Add settings (not used yet).

Improve comments for ED64 saves.

src/flashcart/ed64/ed64.c

@@ -13,6 +13,14 @@
 #include "ed64.h"
 
 
+// #include "../menu/settings.h"
+
+// // This is a trial hack before using the settings API.
+// #ifndef LAST_ROM_FILE_PATH
+// #define LAST_ROM_FILE_PATH "/ed64/last_rom.txt"
+// #endif
+
+
 extern int ed_exit(void);
 
 static flashcart_err_t ed64_init (void) {
@@ -22,9 +30,26 @@ static flashcart_err_t ed64_init (void) {
     // FIXME: Update firmware if needed.
     // FIXME: Enable RTC if available.
 
-    // FIXME: retrive a config file from (probably SRAM) that might have been set.
+    // FIXME: Retrive a config file from the SD card that might have been set.
     // This should include the location of the ROM and its save type.
     // Then, if it is valid, perform a save.
+    // FIL lrp_fil;
+    // UINT lrp_br;
+
+    // if (f_open(&lrp_fil, LAST_ROM_PATH_FILE, FA_READ) != FR_OK) {
+    //     return FLASHCART_ERR_LOAD;
+    // }
+
+    // if (f_read(&lrp_fil, lrp_path, 1024, &lrp_br) != FR_OK) {
+    //     f_close(&lrp_fil);
+    //     return FLASHCART_ERR_LOAD;
+    // }
+
+    // if (f_close(&lrp_fil) != FR_OK) {
+    //     return FLASHCART_ERR_LOAD;
+    // }
+
+    // Now save the content back to the SD!
     
     return FLASHCART_OK;
 }
@@ -52,10 +77,6 @@ static flashcart_err_t ed64_load_rom (char *rom_path, flashcart_progress_callbac
         return FLASHCART_ERR_LOAD;
     }
 
-    // FIXME: set the required actions for retriving the save file later (probably SRAM).
-    // This would involve creating some content in an area of RAM that would include
-    // the ROM location and its save type. This information will be used on init to perform a "save writeback".
-
     fix_file_size(&fil);
 
     size_t rom_size = f_size(&fil);
@@ -90,6 +111,26 @@ static flashcart_err_t ed64_load_rom (char *rom_path, flashcart_progress_callbac
         return FLASHCART_ERR_LOAD;
     }
 
+    
+    // Set the required actions for retriving the save file later.
+    // Given there is no good place in RAM...
+    // This would involve creating some content to a file on the SD card that includes:
+    // the ROM name and location and possibly its save type. This information will be used on init to perform a "save writeback".
+    // Actually, we should be using the settings API, so this is just a trial hack.
+    // FIL lrp_fil;
+    // UINT lrp_bw;
+    
+    // if (f_open(&lrp_fil, LAST_ROM_FILE_PATH, FA_CREATE_ALWAYS) != FR_OK) {
+    //     return FLASHCART_ERR_LOAD;
+    // }
+    // if (f_write(&lrp_fil, rom_path, strlen(rom_path) + 1, &lrp_bw) != FR_OK) {
+    //     f_close(&lrp_fil);
+    //     return FLASHCART_ERR_LOAD;
+    // }
+    // if (f_close(&lrp_fil) != FR_OK) {
+    //     return FLASHCART_ERR_LOAD;
+    // }
+
     return FLASHCART_OK;
 }
 

src/menu/settings.c

@@ -14,10 +14,14 @@ static settings_t init = {
     .default_directory = "/",
     .use_saves_folder = true,
 
+    /* flashcart specific feature flags */
+    .last_rom_path = "/",
+
     /* Beta feature flags */
     .bgm_enabled = false,
     .sound_enabled = false,
     .rumble_enabled = true,
+    .auto_firmware_update_enabled = false,
 };
 
 
@@ -33,10 +37,15 @@ void settings_load (settings_t *settings) {
     settings->default_directory = strdup(mini_get_string(ini, "menu", "default_directory", init.default_directory));
     settings->use_saves_folder = mini_get_bool(ini, "menu", "use_saves_folder", init.use_saves_folder);
     
+    /* flashcart specific feature flags */
+    settings->last_rom_path = strdup(mini_get_string(ini, "menu", "last_rom_path", init.last_rom_path));
+    
+
     /* Beta feature flags, they might not be in the file */
     settings->bgm_enabled = mini_get_bool(ini, "menu_beta_flag", "bgm_enabled", init.bgm_enabled);
     settings->sound_enabled = mini_get_bool(ini, "menu_beta_flag", "sound_enabled", init.sound_enabled);
     settings->rumble_enabled = mini_get_bool(ini, "menu_beta_flag", "rumble_enabled", init.rumble_enabled);
+    settings->auto_firmware_update_enabled = mini_get_bool(ini, "menu_beta_flag", "auto_firmware_update_enabled", init.auto_firmware_update_enabled);
 
 
     mini_free(ini);
@@ -50,10 +59,14 @@ void settings_save (settings_t *settings) {
     mini_set_string(ini, "menu", "default_directory", settings->default_directory);
     mini_set_bool(ini, "menu", "use_saves_folder", settings->use_saves_folder);
     
+    /* flashcart specific feature flags */
+    mini_set_string(ini, "menu", "last_rom_path", init.last_rom_path);
+
     /* Beta feature flags, they should not save until production ready! */
     // mini_set_bool(ini, "menu_beta_flag", "bgm_enabled", init.bgm_enabled);
     // mini_set_bool(ini, "menu_beta_flag", "sound_enabled", init.sound_enabled);
     // mini_set_bool(ini, "menu_beta_flag", "rumble_enabled", init.rumble_enabled);
+    // mini_set_bool(ini, "menu_beta_flag", "auto_firmware_update_enabled", init.auto_firmware_update_enabled);
 
     mini_save(ini);
 

src/menu/settings.h

@@ -31,6 +31,12 @@ typedef struct {
     /** @brief Enable rumble feedback */
     bool rumble_enabled;
 
+    /** @brief filepath of last ROM (for save writeback emulation if required) */
+    char *last_rom_path;
+
+    /** @brief Enable auto firmware updates */
+    bool auto_firmware_update_enabled;
+
 } settings_t;