int magicdesk_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, &currbank) < 0)
|| (SMR_BA(m, roml_banks, 0x2000 * 64) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
return magicdesk_common_attach();
}
int magicdesk_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(m, ®val) < 0)
|| (SMR_BA(m, roml_banks, 0x2000 * MAXBANKS) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
if (magicdesk_common_attach() == -1) {
return -1;
}
magicdesk_io1_store(0xde00, regval);
return 0;
}
int magicdesk_bin_attach(const char *filename, BYTE *rawcart)
{
if (util_file_load(filename, rawcart, 0x20000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
if (util_file_load(filename, rawcart, 0x10000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
if (util_file_load(filename, rawcart, 0x8000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
return -1;
}
}
}
return magicdesk_common_attach();
}
int magicdesk_crt_attach(FILE *fd, BYTE *rawcart)
{
crt_chip_header_t chip;
while (1) {
if (crt_read_chip_header(&chip, fd)) {
break;
}
if ((chip.bank >= MAXBANKS) || ((chip.start != 0x8000) && (chip.start != 0xa000)) || (chip.size != 0x2000)) {
return -1;
}
if (crt_read_chip(rawcart, chip.bank << 13, &chip, fd)) {
return -1;
}
}
return magicdesk_common_attach();
}
int magicdesk_crt_attach(FILE *fd, BYTE *rawcart)
{
BYTE chipheader[0x10];
while (1) {
if (fread(chipheader, 0x10, 1, fd) < 1) {
break;
}
if (chipheader[0xb] >= 64 || (chipheader[0xc] != 0x80 && chipheader[0xc] != 0xa0)) {
return -1;
}
if (fread(&rawcart[chipheader[0xb] << 13], 0x2000, 1, fd) < 1) {
return -1;
}
}
return magicdesk_common_attach();
}
int magicdesk_crt_attach(FILE *fd, uint8_t *rawcart)
{
crt_chip_header_t chip;
int lastbank = 0;
while (1) {
if (crt_read_chip_header(&chip, fd)) {
break;
}
if ((chip.bank >= MAXBANKS) || ((chip.start != 0x8000) && (chip.start != 0xa000)) || (chip.size != 0x2000)) {
return -1;
}
if (crt_read_chip(rawcart, chip.bank << 13, &chip, fd)) {
return -1;
}
if (chip.bank > lastbank) {
lastbank = chip.bank;
}
}
if (lastbank >= 128) {
/* more than 128 banks does not work */
return -1;
} else if (lastbank >= 64) {
/* min 65, max 128 banks */
bankmask = 0x7f;
} else if (lastbank >= 32) {
/* min 33, max 64 banks */
bankmask = 0x3f;
} else if (lastbank >= 16) {
/* min 17, max 32 banks */
bankmask = 0x1f;
} else if (lastbank >= 8) {
/* min 9, max 16 banks */
bankmask = 0x0f;
} else if (lastbank >= 4) {
/* min 5, max 8 banks */
bankmask = 0x07;
} else {
/* max 4 banks */
bankmask = 0x03;
}
return magicdesk_common_attach();
}
int magicdesk_bin_attach(const char *filename, uint8_t *rawcart)
{
bankmask = 0x7f;
if (util_file_load(filename, rawcart, 0x100000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
bankmask = 0x3f;
if (util_file_load(filename, rawcart, 0x80000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
bankmask = 0x1f;
if (util_file_load(filename, rawcart, 0x40000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
bankmask = 0x0f;
if (util_file_load(filename, rawcart, 0x20000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
bankmask = 0x07;
if (util_file_load(filename, rawcart, 0x10000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
bankmask = 0x03;
if (util_file_load(filename, rawcart, 0x8000, UTIL_FILE_LOAD_SKIP_ADDRESS) < 0) {
return -1;
}
}
}
}
}
}
return magicdesk_common_attach();
}