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Merge remote-tracking branch 'networkfusion/ed64-basic' into HEAD

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ariahiro64 2023-10-13 04:19:21 -04:00
commit 5f55eecf9d
1 changed files with 13 additions and 3 deletions
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16
src/flashcart/ed64/ed64.c
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@ -22,6 +22,10 @@ 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.
// This should include the location of the ROM and its save type.
// Then, if it is valid, perform a save.
return FLASHCART_OK;
}
@ -48,11 +52,16 @@ 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);
// FIXME: if the cart is not V3 or X5 or X7, we need probably need to - 128KiB
// 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 (rom_size > MiB(64)) {
f_close(&fil);
return FLASHCART_ERR_LOAD;
@ -96,8 +105,9 @@ static flashcart_err_t ed64_load_file (char *file_path, uint32_t rom_offset, uin
size_t file_size = f_size(&fil) - file_offset;
// FIXME: if the cart is not V3 or X5 or X7, we need to - 128KiB
if (file_size > (MiB(64) - KiB(128) - rom_offset)) {
// 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;
}