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Diffstat (limited to 'src/mame/drivers/sbc6510.cpp')
-rw-r--r--src/mame/drivers/sbc6510.cpp326
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diff --git a/src/mame/drivers/sbc6510.cpp b/src/mame/drivers/sbc6510.cpp
deleted file mode 100644
index 1092fc0852d..00000000000
--- a/src/mame/drivers/sbc6510.cpp
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@@ -1,326 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Robbbert
-/***************************************************************************
-
-SBC6510 from Josip Perusanec
-
-2009-12-18 Skeleton driver.
-2012-08-12 Working [Robbbert]
-
-CPU MOS 6510 (1MHz)
-ROM 4KB
-RAM 128KB
-CIA 6526 - for interrupt gen and scan of keyboard
-YM2149/AY-3-8910 - sound + HDD/CF IDE
-GAL16V8 - address decoder
-ATMEGA8 - gen. of PAL video signal (modified TellyMate)
-keyboard of C64 computer used
-
-Commands:
-A - (unknown)
-C - (unknown)
-E - (unknown)
-F - (unknown)
-G - (unknown)
-L - (unknown)
-R - (unknown)
-S - (unknown)
-
-Some commands expect a filename enclosed in double quotes. If the quotes
-are not there, it loops forever looking for them. Good example of bad
-programming. There is no help and no error messages.
-
-ToDo:
-
-- The ATMEGA8 is a CPU with Timer, 4 IO ports, UART, ADC, Watchdog all
- built in. This enormously complex device needs to be emulated. It also
- contains some (4k?) RAM, of which certain addresses have special meaning.
- For example bytes 0 and 1 control the serial video stream of bits.
-
-- When the system boots, there is a Y in the top corner. This is actually
- Esc-Y, which our terminal does not understand.
-
-- IDE interface.
-
-- Find out the proper way to use the monitor, there are no instructions
- and the slightest mistake can freeze the system.
-
-- No software to test with.
-
-
-****************************************************************************/
-
-#include "emu.h"
-#include "cpu/avr8/avr8.h"
-#include "cpu/m6502/m6510.h"
-#include "machine/mos6526.h"
-#include "machine/terminal.h"
-#include "sound/ay8910.h"
-#include "emupal.h"
-#include "speaker.h"
-
-
-class sbc6510_state : public driver_device
-{
-public:
- sbc6510_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_videocpu(*this, "videocpu")
- , m_terminal(*this, "terminal")
- , m_keyboard(*this, "X%u", 0)
- { }
-
- void sbc6510(machine_config &config);
-
-private:
- DECLARE_READ8_MEMBER(a2_r);
- DECLARE_WRITE8_MEMBER(a2_w);
- DECLARE_READ8_MEMBER(psg_a_r);
- DECLARE_READ8_MEMBER(psg_b_r);
- DECLARE_WRITE8_MEMBER(key_w);
- DECLARE_READ8_MEMBER(key_r);
-
- void sbc6510_mem(address_map &map);
- void sbc6510_video_data(address_map &map);
- void sbc6510_video_io(address_map &map);
- void sbc6510_video_mem(address_map &map);
-
- uint8_t m_key_row;
- uint8_t m_2;
- virtual void machine_start() override;
- virtual void machine_reset() override;
- required_device<cpu_device> m_maincpu;
- required_device<avr8_device> m_videocpu;
- required_device<generic_terminal_device> m_terminal;
- required_ioport_array<9> m_keyboard;
-};
-
-
-void sbc6510_state::sbc6510_mem(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x0001).ram();
- map(0x0002, 0x0002).rw(FUNC(sbc6510_state::a2_r), FUNC(sbc6510_state::a2_w));
- map(0x0003, 0xdfff).ram();
- map(0xe000, 0xe00f).mirror(0x1f0).rw("cia6526", FUNC(mos6526_device::read), FUNC(mos6526_device::write));
- map(0xe800, 0xe800).mirror(0x1ff).w("ay8910", FUNC(ay8910_device::address_w));
- map(0xea00, 0xea00).mirror(0x1ff).rw("ay8910", FUNC(ay8910_device::data_r), FUNC(ay8910_device::data_w));
- map(0xf000, 0xffff).rom();
-}
-
-void sbc6510_state::sbc6510_video_mem(address_map &map)
-{
- map(0x0000, 0x1fff).rom();
-}
-
-void sbc6510_state::sbc6510_video_data(address_map &map)
-{
- map(0x0100, 0x04ff).ram();
-}
-
-void sbc6510_state::sbc6510_video_io(address_map &map)
-{
-}
-
-/* Input ports */
-static INPUT_PORTS_START( sbc6510 ) // cbm keyboard
- PORT_START( "X0" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Crsr Down Up") PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CHAR(UCHAR_MAMEKEY(UP))
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CHAR(UCHAR_MAMEKEY(F6))
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CHAR(UCHAR_MAMEKEY(F4))
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CHAR(UCHAR_MAMEKEY(F2))
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_CHAR(UCHAR_MAMEKEY(F8))
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Crsr Right Left") PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Del Inst") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_CHAR(UCHAR_MAMEKEY(INSERT))
-
- PORT_START( "X1" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Shift (Left)") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
-
- PORT_START( "X2" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X')
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C')
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
-
- PORT_START( "X3" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V')
