static int dtlbasic_read_snapshot(struct snapshot_s *s)
{
BYTE major_version, minor_version;
snapshot_module_t *m;
/* enable device */
set_dtlbasic_dongle_enabled(1, NULL);
m = snapshot_module_open(s, snap_module_name, &major_version, &minor_version);
if (m == NULL) {
return -1;
}
/* Do not accept versions higher than current */
if (major_version > SNAP_MAJOR || minor_version > SNAP_MINOR) {
snapshot_set_error(SNAPSHOT_MODULE_HIGHER_VERSION);
goto fail;
}
if (0
|| SMR_DW_INT(m, &dtlbasic_counter) < 0
|| SMR_DW_INT(m, &write_status) < 0
|| SMR_DW_INT(m, &sense_status) < 0
|| SMR_DW_INT(m, &dtlbasic_state) < 0) {
goto fail;
}
return snapshot_module_close(m);
fail:
snapshot_module_close(m);
return -1;
}
int actionreplay2_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, &ar_enabled) < 0)
|| (SMR_DW_INT(m, &ar_cap_enable) < 0)
|| (SMR_DW_INT(m, &ar_cap_disable) < 0)
|| (SMR_BA(m, roml_banks, 0x4000) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
return actionreplay2_common_attach();
}
int interrupt_read_new_snapshot(interrupt_cpu_status_t *cs, snapshot_module_t *m)
{
if (SMR_DW_INT(m, &cs->nirq) < 0
|| SMR_DW_INT(m, &cs->nnmi) < 0
|| SMR_DW_UINT(m, &cs->global_pending_int) < 0) {
return -1;
}
return 0;
}
static int paperclip64_read_snapshot(struct snapshot_s *s, int port)
{
BYTE major_version, minor_version;
snapshot_module_t *m;
m = snapshot_module_open(s, snap_module_name, &major_version, &minor_version);
if (m == NULL) {
return -1;
}
/* Do not accept versions higher than current */
if (major_version > SNAP_MAJOR || minor_version > SNAP_MINOR) {
snapshot_set_error(SNAPSHOT_MODULE_HIGHER_VERSION);
goto fail;
}
if (0
|| SMR_DW_INT(m, &counter) < 0
|| SMR_B(m, &command) < 0
|| SMR_B_INT(m, &state) < 0) {
goto fail;
}
return snapshot_module_close(m);
fail:
snapshot_module_close(m);
return -1;
}
int ds12c887rtc_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
int temp_ds12c887rtc_address;
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;
}
/* FIXME: Implement the RTC snapshot part */
if (0
|| (SMR_DW_INT(m, &temp_ds12c887rtc_address) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
/* HACK set address to an invalid value, then use the function */
ds12c887rtc_base_address = -1;
set_ds12c887rtc_base(temp_ds12c887rtc_address, NULL);
return ds12c887rtc_enable();
}
int digimax_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
int temp_digimax_address;
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_DW_INT(m, &temp_digimax_address) < 0)
/* FIXME: Implement the userport part in userport_digimax.c */
#if 0
|| (SMR_B(m, &digimax_userport_address) < 0)
|| (SMR_B(m, &digimax_userport_direction_A) < 0)
|| (SMR_B(m, &digimax_userport_direction_B) < 0)
#endif
|| (SMR_BA(m, digimax_sound_data, 4) < 0)
|| (SMR_B(m, &snd.voice0) < 0)
|| (SMR_B(m, &snd.voice1) < 0)
|| (SMR_B(m, &snd.voice2) < 0)
|| (SMR_B(m, &snd.voice3) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
/* HACK set address to an invalid value, then use the function */
digimax_address = -1;
set_digimax_base(temp_digimax_address, NULL);
return digimax_enable();
}
int vic_snapshot_read_module(snapshot_t *s)
{
WORD i;
snapshot_module_t *m;
BYTE major_version, minor_version;
WORD w;
BYTE b;
sound_close();
m = snapshot_module_open(s, snap_module_name,
&major_version, &minor_version);
if (m == NULL) {
return -1;
}
if (major_version > SNAP_MAJOR || minor_version > SNAP_MINOR) {
log_error(vic.log, "Snapshot module version (%d.%d) newer than %d.%d.",
major_version, minor_version,
SNAP_MAJOR, SNAP_MINOR);
goto fail;
}
if (SMR_B(m, &b) < 0) {
goto fail;
}
if (b != VIC_RASTER_CYCLE(maincpu_clk)) {
log_error(vic.log, "Cycle value (%d) incorrect; should be %d.",
(int)b, VIC_RASTER_CYCLE(maincpu_clk));
goto fail;
}
vic.raster_cycle = (unsigned int)b;
if (SMR_W(m, &w) < 0) {
goto fail;
}
if (w != VIC_RASTER_Y(maincpu_clk)) {
log_error(vic.log, "Raster line value (%d) incorrect; should be %d.",
(int)w, VIC_RASTER_Y(maincpu_clk));
goto fail;
}
if (SMR_W(m, &w) < 0) {
goto fail;
}
vic.area = (vic_area_state_t)w;
if (SMR_W(m, &w) < 0) {
goto fail;
}
vic.fetch_state = (vic_fetch_state_t)w;
if (0
|| (SMR_DW_UINT(m, &vic.raster_line) < 0)
|| (SMR_DW_UINT(m, &vic.text_cols) < 0)
|| (SMR_DW_UINT(m, &vic.text_lines) < 0)
|| (SMR_DW_UINT(m, &vic.pending_text_cols) < 0)
|| (SMR_DW_UINT(m, &vic.line_was_blank) < 0)
|| (SMR_DW_UINT(m, &vic.memptr) < 0)
|| (SMR_DW_UINT(m, &vic.memptr_inc) < 0)
|| (SMR_DW_UINT(m, &vic.row_counter) < 0)
|| (SMR_DW_UINT(m, &vic.buf_offset) < 0)
|| SMR_B_INT(m, &vic.light_pen.state) < 0
|| SMR_B_INT(m, &vic.light_pen.triggered) < 0
|| SMR_DW_INT(m, &vic.light_pen.x) < 0
|| SMR_DW_INT(m, &vic.light_pen.y) < 0
|| SMR_DW_INT(m, &vic.light_pen.x_extra_bits) < 0
|| SMR_DW(m, &vic.light_pen.trigger_cycle) < 0
|| (SMR_B(m, &vic.vbuf) < 0)) {
goto fail;
}
/* Color RAM. */
if (SMR_BA(m, mem_ram + 0x9400, 0x400) < 0) {
goto fail;
}
for (i = 0; i < 0x10; i++) {
if (SMR_B(m, &b) < 0) {
goto fail;
}
/* XXX: This assumes that there are no side effects. */
vic_store(i, b);
}
