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upd765.cpp: Partially revert 9eae436524 to unbreak x68000 floppy loading (nw)

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This commit is contained in:
AJR 2018-07-13 01:52:54 -04:00
parent 761f003328
commit 058a748ee8
1 changed files with 6 additions and 2 deletions
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8
src/devices/machine/upd765.cpp
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@ -474,9 +474,13 @@ uint8_t upd765_family_device::read_fifo()
memmove(result, result+1, result_pos);
if(!result_pos)
main_phase = PHASE_CMD;
else if(result_pos == 1)
else if(result_pos == 1) {
// clear drive busy bit after the first sense interrupt status result byte is read
for(floppy_info &fi : flopi)
if((fi.main_state == RECALIBRATE || fi.main_state == SEEK) && fi.sub_state == IDLE && fi.st0_filled == false)
fi.main_state = IDLE;
clr_drive_busy();
}
break;
default:
LOGFIFO("read_fifo in phase %d\n", main_phase);
@ -1468,11 +1472,11 @@ void upd765_family_device::command_end(floppy_info &fi, bool data_completion)
{
LOGCOMMAND("command done (%s) - %s\n", data_completion ? "data" : "seek", results());
fi.main_state = fi.sub_state = IDLE;
fi.st0_filled = true;
if(data_completion)
data_irq = true;
else {
other_irq = true;
fi.st0_filled = true;
}
check_irq();
}