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Diffstat (limited to 'src/mame/drivers/svi318.cpp')
-rw-r--r--src/mame/drivers/svi318.cpp622
1 files changed, 0 insertions, 622 deletions
diff --git a/src/mame/drivers/svi318.cpp b/src/mame/drivers/svi318.cpp
deleted file mode 100644
index cb067892007..00000000000
--- a/src/mame/drivers/svi318.cpp
+++ /dev/null
@@ -1,622 +0,0 @@
-// license: GPL-2.0+
-// copyright-holders: Dirk Best
-// thanks-to: Tomas Karlsson, Sean Young
-/***************************************************************************
-
- Spectravideo SVI-318/328
-
-***************************************************************************/
-
-#include "emu.h"
-
-#include "cpu/z80/z80.h"
-#include "imagedev/cassette.h"
-#include "machine/bankdev.h"
-#include "machine/i8255.h"
-#include "machine/ram.h"
-#include "sound/ay8910.h"
-#include "sound/spkrdev.h"
-#include "video/tms9928a.h"
-
-#include "bus/generic/carts.h"
-#include "bus/generic/slot.h"
-#include "bus/svi3x8/expander/expander.h"
-
-#include "softlist.h"
-#include "speaker.h"
-
-#include "formats/svi_cas.h"
-
-
-//**************************************************************************
-// CONSTANTS & MACROS
-//**************************************************************************
-
-#define IS_SVI328 (m_ram->size() == 64 * 1024)
-
-#define CCS1 (m_cart == 0 && offset < 0x4000)
-#define CCS2 (m_cart == 0 && offset >= 0x4000 && offset < 0x8000)
-#define CCS3 (m_cart == 0 && m_rom2 == 0 && offset >= 0x8000 && offset < 0xc000)
-#define CCS4 (m_cart == 0 && m_rom3 == 0 && offset >= 0xc000)
-#define ROMCS (m_romdis == 1 && offset < 0x8000)
-#define RAMCS (m_ramdis == 1 && offset >= 0x8000)
-
-
-//**************************************************************************
-// TYPE DEFINITIONS
-//**************************************************************************
-
-class svi3x8_state : public driver_device
-{
-public:
- svi3x8_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_ram(*this, RAM_TAG),
- m_io(*this, "io"),
- m_basic(*this, "basic"),
- m_vdp(*this, "vdp"),
- m_speaker(*this, "speaker"),
- m_cassette(*this, "cassette"),
- m_cart_rom(*this, "cartslot"),
- m_expander(*this, "exp"),
- m_keyboard(*this, "KEY.%u", 0),
- m_buttons(*this, "BUTTONS"),
- m_led_caps_lock(*this, "led_caps_lock"),
- m_intvdp(0), m_intexp(0),
- m_romdis(1), m_ramdis(1),
- m_cart(1), m_bk21(1),
- m_rom2(1), m_rom3(1),
- m_ctrl1(-1),
- m_keyboard_row(0)
- {}
-
- void svi318(machine_config &config);
- void svi328n(machine_config &config);
- void svi318p(machine_config &config);
- void svi318n(machine_config &config);
- void svi328p(machine_config &config);
-
-private:
- uint8_t ppi_port_a_r();
- uint8_t ppi_port_b_r();
- void ppi_port_c_w(uint8_t data);
- void bank_w(uint8_t data);
- DECLARE_WRITE_LINE_MEMBER( intvdp_w );
-
- uint8_t mreq_r(offs_t offset);
- void mreq_w(offs_t offset, uint8_t data);
-
- // from expander bus
- DECLARE_WRITE_LINE_MEMBER( intexp_w );
- DECLARE_WRITE_LINE_MEMBER( romdis_w );
- DECLARE_WRITE_LINE_MEMBER( ramdis_w );
- DECLARE_WRITE_LINE_MEMBER( ctrl1_w );
-
- DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load);
-
- void svi3x8_io(address_map &map);
- void svi3x8_io_bank(address_map &map);
- void svi3x8_mem(address_map &map);
-
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
- required_device<cpu_device> m_maincpu;
- required_device<ram_device> m_ram;
- required_device<address_map_bank_device> m_io;
- required_memory_region m_basic;
- required_device<tms9928a_device> m_vdp;
- required_device<speaker_sound_device> m_speaker;
- required_device<cassette_image_device> m_cassette;
- required_device<generic_slot_device> m_cart_rom;
- required_device<svi_expander_device> m_expander;
- required_ioport_array<16> m_keyboard;
- required_ioport m_buttons;