raster_force_repaint(&vic.raster);
return snapshot_module_close(m);
fail:
if (m != NULL)
snapshot_module_close(m);
return -1;
}
int sfx_soundexpander_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
int temp_chip;
FM_OPL *chip = NULL;
int temp_connect1;
int x, y;
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_DW_INT(m, &temp_chip) < 0)) {
snapshot_module_close(m);
return -1;
}
if (sfx_soundexpander_sound_chip.chip_enabled) {
set_sfx_soundexpander_enabled(0, NULL);
}
set_sfx_soundexpander_chip(temp_chip, NULL);
set_sfx_soundexpander_enabled(1, NULL);
chip = (temp_chip == 3526) ? YM3526_chip : YM3812_chip;
if (0 || (SMR_B(m, &snd.command) < 0)) {
snapshot_module_close(m);
return -1;
}
for (x = 0; x < 9; x++) {
for (y = 0; y < 2; y++) {
if (0
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].ar) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].dr) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].rr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].KSR) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].ksl) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].ksr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].mul) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].Cnt) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].Incr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].FB) < 0)
|| (SMR_DW_INT(m, &temp_connect1) < 0)
|| (SMR_DW_INT(m, &chip->P_CH[x].SLOT[y].op1_out[0]) < 0)
|| (SMR_DW_INT(m, &chip->P_CH[x].SLOT[y].op1_out[1]) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].CON) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_type) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].state) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].TL) < 0)
|| (SMR_DW_INT(m, &chip->P_CH[x].SLOT[y].TLL) < 0)
|| (SMR_DW_INT(m, &chip->P_CH[x].SLOT[y].volume) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].sl) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sh_ar) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sel_ar) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sh_dr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sel_dr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sh_rr) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].eg_sel_rr) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].key) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].SLOT[y].AMmask) < 0)
|| (SMR_B(m, &chip->P_CH[x].SLOT[y].vib) < 0)
|| (SMR_W(m, &chip->P_CH[x].SLOT[y].wavetable) < 0)) {
snapshot_module_close(m);
return -1;
}
set_connect1(chip->P_CH[x].SLOT[y].connect1, temp_connect1);
}
if (0
|| (SMR_DW_UINT(m, &chip->P_CH[x].block_fnum) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].fc) < 0)
|| (SMR_DW_UINT(m, &chip->P_CH[x].ksl_base) < 0)
|| (SMR_B(m, &chip->P_CH[x].kcode) < 0)) {
snapshot_module_close(m);
return -1;
}
}
if (0
|| (SMR_DW_UINT(m, &chip->eg_cnt) < 0)
|| (SMR_DW_UINT(m, &chip->eg_timer) < 0)
|| (SMR_DW_UINT(m, &chip->eg_timer_add) < 0)
|| (SMR_DW_UINT(m, &chip->eg_timer_overflow) < 0)
|| (SMR_B(m, &chip->rhythm) < 0)) {
snapshot_module_close(m);
return -1;
}
for (x = 0; x < 1024; x++) {
if (0
|| (SMR_DW_UINT(m, &chip->fn_tab[x]) < 0)) {
snapshot_module_close(m);
return -1;
}
}
if (0
|| (SMR_B(m, &chip->lfo_am_depth) < 0)
|| (SMR_B(m, &chip->lfo_pm_depth_range) < 0)
|| (SMR_DW_UINT(m, &chip->lfo_am_cnt) < 0)
|| (SMR_DW_UINT(m, &chip->lfo_am_inc) < 0)
|| (SMR_DW_UINT(m, &chip->lfo_pm_cnt) < 0)
|| (SMR_DW_UINT(m, &chip->lfo_pm_inc) < 0)
|| (SMR_DW_UINT(m, &chip->noise_rng) < 0)
|| (SMR_DW_UINT(m, &chip->noise_p) < 0)
|| (SMR_DW_UINT(m, &chip->noise_f) < 0)
|| (SMR_B(m, &chip->wavesel) < 0)
|| (SMR_DW_UINT(m, &chip->T[0]) < 0)
|| (SMR_DW_UINT(m, &chip->T[1]) < 0)
|| (SMR_B(m, &chip->st[0]) < 0)
|| (SMR_B(m, &chip->st[1]) < 0)
|| (SMR_B(m, &chip->type) < 0)
|| (SMR_B(m, &chip->address) < 0)
|| (SMR_B(m, &chip->status) < 0)
|| (SMR_B(m, &chip->statusmask) < 0)
|| (SMR_B(m, &chip->mode) < 0)
|| (SMR_DW_UINT(m, &chip->clock) < 0)
|| (SMR_DW_UINT(m, &chip->rate) < 0)
|| (SMR_DB(m, &chip->freqbase) < 0)) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
return 0;
}
int vic20cart_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
int new_cart_type, cartridge_reset;
int ret = 0;
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 (SMR_DW_INT(m, &new_cart_type) < 0) {
snapshot_module_close(m);
return -1;
}
snapshot_module_close(m);
/* disable cartridge reset while detaching old cart */
resources_get_int("CartridgeReset", &cartridge_reset);
resources_set_int("CartridgeReset", 0);
cartridge_detach_image(-1);
resources_set_int("CartridgeReset", cartridge_reset);
/* disallow "set as default" and write back */
cartridge_is_from_snapshot = 1;
vic20cart_type = new_cart_type;
mem_cartridge_type = new_cart_type;
switch (vic20cart_type) {
case CARTRIDGE_VIC20_GENERIC:
ret = generic_snapshot_read_module(s);
break;
case CARTRIDGE_VIC20_FP:
ret = vic_fp_snapshot_read_module(s);
break;
case CARTRIDGE_VIC20_MEGACART:
ret = megacart_snapshot_read_module(s);
break;
case CARTRIDGE_VIC20_FINAL_EXPANSION:
