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ins8250: unbreak the pcjr (nw)

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This commit is contained in:
cracyc 2018-02-03 20:03:49 -06:00
parent 3f135a40b7
commit 14d484fe94
1 changed files with 1 additions and 1 deletions
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2
src/devices/machine/ins8250.cpp
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@ -522,7 +522,7 @@ void ins8250_uart_device::update_msr()
if (m_regs.mcr & INS8250_MCR_LOOPBACK)
{
data = ((m_regs.mcr & (INS8250_MCR_OUT1|INS8250_MCR_OUT2) << 4) | \
data = (((m_regs.mcr & (INS8250_MCR_OUT1|INS8250_MCR_OUT2)) << 4) | \
((m_regs.mcr & INS8250_MCR_DTR) << 5) | ((m_regs.mcr & INS8250_MCR_RTS) << 3));
change = (m_regs.msr ^ data) >> 4;
if(!(m_regs.msr & 0x40) && (data & 0x40))