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-rw-r--r--src/mame/drivers/atm.cpp248
1 files changed, 248 insertions, 0 deletions
diff --git a/src/mame/drivers/atm.cpp b/src/mame/drivers/atm.cpp
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+++ b/src/mame/drivers/atm.cpp
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+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+/*******************************************************************************************
+
+MicroART ATM (clone of Spectrum)
+
+Not working because of banking issues.
+
+The direct_update_handler needs rewriting, because removing it allows the
+computer to boot up (with keyboard problems).
+
+*******************************************************************************************/
+
+#include "emu.h"
+#include "includes/spectrum.h"
+#include "imagedev/snapquik.h"
+#include "imagedev/cassette.h"
+#include "sound/ay8910.h"
+#include "sound/speaker.h"
+#include "machine/beta.h"
+#include "machine/ram.h"
+
+
+class atm_state : public spectrum_state
+{
+public:
+ atm_state(const machine_config &mconfig, device_type type, const char *tag)
+ : spectrum_state(mconfig, type, tag)
+ , m_bank1(*this, "bank1")
+ , m_bank2(*this, "bank2")
+ , m_bank3(*this, "bank3")
+ , m_bank4(*this, "bank4")
+ , m_beta(*this, BETA_DISK_TAG)
+ { }
+
+ DECLARE_WRITE8_MEMBER(atm_port_7ffd_w);
+ DIRECT_UPDATE_MEMBER(atm_direct);
+ DECLARE_MACHINE_RESET(atm);
+
+protected:
+ required_memory_bank m_bank1;
+ required_memory_bank m_bank2;
+ required_memory_bank m_bank3;
+ required_memory_bank m_bank4;
+ required_device<beta_disk_device> m_beta;
+
+private:
+ UINT8 *m_p_ram;
+ void atm_update_memory();
+};
+
+
+DIRECT_UPDATE_MEMBER(atm_state::atm_direct)
+{
+ UINT16 pc = m_maincpu->state_int(STATE_GENPCBASE);
+
+ if (m_beta->started() && m_beta->is_active())
+ {
+ if (pc >= 0x4000)
+ {
+ m_ROMSelection = BIT(m_port_7ffd_data, 4);
+ m_beta->disable();
+ m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
+ }
+ }
+ else if (((pc & 0xff00) == 0x3d00) && (m_ROMSelection==1))
+ {
+ m_ROMSelection = 3;
+ if (m_beta->started())
+ m_beta->enable();
+
+ }
+ if(address<=0x3fff)
+ {
+ if (m_ROMSelection == 3)
+ {
+ direct.explicit_configure(0x0000, 0x3fff, 0x3fff, &m_p_ram[0x18000]);
+ m_bank1->set_base(&m_p_ram[0x18000]);
+ }
+ else
+ {
+ direct.explicit_configure(0x0000, 0x3fff, 0x3fff, &m_p_ram[0x10000 + (m_ROMSelection<<14)]);
+ m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
+ }
+ return ~0;
+ }
+ return address;
+}
+
+void atm_state::atm_update_memory()
+{
+ UINT8 *messram = m_ram->pointer();
+
+ m_screen_location = messram + ((m_port_7ffd_data & 8) ? (7<<14) : (5<<14));
+
+ m_bank4->set_base(messram + ((m_port_7ffd_data & 0x07) * 0x4000));
+
+ if (m_beta->started() && m_beta->is_active() && !( m_port_7ffd_data & 0x10 ) )
+ m_ROMSelection = 3;
+ else
+ /* ROM switching */
+ m_ROMSelection = BIT(m_port_7ffd_data, 4) ;
+
+ /* rom 0 is 128K rom, rom 1 is 48 BASIC */
+ m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
+}
+
