reseting the gitignore file and cache

.gitignore

@@ -1,5 +1,22 @@
-# Created by https://www.toptal.com/developers/gitignore/api/visualstudiocode,kicad,ltspice,python
-# Edit at https://www.toptal.com/developers/gitignore?templates=visualstudiocode,kicad,ltspice,python
+# Created by https://www.toptal.com/developers/gitignore/api/kicad,python,ltspice,visualstudiocode,cmake
+# Edit at https://www.toptal.com/developers/gitignore?templates=kicad,python,ltspice,visualstudiocode,cmake
+
+### CMake ###
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+
+### CMake Patch ###
+# External projects
+*-prefix/
 
 ### KiCad ###
 # For PCBs designed using KiCad: https://www.kicad.org/
@@ -71,6 +88,7 @@ dist/
 downloads/
 eggs/
 .eggs/
+lib/
 lib64/
 parts/
 sdist/
@@ -243,4 +261,4 @@ pyrightconfig.json
 .history
 .ionide
 
-# End of https://www.toptal.com/developers/gitignore/api/visualstudiocode,kicad,ltspice,python
+# End of https://www.toptal.com/developers/gitignore/api/kicad,python,ltspice,visualstudiocode,cmake

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "lib/no-OS-FatFS-SD-SDIO-SPI-RPi-Pico"]
 	path = lib/no-OS-FatFS-SD-SDIO-SPI-RPi-Pico
 	url = https://github.com/carlk3/no-OS-FatFS-SD-SDIO-SPI-RPi-Pico.git
+[submodule "GP2040-RE-Pico/Libraries/KiCad-RP-Pico"]
+	path = GP2040-RE-Pico/Libraries/KiCad-RP-Pico
+	url = https://github.com/ncarandini/KiCad-RP-Pico.git

GP2040-RE-Pico/GP2040-RE-Pico.kicad_pcb

@@ -0,0 +1,2 @@
+(kicad_pcb (version 20240108) (generator "pcbnew") (generator_version "8.0")
+)

GP2040-RE-Pico/GP2040-RE-Pico.kicad_pro

@@ -0,0 +1,32 @@
+{
+  "board": {
+    "design_settings": {
+      "defaults": {},
+      "diff_pair_dimensions": [],
+      "drc_exclusions": [],
+      "rules": {},
+      "track_widths": [],
+      "via_dimensions": []
+    }
+  },
+  "boards": [],
+  "libraries": {
+    "pinned_footprint_libs": [],
+    "pinned_symbol_libs": []
+  },
+  "meta": {
+    "filename": "kicad.kicad_pro",
+    "version": 1
+  },
+  "net_settings": {
+    "classes": [],
+    "meta": {
+      "version": 0
+    }
+  },
+  "pcbnew": {
+    "page_layout_descr_file": ""
+  },
+  "sheets": [],
+  "text_variables": {}
+}

GP2040-RE-Pico/GP2040-RE-Pico.kicad_sch

@@ -0,0 +1,5 @@
+(kicad_sch (version 20231120) (generator "eeschema") (generator_version "8.0")
+  (paper "A4")
+  (lib_symbols)
+  (symbol_instances)
+)

src/CMakeLists.txt

@@ -40,6 +40,7 @@ main.cpp
 controllers/NESController.cpp
 controllers/SNESController.cpp
 controllers/N64.cpp
+FileManager.cpp
 )
 pico_set_program_name(${PROJECT_NAME} "GP2040-RE")
 pico_set_program_version(${PROJECT_NAME} "0.1")
@@ -53,6 +54,7 @@ target_link_libraries(${PROJECT_NAME}
 	hardware_i2c
 	pico_multicore
 	pico_stdlib
+  lib/no-OS-FatFS-SD-SDIO-SPI-RPi-Pico
 )
 target_compile_definitions(${PROJECT_NAME} PUBLIC
   PICO_XOSC_STARTUP_DELAY_MULTIPLIER=64
@@ -61,6 +63,7 @@ target_compile_definitions(${PROJECT_NAME} PUBLIC
 target_include_directories(${PROJECT_NAME} PRIVATE
   ${CMAKE_CURRENT_LIST_DIR}
   ${CMAKE_CURRENT_LIST_DIR}/.. # for our common lwipopts or any other standard includes, if required
+  lib/no-OS-FatFS-SD-SDIO-SPI-RPi-Pico/include
 )
 
 pico_add_extra_outputs(${PROJECT_NAME})

src/FileManager.cpp

@@ -0,0 +1,38 @@
+#include "headers/FileManager.h"
+
+#define SDIO_CMD_PIN 17
+#define SDIO_D0_PIN 18
+
+FileManager::FileManager()
+	: sdio(SDIO()) // Initialize the SDIO instance
+{
+}
+
+void FileManager::initSDCard()
+{
+	// Initialize the SDIO hardware
+	sdio_init();
+
+	// Mount the file system
+	FRESULT res = f_mount(&fs, "", 1);
+
+	// Check for errors
+	if (res != FR_OK)
+	{
+		printf("Failed to mount the file system (res = %d)\n", res);
+		return;
+	}
+
+	// The SD card is now ready to use
+	printf("SD card initialized successfully\n");
+}
+
+void FileManager::readFromSDCard(char *filename, char *buffer, int bufferSize)
+{
+	// Read data from the SD card using the SDIO instance
+}
+
+void FileManager::writeToSDCard(char *filename, char *buffer, int bufferSize)
+{
+	// Write data to the SD card using the SDIO instance
+}

src/controllers/N64.cpp

@@ -1,6 +1,4 @@
 #include "headers/N64.h"
-#include "sd_card.h"
-#include "ff.h"
 #include <stdio.h>
 #include "pico/stdlib.h"
 
@@ -20,13 +18,6 @@ const uint16_t N64_BUTTON_C_DOWN = 0x0004;
 const uint16_t N64_BUTTON_C_LEFT = 0x0002;
 const uint16_t N64_BUTTON_C_RIGHT = 0x0001;
 
-FRESULT fr;
-FATFS fs;
-FIL fil;
-int ret;
-char buf[100];
-char filename[] = "test02.txt";
-
 N64::N64(int dataPin)
 	: dataPin(dataPin)
 {

src/headers/FileManager.h

@@ -0,0 +1,12 @@
+#include "ff.h"
+
+class FileManager {
+public:
+    FileManager();
+    void initSDCard();  // Add this method
+    void readFromSDCard(char* filename, char* buffer, int bufferSize);  // Add this method
+    void writeToSDCard(char* filename, char* buffer, int bufferSize);  // Add this method
+
+private:
+    FATFS fs;
+};