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-rw-r--r--src/mame/drivers/altos486.cpp242
1 files changed, 0 insertions, 242 deletions
diff --git a/src/mame/drivers/altos486.cpp b/src/mame/drivers/altos486.cpp
deleted file mode 100644
index fa115fe4ae8..00000000000
--- a/src/mame/drivers/altos486.cpp
+++ /dev/null
@@ -1,242 +0,0 @@
-// License: BSD-3-Clause
-// copyright-holders:Carl
-
-// Altos 486, very incomplete
-
-#include "emu.h"
-#include "cpu/i86/i186.h"
-#include "cpu/z80/z80.h"
-#include "imagedev/floppy.h"
-#include "machine/i8255.h"
-#include "machine/pic8259.h"
-#include "machine/z80dart.h"
-#include "machine/pit8253.h"
-#include "machine/upd765.h"
-#include "machine/i8255.h"
-#include "bus/rs232/rs232.h"
-
-class altos486_state : public driver_device
-{
-public:
- altos486_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_ram(*this, "main_ram"),
- m_rom(*this, "bios")
- { }
-
- void altos486(machine_config &config);
-
-private:
- DECLARE_READ8_MEMBER(read_rmx_ack);
-
- DECLARE_READ16_MEMBER(mmu_ram_r);
- DECLARE_READ16_MEMBER(mmu_io_r);
- DECLARE_WRITE16_MEMBER(mmu_ram_w);
- DECLARE_WRITE16_MEMBER(mmu_io_w);
- DECLARE_FLOPPY_FORMATS(floppy_formats);
-
- void altos486_io(address_map &map);
- void altos486_mem(address_map &map);
- void altos486_z80_io(address_map &map);
- void altos486_z80_mem(address_map &map);
-
- required_device<i80186_cpu_device> m_maincpu;
- required_shared_ptr<uint16_t> m_ram;
- required_memory_region m_rom;
-
- bool m_sys_mode;
- uint8_t m_prot[256];
-};
-
-READ8_MEMBER(altos486_state::read_rmx_ack)
-{
- if(offset == 4)
- return m_maincpu->int_callback(*this, 0);
-
- return 0;
-}
-
-READ16_MEMBER(altos486_state::mmu_ram_r)
-{
- if (offset < 0x7e000)
- return m_ram[offset]; // TODO
- else
- return m_rom->as_u16(offset - 0x7e000);
-}
-
-READ16_MEMBER(altos486_state::mmu_io_r)
-{
- if (!m_sys_mode)
- {
- m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
- return 0;
- }
- if(offset < 0x100)
- return m_prot[offset];
- return 0; // TODO
-}
-
-WRITE16_MEMBER(altos486_state::mmu_ram_w)
-{
- //uint16_t entry = m_prot[offset >> 11];
- //if(!m_sys_mode)
-}
-
-WRITE16_MEMBER(altos486_state::mmu_io_w)
-{
- if(!m_sys_mode)
- {
- m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
- return;
- }
- if(offset < 0x100)
- {
- if(mem_mask != 0xff00)
- m_prot[offset] = data & 0xf;
- }
-}
-
-FLOPPY_FORMATS_MEMBER( altos486_state::floppy_formats )
- FLOPPY_TD0_FORMAT
-FLOPPY_FORMATS_END
-
-static void altos486_floppies(device_slot_interface &device)
-{
- device.option_add("525qd", FLOPPY_525_QD);
-}
-
-void altos486_state::altos486_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x00000, 0xfffff).rw(FUNC(altos486_state::mmu_ram_r), FUNC(altos486_state::mmu_ram_w)).share("main_ram");
-}
-
-void altos486_state::altos486_io(address_map &map)
-{
- map(0x0000, 0xffff).rw(FUNC(altos486_state::mmu_io_r), FUNC(altos486_state::mmu_io_w));
-}
-
-void altos486_state::altos486_z80_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x0fff).rom().region("iocpu", 0);
- map(0x2000, 0x27ff).ram();
- //AM_RANGE(0x8000, 0xffff) AM_READWRITE(z80_shared_r, z80_shared_w)
-}
-
-void altos486_state::altos486_z80_io(address_map &map)
-{
- //AM_RANGE(0x00, 0x03) AM_DEVREADWRITE("sio0", z80sio0_device, read, write)
