out std_logic
+	led5_o : out std_logic;
+	led6_o : out std_logic;
+	led7_o : out std_logic;
+	led8_o : out std_logic;
+	led9_o : out std_logic
 );   
 
 end heartbeat;
@@ -24,7 +28,7 @@ begin
 
 process(clk_i, nrst_i)
 variable counter : std_logic_vector(31 downto 0);
-variable state : std_logic_vector(3 downto 0) := "0001";
+variable state : std_logic_vector(7 downto 0) := "00000001";
 variable direction : std_logic := '0';
 begin
 
@@ -36,9 +40,13 @@ if (rising_edge(clk_i)) then
 		led3_o <= state(1);
 		led4_o <= state(2);
 		led5_o <= state(3);
+		led6_o <= state(4);
+		led7_o <= state(5);
+		led8_o <= state(6);
+		led9_o <= state(7);
 		counter := counter + 1;
 		if counter = divider then
-			if state(3) = '1' then
+			if state(7) = '1' then
 				direction := '1';
 			end if;
 
@@ -47,11 +55,11 @@ if (rising_edge(clk_i)) then
 			end if;
 
 			if direction = '0' then
-				state(3 downto 1) := state(2 downto 0);
+				state(7 downto 1) := state(6 downto 0);
 				state(0) := '0';
 			else
-				state(2 downto 0) := state(3 downto 1);
-				state(3) := '0';
+				state(6 downto 0) := state(7 downto 1);
+				state(7) := '0';
 			end if;
 			counter := (others => '0');
 	        end if;
diff --git a/heartbeat/source/top_raggedstone.vhd b/heartbeat/source/top_raggedstone.vhd
index b073989..c798294 100644
--- a/heartbeat/source/top_raggedstone.vhd
+++ b/heartbeat/source/top_raggedstone.vhd
@@ -63,7 +63,11 @@ port (
 	LED3	: out std_logic;
 	LED2	: out std_logic;
 	LED4		: out std_logic;
-	LED5		: out std_logic
+	LED5		: out std_logic;
+	IDE1	: out std_logic;
+	IDE2	: out std_logic;
+	IDE3	: out std_logic;
+	IDE4	: out std_logic
 
 );
 end raggedstone;
@@ -127,7 +131,11 @@ port (
 	led2_o : out std_logic;
 	led3_o : out std_logic;
 	led4_o : out std_logic;
-	led5_o : out std_logic
+	led5_o : out std_logic;
+	led6_o : out std_logic;
+	led7_o : out std_logic;
+	led8_o : out std_logic;
+	led9_o : out std_logic
 );
 end component;
 
@@ -198,7 +206,11 @@ port map(
 	led2_o => LED2,
 	led3_o => LED3,
 	led4_o => LED4,
-	led5_o => LED5
+	led5_o => LED5,
+	led6_o => IDE1,
+	led7_o => IDE2,
+	led8_o => IDE3,
+	led9_o => IDE4
 );
 
 end raggedstone_arch;
diff --git a/ideboard/.cvsignore b/ideboard/.cvsignore
new file mode 100644
index 0000000..c9ea511
--- /dev/null
+++ b/ideboard/.cvsignore
@@ -0,0 +1,33 @@
+_impact*
+_ngo
+ideboard-xcf02s.mcs
+ideboard-xcf02s.prm
+ideboard-xcf04s.mcs
+ideboard-xcf04s.prm
+ideboard.bgn
+ideboard.bit
+ideboard.bld
+ideboard.drc
+ideboard.lso
+ideboard.ncd
+ideboard.ngc
+ideboard.ngd
+ideboard.ngr
+ideboard.pad
+ideboard.par
+ideboard.pcf
+ideboard.syr
+ideboard.twr
+ideboard.twx
+ideboard.unroutes
+ideboard.xpi
+ideboard_map.map
+ideboard_map.mrp
+ideboard_map.ncd
+ideboard_map.ngm
+ideboard_pad.csv
+ideboard_pad.txt
+ideboard_summary.xml
+ideboard_usage.xml
+timing.twr
+xst
diff --git a/ideboard/source/ide.vhd b/ideboard/source/ide.vhd
index 20cc961..3ddc5c1 100644
--- a/ideboard/source/ide.vhd
+++ b/ideboard/source/ide.vhd
@@ -46,10 +46,10 @@ entity ide is
 	   IDE_CHIP_SELECT_3P : out std_logic;
 	   IDE_IRQ : out std_logic;
 	   IDE_ACTIVITY : out std_logic;
-	   FPGA1 : out std_logic;
-	   FPGA2 : out std_logic;
-	   FPGA3 : out std_logic;
-	   FPGA4 : out std_logic;
+	   FPGA1 : in std_logic;
+	   FPGA2 : in std_logic;
+	   FPGA3 : in std_logic;
+	   FPGA4 : in std_logic;
 	   FPGA5 : out std_logic;
 	   FPGA6 : out std_logic;
 	   FPGA7 : out std_logic;
@@ -88,9 +88,9 @@ end ide;
 architecture Behavioral of ide is
 
 begin
-	LED_1 <= '1';
-	LED_2 <= '1';
-	LED_3 <= '1';
-	LED_4 <= '0';
+	LED_1 <= FPGA1;
+	LED_2 <= FPGA2;
+	LED_3 <= FPGA3;
+	LED_4 <= FPGA4;
 end Behavioral;
 
-- 
2.39.5