ret = finalexpansion_snapshot_read_module(s);
break;
case CARTRIDGE_NONE:
/* cart already detached, nothing to do */
break;
default:
/* unknown cart */
ret = -1;
break;
}
if (ret < 0) {
vic20cart_type = CARTRIDGE_NONE;
mem_cartridge_type = CARTRIDGE_NONE;
}
return ret;
}
int drive_snapshot_read_module(snapshot_t *s)
{
BYTE major_version, minor_version;
int i;
snapshot_module_t *m;
char snap_module_name[] = "DRIVE";
DWORD rotation_table_ptr[DRIVE_NUM];
CLOCK attach_clk[DRIVE_NUM];
CLOCK detach_clk[DRIVE_NUM];
CLOCK attach_detach_clk[DRIVE_NUM];
int drive_true_emulation;
int sync_factor;
drive_t *drive;
int dummy;
int half_track[DRIVE_NUM];
m = snapshot_module_open(s, snap_module_name,
&major_version, &minor_version);
if (m == NULL) {
/* If this module is not found true emulation is off. */
resources_set_int("DriveTrueEmulation", 0);
return 0;
}
drive_gcr_data_writeback_all();
if (major_version > DRIVE_SNAP_MAJOR || minor_version > DRIVE_SNAP_MINOR) {
log_error(drive_snapshot_log,
"Snapshot module version (%d.%d) newer than %d.%d.",
major_version, minor_version,
DRIVE_SNAP_MAJOR, DRIVE_SNAP_MINOR);
}
/* If this module exists true emulation is enabled. */
/* XXX drive_true_emulation = 1 */
resources_set_int("DriveTrueEmulation", 1);
if (SMR_DW_INT(m, &sync_factor) < 0) {
snapshot_module_close(m);
return -1;
}
/* TODO: NUM_DRIVES drives instead of 2 */
for (i = 0; i < 2; i++) {
drive = drive_context[i]->drive;
/* Partially read 1.0 snapshots */
if (major_version == 1 && minor_version == 0) {
if (0
|| SMR_DW_UL(m, &(drive->snap_accum)) < 0
|| SMR_DW(m, &(attach_clk[i])) < 0
|| SMR_DW_INT(m, &dummy) < 0
|| SMR_B_INT(m, (int *)&(drive->byte_ready_level)) < 0
|| SMR_B_INT(m, &(drive->clock_frequency)) < 0
|| SMR_W_INT(m, &half_track[i]) < 0
|| SMR_DW(m, &(detach_clk[i])) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B_INT(m, &(drive->extend_image_policy)) < 0
|| SMR_B_INT(m, &dummy) < 0
|| SMR_DW_UINT(m, &(drive->GCR_head_offset)) < 0
|| SMR_B(m, &(drive->GCR_read)) < 0
|| SMR_B(m, &(drive->GCR_write_value)) < 0
|| SMR_B_INT(m, &(drive->idling_method)) < 0
|| SMR_B_INT(m, &dummy) < 0
|| SMR_B_INT(m, &(drive->parallel_cable)) < 0
|| SMR_B_INT(m, &(drive->read_only)) < 0
|| SMR_DW(m, &(drive->snap_rotation_last_clk)) < 0
|| SMR_DW(m, &rotation_table_ptr[i]) < 0
|| SMR_DW_UINT(m, &(drive->type)) < 0
) {
snapshot_module_close(m);
return -1;
}
/* Partially read 1.1 snapshots */
} else if (major_version == 1 && minor_version == 1) {
if (0
|| SMR_DW(m, &(attach_clk[i])) < 0
|| SMR_B_INT(m, (int *)&(drive->byte_ready_level)) < 0
|| SMR_B_INT(m, &(drive->clock_frequency)) < 0
|| SMR_W_INT(m, &half_track[i]) < 0
|| SMR_DW(m, &(detach_clk[i])) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B_INT(m, &(drive->extend_image_policy)) < 0
|| SMR_DW_UINT(m, &(drive->GCR_head_offset)) < 0
|| SMR_B(m, &(drive->GCR_read)) < 0
|| SMR_B(m, &(drive->GCR_write_value)) < 0
|| SMR_B_INT(m, &(drive->idling_method)) < 0
|| SMR_B_INT(m, &(drive->parallel_cable)) < 0
|| SMR_B_INT(m, &(drive->read_only)) < 0
|| SMR_DW(m, &rotation_table_ptr[i]) < 0
|| SMR_DW_UINT(m, &(drive->type)) < 0
|| SMR_DW_UL(m, &(drive->snap_accum)) < 0
|| SMR_DW(m, &(drive->snap_rotation_last_clk)) < 0
|| SMR_DW_INT(m, &(drive->snap_bit_counter)) < 0
|| SMR_DW_INT(m, &(drive->snap_zero_count)) < 0
|| SMR_W_INT(m, &(drive->snap_last_read_data)) < 0
|| SMR_B(m, &(drive->snap_last_write_data)) < 0
|| SMR_DW_INT(m, &(drive->snap_seed)) < 0
) {
snapshot_module_close(m);
return -1;
}
/* Partially read 1.2 snapshots */
} else if (major_version == 1 && minor_version == 2) {
if (0
|| SMR_DW(m, &(attach_clk[i])) < 0
|| SMR_B_INT(m, (int *)&(drive->byte_ready_level)) < 0
|| SMR_B_INT(m, &(drive->clock_frequency)) < 0
|| SMR_W_INT(m, &half_track[i]) < 0
|| SMR_DW(m, &(detach_clk[i])) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B_INT(m, &(drive->extend_image_policy)) < 0
|| SMR_DW_UINT(m, &(drive->GCR_head_offset)) < 0
|| SMR_B(m, &(drive->GCR_read)) < 0
|| SMR_B(m, &(drive->GCR_write_value)) < 0
|| SMR_B_INT(m, &(drive->idling_method)) < 0
|| SMR_B_INT(m, &(drive->parallel_cable)) < 0
|| SMR_B_INT(m, &(drive->read_only)) < 0
|| SMR_DW(m, &rotation_table_ptr[i]) < 0
|| SMR_DW_UINT(m, &(drive->type)) < 0
|| SMR_DW_UL(m, &(drive->snap_accum)) < 0
|| SMR_DW(m, &(drive->snap_rotation_last_clk)) < 0
|| SMR_DW_INT(m, &(drive->snap_bit_counter)) < 0
|| SMR_DW_INT(m, &(drive->snap_zero_count)) < 0
|| SMR_W_INT(m, &(drive->snap_last_read_data)) < 0
|| SMR_B(m, &(drive->snap_last_write_data)) < 0
|| SMR_DW_INT(m, &(drive->snap_seed)) < 0
|| SMR_DW(m, &(drive->snap_speed_zone)) < 0
|| SMR_DW(m, &(drive->snap_ue7_dcba)) < 0
|| SMR_DW(m, &(drive->snap_ue7_counter)) < 0
|| SMR_DW(m, &(drive->snap_uf4_counter)) < 0
|| SMR_DW(m, &(drive->snap_fr_randcount)) < 0
|| SMR_DW(m, &(drive->snap_filter_counter)) < 0
|| SMR_DW(m, &(drive->snap_filter_state)) < 0
|| SMR_DW(m, &(drive->snap_filter_last_state)) < 0
|| SMR_DW(m, &(drive->snap_write_flux)) < 0
|| SMR_DW(m, &(drive->snap_PulseHeadPosition)) < 0
|| SMR_DW(m, &(drive->snap_xorShift32)) < 0
