diff options
Diffstat (limited to 'src/mess/drivers/m5.c')
-rw-r--r-- | src/mess/drivers/m5.c | 726 |
1 files changed, 0 insertions, 726 deletions
diff --git a/src/mess/drivers/m5.c b/src/mess/drivers/m5.c deleted file mode 100644 index 9912827631d..00000000000 --- a/src/mess/drivers/m5.c +++ /dev/null @@ -1,726 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder -/*************************************************************************** - - Sord m.5 - - http://www.retropc.net/mm/m5/ - http://www.museo8bits.es/wiki/index.php/Sord_M5 - http://k5.web.klfree.net/content/view/10/11/ - http://k5.web.klfree.net/images/stories/sord/m5heap.htm - -****************************************************************************/ - -/* - - TODO: - - - floppy - - SI-5 serial interface (8251, ROM) - - 64KB RAM expansions - -*/ - - -#include "emu.h" -#include "cpu/z80/z80.h" -#include "cpu/z80/z80daisy.h" -#include "formats/m5_dsk.h" -#include "formats/sord_cas.h" -#include "imagedev/cassette.h" -#include "bus/centronics/ctronics.h" -#include "machine/i8255.h" -#include "machine/ram.h" -#include "machine/upd765.h" -#include "machine/z80ctc.h" -#include "sound/sn76496.h" -#include "video/tms9928a.h" -#include "bus/generic/slot.h" -#include "bus/generic/carts.h" -#include "includes/m5.h" - - - -//************************************************************************** -// MEMORY BANKING -//************************************************************************** - -WRITE_LINE_MEMBER( m5_state::write_centronics_busy ) -{ - m_centronics_busy = state; -} - -//------------------------------------------------- -// sts_r - -//------------------------------------------------- - -READ8_MEMBER( m5_state::sts_r ) -{ - /* - - bit description - - 0 cassette input - 1 busy - 2 - 3 - 4 - 5 - 6 - 7 RESET key - - */ - - UINT8 data = 0; - - // cassette input - data |= m_cassette->input() >= 0 ? 1 : 0; - - // centronics busy - data |= m_centronics_busy << 1; - - // RESET key - data |= m_reset->read(); - - return data; -} - - -//------------------------------------------------- -// com_w - -//------------------------------------------------- - -WRITE8_MEMBER( m5_state::com_w ) -{ - /* - - bit description - - 0 cassette output, centronics strobe - 1 cassette remote - 2 - 3 - 4 - 5 - 6 - 7 - - */ - - // cassette output - m_cassette->output( BIT(data, 0) ? -1.0 : 1.0); - - // centronics strobe - m_centronics->write_strobe(BIT(data, 0)); - - // cassette remote - m_cassette->change_state(BIT(data,1) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); -} - - - -//************************************************************************** -// FD-5 -//************************************************************************** - -//------------------------------------------------- -// fd5_data_r - -//------------------------------------------------- - -READ8_MEMBER( m5_state::fd5_data_r ) -{ - m_ppi->pc6_w(0); - - return m_fd5_data; -} - - -//------------------------------------------------- -// fd5_data_w - -//------------------------------------------------- - -WRITE8_MEMBER( m5_state::fd5_data_w ) -{ - m_fd5_data = data; - - m_ppi->pc4_w(0); -} - - -//------------------------------------------------- -// fd5_com_r - -//------------------------------------------------- - -READ8_MEMBER( m5_state::fd5_com_r ) -{ - /* - - bit description - - 0 ? - 1 1? - 2 IBFA? - 3 OBFA? - 4 - 5 - 6 - 7 - - */ - - return m_obfa << 3 | m_ibfa << 2 | 0x02; -} - - -//------------------------------------------------- -// fd5_com_w - -//------------------------------------------------- - -WRITE8_MEMBER( m5_state::fd5_com_w ) -{ - /* - - bit description - - 0 PPI PC2 - 1 PPI PC0 - 2 PPI PC1 - 3 - 4 - 5 - 6 - 7 - - */ - - m_fd5_com = data; -} - - -//------------------------------------------------- -// fd5_com_w - -//------------------------------------------------- - -WRITE8_MEMBER( m5_state::fd5_ctrl_w ) -{ - /* - - bit description - - 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - - */ - - m_floppy0->mon_w(!BIT(data, 0)); -} - - -//------------------------------------------------- -// fd5_com_w - -//------------------------------------------------- - -WRITE8_MEMBER( m5_state::fd5_tc_w ) -{ - m_fdc->tc_w(true); - m_fdc->tc_w(false); -} - - - -//************************************************************************** -// ADDRESS MAPS -//************************************************************************** - -//------------------------------------------------- -// ADDRESS_MAP( m5_mem ) -//------------------------------------------------- - -static ADDRESS_MAP_START( m5_mem, AS_PROGRAM, 8, m5_state ) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x0000, 0x1fff) AM_ROM - //AM_RANGE(0x2000, 0x6fff) // mapped by the cartslot - AM_RANGE(0x7000, 0x7fff) AM_RAM - AM_RANGE(0x8000, 0xffff) AM_RAM -ADDRESS_MAP_END - - -//------------------------------------------------- -// ADDRESS_MAP( m5_io ) -//------------------------------------------------- - -static ADDRESS_MAP_START( m5_io, AS_IO, 8, m5_state ) - ADDRESS_MAP_UNMAP_HIGH - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x03) AM_MIRROR(0x0c) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write) - AM_RANGE(0x10, 0x10) AM_MIRROR(0x0e) AM_DEVREADWRITE("tms9928a", tms9928a_device, vram_read, vram_write) - AM_RANGE(0x11, 0x11) AM_MIRROR(0x0e) AM_DEVREADWRITE("tms9928a", tms9928a_device, register_read, register_write) - AM_RANGE(0x20, 0x20) AM_MIRROR(0x0f) AM_DEVWRITE(SN76489AN_TAG, sn76489a_device, write) - AM_RANGE(0x30, 0x30) AM_MIRROR(0x08) AM_READ_PORT("Y0") // 64KBF bank select - AM_RANGE(0x31, 0x31) AM_MIRROR(0x08) AM_READ_PORT("Y1") - AM_RANGE(0x32, 0x32) AM_MIRROR(0x08) AM_READ_PORT("Y2") - AM_RANGE(0x33, 0x33) AM_MIRROR(0x08) AM_READ_PORT("Y3") - AM_RANGE(0x34, 0x34) AM_MIRROR(0x08) AM_READ_PORT("Y4") - AM_RANGE(0x35, 0x35) AM_MIRROR(0x08) AM_READ_PORT("Y5") - AM_RANGE(0x36, 0x36) AM_MIRROR(0x08) AM_READ_PORT("Y6") - AM_RANGE(0x37, 0x37) AM_MIRROR(0x08) AM_READ_PORT("JOY") - AM_RANGE(0x40, 0x40) AM_MIRROR(0x0f) AM_DEVWRITE("cent_data_out", output_latch_device, write) - AM_RANGE(0x50, 0x50) AM_MIRROR(0x0f) AM_READWRITE(sts_r, com_w) -// AM_RANGE(0x60, 0x63) SIO -// AM_RANGE(0x6c, 0x6c) EM-64/64KBI bank select - AM_RANGE(0x70, 0x73) AM_MIRROR(0x0c) AM_DEVREADWRITE(I8255A_TAG, i8255_device, read, write) -// AM_RANGE(0x7f, 0x7f) 64KRD/64KRX bank select -ADDRESS_MAP_END - - -//------------------------------------------------- -// ADDRESS_MAP( fd5_mem ) -//------------------------------------------------- - -static ADDRESS_MAP_START( fd5_mem, AS_PROGRAM, 8, m5_state ) - AM_RANGE(0x0000, 0x3fff) AM_ROM - AM_RANGE(0x4000, 0xffff) AM_RAM -ADDRESS_MAP_END - - -//------------------------------------------------- -// ADDRESS_MAP( fd5_io ) -//------------------------------------------------- - -static ADDRESS_MAP_START( fd5_io, AS_IO, 8, m5_state ) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x01) AM_DEVICE(UPD765_TAG, upd765a_device, map) - AM_RANGE(0x10, 0x10) AM_READWRITE(fd5_data_r, fd5_data_w) - AM_RANGE(0x20, 