Playing with SDRAM

Jupiter Cantab - JupiterACE_MiST/Readme.md

@@ -0,0 +1 @@
+use sdram für 32k ERAM need Test

Jupiter Cantab - JupiterACE_MiST/ace.qsf

@@ -41,7 +41,7 @@
 # ========================
 set_global_assignment -name ORIGINAL_QUARTUS_VERSION 13.1
 set_global_assignment -name PROJECT_CREATION_TIME_DATE "23:59:05  MARCH 16, 2017"
-set_global_assignment -name LAST_QUARTUS_VERSION 13.1
+set_global_assignment -name LAST_QUARTUS_VERSION "13.0 SP1"
 set_global_assignment -name PROJECT_OUTPUT_DIRECTORY Output
 set_global_assignment -name PRE_FLOW_SCRIPT_FILE "quartus_sh:rtl/build_id.tcl"
 set_global_assignment -name VERILOG_FILE rtl/mist_io.v
@@ -154,9 +154,6 @@ set_global_assignment -name TOP_LEVEL_ENTITY ace_mist
 set_global_assignment -name DEVICE EP3C25E144C8
 set_global_assignment -name ERROR_CHECK_FREQUENCY_DIVISOR 1
 set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "3.3-V LVTTL"
-set_global_assignment -name ENABLE_CONFIGURATION_PINS OFF
-set_global_assignment -name ENABLE_NCE_PIN OFF
-set_global_assignment -name ENABLE_BOOT_SEL_PIN OFF
 set_global_assignment -name CYCLONEIII_CONFIGURATION_SCHEME "PASSIVE SERIAL"
 set_global_assignment -name CRC_ERROR_OPEN_DRAIN OFF
 set_global_assignment -name FORCE_CONFIGURATION_VCCIO ON

Jupiter Cantab - JupiterACE_MiST/clean.bat

@@ -3,6 +3,7 @@ del /s *.bak
 del /s *.orig
 del /s *.rej
 del /s *~
+rmdir /s /q output
 rmdir /s /q db
 rmdir /s /q incremental_db
 rmdir /s /q output_files

Jupiter Cantab - JupiterACE_MiST/rtl/ace_mist.sv

@@ -68,7 +68,7 @@ pll pll(
 	.c0(clk_sys),//26.0Mhz
 	.c1(clk_65),//6.5Mhz
 	.c2(clk_cpu),//3.25Mhz
-	.c3(clk_sdram),//100Mhz
+	.c3(SDRAM_CLK),//100Mhz
 	.locked(locked)
 	);
 
@@ -127,7 +127,7 @@ video_mixer #(.LINE_LENGTH(800), .HALF_DEPTH(1)) video_mixer
 	.VGA_HS(VGA_HS)
 );
 
-wire [24:0]sd_addr;
+wire [14:0]sd_addr;
 wire [7:0]sd_dout;
 wire [7:0]sd_din;
 wire sd_we;
@@ -145,9 +145,9 @@ sram sram(
 	.SDRAM_nRAS(SDRAM_nRAS),
 	.SDRAM_nCAS(SDRAM_nCAS),
 	.SDRAM_CKE(SDRAM_CKE),
-	.init(~reset),
+	.init(~locked),
-	.clk_sdram(clk_sdram),			
+	.clk_sdram(SDRAM_CLK),			
-	.addr(sd_addr),   // 25 bit address
+	.addr({10'b0000000000,sd_addr}),   // 25 bit address
 	.dout(sd_dout),	// data output to cpu
 	.din(sd_din),     // data input from cpu
 	.we(sd_we),       // cpu requests write

Jupiter Cantab - JupiterACE_MiST/rtl/build_id.v

@@ -1,2 +1,2 @@
-`define BUILD_DATE "171124"
+`define BUILD_DATE "180723"
-`define BUILD_TIME "193745"
+`define BUILD_TIME "190837"

Jupiter Cantab - JupiterACE_MiST/rtl/jupiter_ace.v

@@ -33,9 +33,9 @@ module jupiter_ace (
 	output wire vsync,
    output wire mic,
    output wire spk,
-   output wire sd_addr,
+   output wire [14:0] sd_addr,
-   input wire sd_dout,
+   input wire [7:0] sd_dout,
-   output wire sd_din,
+   output wire [7:0] sd_din,
    output wire sd_we,
    output wire sd_rd,
    input wire sd_ready
@@ -111,8 +111,8 @@ module jupiter_ace (
         .we(~wr_n)
 		);
 		
-assign sd_addr = AZ80[13:0];
+assign sd_addr = AZ80[14:0];
-//assign sd_dout = dout_eram;
+assign dout_eram = sd_dout;
 assign sd_din = DoutZ80;
 assign sd_we = ~wr_n;
 assign sd_rd = eram_enable;