) {
snapshot_module_close(m);
return -1;
}
} else if (major_version == 1 && minor_version == 3) {
if (0
|| SMR_DW(m, &(attach_clk[i])) < 0
|| SMR_B_INT(m, (int *)&(drive->byte_ready_level)) < 0
|| SMR_B_INT(m, &(drive->clock_frequency)) < 0
|| SMR_W_INT(m, &half_track[i]) < 0
|| SMR_DW(m, &(detach_clk[i])) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B_INT(m, &(drive->extend_image_policy)) < 0
|| SMR_DW_UINT(m, &(drive->GCR_head_offset)) < 0
|| SMR_B(m, &(drive->GCR_read)) < 0
|| SMR_B(m, &(drive->GCR_write_value)) < 0
|| SMR_B_INT(m, &(drive->idling_method)) < 0
|| SMR_B_INT(m, &(drive->parallel_cable)) < 0
|| SMR_B_INT(m, &(drive->read_only)) < 0
|| SMR_DW(m, &rotation_table_ptr[i]) < 0
|| SMR_DW_UINT(m, &(drive->type)) < 0
|| SMR_DW_UL(m, &(drive->snap_accum)) < 0
|| SMR_DW(m, &(drive->snap_rotation_last_clk)) < 0
|| SMR_DW_INT(m, &(drive->snap_bit_counter)) < 0
|| SMR_DW_INT(m, &(drive->snap_zero_count)) < 0
|| SMR_W_INT(m, &(drive->snap_last_read_data)) < 0
|| SMR_B(m, &(drive->snap_last_write_data)) < 0
|| SMR_DW_INT(m, &(drive->snap_seed)) < 0
|| SMR_DW(m, &(drive->snap_speed_zone)) < 0
|| SMR_DW(m, &(drive->snap_ue7_dcba)) < 0
|| SMR_DW(m, &(drive->snap_ue7_counter)) < 0
|| SMR_DW(m, &(drive->snap_uf4_counter)) < 0
|| SMR_DW(m, &(drive->snap_fr_randcount)) < 0
|| SMR_DW(m, &(drive->snap_filter_counter)) < 0
|| SMR_DW(m, &(drive->snap_filter_state)) < 0
|| SMR_DW(m, &(drive->snap_filter_last_state)) < 0
|| SMR_DW(m, &(drive->snap_write_flux)) < 0
|| SMR_DW(m, &(drive->snap_PulseHeadPosition)) < 0
|| SMR_DW(m, &(drive->snap_xorShift32)) < 0
|| SMR_DW(m, &(drive->snap_so_delay)) < 0
) {
snapshot_module_close(m);
return -1;
}
} else {
if (0
|| SMR_DW(m, &(attach_clk[i])) < 0
|| SMR_B_INT(m, (int *)&(drive->byte_ready_level)) < 0
|| SMR_B_INT(m, &(drive->clock_frequency)) < 0
|| SMR_W_INT(m, &half_track[i]) < 0
|| SMR_DW(m, &(detach_clk[i])) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B(m, (BYTE *)&dummy) < 0
|| SMR_B_INT(m, &(drive->extend_image_policy)) < 0
|| SMR_DW_UINT(m, &(drive->GCR_head_offset)) < 0
|| SMR_B(m, &(drive->GCR_read)) < 0
|| SMR_B(m, &(drive->GCR_write_value)) < 0
|| SMR_B_INT(m, &(drive->idling_method)) < 0
|| SMR_B_INT(m, &(drive->parallel_cable)) < 0
|| SMR_B_INT(m, &(drive->read_only)) < 0
|| SMR_DW(m, &rotation_table_ptr[i]) < 0
|| SMR_DW_UINT(m, &(drive->type)) < 0
|| SMR_DW_UL(m, &(drive->snap_accum)) < 0
|| SMR_DW(m, &(drive->snap_rotation_last_clk)) < 0
|| SMR_DW_INT(m, &(drive->snap_bit_counter)) < 0
|| SMR_DW_INT(m, &(drive->snap_zero_count)) < 0
|| SMR_W_INT(m, &(drive->snap_last_read_data)) < 0
|| SMR_B(m, &(drive->snap_last_write_data)) < 0
|| SMR_DW_INT(m, &(drive->snap_seed)) < 0
|| SMR_DW(m, &(drive->snap_speed_zone)) < 0
|| SMR_DW(m, &(drive->snap_ue7_dcba)) < 0
|| SMR_DW(m, &(drive->snap_ue7_counter)) < 0
|| SMR_DW(m, &(drive->snap_uf4_counter)) < 0
|| SMR_DW(m, &(drive->snap_fr_randcount)) < 0
|| SMR_DW(m, &(drive->snap_filter_counter)) < 0
|| SMR_DW(m, &(drive->snap_filter_state)) < 0
|| SMR_DW(m, &(drive->snap_filter_last_state)) < 0
|| SMR_DW(m, &(drive->snap_write_flux)) < 0
|| SMR_DW(m, &(drive->snap_PulseHeadPosition)) < 0
|| SMR_DW(m, &(drive->snap_xorShift32)) < 0
|| SMR_DW(m, &(drive->snap_so_delay)) < 0
|| SMR_DW(m, &(drive->snap_cycle_index)) < 0
|| SMR_DW(m, &(drive->snap_ref_advance)) < 0
|| SMR_DW(m, &(drive->snap_req_ref_cycles)) < 0
) {
snapshot_module_close(m);
return -1;
}
}
}
/* this one is new, so don't test so stay compatible with old snapshots */
for (i = 0; i < 2; i++) {
drive = drive_context[i]->drive;
SMR_DW(m, &(attach_detach_clk[i]));
}
/* these are even newer */
for (i = 0; i < 2; i++) {
drive = drive_context[i]->drive;
SMR_B_INT(m, (int *)&(drive->byte_ready_edge));
SMR_B_INT(m, (int *)&(drive->byte_ready_active));
}
snapshot_module_close(m);
m = NULL;
rotation_table_set(rotation_table_ptr);
drive = drive_context[0]->drive;
switch (drive->type) {
case DRIVE_TYPE_1540:
case DRIVE_TYPE_1541:
case DRIVE_TYPE_1541II:
case DRIVE_TYPE_1551:
case DRIVE_TYPE_1570:
case DRIVE_TYPE_1571:
case DRIVE_TYPE_1571CR:
case DRIVE_TYPE_1581:
case DRIVE_TYPE_2000:
case DRIVE_TYPE_4000:
case DRIVE_TYPE_2031:
case DRIVE_TYPE_1001:
case DRIVE_TYPE_2040:
case DRIVE_TYPE_3040:
case DRIVE_TYPE_4040:
case DRIVE_TYPE_8050:
case DRIVE_TYPE_8250:
drive->enable = 1;
machine_drive_rom_setup_image(0);
drivemem_init(drive_context[0], drive->type);
resources_set_int("Drive8IdleMethod", drive->idling_method);
driverom_initialize_traps(drive);
drive_set_active_led_color(drive->type, 0);
machine_bus_status_drivetype_set(8, 1);
break;
case DRIVE_TYPE_NONE:
drive_disable(drive_context[0]);
machine_bus_status_drivetype_set(8, 0);
break;
default:
return -1;
}
drive = drive_context[1]->drive;
switch (drive->type) {
case DRIVE_TYPE_1540:
case DRIVE_TYPE_1541:
case DRIVE_TYPE_1541II:
case DRIVE_TYPE_1551:
case DRIVE_TYPE_1570:
case DRIVE_TYPE_1571:
case DRIVE_TYPE_1581:
case DRIVE_TYPE_2000:
case DRIVE_TYPE_4000:
case DRIVE_TYPE_2031:
case DRIVE_TYPE_1001:
/* drive 1 does not allow dual disk drive */