- //AM_RANGE(0x04, 0x07) AM_DEVREADWRITE("sio1", z80sio0_device, read, write)
- //AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE("sio2", z80sio0_device, read, write)
-}
-
-void altos486_state::altos486(machine_config &config)
-{
- I80186(config, m_maincpu, 32_MHz_XTAL / 4);
- m_maincpu->set_addrmap(AS_PROGRAM, &altos486_state::altos486_mem);
- m_maincpu->set_addrmap(AS_IO, &altos486_state::altos486_io);
- m_maincpu->set_irq_acknowledge_callback("pic8259", FUNC(pic8259_device::inta_cb)); // yes, really
-
- z80_device &iocpu(Z80(config, "iocpu", 32_MHz_XTAL / 8));
- iocpu.set_addrmap(AS_PROGRAM, &altos486_state::altos486_z80_mem);
- iocpu.set_addrmap(AS_IO, &altos486_state::altos486_z80_io);
-
- pic8259_device &pic8259(PIC8259(config, "pic8259", 0));
- pic8259.out_int_callback().set(m_maincpu, FUNC(i80186_cpu_device::int0_w));
- pic8259.in_sp_callback().set_constant(1);
- pic8259.read_slave_ack_callback().set(FUNC(altos486_state::read_rmx_ack));
-
- I8255(config, "ppi8255");
-
- UPD765A(config, "fdc", 32_MHz_XTAL / 4, false, false);
- FLOPPY_CONNECTOR(config, "fdc:0", altos486_floppies, "525qd", altos486_state::floppy_formats).set_fixed(true);
-
- z80sio0_device& sio0(Z80SIO0(config, "sio0", 32_MHz_XTAL / 8));
- sio0.out_txda_callback().set("rs232a", FUNC(rs232_port_device::write_txd));
- sio0.out_dtra_callback().set("rs232a", FUNC(rs232_port_device::write_dtr));
- sio0.out_rtsa_callback().set("rs232a", FUNC(rs232_port_device::write_rts));
- sio0.out_txdb_callback().set("rs232b", FUNC(rs232_port_device::write_txd));
- sio0.out_dtrb_callback().set("rs232b", FUNC(rs232_port_device::write_dtr));
- sio0.out_rtsb_callback().set("rs232b", FUNC(rs232_port_device::write_rts));
- //sio0.out_int_callback().set(FUNC(altos486_state::sio_interrupt));
-
- z80sio0_device& sio1(Z80SIO0(config, "sio1", 32_MHz_XTAL / 8));
- sio1.out_txda_callback().set("rs232c", FUNC(rs232_port_device::write_txd));
- sio1.out_dtra_callback().set("rs232c", FUNC(rs232_port_device::write_dtr));
- sio1.out_rtsa_callback().set("rs232c", FUNC(rs232_port_device::write_rts));
- sio1.out_txdb_callback().set("rs232d", FUNC(rs232_port_device::write_txd));
- sio1.out_dtrb_callback().set("rs232d", FUNC(rs232_port_device::write_dtr));
- sio1.out_rtsb_callback().set("rs232d", FUNC(rs232_port_device::write_rts));
- //sio1.out_int_callback().set(FUNC(altos486_state::sio_interrupt));
-
- z80sio0_device& sio2(Z80SIO0(config, "sio2", 32_MHz_XTAL / 8));
- sio2.out_txda_callback().set("rs232_lp", FUNC(rs232_port_device::write_txd));
- sio2.out_dtra_callback().set("rs232_lp", FUNC(rs232_port_device::write_dtr));
- sio2.out_rtsa_callback().set("rs232_lp", FUNC(rs232_port_device::write_rts));
- //sio2.out_int_callback().set(FUNC(altos486_state::sio_interrupt));
-
- i8274_device& i8274(I8274(config, "i8274", 32_MHz_XTAL / 8));
- i8274.out_txda_callback().set("rs422_wn", FUNC(rs232_port_device::write_txd));
- i8274.out_dtra_callback().set("rs422_wn", FUNC(rs232_port_device::write_dtr));
- i8274.out_rtsa_callback().set("rs422_wn", FUNC(rs232_port_device::write_rts));
- //i8274.out_int_callback().set(FUNC(altos486_state::sio_interrupt));
-
- rs232_port_device &rs232a(RS232_PORT(config, "rs232a", default_rs232_devices, "terminal"));
