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https://github.com/holub/mame
synced 2025-04-24 09:20:02 +03:00
converted to use RS232 port instead of hard coded to using serial terminal [smf]
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smf-
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871bb2be2b
commit
89ddd5f715
@ -128,6 +128,10 @@ static DEVICE_INPUT_DEFAULTS_START( isbc86_terminal )
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DEVICE_INPUT_DEFAULTS( "TERM_STOPBITS", 0xff, 0x02 ) // 2
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DEVICE_INPUT_DEFAULTS_END
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static DEVICE_INPUT_DEFAULTS_START( rpc86_terminal )
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// No UART hooked up yet
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DEVICE_INPUT_DEFAULTS_END
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static DEVICE_INPUT_DEFAULTS_START( isbc286_terminal )
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DEVICE_INPUT_DEFAULTS( "TERM_BAUD", 0xff, 0x06 ) // 9600
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DEVICE_INPUT_DEFAULTS( "TERM_DATABITS", 0xff, 0x02 ) // 7
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@ -135,21 +139,6 @@ static DEVICE_INPUT_DEFAULTS_START( isbc286_terminal )
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DEVICE_INPUT_DEFAULTS( "TERM_STOPBITS", 0xff, 0x00 ) // 1
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DEVICE_INPUT_DEFAULTS_END
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static const serial_terminal_interface terminal_intf =
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{
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DEVCB_DEVICE_LINE_MEMBER("uart8251", i8251_device, write_rx)
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};
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static const serial_terminal_interface rpc86_terminal_intf =
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{
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DEVCB_NULL // No UART hooked up yet
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};
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static const serial_terminal_interface isbc_terminal_intf =
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{
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DEVCB_DEVICE_LINE_MEMBER("uart8274", z80dart_device, rxb_w)
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};
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static const struct pit8253_interface isbc86_pit_config =
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{
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{
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@ -175,6 +164,35 @@ WRITE_LINE_MEMBER( isbc_state::isbc86_tmr2_w )
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m_uart8251->txc_w(state);
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}
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static const i8255_interface isbc86_ppi_interface =
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{
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL
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};
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static const i8251_interface isbc86_uart8251_interface =
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{
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DEVCB_DEVICE_LINE_MEMBER("rs232", serial_port_device, tx),
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DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, dtr_w),
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DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, rts_w),
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DEVCB_DEVICE_LINE_MEMBER("pic_0", pic8259_device, ir6_w),
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL
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};
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READ8_MEMBER( isbc_state::get_slave_ack )
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{
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if (offset == 7)
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return m_pic_1->inta_r();
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return 0x00;
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}
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static const struct pit8253_interface isbc286_pit_config =
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{
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{
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@ -200,16 +218,6 @@ WRITE_LINE_MEMBER( isbc_state::isbc286_tmr2_w )
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m_uart8274->txca_w(state);
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}
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static const i8255_interface isbc86_ppi_interface =
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{
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL
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};
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static const i8255_interface isbc286_ppi_interface =
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{
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DEVCB_NULL,
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@ -237,19 +245,19 @@ WRITE8_MEMBER( isbc_state::ppi_c_w )
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m_pic_1->ir7_w(0);
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}
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static I8274_INTERFACE(isbc_uart8274_interface)
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static I8274_INTERFACE(isbc286_uart8274_interface)
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{
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0, 0, 0, 0,
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DEVCB_DEVICE_LINE_MEMBER("rs232", serial_port_device, tx),
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DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, dtr_w),
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DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, rts_w),
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DEVCB_DEVICE_LINE_MEMBER("rs232a", serial_port_device, tx),
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DEVCB_DEVICE_LINE_MEMBER("rs232a", rs232_port_device, dtr_w),
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DEVCB_DEVICE_LINE_MEMBER("rs232a", rs232_port_device, rts_w),
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_DEVICE_LINE_MEMBER("terminal", serial_terminal_device, rx_w),
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_DEVICE_LINE_MEMBER("rs232b", serial_port_device, tx),
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DEVCB_DEVICE_LINE_MEMBER("rs232b", rs232_port_device, dtr_w),
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DEVCB_DEVICE_LINE_MEMBER("rs232b", rs232_port_device, rts_w),