+WRITE8_MEMBER(atm_state::atm_port_7ffd_w)
+{
+ /* disable paging */
+ if (m_port_7ffd_data & 0x20)
+ return;
+
+ /* store new state */
+ m_port_7ffd_data = data;
+
+ /* update memory */
+ atm_update_memory();
+}
+
+static ADDRESS_MAP_START (atm_io, AS_IO, 8, atm_state )
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0x001f, 0x001f) AM_DEVREADWRITE(BETA_DISK_TAG, beta_disk_device, status_r, command_w) AM_MIRROR(0xff00)
+ AM_RANGE(0x003f, 0x003f) AM_DEVREADWRITE(BETA_DISK_TAG, beta_disk_device, track_r, track_w) AM_MIRROR(0xff00)
+ AM_RANGE(0x005f, 0x005f) AM_DEVREADWRITE(BETA_DISK_TAG, beta_disk_device, sector_r, sector_w) AM_MIRROR(0xff00)
+ AM_RANGE(0x007f, 0x007f) AM_DEVREADWRITE(BETA_DISK_TAG, beta_disk_device, data_r, data_w) AM_MIRROR(0xff00)
+ AM_RANGE(0x00fe, 0x00fe) AM_READWRITE(spectrum_port_fe_r,spectrum_port_fe_w) AM_MIRROR(0xff00) AM_MASK(0xffff)
+ AM_RANGE(0x00ff, 0x00ff) AM_DEVREADWRITE(BETA_DISK_TAG, beta_disk_device, state_r, param_w) AM_MIRROR(0xff00)
+ AM_RANGE(0x4000, 0x4000) AM_WRITE(atm_port_7ffd_w) AM_MIRROR(0x3ffd)
+ AM_RANGE(0x8000, 0x8000) AM_DEVWRITE("ay8912", ay8910_device, data_w) AM_MIRROR(0x3ffd)
+ AM_RANGE(0xc000, 0xc000) AM_DEVREADWRITE("ay8912", ay8910_device, data_r, address_w) AM_MIRROR(0x3ffd)
+ADDRESS_MAP_END
+
+MACHINE_RESET_MEMBER(atm_state,atm)
+{
+ UINT8 *messram = m_ram->pointer();
+ address_space &space = m_maincpu->space(AS_PROGRAM);
+ m_p_ram = memregion("maincpu")->base();
+
+ space.install_read_bank(0x0000, 0x3fff, "bank1");
+ space.unmap_write(0x0000, 0x3fff);
+
+ if (m_beta->started())
+ {
+ m_beta->enable();
+ }
+ space.set_direct_update_handler(direct_update_delegate(FUNC(atm_state::atm_direct), this));
+
+ memset(messram,0,128*1024);
+
+ /* Bank 5 is always in 0x4000 - 0x7fff */
+ m_bank2->set_base(messram + (5<<14));
+
+ /* Bank 2 is always in 0x8000 - 0xbfff */
+ m_bank3->set_base(messram + (2<<14));
+
+ m_port_7ffd_data = 0;
+ m_port_1ffd_data = -1;
+
+ atm_update_memory();
+}
+
+/* F4 Character Displayer */
+static const gfx_layout spectrum_charlayout =
+{
+ 8, 8, /* 8 x 8 characters */
+ 96, /* 96 characters */
+ 1, /* 1 bits per pixel */
+ { 0 }, /* no bitplanes */
+ /* x offsets */
+ { 0, 1, 2, 3, 4, 5, 6, 7 },
+ /* y offsets */
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8*8 /* every char takes 8 bytes */
+};
+
+static GFXDECODE_START( atm )
+ GFXDECODE_ENTRY( "maincpu", 0x1fd00, spectrum_charlayout, 0, 8 )
+GFXDECODE_END
+
+static GFXDECODE_START( atmtb2 )
+ GFXDECODE_ENTRY( "maincpu", 0x13d00, spectrum_charlayout, 0, 8 )
+GFXDECODE_END
+
+
+static MACHINE_CONFIG_DERIVED_CLASS( atm, spectrum_128, atm_state )
+ MCFG_CPU_MODIFY("maincpu")
+ MCFG_CPU_IO_MAP(atm_io)
+ MCFG_MACHINE_RESET_OVERRIDE(atm_state, atm )
+
+ MCFG_BETA_DISK_ADD(BETA_DISK_TAG)
+
+ MCFG_GFXDECODE_MODIFY("gfxdecode", atm)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( atmtb2, atm )
+ MCFG_GFXDECODE_MODIFY("gfxdecode", atmtb2)
+MACHINE_CONFIG_END
+
+
+/***************************************************************************
+
+ Game driver(s)
+