drive->enable = 1;
machine_drive_rom_setup_image(1);
drivemem_init(drive_context[1], drive->type);
resources_set_int("Drive9IdleMethod", drive->idling_method);
driverom_initialize_traps(drive);
drive_set_active_led_color(drive->type, 1);
machine_bus_status_drivetype_set(9, 1);
break;
case DRIVE_TYPE_NONE:
case DRIVE_TYPE_8050:
case DRIVE_TYPE_8250:
drive_disable(drive_context[1]);
machine_bus_status_drivetype_set(9, 0);
break;
default:
return -1;
}
/* Clear parallel cable before undumping parallel port values. */
for (i = 0; i < DRIVE_PC_NUM; i++) {
parallel_cable_drive_write(i, 0xff, PARALLEL_WRITE, 0);
parallel_cable_drive_write(i, 0xff, PARALLEL_WRITE, 1);
}
for (i = 0; i < 2; i++) {
drive = drive_context[i]->drive;
if (drive->enable) {
if (drive->type == DRIVE_TYPE_2000 || drive->type == DRIVE_TYPE_4000) {
if (drivecpu65c02_snapshot_read_module(drive_context[i], s) < 0) {
return -1;
}
} else {
if (drivecpu_snapshot_read_module(drive_context[i], s) < 0) {
return -1;
}
}
if (machine_drive_snapshot_read(drive_context[i], s) < 0) {
return -1;
}
}
}
if (drive_snapshot_read_image_module(s, 0) < 0
|| drive_snapshot_read_gcrimage_module(s, 0) < 0
|| drive_snapshot_read_p64image_module(s, 0) < 0) {
return -1;
}
if (drive_snapshot_read_image_module(s, 1) < 0
|| drive_snapshot_read_gcrimage_module(s, 1) < 0
|| drive_snapshot_read_p64image_module(s, 1) < 0) {
return -1;
}
if (driverom_snapshot_read(s, drive_context[0]->drive) < 0) {
return -1;
}
if (driverom_snapshot_read(s, drive_context[1]->drive) < 0) {
return -1;
}
for (i = 0; i < 2; i++) {
drive = drive_context[i]->drive;
if (drive->type != DRIVE_TYPE_NONE) {
drive_enable(drive_context[i]);
drive->attach_clk = attach_clk[i];
drive->detach_clk = detach_clk[i];
drive->attach_detach_clk = attach_detach_clk[i];
}
}
for (i = 0; i < 2; i++) {
int side = 0;
drive = drive_context[i]->drive;
if (drive->type == DRIVE_TYPE_1570
|| drive->type == DRIVE_TYPE_1571
|| drive->type == DRIVE_TYPE_1571CR) {
if (half_track[i] > (DRIVE_HALFTRACKS_1571 + 1)) {
side = 1;
half_track[i] -= DRIVE_HALFTRACKS_1571;
}
}
drive_set_half_track(half_track[i], side, drive);
resources_set_int("MachineVideoStandard", sync_factor);
}
/* stop currently active drive sounds (bug #3539422)
* FIXME: when the drive sound emulation becomes more precise, we might
* want/need to save a snapshot of its current state too
*/
drive_sound_stop();
iec_update_ports_embedded();
drive_update_ui_status();
resources_get_int("DriveTrueEmulation", &drive_true_emulation);
if (vdrive_snapshot_module_read(s, drive_true_emulation ? 10 : 8) < 0) {
return -1;
}
return 0;
}
int ramcart_snapshot_read_module(snapshot_t *s)
{
uint8_t vmajor, vminor;
snapshot_module_t *m;
m = snapshot_module_open(s, snap_module_name, &vmajor, &vminor);
if (m == NULL) {
return -1;
}
/* Do not accept versions higher than current */
if (vmajor > SNAP_MAJOR || vminor > SNAP_MINOR) {
snapshot_set_error(SNAPSHOT_MODULE_HIGHER_VERSION);
goto fail;
}
if (0
|| (SMR_B_INT(m, &ramcart_enabled) < 0)
|| (SMR_B_INT(m, &ramcart_readonly) < 0)
|| (SMR_DW_INT(m, &ramcart_size) < 0)
|| (SMR_B_INT(m, &ramcart_size_kb) < 0)
|| (SMR_BA(m, ramcart, 2) < 0)) {
goto fail;
}
ramcart_ram = lib_malloc(ramcart_size);
if (SMR_BA(m, ramcart_ram, ramcart_size) < 0) {
snapshot_module_close(m);
lib_free(ramcart_ram);
ramcart_ram = NULL;
return -1;
}
snapshot_module_close(m);
/* ramcart_filetype = 0; */
ramcart_write_image = 0;
ramcart_enabled = 1;
/* FIXME: ugly code duplication to avoid cart_config_changed calls */
ramcart_io1_list_item = io_source_register(&ramcart_io1_device);
ramcart_io2_list_item = io_source_register(&ramcart_io2_device);
if (export_add(&export_res) < 0) {
lib_free(ramcart_ram);
ramcart_ram = NULL;
io_source_unregister(ramcart_io1_list_item);
io_source_unregister(ramcart_io2_list_item);
ramcart_io1_list_item = NULL;
ramcart_io2_list_item = NULL;
ramcart_enabled = 0;
return -1;
}
return 0;
fail:
snapshot_module_close(m);
return -1;
}
int ted_snapshot_read_module(snapshot_t *s)
{
BYTE major_version, minor_version;
int i;
snapshot_module_t *m;
m = snapshot_module_open(s, snap_module_name,
&major_version, &minor_version);
if (m == NULL) {
return -1;
}
if (major_version > SNAP_MAJOR || minor_version > SNAP_MINOR) {
log_error(ted.log,
"Snapshot module version (%d.%d) newer than %d.%d.",
major_version, minor_version,
SNAP_MAJOR, SNAP_MINOR);
goto fail;
}
/* FIXME: initialize changes? */
if (0
|| SMR_DW(m, &ted.last_emulate_line_clk) < 0
/* AllowBadLines */
|| SMR_B_INT(m, &ted.allow_bad_lines) < 0
/* BadLine */
|| SMR_B_INT(m, &ted.bad_line) < 0
/* Blank */
|| SMR_B_INT(m, &ted.raster.blank_enabled) < 0
/* ColorBuf */
|| SMR_BA(m, ted.cbuf, 40) < 0
/* IdleState */
|| SMR_B_INT(m, &ted.idle_state) < 0
/* MatrixBuf */
|| SMR_BA(m, ted.vbuf, 40) < 0
) {
goto fail;
}
/* Read the current raster line and the current raster cycle. As they
are a function of `clk', this is just a sanity check. */
{
WORD RasterLine;
BYTE RasterCycle;
if (SMR_B(m, &RasterCycle) < 0 || SMR_W(m, &RasterLine) < 0) {
goto fail;
}