0x20) AM_WRITE(fd5_com_w) - AM_RANGE(0x30, 0x30) AM_READ(fd5_com_r) - AM_RANGE(0x40, 0x40) AM_WRITE(fd5_ctrl_w) - AM_RANGE(0x50, 0x50) AM_WRITE(fd5_tc_w) -ADDRESS_MAP_END - - - -//************************************************************************** -// INPUT PORTS -//************************************************************************** - -//------------------------------------------------- -// INPUT_PORTS( m5 ) -//------------------------------------------------- - -static INPUT_PORTS_START( m5 ) - PORT_START("Y0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Func") PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(F1)) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_MAMEKEY(RSHIFT)) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) - - PORT_START("Y1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - - PORT_START("Y2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - - PORT_START("Y3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - - PORT_START("Y4") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - - PORT_START("Y5") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_CHAR(UCHAR_MAMEKEY(DOWN)) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("_ Triangle") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('_') - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('\\') PORT_CHAR('|') - - PORT_START("Y6") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@') PORT_CHAR('`') PORT_CHAR(UCHAR_MAMEKEY(UP)) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_CHAR(UCHAR_MAMEKEY(LEFT)) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(']') PORT_CHAR('}') - - PORT_START("JOY") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP) PORT_PLAYER(1) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT) PORT_PLAYER(1) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN) PORT_PLAYER(1) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP) PORT_PLAYER(2) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT) PORT_PLAYER(2) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN) PORT_PLAYER(2) - - PORT_START("RESET") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Reset") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) /* 1st line, 1st key from right! */ -INPUT_PORTS_END - -//------------------------------------------------- -// TMS9928a_interface vdp_intf -//------------------------------------------------- - -WRITE_LINE_MEMBER(m5_state::sordm5_video_interrupt_callback) -{ - if (state) - { - m_ctc->trg3(1); - m_ctc->trg3(0); - } -} - - -//------------------------------------------------- -// I8255 Interface -//------------------------------------------------- - -READ8_MEMBER( m5_state::ppi_pa_r ) -{ - return m_fd5_data; -} - -READ8_MEMBER( m5_state::ppi_pc_r ) -{ - /* - - bit description - - 0 ? - 1 ? - 2 ? - 3 - 4 STBA - 5 - 6 ACKA - 7 - - */ - - return ( - /* FD5 bit 0-> M5 bit 2 */ - ((m_fd5_com & 0x01)<<2) | - /* FD5 bit 2-> M5 bit 1 */ - ((m_fd5_com & 0x04)>>1) | - /* FD5 bit 1-> M5 bit 0 */ - ((m_fd5_com & 0x02)>>1) - ); -} - -WRITE8_MEMBER( m5_state::ppi_pa_w ) -{ - m_fd5_data = data; -} - -WRITE8_MEMBER( m5_state::ppi_pb_w ) -{ - /* - - bit description - - 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - - */ - - if (data == 0xf0) - { - m_fd5cpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE); - m_fd5cpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE); - } -} - -WRITE8_MEMBER( m5_state::ppi_pc_w ) -{ - /* - - bit description - - 0 - 1 - 2 - 3 INTRA - 4 - 5 IBFA - 6 - 7 OBFA - - */ - - m_intra = BIT(data, 