static int
tape_play( int autoplay )
{
if( !libspectrum_tape_present( tape ) ) return 1;
/* Otherwise, start the tape going */
tape_playing = 1;
tape_autoplay = autoplay;
tape_microphone = 0;
event_remove_type( tape_mic_off_event );
/* Update the status bar */
ui_statusbar_update( UI_STATUSBAR_ITEM_TAPE, UI_STATUSBAR_STATE_ACTIVE );
/* If we're fastloading, turn sound off */
if( settings_current.fastload ) sound_pause();
loader_tape_play();
event_add( tstates + next_tape_edge_tstates, tape_edge_event );
next_tape_edge_tstates = 0;
debugger_event( play_event );
return 0;
}
int
tape_stop( void )
{
if( tape_playing ) {
tape_playing = 0;
ui_statusbar_update( UI_STATUSBAR_ITEM_TAPE, UI_STATUSBAR_STATE_INACTIVE );
loader_tape_stop();
/* If we were fastloading, sound was off, so turn it back on, and
reset the speed counter */
if( settings_current.fastload ) {
sound_unpause();
timer_estimate_reset();
}
tape_save_next_edge();
event_remove_type( tape_edge_event );
/* Turn off any lingering MIC level in a second (some loaders like Alkatraz
seem to check the MIC level soon after loading is finished, presumably as
a copy protection check */
event_add( tstates + machine_current->timings.tstates_per_frame,
tape_mic_off_event );
}
if( stop_event != -1 ) debugger_event( stop_event );
return 0;
}
static void
statusbar_update( int busy )
{
ui_statusbar_update( UI_STATUSBAR_ITEM_DISK,
busy ? UI_STATUSBAR_STATE_ACTIVE :
UI_STATUSBAR_STATE_INACTIVE );
}
static void
opus_reset( int hard_reset )
{
int i;
opus_active = 0;
opus_available = 0;
if( !periph_is_active( PERIPH_TYPE_OPUS ) ) {
return;
}
if( machine_load_rom_bank( opus_memory_map_romcs_rom, 0,
settings_current.rom_opus,
settings_default.rom_opus, 0x2000 ) ) {
settings_current.opus = 0;
periph_activate_type( PERIPH_TYPE_OPUS, 0 );
return;
}
for( i = 0; i < MEMORY_PAGES_IN_2K; i++ ) {
struct memory_page *page =
&opus_memory_map_romcs_ram[ i ];
page->page = opus_ram + i * MEMORY_PAGE_SIZE;
page->offset = i * MEMORY_PAGE_SIZE;
}
machine_current->ram.romcs = 0;
for( i = 0; i < MEMORY_PAGES_IN_2K; i++ )
opus_memory_map_romcs_ram[ i ].writable = 1;
data_reg_a = 0;
data_dir_a = 0;
control_a = 0;
data_reg_b = 0;
data_dir_b = 0;
control_b = 0;
opus_available = 1;
if( hard_reset )
memset( opus_ram, 0, sizeof( opus_ram ) );
wd_fdc_master_reset( opus_fdc );
for( i = 0; i < OPUS_NUM_DRIVES; i++ ) {
ui_media_drive_update_menus( &opus_ui_drives[ i ],
UI_MEDIA_DRIVE_UPDATE_ALL );
}
opus_fdc->current_drive = &opus_drives[ 0 ];
fdd_select( &opus_drives[ 0 ], 1 );
machine_current->memory_map();
ui_statusbar_update( UI_STATUSBAR_ITEM_DISK, UI_STATUSBAR_STATE_INACTIVE );
}
void
ui_menu_disk_update( void )
{
int drives_avail;
drives_avail = ui_media_drive_any_available();
/* Set the disk menu items and statusbar appropriately */
if( drives_avail ) {
ui_menu_activate( UI_MENU_ITEM_MEDIA_DISK, 1 );
ui_statusbar_update( UI_STATUSBAR_ITEM_DISK, UI_STATUSBAR_STATE_INACTIVE );
} else {
ui_menu_activate( UI_MENU_ITEM_MEDIA_DISK, 0 );