- output_finder<> m_led_caps_lock;
-
- int m_intvdp;
- int m_intexp;
- int m_romdis;
- int m_ramdis;
- int m_cart;
- int m_bk21;
- int m_rom2;
- int m_rom3;
- int m_ctrl1;
-
- uint8_t m_keyboard_row;
-};
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-void svi3x8_state::svi3x8_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0xffff).rw(FUNC(svi3x8_state::mreq_r), FUNC(svi3x8_state::mreq_w));
-}
-
-void svi3x8_state::svi3x8_io(address_map &map)
-{
- map.global_mask(0xff);
- map(0x00, 0xff).m(m_io, FUNC(address_map_bank_device::amap8));
-}
-
-void svi3x8_state::svi3x8_io_bank(address_map &map)
-{
- map(0x000, 0x0ff).rw(m_expander, FUNC(svi_expander_device::iorq_r), FUNC(svi_expander_device::iorq_w));
- map(0x100, 0x17f).rw(m_expander, FUNC(svi_expander_device::iorq_r), FUNC(svi_expander_device::iorq_w));
- map(0x180, 0x181).mirror(0x22).w(m_vdp, FUNC(tms9928a_device::write));
- map(0x184, 0x185).mirror(0x22).r(m_vdp, FUNC(tms9928a_device::read));
- map(0x188, 0x188).mirror(0x23).w("psg", FUNC(ay8910_device::address_w));
- map(0x18c, 0x18c).mirror(0x23).w("psg", FUNC(ay8910_device::data_w));
- map(0x190, 0x190).mirror(0x23).r("psg", FUNC(ay8910_device::data_r));
- map(0x194, 0x197).w("ppi", FUNC(i8255_device::write));
- map(0x198, 0x19a).r("ppi", FUNC(i8255_device::read));
-}
-
-
-//**************************************************************************
-// INPUTS
-//**************************************************************************
-
-static INPUT_PORTS_START( svi318 )
- PORT_START("KEY.0")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^')
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
-
- PORT_START("KEY.1")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(':') PORT_CHAR(';')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
-
- PORT_START("KEY.2")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
-
- PORT_START("KEY.3")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('0') PORT_CHAR('J')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
-
- PORT_START("KEY.4")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
-
- PORT_START("KEY.5")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{')
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('~')
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}')
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME(UTF8_UP)
-
- PORT_START("KEY.6")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) PORT_NAME("Ctrl")
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(PGUP)) PORT_NAME("Left Grph")
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_NAME("Right Grph")
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_NAME("Stop")
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME(UTF8_LEFT)
-
- PORT_START("KEY.7")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CHAR(UCHAR_MAMEKEY(F6))
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CHAR(UCHAR_MAMEKEY(F7))
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CHAR(UCHAR_MAMEKEY(F8))
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_CHAR(UCHAR_MAMEKEY(F9))
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CHAR(UCHAR_MAMEKEY(F10))
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_NAME("CLS/HM Copy")
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_NAME("Ins Paste")
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME(UTF8_DOWN)
-
- PORT_START("KEY.8")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t')
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_NAME("Del Cut")
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_NAME("Caps Lock")
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PAUSE) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_NAME("Select")
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR)) PORT_NAME("Print")
