The-Homebrew-Cloud/N64FlashcartMenu
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cleaned up code slightly

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This commit is contained in:
ariahiro64 2023-10-15 20:48:30 -04:00
parent 01b802ea41
commit 346371afa5
1 changed files with 36 additions and 11 deletions
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29
src/flashcart/ed64/ed64.c
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@ -67,6 +67,7 @@ static flashcart_err_t ed64_init (void) {
// everdrive doesnt care about the save type other than eeprom
// so we can just check the size
if (save_size > KiB(2)) {
getSRAM(cartsave_data, save_size);
} else {
@ -160,6 +161,7 @@ static flashcart_err_t ed64_load_file (char *file_path, uint32_t rom_offset, uin
// FIXME: if the cart is not V3 or X5 or X7, we need probably need to - 128KiB for save compatibility.
// Or somehow warn that certain ROM's will have corruption due to the address space being used for saves.
if (file_size > (MiB(64) - rom_offset)) {
f_close(&fil);
return FLASHCART_ERR_ARGS;
@ -189,10 +191,12 @@ static flashcart_err_t ed64_load_file (char *file_path, uint32_t rom_offset, uin
static flashcart_err_t ed64_load_save (char *save_path) {
FIL fil;
UINT br;
if (f_open(&fil, strip_sd_prefix(save_path), FA_READ) != FR_OK) {
f_close(&fil);
return FLASHCART_ERR_LOAD;
}
size_t save_size = f_size(&fil);
uint8_t cartsave_data[save_size];
@ -204,16 +208,22 @@ static flashcart_err_t ed64_load_save (char *save_path) {
if (f_close(&fil) != FR_OK) {
return FLASHCART_ERR_LOAD;
}
// everdrive doesnt care about the save type other than eeprom
// so we can just check the size
if (save_size >= KiB(32)) { //sram and flash
setSRAM(cartsave_data, save_size);
} else if (save_size >= 512){ // eeprom
setEeprom(cartsave_data, save_size);
}
FIL lsp_fil;
UINT lsp_bw;
// probably not nessacery
f_unlink(LAST_SAVE_FILE_PATH);
if (f_open(&lsp_fil, LAST_SAVE_FILE_PATH, FA_WRITE | FA_CREATE_ALWAYS) != FR_OK) {
return FLASHCART_ERR_LOAD;
}
@ -221,16 +231,31 @@ static flashcart_err_t ed64_load_save (char *save_path) {
f_close(&lsp_fil);
return FLASHCART_ERR_LOAD;
}
if (f_close(&lsp_fil) != FR_OK) {
return FLASHCART_ERR_LOAD;
}
FIL rsfil;
UINT rsbr;
TCHAR reset_byte[1];
f_open(&rsfil, "/menu/RESET",FA_CREATE_ALWAYS);
f_write(&rsfil, (void *)reset_byte, 1, &rsbr);
// this wries a 1 byte file as it only needs to exist to detect a reset
if (f_open(&rsfil, "/menu/RESET",FA_CREATE_ALWAYS) != FR_OK) {
f_close(&rsfil);
return FLASHCART_ERR_LOAD;
}
if (f_write(&rsfil, (void *)reset_byte, 1, &rsbr) != FR_OK) {
f_close(&rsfil);
return FLASHCART_ERR_LOAD;
}
if (f_close(&rsfil) != FR_OK) {
return FLASHCART_OK;
}
return FLASHCART_OK;
}