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at, at_keybc: hook up Display Switch

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This commit is contained in:
Sergey Svishchev 2015-08-30 11:55:48 +03:00
parent ce285e1d62
commit 47c125bfa8
3 changed files with 20 additions and 46 deletions
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20
src/emu/machine/at_keybc.c
View File

@ -24,6 +24,15 @@ static ADDRESS_MAP_START( at_keybc_io, AS_IO, 8, at_keyboard_controller_device)
AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READ( p1_r)
AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_READWRITE(p2_r, p2_w)
ADDRESS_MAP_END
static INPUT_PORTS_START( at_keybc )
PORT_START("DSW")
PORT_BIT( 0xbf, 0xbf, IPT_UNUSED )
PORT_DIPNAME( 0x40, 0x40, "Display switch")
PORT_DIPSETTING( 0x40, "Monochrome adapter" )
PORT_DIPSETTING( 0x00, "Color/Graphics adapter" )
INPUT_PORTS_END
// machine fragment
static MACHINE_CONFIG_FRAGMENT( at_keybc )
MCFG_CPU_ADD("at_keybc", I8042, DERIVED_CLOCK(1,1))
@ -71,6 +80,15 @@ const rom_entry *at_keyboard_controller_device::device_rom_region() const
return ROM_NAME(at_keybc);
}
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor at_keyboard_controller_device::device_input_ports() const
{
return INPUT_PORTS_NAME( at_keybc );
}
//-------------------------------------------------
// machine_config_additions - return a pointer to
// the device's machine fragment
@ -139,7 +157,7 @@ READ8_MEMBER( at_keyboard_controller_device::t1_r )
*/
READ8_MEMBER( at_keyboard_controller_device::p1_r )
{
return 0xbf;
return ioport("DSW")->read();
}
READ8_MEMBER( at_keyboard_controller_device::p2_r )

1
src/emu/machine/at_keybc.h
View File

@ -79,6 +79,7 @@ protected:
virtual void device_reset();
virtual const rom_entry *device_rom_region() const;
virtual ioport_constructor device_input_ports() const;
virtual machine_config_constructor device_mconfig_additions() const;
private:

45
src/mess/drivers/at.c
View File

@ -264,28 +264,6 @@ ADDRESS_MAP_END
static INPUT_PORTS_START( atcga )
PORT_START("DSW0")
PORT_DIPNAME( 0xc0, 0x40, "Number of floppy drives")
PORT_DIPSETTING( 0x00, "1" )
PORT_DIPSETTING( 0x40, "2" )
PORT_DIPSETTING( 0x80, "3" )
PORT_DIPSETTING( 0xc0, "4" )
PORT_DIPNAME( 0x30, 0x00, "Graphics adapter")
PORT_DIPSETTING( 0x00, "EGA/VGA" )
PORT_DIPSETTING( 0x10, "Color 40x25" )
PORT_DIPSETTING( 0x20, "Color 80x25" )
PORT_DIPSETTING( 0x30, "Monochrome" )
PORT_DIPNAME( 0x0c, 0x0c, "RAM banks")
PORT_DIPSETTING( 0x00, "1 - 16 64 256K" )
PORT_DIPSETTING( 0x04, "2 - 32 128 512K" )
PORT_DIPSETTING( 0x08, "3 - 48 192 576K" )
PORT_DIPSETTING( 0x0c, "4 - 64 256 640K" )
PORT_DIPNAME( 0x02, 0x00, "80387 installed")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x02, DEF_STR( Yes ) )
PORT_DIPNAME( 0x01, 0x01, "Floppy installed")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x01, DEF_STR( Yes ) )
INPUT_PORTS_END
static INPUT_PORTS_START( atvga )
@ -302,29 +280,6 @@ static INPUT_PORTS_START( atvga )
PORT_DIPNAME( 0x01, 0x01, "VGA 4")
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("DSW0")
PORT_DIPNAME( 0xc0, 0x40, "Number of floppy drives")
PORT_DIPSETTING( 0x00, "1" )
PORT_DIPSETTING( 0x40, "2" )
PORT_DIPSETTING( 0x80, "3" )
PORT_DIPSETTING( 0xc0, "4" )
PORT_DIPNAME( 0x30, 0x00, "Graphics adapter")
PORT_DIPSETTING( 0x00, "EGA/VGA" )
PORT_DIPSETTING( 0x10, "Color 40x25" )
PORT_DIPSETTING( 0x20, "Color 80x25" )
PORT_DIPSETTING( 0x30, "Monochrome" )
PORT_DIPNAME( 0x0c, 0x0c, "RAM banks")
PORT_DIPSETTING( 0x00, "1 - 16 64 256K" )
PORT_DIPSETTING( 0x04, "2 - 32 128 512K" )
PORT_DIPSETTING( 0x08, "3 - 48 192 576K" )
PORT_DIPSETTING( 0x0c, "4 - 64 256 640K" )
PORT_DIPNAME( 0x02, 0x00, "80387 installed")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x02, DEF_STR( Yes ) )
PORT_DIPNAME( 0x01, 0x01, "Floppy installed")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x01, DEF_STR( Yes ) )
INPUT_PORTS_END
WRITE_LINE_MEMBER( at_state::at_mc146818_irq )