+***************************************************************************/
+
+ROM_START( atm )
+ ROM_REGION(0x020000, "maincpu", ROMREGION_ERASEFF)
+ ROM_SYSTEM_BIOS(0, "v1", "v.1.03")
+ ROMX_LOAD( "atm103.rom", 0x010000, 0x10000, CRC(4912e249) SHA1(a4adff05bb215dd126c47201b36956115b8fed76), ROM_BIOS(1))
+ ROM_SYSTEM_BIOS(1, "v2", "v.1.06 joined")
+ ROMX_LOAD( "atm106.rom", 0x010000, 0x10000, CRC(75350b37) SHA1(2afc9994f026645c74b6c4b35bcee2e0bc0d6edc), ROM_BIOS(2))
+ ROM_SYSTEM_BIOS(2, "v3", "v.1.06")
+ ROMX_LOAD( "atm106-1.rom", 0x010000, 0x4000, CRC(658c98f1) SHA1(1ec694795aa6cac10147e58f38a9db0bdf7ed89b), ROM_BIOS(3))
+ ROMX_LOAD( "atm106-2.rom", 0x014000, 0x4000, CRC(8fe367f9) SHA1(56de8fd39061663b9c315b74fd3c31acddae279c), ROM_BIOS(3))
+ ROMX_LOAD( "atm106-3.rom", 0x018000, 0x4000, CRC(124ad9e0) SHA1(d07fcdeca892ee80494d286ea9ea5bf3928a1aca), ROM_BIOS(3))
+ ROMX_LOAD( "atm106-4.rom", 0x01c000, 0x4000, CRC(f352f2ab) SHA1(6045500ab01be708cef62327e9821b4a358a4673), ROM_BIOS(3))
+ ROM_SYSTEM_BIOS(3, "v4", "v.1.03rs")
+ ROMX_LOAD( "atm103rs.rom", 0x010000, 0x10000, CRC(cdec1dfb) SHA1(08190807c6b110cb2e657d8e7d0ad18668915375), ROM_BIOS(4))
+ROM_END
+
+ROM_START( atmtb2 )
+ ROM_REGION(0x020000, "maincpu", ROMREGION_ERASEFF)
+ ROM_SYSTEM_BIOS(0, "v1", "v.1.07.12 joined")
+ ROMX_LOAD( "atmtb2.rom", 0x010000, 0x10000,CRC(05218c26) SHA1(71ed9864e7aa85131de97cf1e53dc152e7c79488), ROM_BIOS(1))
+ ROM_SYSTEM_BIOS(1, "v2", "v.1.07.12")
+ ROMX_LOAD( "atmtb2-1.rom", 0x010000, 0x4000, CRC(658c98f1) SHA1(1ec694795aa6cac10147e58f38a9db0bdf7ed89b), ROM_BIOS(2))
+ ROMX_LOAD( "atmtb2-2.rom", 0x014000, 0x4000, CRC(bc3f6b2b) SHA1(afa9df63857141fef270e2c97e12d2edc60cf919), ROM_BIOS(2))
+ ROMX_LOAD( "atmtb2-3.rom", 0x018000, 0x4000, CRC(124ad9e0) SHA1(d07fcdeca892ee80494d286ea9ea5bf3928a1aca), ROM_BIOS(2))
+ ROMX_LOAD( "atmtb2-4.rom", 0x01c000, 0x4000, CRC(5869d8c4) SHA1(c3e198138f528ac4a8dff3c76cd289fd4713abff), ROM_BIOS(2))
+ ROM_SYSTEM_BIOS(2, "v3", "v.1.07.13")
+ ROMX_LOAD( "atmtb213.rom", 0x010000, 0x10000, CRC(34a91d53) SHA1(8f0af0f3c0ff1644535f20545c73d01576d6e52f), ROM_BIOS(3))
+
+ ROM_REGION(0x01000, "keyboard", ROMREGION_ERASEFF)
+ // XT Keyboard
+ ROM_LOAD( "rf2ve3.rom", 0x0000, 0x0580, CRC(35e0f9ec) SHA1(adcf14758fab8472cfa0167af7e8326c66416416))
+ // AT Keyboard
+ ROM_LOAD( "rfat710.rom", 0x0600, 0x0680, CRC(03734365) SHA1(6cb6311727fad9bc4ccb18919c3c39b37529b8e6))
+ ROM_REGION(0x08000, "charrom", ROMREGION_ERASEFF)
+ // Char gen rom
+ ROM_LOAD( "sgen.rom", 0x0000, 0x0800, CRC(1f4387d6) SHA1(93b3774dc8a486643a1bdd48c606b0c84fa0e22b))
+ROM_END
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
+COMP( 1991, atm, spec128, 0, atm, spec_plus, driver_device, 0, "MicroART", "ATM", MACHINE_NOT_WORKING)
+//COMP( 1991, atmtb1, spec128, 0, atm, spec_plus, driver_device, 0, "MicroART", "ATM-turbo1", MACHINE_NOT_WORKING)
+COMP( 1993, atmtb2, spec128, 0, atmtb2, spec_plus, driver_device, 0, "MicroART", "ATM-turbo2", MACHINE_NOT_WORKING)
+//COMP( 1994, turbo2, spec128, 0, atm, spec_plus, driver_device, 0, "MicroART", "TURBO 2+", MACHINE_NOT_WORKING)