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DEVCB_NULL,
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DEVCB_NULL,
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@ -266,26 +274,7 @@ WRITE_LINE_MEMBER(isbc_state::isbc_uart8274_irq)
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m_pic_0->ir6_w(state);
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}
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static const i8251_interface isbc_uart8251_interface =
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{
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DEVCB_DEVICE_LINE_MEMBER("terminal", serial_terminal_device, rx_w),
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_DEVICE_LINE_MEMBER("pic_0", pic8259_device, ir6_w),
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL
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};
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READ8_MEMBER( isbc_state::get_slave_ack )
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{
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if (offset == 7)
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return m_pic_1->inta_r();
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return 0x00;
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}
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static const centronics_interface isbc_centronics =
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static const centronics_interface isbc286_centronics =
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{
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DEVCB_DRIVER_LINE_MEMBER(isbc_state, lpt_ack),
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DEVCB_NULL,
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@ -306,11 +295,14 @@ static MACHINE_CONFIG_START( isbc86, isbc_state )
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MCFG_PIC8259_ADD("pic_0", INPUTLINE(":maincpu", 0), VCC, NULL)
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MCFG_PIT8253_ADD("pit", isbc86_pit_config)
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MCFG_I8255A_ADD("ppi", isbc86_ppi_interface)
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MCFG_I8251_ADD("uart8251", isbc_uart8251_interface)
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MCFG_I8251_ADD("uart8251", isbc86_uart8251_interface)
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/* video hardware */
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MCFG_SERIAL_TERMINAL_ADD("terminal", terminal_intf, 300)
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MCFG_DEVICE_INPUT_DEFAULTS(isbc86_terminal)
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MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "serial_terminal")
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MCFG_SERIAL_OUT_RX_HANDLER(DEVWRITELINE("uart8251", i8251_device, write_rx))
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MCFG_RS232_OUT_CTS_HANDLER(DEVWRITELINE("uart8251", i8251_device, write_cts))
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MCFG_RS232_OUT_DSR_HANDLER(DEVWRITELINE("uart8251", i8251_device, write_dsr))
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MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("serial_terminal", isbc86_terminal)
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_START( rpc86, isbc_state )
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@ -321,7 +313,8 @@ static MACHINE_CONFIG_START( rpc86, isbc_state )
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MCFG_PIC8259_ADD("pic_0", INPUTLINE(":maincpu", 0), VCC, NULL)
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/* video hardware */
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MCFG_SERIAL_TERMINAL_ADD("terminal", rpc86_terminal_intf, 300)
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MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "serial_terminal")
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MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("serial_terminal", rpc86_terminal)
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_START( isbc286, isbc_state )
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@ -333,10 +326,10 @@ static MACHINE_CONFIG_START( isbc286, isbc_state )
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MCFG_PIC8259_ADD("pic_1", DEVWRITELINE("pic_0", pic8259_device, ir7_w), GND, NULL)
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MCFG_PIT8254_ADD("pit", isbc286_pit_config)
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MCFG_I8255A_ADD("ppi", isbc286_ppi_interface)
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MCFG_CENTRONICS_PRINTER_ADD("centronics", isbc_centronics)
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MCFG_I8274_ADD("uart8274", XTAL_16MHz/4, isbc_uart8274_interface)
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MCFG_CENTRONICS_PRINTER_ADD("centronics", isbc286_centronics)
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MCFG_I8274_ADD("uart8274", XTAL_16MHz/4, isbc286_uart8274_interface)
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MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, NULL)
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MCFG_RS232_PORT_ADD("rs232a", default_rs232_devices, NULL)
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MCFG_SERIAL_OUT_RX_HANDLER(DEVWRITELINE("uart8274", z80dart_device, rxa_w))
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MCFG_RS232_OUT_DCD_HANDLER(DEVWRITELINE("uart8274", z80dart_device, dcda_w))
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MCFG_RS232_OUT_CTS_HANDLER(DEVWRITELINE("uart8274", z80dart_device, ctsa_w))
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@ -352,8 +345,11 @@ static MACHINE_CONFIG_START( isbc286, isbc_state )
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MCFG_ISBC_215_IRQ(DEVWRITELINE("pic_0", pic8259_device, ir5_w))
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/* video hardware */
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MCFG_SERIAL_TERMINAL_ADD("terminal", isbc_terminal_intf, 9600)
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MCFG_DEVICE_INPUT_DEFAULTS(isbc286_terminal)
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MCFG_RS232_PORT_ADD("rs232b", default_rs232_devices, "serial_terminal")
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MCFG_SERIAL_OUT_RX_HANDLER(DEVWRITELINE("uart8274", z80dart_device, rxb_w))
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MCFG_RS232_OUT_DCD_HANDLER(DEVWRITELINE("uart8274", z80dart_device, dcdb_w))
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MCFG_RS232_OUT_CTS_HANDLER(DEVWRITELINE("uart8274", z80dart_device, ctsb_w))
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MCFG_DEVICE_CARD_DEVICE_INPUT_DEFAULTS("serial_terminal", isbc286_terminal)
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_DERIVED( isbc2861, isbc286 )
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