From 4f427c0ce4f5af0832d790388113c20e4d88c21c Mon Sep 17 00:00:00 2001
From: sanni <sanni@users.noreply.github.com>
Date: Mon, 16 Sep 2024 10:36:54 +0200
Subject: [PATCH] GB: Fix flashing MBC0

---
 Cart_Reader/GB.ino | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Cart_Reader/GB.ino b/Cart_Reader/GB.ino
index 036fe1c5..bbbf6d93 100644
--- a/Cart_Reader/GB.ino
+++ b/Cart_Reader/GB.ino
@@ -2147,21 +2147,22 @@ void writeFlash_GB(byte MBC, boolean commandSet, boolean flashErase) {
     }
 
     else if (MBC == 0) {
-      if (fileSize > 0x8000)
-        print_FatalError(file_too_big_STR);
       if (audioWE)
         println_Msg(F("Writing flash (Audio)"));
       else
         println_Msg(F("Writing flash (WR)"));
       display_Update();
 
+      // Limit file size to 32KB
+      romBanks = 2;
+
       // Write flash
       //Initialize progress bar
       uint32_t processedProgressBar = 0;
       uint32_t totalProgressBar = (uint32_t)(romBanks)*16384;
       draw_progressbar(0, totalProgressBar);
 
-      for (unsigned int currAddr = 0x4000; currAddr < fileSize; currAddr += 512) {
+      for (unsigned int currAddr = 0; currAddr < 0x7FFF; currAddr += 512) {
         myFile.read(sdBuffer, 512);
 
         for (int currByte = 0; currByte < 512; currByte++) {