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME(UTF8_RIGHT)
-
- PORT_START("KEY.9")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.10")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.11")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.12")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.13")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.14")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("KEY.15")
- PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
-
- PORT_START("JOY")
- PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1)
- PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1)
- PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1)
- PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1)
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2)
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2)
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2)
- PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2)
-
- PORT_START("BUTTONS")
- PORT_BIT(0x0f, IP_ACTIVE_LOW, IPT_UNUSED)
- PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1)
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2)
- PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED)
-INPUT_PORTS_END
-
-static INPUT_PORTS_START( svi328 )
- PORT_INCLUDE(svi318)
-
- PORT_MODIFY("KEY.9")
- PORT_BIT (0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
- PORT_BIT (0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
- PORT_BIT (0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
- PORT_BIT (0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
- PORT_BIT (0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
- PORT_BIT (0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
- PORT_BIT (0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
- PORT_BIT (0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
-
- PORT_MODIFY("KEY.10")
- PORT_BIT (0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
- PORT_BIT (0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
- PORT_BIT (0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD))
- PORT_BIT (0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
- PORT_BIT (0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK))
- PORT_BIT (0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD))
- PORT_BIT (0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
- PORT_BIT (0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD))
-INPUT_PORTS_END
-
-
-//**************************************************************************
-// VIDEO EMULATION
-//**************************************************************************
-
-WRITE_LINE_MEMBER( svi3x8_state::intvdp_w )
-{
- m_intvdp = state;
-
- if (m_ctrl1 == 0)
- m_maincpu->set_input_line(INPUT_LINE_NMI, m_intvdp ? ASSERT_LINE : CLEAR_LINE);
- else
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, (m_intvdp || m_intexp) ? ASSERT_LINE : CLEAR_LINE);
-}
-
-
-//**************************************************************************
-// MACHINE EMULATION
-//**************************************************************************
-
-void svi3x8_state::machine_start()
-{
- m_led_caps_lock.resolve();
-
- // register for save states
- save_item(NAME(m_intvdp));
- save_item(NAME(m_intexp));
- save_item(NAME(m_romdis));
- save_item(NAME(m_ramdis));
- save_item(NAME(m_cart));
- save_item(NAME(m_bk21));
- save_item(NAME(m_rom2));
- save_item(NAME(m_rom3));
- save_item(NAME(m_ctrl1));
- save_item(NAME(m_keyboard_row));
-}
-
-void svi3x8_state::machine_reset()
-{
- m_intvdp = 0;
- m_intexp = 0;
- m_romdis = 1;
- m_ramdis = 1;
- m_cart = 1;
- m_bk21 = 1;
- m_rom2 = 1;
- m_rom3 = 1;
- m_keyboard_row = 0;
-
- if (m_ctrl1 == -1)
- ctrl1_w(1);
-}
-
-uint8_t svi3x8_state::mreq_r(offs_t offset)
-{
- // ctrl1 inverts a15
- if (m_ctrl1 == 0)
