From b99a9872b2d6cb5a0abedfdb33125dc6274f1c1d Mon Sep 17 00:00:00 2001
From: uvok
Date: Mon, 19 Jan 2026 15:49:11 +0100
Subject: Fix eater_types for Icarus

---
 eater_cpu/Makefile       |  2 +-
 eater_cpu/eater_types.sv | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

(limited to 'eater_cpu')

diff --git a/eater_cpu/Makefile b/eater_cpu/Makefile
index d877169..9145135 100644
--- a/eater_cpu/Makefile
+++ b/eater_cpu/Makefile
@@ -1,5 +1,5 @@
 cpu: eater_computer_tb.sv eater_computer.sv zbuffer.sv eater_register.v  eater_alu.sv  ../playground/my_mem.v  ../nandgame/counter.sv
-	iverilog -o $@ -g2012  $^
+	iverilog -o $@ -g2012 -DIVERILOG $^
 
 HARDWARE_SUFFIX := .sv
 TESTBENCH_SUFFIX := _tb.sv
diff --git a/eater_cpu/eater_types.sv b/eater_cpu/eater_types.sv
index b5abe21..d1699b0 100644
--- a/eater_cpu/eater_types.sv
+++ b/eater_cpu/eater_types.sv
@@ -12,6 +12,18 @@ typedef enum logic[7:0] {
 } CpuState;
 
 // CPU control flags
+`ifdef IVERILOG
+typedef struct packed {
+    logic A_out, A_in;
+    logic B_out, B_in;
+    logic INS_out, INS_in;
+    logic MAR_in;
+    logic RAM_out, RAM_in;
+    logic ALU_out;
+    logic PC_out, PC_in, PC_count;
+    logic OUT_in;
+} CpuControlFlags;
+`else
 typedef struct {
     logic A_out, A_in;
     logic B_out, B_in;
@@ -22,5 +34,6 @@ typedef struct {
     logic PC_out, PC_in, PC_count;
     logic OUT_in;
 } CpuControlFlags;
+`endif
 
 `endif
-- 
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