3); - m_ibfa = BIT(data, 5); - m_obfa = BIT(data, 7); -} - -//------------------------------------------------- -// upd765_interface fdc_intf -//------------------------------------------------- - -FLOPPY_FORMATS_MEMBER( m5_state::floppy_formats ) - FLOPPY_M5_FORMAT -FLOPPY_FORMATS_END - -static SLOT_INTERFACE_START( m5_floppies ) - SLOT_INTERFACE( "525dd", FLOPPY_525_DD ) -SLOT_INTERFACE_END - -//------------------------------------------------- -// z80_daisy_config m5_daisy_chain -//------------------------------------------------- - -static const z80_daisy_config m5_daisy_chain[] = -{ - { Z80CTC_TAG }, - { NULL } -}; - - - -//************************************************************************** -// MACHINE INITIALIZATION -//************************************************************************** - -//------------------------------------------------- -// MACHINE_START( m5 ) -//------------------------------------------------- - -void m5_state::machine_start() -{ - address_space &program = m_maincpu->space(AS_PROGRAM); - - // configure RAM - switch (m_ram->size()) - { - case 4*1024: - program.unmap_readwrite(0x8000, 0xffff); - break; - - case 36*1024: - break; - - case 68*1024: - break; - } - - if (m_cart->exists()) - program.install_read_handler(0x2000, 0x6fff, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_cart)); - - // register for state saving - save_item(NAME(m_fd5_data)); - save_item(NAME(m_fd5_com)); - save_item(NAME(m_intra)); - save_item(NAME(m_ibfa)); - save_item(NAME(m_obfa)); -} - - -void m5_state::machine_reset() -{ -} - - - -//************************************************************************** -// MACHINE CONFIGURATION -//************************************************************************** - -//------------------------------------------------- -// MACHINE_CONFIG( m5 ) -//------------------------------------------------- - -static MACHINE_CONFIG_START( m5, m5_state ) - // basic machine hardware - MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_14_31818MHz/4) - MCFG_CPU_PROGRAM_MAP(m5_mem) - MCFG_CPU_IO_MAP(m5_io) - MCFG_CPU_CONFIG(m5_daisy_chain) - - MCFG_CPU_ADD(Z80_FD5_TAG, Z80, XTAL_14_31818MHz/4) - MCFG_CPU_PROGRAM_MAP(fd5_mem) - MCFG_CPU_IO_MAP(fd5_io) - - // sound hardware - MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_SOUND_ADD(SN76489AN_TAG, SN76489A, XTAL_14_31818MHz/4) - MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00) - - // devices - MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL_14_31818MHz/4) - MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) - // CK0 = EXINT, CK1 = GND, CK2 = TCK, CK3 = VDP INT - // ZC2 = EXCLK - - MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_devices, "printer") - MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(m5_state, write_centronics_busy)) - - MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG) - - MCFG_CASSETTE_ADD("cassette") - MCFG_CASSETTE_FORMATS(sordm5_cassette_formats) - MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY) - MCFG_CASSETTE_INTERFACE("m5_cass") - - MCFG_DEVICE_ADD(I8255A_TAG, I8255, 0) - MCFG_I8255_IN_PORTA_CB(READ8(m5_state, ppi_pa_r)) - MCFG_I8255_OUT_PORTA_CB(WRITE8(m5_state, ppi_pa_w)) - MCFG_I8255_OUT_PORTB_CB(WRITE8(m5_state, ppi_pb_w)) - MCFG_I8255_IN_PORTC_CB(READ8(m5_state, ppi_pc_r)) - MCFG_I8255_OUT_PORTC_CB(WRITE8(m5_state, ppi_pc_w)) - - MCFG_UPD765A_ADD(UPD765_TAG, true, true) - MCFG_UPD765_INTRQ_CALLBACK(INPUTLINE(Z80_FD5_TAG, INPUT_LINE_IRQ0)) - MCFG_FLOPPY_DRIVE_ADD(UPD765_TAG ":0", m5_floppies, "525dd", m5_state::floppy_formats) - - // cartridge - MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "m5_cart") - MCFG_GENERIC_EXTENSIONS("bin,rom") - //MCFG_GENERIC_MANDATORY - - // software lists - MCFG_SOFTWARE_LIST_ADD("cart_list", "m5_cart") - MCFG_SOFTWARE_LIST_ADD("cass_list", "m5_cass") - - // internal ram - MCFG_RAM_ADD(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("4K") - MCFG_RAM_EXTRA_OPTIONS("36K,68K") -MACHINE_CONFIG_END - - -//------------------------------------------------- -// MACHINE_CONFIG_DERIVED( ntsc, m5 ) -//------------------------------------------------- - -static MACHINE_CONFIG_DERIVED( ntsc, m5 ) - // video hardware - MCFG_DEVICE_ADD( "tms9928a", TMS9928A, XTAL_10_738635MHz / 2 ) - MCFG_TMS9928A_VRAM_SIZE(0x4000) - MCFG_TMS9928A_OUT_INT_LINE_CB(WRITELINE(m5_state, sordm5_video_interrupt_callback)) - MCFG_TMS9928A_SCREEN_ADD_NTSC( "screen" ) - MCFG_SCREEN_UPDATE_DEVICE( "tms9928a", tms9928a_device, screen_update ) -MACHINE_CONFIG_END - - -//------------------------------------------------- -// MACHINE_CONFIG_DERIVED( pal, m5 ) -//------------------------------------------------- - -static MACHINE_CONFIG_DERIVED( pal, m5 ) - // video hardware - MCFG_DEVICE_ADD( "tms9928a", TMS9929A, XTAL_10_738635MHz / 2 ) - MCFG_TMS9928A_VRAM_SIZE(0x4000) - MCFG_TMS9928A_OUT_INT_LINE_CB(WRITELINE(m5_state, sordm5_video_interrupt_callback)) - MCFG_TMS9928A_SCREEN_ADD_PAL( "screen" ) - MCFG_SCREEN_UPDATE_DEVICE( "tms9928a", tms9928a_device, screen_update ) -MACHINE_CONFIG_END - - - -//************************************************************************** -// ROMS -//************************************************************************** - -//------------------------------------------------- -// ROM( m5 ) -//------------------------------------------------- - -ROM_START( m5 ) - ROM_REGION( 0x7000, Z80_TAG, ROMREGION_ERASEFF ) - ROM_LOAD( "sordjap.ic21", 0x0000, 0x2000, CRC(92cf9353) SHA1(b0a4b3658fde68cb1f344dfb095bac16a78e9b3e) ) - - ROM_REGION( 0x4000, Z80_FD5_TAG, 0 ) - ROM_LOAD( "sordfd5.rom", 0x0000, 0x4000, CRC(7263bbc5) SHA1(b729500d3d2b2e807d384d44b76ea5ad23996f4a)) -ROM_END - - -//------------------------------------------------- -// ROM( m5p ) -//------------------------------------------------- - -ROM_START( m5p ) - ROM_REGION( 0x7000, Z80_TAG, ROMREGION_ERASEFF ) - ROM_LOAD( "sordint.ic21", 0x0000, 0x2000, CRC(78848d39) SHA1(ac042c4ae8272ad6abe09ae83492ef9a0026d0b2) ) - - ROM_REGION( 0x4000, Z80_FD5_TAG, 0 ) - ROM_LOAD( "sordfd5.rom", 0x0000, 0x4000, CRC(7263bbc5) SHA1(b729500d3d2b2e807d384d44b76ea5ad23996f4a)) -ROM_END - - - -//************************************************************************** -// DRIVER INITIALIZATION -//************************************************************************** - -//------------------------------------------------- -// ROM( ntsc ) -//------------------------------------------------- - -DRIVER_INIT_MEMBER(m5_state,ntsc) -{ -} - - -//------------------------------------------------- -// ROM( pal ) -//------------------------------------------------- - -DRIVER_INIT_MEMBER(m5_state,pal) -{ -} - - - -//************************************************************************** -// SYSTEM DRIVERS -//************************************************************************** - -// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS -COMP( 1983, m5, 0, 0, ntsc, m5, m5_state, ntsc, "Sord", "m.5 (Japan)", 0 ) -COMP( 1983, m5p, m5, 0, pal, m5, m5_state, pal, "Sord", "m.5 (Europe)", 0 ) |