add: dual port imem and uart

riscv-ac.sim/sim_1/behav/xsim/compile.sh

@@ -6,7 +6,7 @@
 # Simulator   : AMD Vivado Simulator
 # Description : Script for compiling the simulation design source files
 #
-# Generated by Vivado on Mon Mar 02 23:30:40 CET 2026
+# Generated by Vivado on Tue Mar 03 01:07:16 CET 2026
 # SW Build 6299465 on Fri Nov 14 12:34:56 MST 2025
 #
 # Copyright 1986-2022 Xilinx, Inc. All Rights Reserved.

riscv-ac.sim/sim_1/behav/xsim/elaborate.sh

@@ -6,7 +6,7 @@
 # Simulator   : AMD Vivado Simulator
 # Description : Script for elaborating the compiled design
 #
-# Generated by Vivado on Mon Mar 02 23:30:41 CET 2026
+# Generated by Vivado on Tue Mar 03 01:07:19 CET 2026
 # SW Build 6299465 on Fri Nov 14 12:34:56 MST 2025
 #
 # Copyright 1986-2022 Xilinx, Inc. All Rights Reserved.

riscv-ac.sim/sim_1/behav/xsim/program.mem

@@ -1,3 +1,4 @@
-000000B3
-00810113
-002080B3
+04100293
+FFFFF337
+FFC30313
+00532023

riscv-ac.sim/sim_1/behav/xsim/simulate.sh

@@ -6,7 +6,7 @@
 # Simulator   : AMD Vivado Simulator
 # Description : Script for simulating the design by launching the simulator
 #
-# Generated by Vivado on Mon Mar 02 23:30:42 CET 2026
+# Generated by Vivado on Tue Mar 03 01:04:08 CET 2026
 # SW Build 6299465 on Fri Nov 14 12:34:56 MST 2025
 #
 # Copyright 1986-2022 Xilinx, Inc. All Rights Reserved.

riscv-ac.sim/sim_1/behav/xsim/xsim.dir/tb_top_behav/xsim.rlx

@@ -1,6 +1,6 @@
 
 { 
-    crc :  5732162227090726530  , 
+    crc :  899746931471304080  , 
     ccp_crc :  0  , 
     cmdline : " --incr --debug typical --relax --mt 8 -L xil_defaultlib -L unisims_ver -L unimacro_ver -L secureip --snapshot tb_top_behav xil_defaultlib.tb_top xil_defaultlib.glbl" , 
     buildDate : "Nov 14 2025" , 

riscv-ac.sim/sim_1/behav/xsim/xsim.dir/tb_top_behav/xsimSettings.ini

@@ -25,11 +25,11 @@ INOUT_PROTOINST_FILTER=true
 INTERNAL_PROTOINST_FILTER=true
 CONSTANT_PROTOINST_FILTER=true
 VARIABLE_PROTOINST_FILTER=true
-SCOPE_NAME_COLUMN_WIDTH=93
+SCOPE_NAME_COLUMN_WIDTH=159
 SCOPE_DESIGN_UNIT_COLUMN_WIDTH=83
 SCOPE_BLOCK_TYPE_COLUMN_WIDTH=103
-OBJECT_NAME_COLUMN_WIDTH=121
-OBJECT_VALUE_COLUMN_WIDTH=72
+OBJECT_NAME_COLUMN_WIDTH=154
+OBJECT_VALUE_COLUMN_WIDTH=1904
 OBJECT_DATA_TYPE_COLUMN_WIDTH=75
 PROCESS_NAME_COLUMN_WIDTH=75
 PROCESS_TYPE_COLUMN_WIDTH=75

riscv-ac.sim/sim_1/behav/xsim/xsim.dir/xil_defaultlib/xil_defaultlib.rlx

@@ -12,8 +12,8 @@ Nov 14 2025
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/hazard.v,1772467244,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/id_ex.v,,hazard,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/id_ex.v,1772490462,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/if_id.v,,id_ex,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/if_id.v,1772490110,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imem.v,,if_id,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
-/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imem.v,1772485445,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imm_gen.v,,imem,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
-/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imm_gen.v,1772470571,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/me_wb.v,,imm_gen,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
+/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imem.v,1772490099,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imm_gen.v,,imem,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
+/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/imm_gen.v,1772490121,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/me_wb.v,,imm_gen,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/me_wb.v,1772468767,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/pc.v,,me_wb,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/pc.v,1772289140,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/regfile.v,,pc,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,
 /home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/regfile.v,1772483280,verilog,,/home/jomaa/git/riscv-ac/riscv-ac.srcs/sources_1/new/top.v,,regfile,,,../../../../../../../../opt/Xilinx/2025.2/data/rsb/busdef,,,,,

riscv-ac.srcs/sim_1/new/program.mem

@@ -1,3 +1,4 @@
-000000B3
-00810113
-002080B3
+04100293
+FFFFF337
+FFC30313
+00532023

riscv-ac.srcs/sim_1/new/tb_top.v

@@ -1,20 +1,21 @@
 `timescale 1ns / 1ps
 //////////////////////////////////////////////////////////////////////////////////
-// Company: 
-// Engineer: 
+// Company: nope
+// Engineer: Jose
 // 
-// Create Date: 03/01/2026 07:26:34 PM
-// Design Name: 
+// Create Date: 02/20/2026 09:21:52 AM
+// Design Name: RISCV AC Processor Simulation
 // Module Name: tb_top
-// Project Name: 
-// Target Devices: 
-// Tool Versions: 
-// Description: 
+// Project Name: riscv-ac
+// Target Devices: Artix 7
+// Tool Versions: 2025.2
+// Description: Testbench for simulation + MMIO
 // 
 // Dependencies: 
 // 
-// Revision:
-// Revision 0.01 - File Created
+// Revision: 2.0 - MMIO
+// Revision: 1.0 - Basic structure
+// Revision: 0.01 - File Created
 // Additional Comments:
 // 
 //////////////////////////////////////////////////////////////////////////////////
@@ -26,13 +27,15 @@ module tb_top();
     reg clk;
     reg rst;
     wire [1:0] leds;
-    wire [31:0] debug;
+    wire [31:0] uart_tx_data;
+    wire uart_tx_en;
 
     top uut (
         .clk(clk),
         .rst(rst),
         .leds(leds),
-        .debug(debug)
+        .uart_tx_data(uart_tx_data),
+        .uart_tx_en(uart_tx_en)
     );
     