ui_statusbar_update( UI_STATUSBAR_ITEM_DISK,
UI_STATUSBAR_STATE_NOT_AVAILABLE );
}
ui_media_drive_update_parent_menus();
}
/* Machine/Pause */
void
menu_machine_pause( int action )
{
if( paused ) {
paused = 0;
ui_statusbar_update( UI_STATUSBAR_ITEM_PAUSED,
UI_STATUSBAR_STATE_INACTIVE );
timer_estimate_reset();
PostMessage( fuse_hWnd, WM_USER_EXIT_PROCESS_MESSAGES, 0, 0 );
/* Resume emulation */
fuse_emulation_unpause();
} else {
/* Stop emulation */
fuse_emulation_pause();
paused = 1;
ui_statusbar_update( UI_STATUSBAR_ITEM_PAUSED, UI_STATUSBAR_STATE_ACTIVE );
win32ui_process_messages( 0 );
}
}
static void
plusd_reset( int hard_reset )
{
int i;
plusd_active = 0;
plusd_available = 0;
if( !periph_is_active( PERIPH_TYPE_PLUSD ) ) {
return;
}
if( machine_load_rom_bank( plusd_memory_map_romcs_rom, 0,
settings_current.rom_plusd,
settings_default.rom_plusd, 0x2000 ) ) {
settings_current.plusd = 0;
periph_activate_type( PERIPH_TYPE_PLUSD, 0 );
return;
}
machine_current->ram.romcs = 0;
for( i = 0; i < MEMORY_PAGES_IN_8K; i++ ) {
plusd_memory_map_romcs_ram[ i ].page = &plusd_ram[ i * MEMORY_PAGE_SIZE ];
plusd_memory_map_romcs_ram[ i ].writable = 1;
}
plusd_available = 1;
plusd_active = 1;
if( hard_reset )
memset( plusd_ram, 0, 0x2000 );
wd_fdc_master_reset( plusd_fdc );
for( i = 0; i < PLUSD_NUM_DRIVES; i++ ) {
ui_media_drive_update_menus( &plusd_ui_drives[ i ],
UI_MEDIA_DRIVE_UPDATE_ALL );
}
plusd_fdc->current_drive = &plusd_drives[ 0 ];
fdd_select( &plusd_drives[ 0 ], 1 );
machine_current->memory_map();
ui_statusbar_update( UI_STATUSBAR_ITEM_DISK, UI_STATUSBAR_STATE_INACTIVE );
}
int
machine_reset( int hard_reset )
{
size_t i;
int error;
sound_ay_reset();
tape_stop();
memory_pool_free();
machine_current->ram.romcs = 0;
machine_set_variable_timings( machine_current );
/* Do the machine-specific bits, including loading the ROMs */
error = machine_current->reset(); if( error ) return error;
module_reset( hard_reset );
error = machine_current->memory_map(); if( error ) return error;
/* Set up the contention array */
for( i = 0; i < machine_current->timings.tstates_per_frame; i++ ) {
ula_contention[ i ] = machine_current->ram.contend_delay( i );
ula_contention_no_mreq[ i ] = machine_current->ram.contend_delay_no_mreq( i );
}
/* Check for an Interface I ROM */
ui_statusbar_update( UI_STATUSBAR_ITEM_MICRODRIVE,
UI_STATUSBAR_STATE_NOT_AVAILABLE );
/* Update the disk menu items */
ui_menu_disk_update();
/* clear out old display image ready for new one */
display_refresh_all();
return 0;
}
int tape_stop( void )
{
if( tape_playing ) {
tape_playing = 0;
ui_statusbar_update( UI_STATUSBAR_ITEM_TAPE, UI_STATUSBAR_STATE_INACTIVE );
loader_tape_stop();
/* If we were fastloading, sound was off, so turn it back on, and
reset the speed counter */
if( settings_current.fastload ) {
sound_unpause();
timer_estimate_reset();
}
event_remove_type( tape_edge_event );
}
if( stop_event != -1 ) debugger_event( stop_event );
return 0;
}