X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/537e1f833b8eba858c06053ea6006ea608b9a5cc..fd79fd51f31d48b1c2adddfa8d6dd9f91cb764b4:/System.v

diff --git a/System.v b/System.v
index 712dd75..dbcfaa4 100644
--- a/System.v
+++ b/System.v
@@ -6,11 +6,11 @@ module ROM(
 	input clk,
 	input wr, rd);
 
-	reg [7:0] rom [2047:0];
+	reg [7:0] rom [1023:0];
 	initial $readmemh("rom.hex", rom);
 
 	wire decode = address[15:13] == 0;
-	wire [7:0] odata = rom[address[11:0]];
+	wire [7:0] odata = rom[address[10:0]];
 	assign data = (rd && decode) ? odata : 8'bzzzzzzzz;
 	//assign data = rd ? odata : 8'bzzzzzzzz;
 endmodule
@@ -21,7 +21,7 @@ module InternalRAM(
 	input clk,
 	input wr, rd);
 	
-	// synthesis attribute ram_style of reg is block
+	// synthesis attribute ram_style of ram is block
 	reg [7:0] ram [8191:0];
 	
 	wire decode = address[15:13] == 3'b110;
@@ -67,16 +67,21 @@ module CoreTop(
 	output wire [7:0] leds,
 	output serio,
 	output wire [3:0] digits,
-	output wire [7:0] seven);
+	output wire [7:0] seven,
+	output wire hs, vs,
+	output wire [2:0] r, g,
+	output wire [1:0] b);
 	
-	wire clk;	
-	CPUDCM dcm (.CLKIN_IN(xtal), .CLKFX_OUT(clk));
+	wire xtalb, clk, vgaclk;
+	IBUFG iclkbuf(.O(xtalb), .I(xtal));
+	CPUDCM dcm (.CLKIN_IN(xtalb), .CLKFX_OUT(clk));
+	pixDCM pixdcm (.CLKIN_IN(xtalb), .CLKFX_OUT(vgaclk));
 	
 	wire [15:0] addr;	
 	wire [7:0] data;
 	wire wr, rd;
 	
-	wire irq, tmrirq, lcdcirq;
+	wire irq, tmrirq, lcdcirq, vblankirq;
 	wire [7:0] jaddr;
 	wire [1:0] state;
 	
@@ -97,13 +102,38 @@ module CoreTop(
 		.wr(wr),
 		.rd(rd));
 	
+	wire lcdhs, lcdvs, lcdclk;
+	wire [2:0] lcdr, lcdg;
+	wire [1:0] lcdb;
+	
 	LCDC lcdc(
 		.addr(addr),
 		.data(data),
 		.clk(clk),
 		.wr(wr),
 		.rd(rd),
-		.irq(lcdcirq));
+		.lcdcirq(lcdcirq),
+		.vblankirq(vblankirq),
+		.lcdclk(lcdclk),
+		.lcdhs(lcdhs),
+		.lcdvs(lcdvs),
+		.lcdr(lcdr),
+		.lcdg(lcdg),
+		.lcdb(lcdb));
+	
+	Framebuffer fb(
+		.lcdclk(lcdclk),
+		.lcdhs(lcdhs),
+		.lcdvs(lcdvs),
+		.lcdr(lcdr),
+		.lcdg(lcdg),
+		.lcdb(lcdb),
+		.vgaclk(vgaclk),
+		.vgahs(hs),
+		.vgavs(vs),
+		.vgar(r),
+		.vgag(g),
+		.vgab(b));
 	
 	AddrMon amon(
 		.addr(addr), 
@@ -159,7 +189,7 @@ module CoreTop(
 		.wr(wr),
 		.addr(addr),
 		.data(data),
-		.vblank(0),
+		.vblank(vblankirq),
 		.lcdc(lcdcirq),
 		.tovf(tmrirq),
 		.serial(0),