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(MESS) apple3: Further improvements to drive select (nw)

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This commit is contained in:
R. Belmont 2014-09-07 14:06:26 +00:00
parent 5c8f513e14
commit f2d2237a65
2 changed files with 35 additions and 7 deletions
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41
src/emu/machine/wozfdc.c
View File

@ -68,6 +68,31 @@ void wozfdc_device::device_start()
timer = timer_alloc(0);
delay_timer = timer_alloc(1);
save_item(NAME(last_6502_write));
save_item(NAME(mode_write));
save_item(NAME(mode_load));
save_item(NAME(active));
save_item(NAME(phases));
save_item(NAME(external_io_select));
save_item(NAME(cur_lss.tm));
save_item(NAME(cur_lss.cycles));
save_item(NAME(cur_lss.data_reg));
save_item(NAME(cur_lss.address));
save_item(NAME(cur_lss.write_start_time));
// save_item(NAME(cur_lss.write_buffer));
save_item(NAME(cur_lss.write_position));
save_item(NAME(cur_lss.write_line_active));
save_item(NAME(predicted_lss.tm));
save_item(NAME(predicted_lss.cycles));
save_item(NAME(predicted_lss.data_reg));
save_item(NAME(predicted_lss.address));
save_item(NAME(predicted_lss.write_start_time));
// save_item(NAME(predicted_lss.write_buffer));
save_item(NAME(predicted_lss.write_position));
save_item(NAME(predicted_lss.write_line_active));
save_item(NAME(drvsel));
save_item(NAME(enable1));
}
void wozfdc_device::device_reset()
@ -92,7 +117,7 @@ void wozfdc_device::a3_update_drive_sel()
{
floppy_image_device *newflop = NULL;
if (!enable1)
if ((!enable1) || (!external_io_select))
{
newflop = floppy0->get_device();
}
@ -235,12 +260,13 @@ void wozfdc_device::control(int offset)
break;
}
break;
case 0xa:
if(floppy != floppy0->get_device()) {
if(active) {
lss_sync();
floppy->mon_w(true);
}
case 0xa:
external_io_select = false;
if(floppy != floppy0->get_device()) {
if(active) {
lss_sync();
floppy->mon_w(true);
}
floppy = floppy0->get_device();
if(active) {
floppy->mon_w(false);
@ -249,6 +275,7 @@ void wozfdc_device::control(int offset)
}
break;
case 0xb:
external_io_select = true;
if (!external_drive_select)
{
if (floppy != floppy1->get_device())

1
src/emu/machine/wozfdc.h
View File

@ -66,6 +66,7 @@ private:
UINT8 phases;
emu_timer *timer, *delay_timer;
bool external_drive_select;
bool external_io_select;
lss cur_lss, predicted_lss;