- offset ^= 0x8000;
-
- if (CCS1 || CCS2 || CCS3 || CCS4)
- return m_cart_rom->read_rom(offset);
-
- uint8_t data = m_expander->mreq_r(offset);
-
- if (ROMCS)
- data = m_basic->as_u8(offset);
-
- if (m_bk21 == 0 && IS_SVI328 && offset < 0x8000)
- data = m_ram->read(offset);
-
- if (RAMCS && (IS_SVI328 || offset >= 0xc000))
- data = m_ram->read(IS_SVI328 ? offset : offset - 0xc000);
-
- return data;
-}
-
-void svi3x8_state::mreq_w(offs_t offset, uint8_t data)
-{
- // ctrl1 inverts a15
- if (m_ctrl1 == 0)
- offset ^= 0x8000;
-
- if (CCS1 || CCS2 || CCS3 || CCS4)
- return;
-
- m_expander->mreq_w(offset, data);
-
- if (m_bk21 == 0 && IS_SVI328 && offset < 0x8000)
- m_ram->write(offset, data);
-
- if (RAMCS && (IS_SVI328 || offset >= 0xc000))
- m_ram->write(IS_SVI328 ? offset : offset - 0xc000, data);
-}
-
-void svi3x8_state::bank_w(uint8_t data)
-{
- logerror("bank_w: %02x\n", data);
-
- m_cart = BIT(data, 0);
- m_bk21 = BIT(data, 1);
-
- m_expander->bk21_w(BIT(data, 1));
- m_expander->bk22_w(BIT(data, 2));
- m_expander->bk31_w(BIT(data, 3));
- m_expander->bk32_w(BIT(data, 4));
-
- m_rom2 = BIT(data, 6);
- m_rom3 = BIT(data, 7);
-
- m_led_caps_lock = BIT(data, 5);
-}
-
-uint8_t svi3x8_state::ppi_port_a_r()
-{
- uint8_t data = 0x3f;
-
- // bit 0-3, paddle or tablet input
-
- // bit 4-5, joystick buttons
- data &= m_buttons->read();
-
- // bit 6-7, cassette
- data |= m_cassette->exists() ? 0x00 : 0x40;
- data |= (m_cassette->input() > 0.0038) ? 0x80 : 0x00;
-
- return data;
-}
-
-uint8_t svi3x8_state::ppi_port_b_r()
-{
- // bit 0-7, keyboard data
- return m_keyboard[m_keyboard_row]->read();
-}
-
-void svi3x8_state::ppi_port_c_w(uint8_t data)
-{
- // bit 0-3, keyboard row
- m_keyboard_row = data & 0x0f;
-
- // bit 4-6, cassette
- m_cassette->change_state(BIT(data, 4) ? CASSETTE_MOTOR_DISABLED : CASSETTE_MOTOR_ENABLED, CASSETTE_MASK_MOTOR);
- m_cassette->output(BIT(data, 5) ? -1.0 : +1.0);
- //m_cassette->change_state(BIT(data, 6) ? CASSETTE_SPEAKER_ENABLED : CASSETTE_SPEAKER_MUTED, CASSETTE_MASK_SPEAKER);
-
- // bit 7, mix psg sound (keyboard click)
- m_speaker->level_w(BIT(data, 7));
-}
-
-WRITE_LINE_MEMBER( svi3x8_state::intexp_w )
-{
- m_intexp = state;
-
- if (m_ctrl1 == 0)
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, m_intexp ? ASSERT_LINE : CLEAR_LINE);
- else
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, (m_intvdp || m_intexp) ? ASSERT_LINE : CLEAR_LINE);
-}
-
-WRITE_LINE_MEMBER( svi3x8_state::romdis_w )
-{
- m_romdis = state;
-}
-
-WRITE_LINE_MEMBER( svi3x8_state::ramdis_w )
-{
- m_ramdis = state;
-}
-
-WRITE_LINE_MEMBER( svi3x8_state::ctrl1_w )
-{
- m_ctrl1 = state;
-
- // ctrl1 disables internal io address decoding
- m_io->set_bank(m_ctrl1);
-}
-
-
-//**************************************************************************
-// CARTRIDGE
-//**************************************************************************
-
-DEVICE_IMAGE_LOAD_MEMBER( svi3x8_state::cart_load )
-{
- uint32_t size = m_cart_rom->common_get_size("rom");
-
- m_cart_rom->rom_alloc(size, GENERIC_ROM8_WIDTH, ENDIANNESS_LITTLE);
- m_cart_rom->common_load_rom(m_cart_rom->get_rom_base(), size, "rom");
-
- return image_init_result::PASS;
-}
-
-
-//**************************************************************************
-// MACHINE DEFINTIONS
-//**************************************************************************
-
-void svi3x8_state::svi318(machine_config &config)
-{
- // basic machine hardware
- Z80(config, m_maincpu, XTAL(10'738'635) / 3);
- m_maincpu->set_addrmap(AS_PROGRAM, &svi3x8_state::svi3x8_mem);
- m_maincpu->set_addrmap(AS_IO, &svi3x8_state::svi3x8_io);
-
- RAM(config, m_ram).set_default_size("16K");
-
- ADDRESS_MAP_BANK(config, "io").set_map(&svi3x8_state::svi3x8_io_bank).set_data_width(8).set_addr_width(9).set_stride(0x100);
-