DBG(("TED read snapshot at clock: %d cycle: %d (%d) tedline: %d (%d) rasterline: %d\n",
maincpu_clk, TED_RASTER_CYCLE(maincpu_clk), RasterCycle, TED_RASTER_Y(maincpu_clk),
RasterLine, ted.raster.current_line));
if (RasterCycle != (BYTE)TED_RASTER_CYCLE(maincpu_clk)) {
log_error(ted.log,
"Not matching raster cycle (%d) in snapshot; should be %d.",
RasterCycle, TED_RASTER_CYCLE(maincpu_clk));
goto fail;
}
if (RasterLine != (WORD)TED_RASTER_Y(maincpu_clk)) {
log_error(ted.log,
"Not matching raster line (%d) in snapshot; should be %d.",
RasterLine, TED_RASTER_Y(maincpu_clk));
goto fail;
}
}
for (i = 0; i < 0x40; i++) {
if (SMR_B(m, &ted.regs[i]) < 0 /* Registers */) {
goto fail;
}
}
if (0
|| SMR_DW_INT(m, (int*)&ted.ted_raster_counter) < 0
/* Vc */
|| SMR_W_INT(m, &ted.mem_counter) < 0
/* VcInc */
|| SMR_B_INT(m, &ted.mem_counter_inc) < 0
/* VcBase */
|| SMR_W_INT(m, &ted.memptr) < 0
/* VideoInt */
|| SMR_B_INT(m, &ted.irq_status) < 0) {
goto fail;
}
/* FIXME: Recalculate alarms and derived values. */
ted_irq_set_raster_line(ted.regs[0x0b] | ((ted.regs[0x0a] & 1) << 8));
ted_update_memory_ptrs(TED_RASTER_CYCLE(maincpu_clk));
ted.raster.xsmooth = ted.regs[0x07] & 0x7;
ted.raster.ysmooth = ted.regs[0x06] & 0x7;
ted.raster.current_line = TED_RASTER_Y(maincpu_clk); /* FIXME? */
/* Update colors. */
ted.raster.border_color = ted.regs[0x19];
ted.raster.background_color = ted.regs[0x15];
ted.ext_background_color[0] = ted.regs[0x16];
ted.ext_background_color[1] = ted.regs[0x17];
ted.ext_background_color[2] = ted.regs[0x18];
ted.raster.blank = !(ted.regs[0x06] & 0x10);
if (TED_IS_ILLEGAL_MODE (ted.raster.video_mode)) {
ted.raster.idle_background_color = 0;
ted.force_black_overscan_background_color = 1;
} else {
ted.raster.idle_background_color = ted.raster.background_color;
ted.force_black_overscan_background_color = 0;
}
if (ted.regs[0x06] & 0x8) {
ted.raster.display_ystart = ted.row_25_start_line;
ted.raster.display_ystop = ted.row_25_stop_line;
} else {
ted.raster.display_ystart = ted.row_24_start_line;
ted.raster.display_ystop = ted.row_24_stop_line;
}
if (ted.regs[0x07] & 0x8) {
ted.raster.display_xstart = TED_40COL_START_PIXEL;
ted.raster.display_xstop = TED_40COL_STOP_PIXEL;
} else {
ted.raster.display_xstart = TED_38COL_START_PIXEL;
ted.raster.display_xstop = TED_38COL_STOP_PIXEL;
}
/* `ted.raster.draw_idle_state', `ted.raster.open_right_border' and
`ted.raster.open_left_border' should be needed, but they would only
affect the current ted.raster line, and would not cause any
difference in timing. So who cares. */
/* FIXME: `ted.ycounter_reset_checked'? */
/* FIXME: `ted.force_display_state'? */
ted.memory_fetch_done = 0; /* FIXME? */
ted_update_video_mode(TED_RASTER_CYCLE(maincpu_clk));
ted.draw_clk = maincpu_clk + (ted.draw_cycle - TED_RASTER_CYCLE(maincpu_clk));
ted.last_emulate_line_clk = ted.draw_clk - ted.cycles_per_line;
alarm_set(ted.raster_draw_alarm, ted.draw_clk);
{
DWORD dw;
if (SMR_DW(m, &dw) < 0) { /* FetchEventTick */
goto fail;
}
ted.fetch_clk = maincpu_clk + dw;
alarm_set(ted.raster_fetch_alarm, ted.fetch_clk);
}
if (ted.irq_status & 0x80) {
interrupt_restore_irq(maincpu_int_status, ted.int_num, 1);
}
raster_force_repaint(&ted.raster);
DBG(("TED: snapshot loaded.\n"));
return 0;
fail:
if (m != NULL) {
snapshot_module_close(m);
}
log_error(ted.log, "could not load TED snapshot.");
return -1;
}
int vic20cart_snapshot_read_module(snapshot_t *s)
{
BYTE vmajor, vminor;
snapshot_module_t *m;
int new_cart_type, cartridge_reset;
BYTE i;
BYTE number_of_carts;
int cart_ids[VIC20CART_DUMP_MAX_CARTS];
m = snapshot_module_open(s, SNAP_MODULE_NAME, &vmajor, &vminor);
if (m == NULL) {
return -1;
}
if (vmajor != VIC20CART_DUMP_VER_MAJOR) {
goto fail;
}
if (SMR_DW_INT(m, &new_cart_type) < 0) {
goto fail;
}
if (SMR_B(m, &number_of_carts) < 0) {
goto fail;
}
/* Not much to do if no carts in snapshot */
if (number_of_carts == 0) {
return snapshot_module_close(m);
}
if (number_of_carts > VIC20CART_DUMP_MAX_CARTS) {
DBG(("CART snapshot read: carts %i > max %i\n", number_of_carts, VIC20CART_DUMP_MAX_CARTS));
goto fail;
}
/* Read cart IDs */
for (i = 0; i < number_of_carts; i++) {
if (SMR_DW_INT(m, &cart_ids[i]) < 0) {
goto fail;
}
}
snapshot_module_close(m);
/* disable cartridge reset while detaching old cart */
resources_get_int("CartridgeReset", &cartridge_reset);
resources_set_int("CartridgeReset", 0);
cartridge_detach_image(-1);
resources_set_int("CartridgeReset", cartridge_reset);
/* disallow "set as default" and write back */
cartridge_is_from_snapshot = 1;
vic20cart_type = new_cart_type;
mem_cartridge_type = new_cart_type;
/* Read individual cart data */
for (i = 0; i < number_of_carts; i++) {
switch (cart_ids[i]) {
case CARTRIDGE_VIC20_FINAL_EXPANSION:
if (finalexpansion_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_IO2_RAM:
if (ioramcart_io2_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_IO3_RAM:
if (ioramcart_io3_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_MEGACART:
if (megacart_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_UM:
