From f35463f9d76e5f7f05c6049bc94307c219f786c1 Mon Sep 17 00:00:00 2001
From: Nathaniel Walizer <robots.are.love@gmail.com>
Date: Sun, 8 Jun 2025 10:48:23 -0700
Subject: [PATCH] Fix status register on power-on & reset

---
 src/f6502.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/f6502.c b/src/f6502.c
index d8bcb3a..74a51d1 100644
--- a/src/f6502.c
+++ b/src/f6502.c
@@ -394,14 +394,14 @@ static inline int f6502_write(nes_Memory* mem,
 
 
 void f6502_init(f6502_Core* core) {
-    // TODO: Nothing for now
+    core->registers.P = (f6502_Status_B | f6502_Status_1);
 }
 
 void f6502_reset(f6502_Core* core) {
     core->registers.PC = f6502_read16(&core->memory,
                                       f6502_Vector_Reset),
     core->registers.S -= 3;
-    core->registers.P |= (f6502_Status_B | f6502_Status_1);
+    core->registers.P |= f6502_Status_I;
 }
 
 void f6502_set_NMI(f6502_Core* core, bool active) {