- i8255_device &ppi(I8255(config, "ppi"));
- ppi.in_pa_callback().set(FUNC(svi3x8_state::ppi_port_a_r));
- ppi.in_pb_callback().set(FUNC(svi3x8_state::ppi_port_b_r));
- ppi.out_pc_callback().set(FUNC(svi3x8_state::ppi_port_c_w));
-
- // sound hardware
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 0.50);
- ay8910_device &psg(AY8910(config, "psg", XTAL(10'738'635) / 6));
- psg.port_a_read_callback().set_ioport("JOY");
- psg.port_b_write_callback().set(FUNC(svi3x8_state::bank_w));
- psg.add_route(ALL_OUTPUTS, "mono", 0.75);
-
- // cassette
- CASSETTE(config, m_cassette);
- m_cassette->set_default_state(CASSETTE_STOPPED);
- m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05);
- m_cassette->set_formats(svi_cassette_formats);
- m_cassette->set_interface("svi318_cass");
- SOFTWARE_LIST(config, "cass_list").set_original("svi318_cass");
-
- // cartridge slot
- GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "svi318_cart", "bin,rom").set_device_load(FUNC(svi3x8_state::cart_load));
- SOFTWARE_LIST(config, "cart_list").set_original("svi318_cart");
-
- // expander bus
- SVI_EXPANDER(config, m_expander, svi_expander_modules);
- m_expander->int_handler().set(FUNC(svi3x8_state::intexp_w));
- m_expander->romdis_handler().set(FUNC(svi3x8_state::romdis_w));
- m_expander->ramdis_handler().set(FUNC(svi3x8_state::ramdis_w));
- m_expander->ctrl1_handler().set(FUNC(svi3x8_state::ctrl1_w));
- m_expander->excsr_handler().set(m_vdp, FUNC(tms9928a_device::read));
- m_expander->excsw_handler().set(m_vdp, FUNC(tms9928a_device::write));
-}
-
-void svi3x8_state::svi318p(machine_config &config)
-{
- svi318(config);
-
- // video hardware
- TMS9929A(config, m_vdp, XTAL(10'738'635)).set_screen("screen");
- m_vdp->set_vram_size(0x4000);
- m_vdp->int_callback().set(FUNC(svi3x8_state::intvdp_w));
- SCREEN(config, "screen", SCREEN_TYPE_RASTER);
-}
-
-void svi3x8_state::svi318n(machine_config &config)
-{
- svi318(config);
- TMS9928A(config, m_vdp, XTAL(10'738'635)).set_screen("screen");
- m_vdp->set_vram_size(0x4000);
- m_vdp->int_callback().set(FUNC(svi3x8_state::intvdp_w));
- SCREEN(config, "screen", SCREEN_TYPE_RASTER);
-}
-
-void svi3x8_state::svi328p(machine_config &config)
-{
- svi318p(config);
- m_ram->set_default_size("64K");
-}
-
-void svi3x8_state::svi328n(machine_config &config)
-{
- svi318n(config);
- m_ram->set_default_size("64K");
-}
-
-
-//**************************************************************************
-// ROM DEFINITIONS
-//**************************************************************************
-
-// note: should be split into two 16k chips, document differenes
-ROM_START( svi318 )
- ROM_REGION(0x8000, "basic", 0)
- ROM_SYSTEM_BIOS(0, "v111", "SV BASIC v1.11")
- ROMX_LOAD("svi111.rom", 0x0000, 0x8000, CRC(bc433df6) SHA1(10349ce675f6d6d47f0976e39cb7188eba858d89), ROM_BIOS(0))
- ROM_SYSTEM_BIOS(1, "v11", "SV BASIC v1.1")
- ROMX_LOAD("svi110.rom", 0x0000, 0x8000, CRC(709904e9) SHA1(7d8daf52f78371ca2c9443e04827c8e1f98c8f2c), ROM_BIOS(1))
- ROM_SYSTEM_BIOS(2, "v10", "SV BASIC v1.0")
- ROMX_LOAD("svi100.rom", 0x0000, 0x8000, CRC(98d48655) SHA1(07758272df475e5e06187aa3574241df1b14035b), ROM_BIOS(2))
-ROM_END
-
-#define rom_svi318n rom_svi318
-#define rom_svi328 rom_svi318
-#define rom_svi328n rom_svi318
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1983, svi318, 0, 0, svi318p, svi318, svi3x8_state, empty_init, "Spectravideo", "SVI-318 (PAL)", MACHINE_SUPPORTS_SAVE )
-COMP( 1983, svi318n, svi318, 0, svi318n, svi318, svi3x8_state, empty_init, "Spectravideo", "SVI-318 (NTSC)", MACHINE_SUPPORTS_SAVE )
-COMP( 1983, svi328, 0, 0, svi328p, svi328, svi3x8_state, empty_init, "Spectravideo", "SVI-328 (PAL)", MACHINE_SUPPORTS_SAVE )
-COMP( 1983, svi328n, svi328, 0, svi328n, svi328, svi3x8_state, empty_init, "Spectravideo", "SVI-328 (NTSC)", MACHINE_SUPPORTS_SAVE )