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https://github.com/holub/mame
synced 2025-04-23 08:49:55 +03:00
ec1840: define native motherboard, mark WORKING
This commit is contained in:
Sergey Svishchev
parent
a712bb9fd2
commit
283e48dffd
@ -778,7 +778,118 @@ WRITE8_MEMBER( ibm5150_mb_device::pc_ppi_portb_w )
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// GLOBAL VARIABLES
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//**************************************************************************
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DEFINE_DEVICE_TYPE(EC1841_MOTHERBOARD, ec1841_mb_device, "ec1841_mb", "EC-1840 motherboard")
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DEFINE_DEVICE_TYPE(EC1840_MOTHERBOARD, ec1840_mb_device, "ec1840_mb", "EC-1840 motherboard")
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//-------------------------------------------------
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// device_add_mconfig - add device configuration
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//-------------------------------------------------
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void ec1840_mb_device::device_add_mconfig(machine_config &config)
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{
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ec1841_mb_device::device_add_mconfig(config);
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m_ppi8255->in_pc_callback().set(FUNC(ec1840_mb_device::pc_ppi_portc_r));
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}
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// via http://oldpc.su/pc/ec1840/ec1840rep.html
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static INPUT_PORTS_START( ec1840_mb )
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PORT_START("DSW0") /* SA1 */
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PORT_DIPNAME( 0xc0, 0x40, "Number of floppy drives")
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PORT_DIPSETTING( 0x00, "1" )
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PORT_DIPSETTING( 0x40, "2" )
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PORT_DIPSETTING( 0x80, "3" )
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PORT_DIPSETTING( 0xc0, "4" )
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PORT_DIPNAME( 0x30, 0x30, "Graphics adapter")
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PORT_DIPSETTING( 0x00, "Reserved" )
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PORT_DIPSETTING( 0x10, "Color 40x25" )
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PORT_DIPSETTING( 0x20, "Color 80x25" )
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PORT_DIPSETTING( 0x30, "Monochrome" )
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PORT_BIT( 0x0c, 0x0c, IPT_UNUSED )
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PORT_DIPNAME( 0x02, 0x02, "DMAC installed")
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PORT_DIPSETTING( 0x00, DEF_STR(No) )
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PORT_DIPSETTING( 0x02, DEF_STR(Yes) )
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PORT_DIPNAME( 0x01, 0x01, "Boot from floppy")
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PORT_DIPSETTING( 0x00, DEF_STR(No) )
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PORT_DIPSETTING( 0x01, DEF_STR(Yes) )
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PORT_START("SA2")
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PORT_BIT( 0xcf, 0x00, IPT_UNUSED )
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PORT_DIPNAME( 0x20, 0x20, "SA2.5")
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PORT_DIPSETTING( 0x00, DEF_STR(No) )
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PORT_DIPSETTING( 0x20, DEF_STR(Yes) )
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PORT_DIPNAME( 0x10, 0x10, "SA2.4")
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PORT_DIPSETTING( 0x00, DEF_STR(No) )
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PORT_DIPSETTING( 0x10, DEF_STR(Yes) )
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INPUT_PORTS_END
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//-------------------------------------------------
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// input_ports - device-specific input ports
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//-------------------------------------------------
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ioport_constructor ec1840_mb_device::device_input_ports() const
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{
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return INPUT_PORTS_NAME( ec1840_mb );
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}
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//**************************************************************************
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// LIVE DEVICE
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//**************************************************************************
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//-------------------------------------------------
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// ec1840_mb_device - constructor
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//-------------------------------------------------
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ec1840_mb_device::ec1840_mb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
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: ec1841_mb_device(mconfig, EC1840_MOTHERBOARD, tag, owner, clock)
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{
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}
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void ec1840_mb_device::device_start()
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{
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}
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READ8_MEMBER( ec1840_mb_device::pc_ppi_portc_r )
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{
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int data = 0xff;
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data &= ~0x80; // no parity error
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data &= ~0x40; // no error on expansion board
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if (m_ppi_portc_switch_high)
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{
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/* read hi nibble of SW2 */
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data = data & 0xf0;
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switch (m_ram->size())
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{
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case 128 * 1024: data |= 0x00; break;
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case 256 * 1024: data |= 0x01; break;
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case 384 * 1024: data |= 0x02; break;
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case 512 * 1024: data |= 0x03; break;
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case 640 * 1024: data |= 0x04; break;
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}
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PIO_LOG(1,"PIO_C_r (hi)",("$%02x\n", data));
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}
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else
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{
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/* read lo nibble of S2 */
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data = (data & 0xf0) | (ioport("DSW0")->read() >> 4);
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PIO_LOG(1,"PIO_C_r (lo)",("$%02x\n", data));
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}
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data = ( data & ~0x20 ) | ( m_pit_out2 ? 0x20 : 0x00 );
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return data;
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}
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//**************************************************************************
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// GLOBAL VARIABLES
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//**************************************************************************
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DEFINE_DEVICE_TYPE(EC1841_MOTHERBOARD, ec1841_mb_device, "ec1841_mb", "EC-1841 motherboard")
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//-------------------------------------------------
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@ -820,6 +931,7 @@ static INPUT_PORTS_START( ec1841_mb )
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PORT_DIPSETTING( 0x00, DEF_STR(No) )
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PORT_START("SA2")
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PORT_BIT( 0xcb, 0x00, IPT_UNUSED )
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PORT_DIPNAME( 0x04, 0x04, "Speech synthesizer")
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PORT_DIPSETTING( 0x00, "Installed" )