if (vic_um_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_IEEE488:
if (vic20_ieee488_snapshot_read_module(s) < 0) {
return -1;
}
break;
#ifdef HAVE_MIDI
case CARTRIDGE_MIDI_MAPLIN:
if (vic20_midi_snapshot_read_module(s) < 0) {
return -1;
}
break;
#endif
case CARTRIDGE_VIC20_SIDCART:
if (sidcart_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_VIC20_FP:
if (vic_fp_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_ACIA:
if (aciacart_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_DIGIMAX:
if (digimax_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_DS12C887RTC:
if (ds12c887rtc_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_GEORAM:
if (georam_read_snapshot_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_SFX_SOUND_EXPANDER:
if (sfx_soundexpander_snapshot_read_module(s) < 0) {
return -1;
}
break;
case CARTRIDGE_SFX_SOUND_SAMPLER:
if (sfx_soundsampler_snapshot_read_module(s) < 0) {
return -1;
}
break;
#ifdef HAVE_TFE
case CARTRIDGE_TFE:
if (tfe_snapshot_read_module(s) < 0) {
return -1;
}
break;
#endif
}
}
if (vic20cart_type == CARTRIDGE_VIC20_GENERIC) {
if (generic_snapshot_read_module(s) < 0) {
return -1;
}
}
return 0;
fail:
snapshot_module_close(m);
return -1;
}
int vicii_snapshot_read_module(snapshot_t *s)
{
BYTE major_version, minor_version;
int i;
snapshot_module_t *m;
m = snapshot_module_open(s, snap_module_name,
&major_version, &minor_version);
if (m == NULL)
return -1;
if (major_version > SNAP_MAJOR || minor_version > SNAP_MINOR) {
log_error(vicii.log,
"Snapshot module version (%d.%d) newer than %d.%d.",
major_version, minor_version,
SNAP_MAJOR, SNAP_MINOR);
goto fail;
}
/* FIXME: initialize changes? */
if (0
/* AllowBadLines */
|| SMR_B_INT(m, &vicii.allow_bad_lines) < 0
/* BadLine */
|| SMR_B_INT(m, &vicii.bad_line) < 0
/* Blank */
|| SMR_B_INT(m, &vicii.raster.blank_enabled) < 0
/* ColorBuf */
|| SMR_BA(m, vicii.cbuf, 40) < 0
/* IdleState */
|| SMR_B_INT(m, &vicii.idle_state) < 0
/* LPTrigger */
|| SMR_B_INT(m, &vicii.light_pen.triggered) < 0
/* LPX */
|| SMR_B_INT(m, &vicii.light_pen.x) < 0
/* LPY */
|| SMR_B_INT(m, &vicii.light_pen.y) < 0
/* MatrixBuf */
|| SMR_BA(m, vicii.vbuf, 40) < 0
/* NewSpriteDmaMask */
|| SMR_B(m, &vicii.raster.sprite_status->new_dma_msk) < 0)
goto fail;
{
DWORD RamBase;
if (SMR_DW(m, &RamBase) < 0)
goto fail;
vicii.ram_base_phi1 = mem_ram + RamBase;
}
/* Read the current raster line and the current raster cycle. As they
are a function of `clk', this is just a sanity check. */
{
WORD RasterLine;
BYTE RasterCycle;
if (SMR_B(m, &RasterCycle) < 0
|| SMR_W(m, &RasterLine) < 0)
goto fail;
if (RasterCycle != (BYTE)VICII_RASTER_CYCLE(maincpu_clk)) {
log_error(vicii.log,
"Not matching raster cycle (%d) in snapshot; should be %d.",
RasterCycle, VICII_RASTER_CYCLE(maincpu_clk));
goto fail;
}
if (RasterLine != (WORD)VICII_RASTER_Y(maincpu_clk)) {
log_error(vicii.log,
"VIC-II: Not matching raster line (%d) in snapshot; should be %d.",
RasterLine, VICII_RASTER_Y(maincpu_clk));
goto fail;
}
}
for (i = 0; i < 0x50; i++)
if (SMR_B(m, &vicii.regs[i]) < 0 /* Registers */ )
goto fail;
if (0
/* DTV stuff */
|| SMR_DW_INT(m, &vicii.counta) < 0
|| SMR_DW_INT(m, &vicii.counta_mod) < 0
|| SMR_DW_INT(m, &vicii.counta_step) < 0
|| SMR_DW_INT(m, &vicii.countb) < 0
|| SMR_DW_INT(m, &vicii.countb_mod) < 0
|| SMR_DW_INT(m, &vicii.countb_step) < 0
|| SMR_DW_INT(m, (int *)&vicii.extended_enable) < 0
|| SMR_DW_INT(m, (int *)&vicii.extended_lockout) < 0
|| SMR_DW_INT(m, (int *)&vicii.badline_disable) < 0
|| SMR_DW_INT(m, (int *)&vicii.colorfetch_disable) < 0
|| SMR_DW_INT(m, (int *)&vicii.overscan) < 0
|| SMR_DW_INT(m, (int *)&vicii.high_color) < 0
|| SMR_DW_INT(m, (int *)&vicii.border_off) < 0
|| SMR_DW_INT(m, &vicii.raster_irq_offset) < 0
|| SMR_DW_INT(m, &vicii.raster_irq_prevent) < 0
|| SMR_BA(m, vicii.dtvpalette, 256) < 0
/* SbCollMask */
|| SMR_B(m, &vicii.sprite_background_collisions) < 0
/* SpriteDmaMask */
|| SMR_B(m, &vicii.raster.sprite_status->dma_msk) < 0
/* SsCollMask */
|| SMR_B(m, &vicii.sprite_sprite_collisions) < 0
/* VBank */
|| SMR_W_INT(m, &vicii.vbank_phi1) < 0
/* Vc */
|| SMR_W_INT(m, &vicii.mem_counter) < 0
/* VcInc */
|| SMR_B_INT(m, &vicii.mem_counter_inc) < 0
/* VcBase */
|| SMR_W_INT(m, &vicii.memptr) < 0
/* VideoInt */
|| SMR_B_INT(m, &vicii.irq_status) < 0)
goto fail;
for (i = 0; i < 8; i++) {
if (0
/* SpriteXMemPtr */
|| SMR_B_INT(m,
&vicii.raster.sprite_status->sprites[i].memptr) < 0
/* SpriteXMemPtrInc */
|| SMR_B_INT(m,
&vicii.raster.sprite_status->sprites[i].memptr_inc) < 0
/* SpriteXExpFlipFlop */
|| SMR_B_INT(m,
&vicii.raster.sprite_status->sprites[i].exp_flag) < 0
)
goto fail;
}
/* FIXME: Recalculate alarms and derived values. */
#if 1
if (vicii.raster_irq_prevent) {
vicii.raster_irq_clk = CLOCK_MAX;
alarm_unset(vicii.raster_irq_alarm);
} else
{
/*
We cannot use vicii_irq_set_raster_line as this would delay
an alarm on line 0 for one frame
*/
unsigned int line = vicii.regs[0x12] | ((vicii.regs[0x11] & 0x80) << 1);
if (line < (unsigned int)vicii.screen_height) {
