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fmtowns: turn on all the motors (nw)

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This commit is contained in:
cracyc 2018-01-30 21:45:40 -06:00
parent b02103065b
commit e05e3bfde0
1 changed files with 7 additions and 4 deletions
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11
src/mame/drivers/fmtowns.cpp
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@ -558,13 +558,15 @@ WRITE8_MEMBER(towns_state::towns_floppy_w)
logerror("FDC: Data %02x\n",data);
break;
case 0x08:
{
// bit 5 - CLKSEL
if(m_towns_selected_drive != 0)
// docs are unclear about this but there's only one motor control line and turning on only the selected drive doesn't work properly.
for(int i = 0; i < 4; i++)
{
if(sel[m_towns_selected_drive-1] != nullptr)
if(sel[i] != nullptr)
{
sel[m_towns_selected_drive-1]->mon_w((~data & 0x10)>>4);
sel[m_towns_selected_drive-1]->ss_w((data & 0x04)>>2);
sel[i]->mon_w((~data & 0x10)>>4);
sel[i]->ss_w((data & 0x04)>>2);
}
}
m_fdc->dden_w(BIT(~data, 1));
@ -573,6 +575,7 @@ WRITE8_MEMBER(towns_state::towns_floppy_w)
//logerror("FDC: Config drive%i %02x\n",m_towns_selected_drive-1,data);
break;
}
case 0x0c: // drive select
switch(data & 0x0f)
{