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PORT_DIPSETTING( 0x04, "Not installed" )
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@ -847,6 +959,11 @@ ec1841_mb_device::ec1841_mb_device(const machine_config &mconfig, const char *ta
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{
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}
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ec1841_mb_device::ec1841_mb_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
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: ibm5160_mb_device(mconfig, type, tag, owner, clock)
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{
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}
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void ec1841_mb_device::device_start()
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{
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}
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@ -875,7 +992,7 @@ WRITE8_MEMBER( ec1841_mb_device::pc_ppi_portb_w )
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m_pc_kbdc->clock_write_from_mb(m_ppi_clock_signal);
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}
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READ8_MEMBER ( ec1841_mb_device::pc_ppi_portc_r )
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READ8_MEMBER( ec1841_mb_device::pc_ppi_portc_r )
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{
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int data=0xff;
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@ -158,6 +158,7 @@ private:
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// device type definition
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DECLARE_DEVICE_TYPE(IBM5150_MOTHERBOARD, ibm5150_mb_device)
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class ec1841_mb_device : public ibm5160_mb_device
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{
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public:
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@ -165,6 +166,8 @@ public:
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ec1841_mb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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protected:
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ec1841_mb_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
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// optional information overrides
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virtual void device_add_mconfig(machine_config &config) override;
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virtual ioport_constructor device_input_ports() const override;
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@ -180,6 +183,26 @@ private:
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DECLARE_DEVICE_TYPE(EC1841_MOTHERBOARD, ec1841_mb_device)
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class ec1840_mb_device : public ec1841_mb_device
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{
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public:
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// construction/destruction
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ec1840_mb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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protected:
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// optional information overrides
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virtual void device_add_mconfig(machine_config &config) override;
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virtual ioport_constructor device_input_ports() const override;
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virtual void device_start() override;
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private:
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DECLARE_READ8_MEMBER ( pc_ppi_portc_r );
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DECLARE_WRITE8_MEMBER( pc_ppi_portb_w );
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};
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DECLARE_DEVICE_TYPE(EC1840_MOTHERBOARD, ec1840_mb_device)
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class pc_noppi_mb_device : public ibm5160_mb_device
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{
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public:
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@ -47,6 +47,7 @@ public:
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void ec1847(machine_config &config);
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void ec1840(machine_config &config);
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void init_ec1840();
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void init_ec1841();
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private:
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@ -153,6 +154,14 @@ WRITE8_MEMBER(ec184x_state::memboard_w)
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m_memory.enable[offset] = data;
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}
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void ec184x_state::init_ec1840()
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{
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address_space &program = m_maincpu->space(AS_PROGRAM);
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program.install_readwrite_bank(0, m_ram->size()-1, "bank10");
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membank("bank10")->set_base(m_ram->pointer());
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}
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void ec184x_state::init_ec1841()
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{
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address_space &program = m_maincpu->space(AS_PROGRAM);
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@ -206,7 +215,7 @@ void ec184x_state::ec1847_map(address_map &map)
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void ec184x_state::ec1840_io(address_map &map)
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{
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map.unmap_value_high();
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map(0x0000, 0x00ff).m("mb", FUNC(ibm5150_mb_device::map));
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map(0x0000, 0x00ff).m("mb", FUNC(ec1840_mb_device::map));
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}
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void ec184x_state::ec1841_io(address_map &map)
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@ -232,7 +241,7 @@ void ec184x_state::ec1840(machine_config &config)
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m_maincpu->set_addrmap(AS_IO, &ec184x_state::ec1840_io);
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m_maincpu->set_irq_acknowledge_callback("mb:pic8259", FUNC(pic8259_device::inta_cb));
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IBM5150_MOTHERBOARD(config, "mb", 0).set_cputag(m_maincpu);
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EC1840_MOTHERBOARD(config, "mb", 0).set_cputag(m_maincpu);
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// FIXME: determine ISA bus clock
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ISA8_SLOT(config, "isa1", 0, "mb:isa", ec184x_isa8_cards, "ec1840.0002", false);
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@ -246,7 +255,7 @@ void ec184x_state::ec1840(machine_config &config)
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PC_KBDC_SLOT(config, "kbd", pc_xt_keyboards, STR_KBD_EC_1841).set_pc_kbdc_slot(subdevice("mb:pc_kbdc"));
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RAM(config, m_ram).set_default_size("512K");
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RAM(config, m_ram).set_default_size("640K").set_extra_options("128K,256K,384K,512K");
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}
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void ec184x_state::ec1841(machine_config &config)
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@ -375,7 +384,7 @@ ROM_START( ec1847 )
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ROM_END
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// YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS
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COMP( 1987, ec1840, ibm5150, 0, ec1840, 0, ec184x_state, empty_init, "<unknown>", "EC-1840", MACHINE_NOT_WORKING )
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COMP( 1986, ec1840, ibm5150, 0, ec1840, 0, ec184x_state, init_ec1840, "<unknown>", "EC-1840", 0 )
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COMP( 1987, ec1841, ibm5150, 0, ec1841, 0, ec184x_state, init_ec1841, "<unknown>", "EC-1841", 0 )
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COMP( 1989, ec1845, ibm5150, 0, ec1841, 0, ec184x_state, init_ec1841, "<unknown>", "EC-1845", MACHINE_NOT_WORKING )
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COMP( 1990, ec1847, ibm5150, 0, ec1847, 0, ec184x_state, empty_init, "<unknown>", "EC-1847", MACHINE_NOT_WORKING )
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