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B')
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
-
- PORT_START( "X4" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N')
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M')
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0')
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
-
- PORT_START( "X5" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(':') PORT_CHAR('[')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-')
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('+')
-
- PORT_START( "X6" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x91 Pi") PORT_CODE(KEYCODE_DEL) PORT_CHAR(0x2191) PORT_CHAR(0x03C0)
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('=')
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Shift (Right)") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Home Clr") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(HOME))
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(';') PORT_CHAR(']')
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('*')
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR(0xA3)
-
- PORT_START( "X7" )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Stop Run") PORT_CODE(KEYCODE_HOME)
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CBM") PORT_CODE(KEYCODE_LALT)
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
- PORT_BIT( 0x08, 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_TAB) PORT_CHAR(UCHAR_SHIFT_2)
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x90") PORT_CODE(KEYCODE_TILDE) PORT_CHAR(0x2190)
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
-
- PORT_START( "X8" ) /* unused */
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Restore") PORT_CODE(KEYCODE_PRTSCR)
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Shift Lock (switch)") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
-INPUT_PORTS_END
-
-
-READ8_MEMBER( sbc6510_state::a2_r )
-{
- return m_2;
-}
-
-WRITE8_MEMBER( sbc6510_state::a2_w )
-{
- m_2 = data;
- m_terminal->write(data);
-}
-
-void sbc6510_state::machine_start()
-{
-}
-
-
-void sbc6510_state::machine_reset()
-{
-}
-
-READ8_MEMBER( sbc6510_state::psg_a_r )
-{
- return 0xff;
-}
-
-READ8_MEMBER( sbc6510_state::psg_b_r )
-{
- return 0x7f;
-}
-
-READ8_MEMBER( sbc6510_state::key_r )
-{
- u8 i, data=0;
-
- for (i = 0; i < 8; i++)
- if (!BIT(m_key_row, i))
- data |= m_keyboard[i]->read();
-
- return ~data;
-}
-
-WRITE8_MEMBER( sbc6510_state::key_w )
-{
- m_key_row = data;
-}
-
-static const gfx_layout charset_8x16 =
-{
- 8, 9,
- 256,
- 1,
- { 0 },
- { STEP8(0,1) },
- { 0*1024*2, 1*1024*2, 2*1024*2, 3*1024*2, 4*1024*2, 5*1024*2, 6*1024*2, 7*1024*2, 8*1024*2 },
- 8
-};
-
-
-static GFXDECODE_START( gfx_sbc6510 )
- GFXDECODE_ENTRY( "videocpu", 0x1500, charset_8x16, 0, 128 )
-GFXDECODE_END
-
-
-void sbc6510_state::sbc6510(machine_config &config)
-{
- /* basic machine hardware */
- M6510(config, m_maincpu, XTAL(1'000'000));
- m_maincpu->set_addrmap(AS_PROGRAM, &sbc6510_state::sbc6510_mem);
-
- ATMEGA88(config, m_videocpu, XTAL(16'000'000)); // Video CPU trips SLEEP opcode, needs to be emulated
- m_videocpu->set_addrmap(AS_PROGRAM, &sbc6510_state::sbc6510_video_mem);
- m_videocpu->set_addrmap(AS_DATA, &sbc6510_state::sbc6510_video_data);
- m_videocpu->set_addrmap(AS_IO, &sbc6510_state::sbc6510_video_io);
- m_videocpu->set_eeprom_tag("eeprom");
-
- PALETTE(config, "palette", palette_device::MONOCHROME); // for F4 displayer only
- GFXDECODE(config, "gfxdecode", "palette", gfx_sbc6510);
-
- /* video hardware */
- GENERIC_TERMINAL(config, m_terminal, 0);
-
- /* sound hardware */
- SPEAKER(config, "mono").front_center();
- ay8910_device &ay8910(AY8910(config, "ay8910", XTAL(1'000'000)));
- // Ports A and B connect to the IDE socket
- ay8910.port_a_read_callback().set(FUNC(sbc6510_state::psg_a_r));
- ay8910.port_b_read_callback().set(FUNC(sbc6510_state::psg_b_r));
- ay8910.add_route(ALL_OUTPUTS, "mono", 1.00);
-
- mos6526_device &cia(MOS6526(config, "cia6526", XTAL(1'000'000)));
- cia.set_tod_clock(50);
- cia.irq_wr_callback().set_inputline("maincpu", M6510_IRQ_LINE);
- cia.pa_wr_callback().set(FUNC(sbc6510_state::key_w));
- cia.pb_rd_callback().set(FUNC(sbc6510_state::key_r));
-}
-
-/* ROM definition */
-ROM_START( sbc6510 )
- ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "sbc6510.rom", 0xf000, 0x1000, CRC(e13a5e62) SHA1(1e7482e9b98b39d0cc456254fbe8fd0981e9377e))
- ROM_REGION( 0x10000, "videocpu", ROMREGION_ERASEFF ) // ATMEGA8 at 16MHz
- ROM_LOAD( "video.bin", 0x0000, 0x2000, CRC(809f31ce) SHA1(4639de5f7b8f6c036d74f217ba85e7e897039094))
- ROM_REGION( 0x200, "gal", ROMREGION_ERASEFF )
- ROM_LOAD( "sbc6510.gal", 0x0000, 0x0117, CRC(f78f9927) SHA1(b951163958f5722032826d0d17a07c81dbd5f68e))
- ROM_REGION( 0x2000, "eeprom", ROMREGION_ERASEFF )
-ROM_END
-
-/* Driver */
-
-/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
-COMP( 2009, sbc6510, 0, 0, sbc6510, sbc6510, sbc6510_state, empty_init, "Josip Perusanec", "SBC6510", MACHINE_NOT_WORKING )