vicii.raster_irq_clk = (VICII_LINE_START_CLK(maincpu_clk)
+ VICII_RASTER_IRQ_DELAY - INTERRUPT_DELAY
+ (vicii.cycles_per_line * line));
vicii.raster_irq_clk += vicii.raster_irq_offset;
/* Raster interrupts on line 0 are delayed by 1 cycle. */
if (line == 0)
vicii.raster_irq_clk++;
alarm_set(vicii.raster_irq_alarm, vicii.raster_irq_clk);
} else {
vicii.raster_irq_clk = CLOCK_MAX;
alarm_unset(vicii.raster_irq_alarm);
}
vicii.raster_irq_line = line;
}
#else
vicii_irq_set_raster_line(vicii.regs[0x12]
| ((vicii.regs[0x11] & 0x80) << 1));
#endif
/* compatibility with older versions */
vicii.ram_base_phi2 = vicii.ram_base_phi1;
vicii.vbank_phi2 = vicii.vbank_phi1;
vicii_update_memory_ptrs(VICII_RASTER_CYCLE(maincpu_clk));
/* Update sprite parameters. We had better do this manually, or the
VIC-II emulation could be quite upset. */
{
BYTE msk;
for (i = 0, msk = 0x1; i < 8; i++, msk <<= 1) {
raster_sprite_t *sprite;
int tmp;
sprite = vicii.raster.sprite_status->sprites + i;
/* X/Y coordinates. */
tmp = vicii.regs[i * 2] + ((vicii.regs[0x10] & msk) ? 0x100 : 0);
/* (-0xffff makes sure it's updated NOW.) */
vicii_sprites_set_x_position(i, tmp, -0xffff);
sprite->y = (int)vicii.regs[i * 2 + 1];
sprite->x_expanded = (int)(vicii.regs[0x1d] & msk);
sprite->y_expanded = (int)(vicii.regs[0x17] & msk);
sprite->multicolor = (int)(vicii.regs[0x1c] & msk);
sprite->in_background = (int)(vicii.regs[0x1b] & msk);
sprite->color = (int) vicii.dtvpalette[vicii.regs[0x27 + i] & 0xf];
sprite->dma_flag = (int)(vicii.raster.sprite_status->new_dma_msk
& msk);
}
}
vicii.sprite_fetch_msk = vicii.raster.sprite_status->new_dma_msk;
vicii.sprite_fetch_clk = VICII_LINE_START_CLK(maincpu_clk)
+ vicii.sprite_fetch_cycle
- vicii.cycles_per_line;
/* calculate the sprite_fetch_idx */
{
const vicii_sprites_fetch_t *sf;
sf = vicii_sprites_fetch_table[vicii.sprite_fetch_msk];
i = 0;
while (sf[i].cycle >= 0
&& sf[i].cycle + vicii.sprite_fetch_cycle <= vicii.cycles_per_line)
{
i++;
}
vicii.sprite_fetch_idx = i;
}
vicii.raster.xsmooth = vicii.regs[0x16] & 0x7;
vicii.raster.sprite_xsmooth = vicii.regs[0x16] & 0x7;
vicii.raster.ysmooth = vicii.regs[0x11] & 0x7;
vicii.raster.current_line = VICII_RASTER_Y(maincpu_clk); /* FIXME? */
vicii.raster.sprite_status->visible_msk = vicii.regs[0x15];
/* Update colors. */
vicii.raster.border_color = vicii.dtvpalette[vicii.regs[0x20]];
vicii.raster.background_color = vicii.dtvpalette[vicii.regs[0x21]];
vicii.ext_background_color[0] = vicii.dtvpalette[vicii.regs[0x22]];
vicii.ext_background_color[1] = vicii.dtvpalette[vicii.regs[0x23]];
vicii.ext_background_color[2] = vicii.dtvpalette[vicii.regs[0x24]];
vicii.raster.sprite_status->mc_sprite_color_1 = vicii.dtvpalette[vicii.regs[0x25] & 0xf];
vicii.raster.sprite_status->mc_sprite_color_2 = vicii.dtvpalette[vicii.regs[0x26] & 0xf];
vicii.raster.blank = !(vicii.regs[0x11] & 0x10);
if (VICII_IS_ILLEGAL_MODE(vicii.raster.video_mode)) {
vicii.raster.idle_background_color = 0;
vicii.force_black_overscan_background_color = 1;
} else {
vicii.raster.idle_background_color
= vicii.raster.background_color;
vicii.force_black_overscan_background_color = 0;
}
if (vicii.regs[0x11] & 0x8) {
vicii.raster.display_ystart = vicii.row_25_start_line;
vicii.raster.display_ystop = vicii.row_25_stop_line;
} else {
vicii.raster.display_ystart = vicii.row_24_start_line;
vicii.raster.display_ystop = vicii.row_24_stop_line;
}
if (vicii.regs[0x16] & 0x8) {
vicii.raster.display_xstart = VICII_40COL_START_PIXEL;
vicii.raster.display_xstop = VICII_40COL_STOP_PIXEL;
} else {
vicii.raster.display_xstart = VICII_38COL_START_PIXEL;
vicii.raster.display_xstop = VICII_38COL_STOP_PIXEL;
}
/* `vicii.raster.draw_idle_state', `vicii.raster.open_right_border' and
`vicii.raster.open_left_border' should be needed, but they would only
affect the current vicii.raster line, and would not cause any
difference in timing. So who cares. */
/* FIXME: `vicii.ycounter_reset_checked'? */
/* FIXME: `vicii.force_display_state'? */
vicii.memory_fetch_done = 0; /* FIXME? */
vicii_update_video_mode(VICII_RASTER_CYCLE(maincpu_clk));
vicii_store(0x3c, (BYTE)vicii.regs[0x3c]);
vicii.draw_clk = maincpu_clk + (vicii.draw_cycle
- VICII_RASTER_CYCLE(maincpu_clk));
vicii.last_emulate_line_clk = vicii.draw_clk - vicii.cycles_per_line;
alarm_set(vicii.raster_draw_alarm, vicii.draw_clk);
{
DWORD dw;
BYTE b;
if (0
|| SMR_DW(m, &dw) < 0 /* FetchEventTick */
|| SMR_B(m, &b) < 0 /* FetchEventType */
)
goto fail;
vicii.fetch_clk = maincpu_clk + dw;
vicii.fetch_idx = b;
alarm_set(vicii.raster_fetch_alarm, vicii.fetch_clk);
}
if (vicii.irq_status & 0x80)
interrupt_restore_irq(maincpu_int_status, vicii.int_num, 1);
/* added in version 1.1 of snapshot format */
if (minor_version > 0) {
DWORD RamBase;
if (0
|| SMR_DW(m, &RamBase) < 0
|| SMR_W_INT(m, &vicii.vbank_phi2) < 0 /* VBank */
)
goto fail;
vicii.ram_base_phi2 = mem_ram + RamBase;
vicii_update_memory_ptrs(VICII_RASTER_CYCLE(maincpu_clk));
}
raster_force_repaint(&vicii.raster);
snapshot_module_close(m);
return 0;
fail:
if (m != NULL)
snapshot_module_close(m);
return -1;
}