- rs232a.rxd_handler().set("sio0", FUNC(z80dart_device::rxa_w));
- rs232a.dcd_handler().set("sio0", FUNC(z80dart_device::dcda_w));
- rs232a.cts_handler().set("sio0", FUNC(z80dart_device::ctsa_w));
- //rs232a.set_option_device_input_defaults("terminal", DEVICE_INPUT_DEFAULTS_NAME(altos486_terminal));
-
- rs232_port_device &rs232b(RS232_PORT(config, "rs232b", default_rs232_devices, nullptr));
- rs232b.rxd_handler().set("sio0", FUNC(z80dart_device::rxb_w));
- rs232b.dcd_handler().set("sio0", FUNC(z80dart_device::dcdb_w));
- rs232b.cts_handler().set("sio0", FUNC(z80dart_device::ctsb_w));
-
- rs232_port_device &rs232c(RS232_PORT(config, "rs232c", default_rs232_devices, nullptr));
- rs232c.rxd_handler().set("sio1", FUNC(z80dart_device::rxa_w));
- rs232c.dcd_handler().set("sio1", FUNC(z80dart_device::dcda_w));
- rs232c.cts_handler().set("sio1", FUNC(z80dart_device::ctsa_w));
-
- rs232_port_device &rs232d(RS232_PORT(config, "rs232d", default_rs232_devices, nullptr));
- rs232d.rxd_handler().set("sio1", FUNC(z80dart_device::rxb_w));
- rs232d.dcd_handler().set("sio1", FUNC(z80dart_device::dcdb_w));
- rs232d.cts_handler().set("sio1", FUNC(z80dart_device::ctsb_w));
-
- rs232_port_device &rs232_lp(RS232_PORT(config, "rs232_lp", default_rs232_devices, nullptr));
- rs232_lp.rxd_handler().set("sio2", FUNC(z80dart_device::rxa_w));
- rs232_lp.dcd_handler().set("sio2", FUNC(z80dart_device::dcda_w));
- rs232_lp.cts_handler().set("sio2", FUNC(z80dart_device::ctsa_w));
-
- rs232_port_device &rs422_wn(RS232_PORT(config, "rs422_wn", default_rs232_devices, nullptr));
- rs422_wn.rxd_handler().set("i8274", FUNC(z80dart_device::rxa_w));
- rs422_wn.dcd_handler().set("i8274", FUNC(z80dart_device::dcda_w));
- rs422_wn.cts_handler().set("i8274", FUNC(z80dart_device::ctsa_w));
-
- pit8253_device &pit0(PIT8253(config, "pit0", 0));
- pit0.set_clk<0>(XTAL(22'118'400)/18); // FIXME
- pit0.set_clk<1>(XTAL(22'118'400)/144); // FIXME
- pit0.set_clk<2>(XTAL(22'118'400)/18); // FIXME
-
- pit8253_device &pit1(PIT8253(config, "pit1", 0));
- pit1.set_clk<0>(XTAL(22'118'400)/18); // FIXME
- pit1.set_clk<1>(XTAL(22'118'400)/144); // FIXME
- pit1.set_clk<2>(XTAL(22'118'400)/18); // FIXME
-}
-
-
-ROM_START( altos486 )
- ROM_REGION( 0x4000, "bios", ROMREGION_ERASEFF )
- ROM_SYSTEM_BIOS( 0, "v11", "Altos 486 v1.1")
- ROMX_LOAD("16577_lo_v1.1.bin", 0x0000, 0x2000, CRC(65a9db18) SHA1(3ac2b87f1fc0b28ed4907c9b4091aaa170609674), ROM_SKIP(1) | ROM_BIOS(0))
- ROMX_LOAD("16576_hi_v1.1.bin", 0x0001, 0x2000, CRC(cea4cd8d) SHA1(f9f49828bd5e3281bd7cc34d4460ca1b677530b0), ROM_SKIP(1) | ROM_BIOS(0))
- ROM_SYSTEM_BIOS( 1, "v12", "Altos 486 v1.2")
- ROMX_LOAD("16577-003_4d_v1.2.bin", 0x0000, 0x2000, CRC(e2ac806b) SHA1(9b358246e26b3e85a6dff418899a180370884537), ROM_SKIP(1) | ROM_BIOS(1))
- ROMX_LOAD("16576-003_3d_v1.2.bin", 0x0001, 0x2000, CRC(912f4c12) SHA1(df5088e8610513b577926b0c752e3b54bc880167), ROM_SKIP(1) | ROM_BIOS(1))
-
- ROM_REGION( 0x1000, "iocpu", 0 )
- ROM_LOAD("16019_z80.bin", 0x0000, 0x1000, CRC(68b1b2e1) SHA1(5d83609a465029212d5e3f72ac9c520b3dbed838))
-ROM_END
-
-COMP( 1984, altos486, 0, 0, altos486, 0, altos486_state, empty_init, "Altos Computer Systems", "Altos 486", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)