     // T_CLK = 10ns

riscv-ac.srcs/sources_1/new/imem.v

@@ -13,19 +13,24 @@
 // 
 // Dependencies: 
 // 
-// Revision: 1.0
-// Revision 0.01 - File Created
+// Revision: 2.0 - Dual port for UART programming
+// Revision: 1.0 - Basic structure
+// Revision: 0.01 - File Created
 // Additional Comments:
 // 
 //////////////////////////////////////////////////////////////////////////////////
 
 module imem(
     input clk,
-    input [31:0] address,
-    input we,
-    input [31:0] write_data,
-    input [7:0] write_addr,
-    output [31:0] inst_out
+    
+    // puerto 1
+    input [31:0] read_addr,
+    output [31:0] inst_out,
+    
+    // puerto 2
+    input we_ext,
+    input [31:0] write_addr_ext,
+    input [31:0] write_data_ext
 );
 
 reg [31:0] memory[0:255];
@@ -39,9 +44,11 @@ initial begin
 end
 
 always @(posedge clk) begin
-    if(we)
-        memory[write_addr] <= write_data;
-    inst_reg <= memory[address[9:2]];
+    if(we_ext) begin 
+        memory[write_addr_ext[9:2]] <= write_data_ext;
+    end
+        
+    inst_reg <= memory[read_addr[9:2]];
 end
 
 assign inst_out = inst_reg;

riscv-ac.srcs/sources_1/new/top.v

@@ -1,11 +1,38 @@
 `timescale 1ns / 1ps
-`default_nettype none
+//////////////////////////////////////////////////////////////////////////////////
+// Company: nope
+// Engineer: Jose
+// 
+// Create Date: 02/20/2026 09:21:52 AM
+// Design Name: RISCV AC Processor Implementation
+// Module Name: top
+// Project Name: riscv-ac
+// Target Devices: Artix 7
+// Tool Versions: 2025.2
+// Description: Top module for interconnection
+// 
+// Dependencies: 
+// 
+// Revision: 2.0 - MMIO
+// Revision: 1.0 - Basic structure
+// Revision: 0.01 - File Created
+// Additional Comments:
+// 
+//////////////////////////////////////////////////////////////////////////////////
 
 module top (
     input clk,
     input rst,
+    
+    // Programacion
+    input [31:0] prog_data,
+    input [31:0] prog_addr,
+    input prog_we,
+    
+    // Debug & UART
     output [1:0] leds,
-    output [31:0] debug
+    output [31:0] uart_tx_data,
+    output uart_tx_en
 );
 
     // ==========================================
@@ -26,8 +53,14 @@ module top (
     );
 
     imem u_imem (
-        .clk(clk), .address(npc_IF), .we(1'b0), 
-        .write_data(32'b0), .write_addr(8'b0), .inst_out(ir_IF)
+        .clk(clk), 
+        // por aqui lee la CPU
+        .read_addr(pc_IF), 
+        .inst_out(ir_IF),
+        // por aqui meto el programa
+        .we_ext(prog_we),
+        .write_addr_ext(prog_addr),
+        .write_data_ext(prog_data)
     );
 
     // ==========================================
@@ -161,9 +194,18 @@ module top (
     // ==========================================
     // ETAPA ME & WB
     // ==========================================
+    
+    // --- hacemos un apaño pa poder sacar cosas a la UART (MMIO) ---
+    wire is_uart = (alu_res_ME == 32'hFFFFFFFC);
+    wire dmem_we = we_mem_ME & ~is_uart; // si va pa la UART no escribimos en memoria
+    
+    assign uart_tx_en = we_mem_ME & is_uart;
+    assign uart_tx_data = regB_ME;
+    // -------------------------------------------------------------- 
+    
     wire [31:0] mem_data_ME;
     dmem u_dmem (
-        .clk(clk), .we(we_mem_ME), .address(alu_res_ME), 
+        .clk(clk), .we(dmem_we), .address(alu_res_ME), 
         .write_data(regB_ME), .mem_data_out(mem_data_ME)
     );
 
@@ -186,12 +228,5 @@ module top (
     // ==========================================
     assign leds[0] = Branch_Taken; // se enciende cuando hay salto
     assign leds[1] = ID_EX_Clr; // se enciende en bloqueos
-       
-    assign debug = {
-        alu_res_EX[15:0],
-        rd_WB,
-        rs1_ID,
-        npc_IF[7:2]
-    };
     
 endmodule

riscv-ac.xpr

@@ -61,7 +61,7 @@
     <Option Name="IPStaticSourceDir" Val="$PIPUSERFILESDIR/ipstatic"/>
     <Option Name="EnableBDX" Val="FALSE"/>
     <Option Name="DSABoardId" Val="cmod_a7-35t"/>
-    <Option Name="WTXSimLaunchSim" Val="34"/>
+    <Option Name="WTXSimLaunchSim" Val="37"/>
     <Option Name="WTModelSimLaunchSim" Val="0"/>
     <Option Name="WTQuestaLaunchSim" Val="0"/>
     <Option Name="WTIesLaunchSim" Val="0"/>