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micro20: WIP for Edstrom (nw)

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This commit is contained in:
arbee 2016-11-27 22:04:27 -05:00
parent 36ea0c9256
commit 5f00fdf2f7
1 changed files with 18 additions and 7 deletions
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25
src/mame/drivers/micro20.cpp
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@ -49,6 +49,9 @@ public:
DECLARE_WRITE_LINE_MEMBER(m68k_reset_callback);
DECLARE_READ32_MEMBER(buserror_r);
TIMER_DEVICE_CALLBACK_MEMBER(micro20_timer);
DECLARE_WRITE_LINE_MEMBER(h4_w);
private:
};
@ -69,6 +72,16 @@ void micro20_state::machine_reset()
m_maincpu->set_reset_callback(write_line_delegate(FUNC(micro20_state::m68k_reset_callback),this));
}
TIMER_DEVICE_CALLBACK_MEMBER(micro20_state::micro20_timer)
{
// m_pit-> TODO: write this to TIN on the 68230 when it supports that
}
WRITE_LINE_MEMBER(micro20_state::h4_w)
{
printf("h4_w: %d\n", state);
}
WRITE_LINE_MEMBER(micro20_state::m68k_reset_callback)
{
// startup test explicitly checks if the m68k RESET opcode resets the 68230
@ -109,18 +122,16 @@ static MACHINE_CONFIG_START( micro20, micro20_state )
MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "terminal")
MCFG_RS232_RXD_HANDLER(DEVWRITELINE(DUART_A_TAG, mc68681_device, rx_a_w))
// MCFG_MC68681_IRQ_CALLBACK(WRITELINE(vt240_state, irq13_w))
// MCFG_MC68681_A_TX_CALLBACK(DEVWRITELINE("host", rs232_port_device, write_txd))
// MCFG_MC68681_B_TX_CALLBACK(DEVWRITELINE("printer", rs232_port_device, write_txd))
// MCFG_MC68681_OUTPORT_CALLBACK(WRITE8(vt240_state, duartout_w))
MCFG_MC68681_ADD(DUART_B_TAG, XTAL_3_6864MHz)
MCFG_DEVICE_ADD(RTC_TAG, MSM58321, XTAL_32_768kHz)
MCFG_WD1772_ADD(FDC_TAG, XTAL_16_67MHz / 2)
MCFG_DEVICE_ADD(PIT_TAG, PIT68230, XTAL_16_67MHz / 2)
MCFG_PIT68230_H4_CB(WRITELINE(micro20_state, h4_w));
MCFG_DEVICE_ADD(RTC_TAG, MSM58321, XTAL_32_768kHz)
MCFG_TIMER_DRIVER_ADD_PERIODIC("timer", micro20_state, micro20_timer, attotime::from_hz(100))
MACHINE_CONFIG_END
static INPUT_PORTS_START( micro20 )