int finalexpansion_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
BYTE *cart_flash = NULL;
m = snapshot_module_open(s, SNAP_MODULE_NAME, &vmajor, &vminor);
if (m == NULL) {
return -1;
}
if (vmajor != VIC20CART_DUMP_VER_MAJOR) {
snapshot_module_close(m);
return -1;
}
if (!cart_ram) {
cart_ram = lib_malloc(CART_RAM_SIZE);
}
if (!cart_flash) {
cart_flash = lib_malloc(CART_ROM_SIZE);
}
flash040core_init(&flash_state, maincpu_alarm_context, FLASH040_TYPE_B, cart_flash);
if (0
|| (SMR_B(m, ®ister_a) < 0)
|| (SMR_B(m, ®ister_b) < 0)
|| (SMR_B(m, &lock_bit) < 0)
|| (SMR_BA(m, cart_ram, CART_RAM_SIZE) < 0)
|| (SMR_BA(m, flash_state.flash_data, CART_ROM_SIZE) < 0)) {
snapshot_module_close(m);
flash040core_shutdown(&flash_state);
lib_free(cart_ram);
lib_free(cart_flash);
cart_ram = NULL;
cart_flash = NULL;
return -1;
}
snapshot_module_close(m);
if ((flash040core_snapshot_read_module(s, &flash_state, FLASH_SNAP_MODULE_NAME) < 0)) {
flash040core_shutdown(&flash_state);
lib_free(cart_ram);
lib_free(cart_flash);
cart_ram = NULL;
cart_flash = NULL;
return -1;
}
mem_cart_blocks = VIC_CART_RAM123 |
VIC_CART_BLK1 | VIC_CART_BLK2 | VIC_CART_BLK3 | VIC_CART_BLK5 |
VIC_CART_IO2 | VIC_CART_IO3;
mem_initialize_memory();
return 0;
}
int easyflash_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
m = snapshot_module_open(s, SNAP_MODULE_NAME, &vmajor, &vminor);
if (m == NULL) {
return -1;
}
if ((vmajor != CART_DUMP_VER_MAJOR) || (vminor != CART_DUMP_VER_MINOR)) {
snapshot_module_close(m);
return -1;
}
if (0
|| (SMR_B_INT(m, &easyflash_jumper) < 0)
|| (SMR_B(m, &easyflash_register_00) < 0)
|| (SMR_B(m, &easyflash_register_02) < 0)
|| (SMR_BA(m, easyflash_ram, 256) < 0)
|| (SMR_BA(m, roml_banks, 0x80000) < 0)
|| (SMR_BA(m, romh_banks, 0x80000) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
easyflash_state_low = lib_malloc(sizeof(flash040_context_t));
easyflash_state_high = lib_malloc(sizeof(flash040_context_t));
flash040core_init(easyflash_state_low, maincpu_alarm_context, FLASH040_TYPE_B, roml_banks);
flash040core_init(easyflash_state_high, maincpu_alarm_context, FLASH040_TYPE_B, romh_banks);
if (0
|| (flash040core_snapshot_read_module(s, easyflash_state_low, FLASH_SNAP_MODULE_NAME) < 0)
|| (flash040core_snapshot_read_module(s, easyflash_state_low, FLASH_SNAP_MODULE_NAME) < 0)) {
flash040core_shutdown(easyflash_state_low);
flash040core_shutdown(easyflash_state_high);
lib_free(easyflash_state_low);
lib_free(easyflash_state_high);
return -1;
}
easyflash_common_attach("dummy");
/* remove dummy filename, set filetype to none */
lib_free(easyflash_filename);
easyflash_filename = NULL;
easyflash_filetype = 0;
return 0;
}
void easyflash_detach(void)
{
if (easyflash_crt_write) {
easyflash_flush_image();
}
flash040core_shutdown(easyflash_state_low);
flash040core_shutdown(easyflash_state_high);
lib_free(easyflash_state_low);
lib_free(easyflash_state_high);
lib_free(easyflash_filename);
easyflash_filename = NULL;
io_source_unregister(easyflash_io1_list_item);
io_source_unregister(easyflash_io2_list_item);
easyflash_io1_list_item = NULL;
easyflash_io2_list_item = NULL;
c64export_remove(&export_res);
}
int vic_fp_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
m = snapshot_module_open(s, SNAP_MODULE_NAME, &vmajor, &vminor);
if (m == NULL) {
return -1;
}
if (vmajor != VIC20CART_DUMP_VER_MAJOR) {
snapshot_module_close(m);
return -1;
}
if (!cart_ram) {
cart_ram = lib_malloc(CART_RAM_SIZE);
}
if (!cart_rom) {
cart_rom = lib_malloc(CART_ROM_SIZE);
}
flash040core_init(&flash_state, maincpu_alarm_context, FLASH040_TYPE_032B_A0_1_SWAP, cart_rom);
if (0
|| (SMR_B(m, &cart_bank_reg) < 0)
|| (SMR_B(m, &cart_cfg_reg) < 0)
|| (SMR_BA(m, cart_ram, CART_RAM_SIZE) < 0)
|| (SMR_BA(m, cart_rom, CART_ROM_SIZE) < 0)) {
snapshot_module_close(m);
lib_free(cart_ram);
lib_free(cart_rom);
cart_ram = NULL;
cart_rom = NULL;
return -1;
}
snapshot_module_close(m);
if ((flash040core_snapshot_read_module(s, &flash_state, FLASH_SNAP_MODULE_NAME) < 0)) {
flash040core_shutdown(&flash_state);
lib_free(cart_ram);
lib_free(cart_rom);
cart_ram = NULL;
cart_rom = NULL;
return -1;
}
CART_CFG_INIT(cart_cfg_reg);
mem_cart_blocks = VIC_CART_RAM123 |
VIC_CART_BLK1 | VIC_CART_BLK2 | VIC_CART_BLK3 | VIC_CART_BLK5 |
VIC_CART_IO2;
mem_initialize_memory();
return 0;
}
void finalexpansion_detach(void)
{
/* try to write back cartridge contents if write back is enabled
and cartridge wasn't from a snapshot */
if (finalexpansion_writeback && !cartridge_is_from_snapshot) {
if (flash_state.flash_dirty) {
int n;
FILE *fd;
n = 0;
log_message(fe_log, "Flash dirty, trying to write back...");
fd = fopen(cartfile, "wb");
if (fd) {
n = fwrite(flash_state.flash_data, (size_t)CART_ROM_SIZE, 1, fd);
fclose(fd);
}
if (n < 1) {
log_message(fe_log, "Failed to write back image `%s'!", cartfile);
} else {
log_message(fe_log, "Wrote back image `%s'.", cartfile);
}
} else {
log_message(fe_log, "Flash clean, skipping write back.");
}
}
mem_cart_blocks = 0;
mem_initialize_memory();
lib_free(flash_state.flash_data);
flash040core_shutdown(&flash_state);
lib_free(cart_ram);
cart_ram = NULL;
lib_free(cartfile);
cartfile = NULL;
if (finalexpansion_list_item != NULL) {
io_source_unregister(finalexpansion_list_item);
finalexpansion_list_item = NULL;
}
}