diff options
Diffstat (limited to 'src/mame/drivers/fk1.c')
-rw-r--r-- | src/mame/drivers/fk1.c | 477 |
1 files changed, 477 insertions, 0 deletions
diff --git a/src/mame/drivers/fk1.c b/src/mame/drivers/fk1.c new file mode 100644 index 00000000000..c821864f844 --- /dev/null +++ b/src/mame/drivers/fk1.c @@ -0,0 +1,477 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic +/*************************************************************************** + + FK-1 + + 12/05/2009 Skeleton driver. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "machine/i8255.h" +#include "machine/pit8253.h" +#include "machine/i8251.h" +#include "machine/ram.h" + + +class fk1_state : public driver_device +{ +public: + fk1_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) + { } + + required_device<cpu_device> m_maincpu; + required_device<ram_device> m_ram; + + DECLARE_WRITE8_MEMBER(fk1_ppi_1_a_w); + DECLARE_WRITE8_MEMBER(fk1_ppi_1_b_w); + DECLARE_WRITE8_MEMBER(fk1_ppi_1_c_w); + DECLARE_READ8_MEMBER(fk1_ppi_1_a_r); + DECLARE_READ8_MEMBER(fk1_ppi_1_b_r); + DECLARE_READ8_MEMBER(fk1_ppi_1_c_r); + DECLARE_WRITE8_MEMBER(fk1_ppi_2_a_w); + DECLARE_WRITE8_MEMBER(fk1_ppi_2_c_w); + DECLARE_READ8_MEMBER(fk1_ppi_2_b_r); + DECLARE_READ8_MEMBER(fk1_ppi_2_c_r); + DECLARE_WRITE8_MEMBER(fk1_ppi_3_a_w); + DECLARE_WRITE8_MEMBER(fk1_ppi_3_b_w); + DECLARE_WRITE8_MEMBER(fk1_ppi_3_c_w); + DECLARE_READ8_MEMBER(fk1_ppi_3_a_r); + DECLARE_READ8_MEMBER(fk1_ppi_3_b_r); + DECLARE_READ8_MEMBER(fk1_ppi_3_c_r); + DECLARE_WRITE_LINE_MEMBER(fk1_pit_out0); + DECLARE_WRITE_LINE_MEMBER(fk1_pit_out1); + DECLARE_WRITE_LINE_MEMBER(fk1_pit_out2); + DECLARE_WRITE8_MEMBER(fk1_intr_w); + DECLARE_READ8_MEMBER(fk1_bank_ram_r); + DECLARE_READ8_MEMBER(fk1_bank_rom_r); + DECLARE_WRITE8_MEMBER(fk1_disk_w); + DECLARE_READ8_MEMBER(fk1_mouse_r); + DECLARE_WRITE8_MEMBER(fk1_reset_int_w); + UINT8 m_video_rol; + UINT8 m_int_vector; + virtual void machine_reset(); + UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + TIMER_DEVICE_CALLBACK_MEMBER(keyboard_callback); + TIMER_DEVICE_CALLBACK_MEMBER(vsync_callback); + IRQ_CALLBACK_MEMBER(fk1_irq_callback); +}; + + +/* +Port A: + Printer +Port B: + Keyboard +Port C: + READING : + 7 - / OBF(buffer overflow for the printer) + 6 - INTE printer + 5 - ERROR printer + 4 - /PEND, lack of paper + 3 - INTR printer + 2 - INTE keyboard + 1 - IBF (data from the keyboard) + 0 - INTR keyboard + WRITING : + 6 - INTE printer + 2 - INTE keyboard + */ + +WRITE8_MEMBER( fk1_state::fk1_ppi_1_a_w ) +{ +// logerror("fk1_ppi_1_a_w %02x\n",data); +} + +WRITE8_MEMBER( fk1_state::fk1_ppi_1_b_w ) +{ +// logerror("fk1_ppi_1_b_w %02x\n",data); +} + +WRITE8_MEMBER( fk1_state::fk1_ppi_1_c_w ) +{ + //logerror("fk1_ppi_1_c_w %02x\n",data); +} + +READ8_MEMBER( fk1_state::fk1_ppi_1_a_r ) +{ + //logerror("fk1_ppi_1_a_r\n"); + return 0xff; +} + +READ8_MEMBER( fk1_state::fk1_ppi_1_b_r ) +{ +// logerror("fk1_ppi_1_b_r\n"); + return 0; +} + +READ8_MEMBER( fk1_state::fk1_ppi_1_c_r ) +{ +// logerror("fk1_ppi_1_c_r\n"); + return 0; +} + +/* +Port A: + Writing data to disk +Port B: + Reading data from disk +Port C: + READING: + 7 - / OF A data write to disk, + 6 - INTE A, + 5 - Select the drive A, B, + 4 - Not connected + 3 - INTR A + 2 - INTE B read data, + 1 - IBF B read data, + 0 - INTR B + + WRITING: + 6 - INTE A - reading data + 2 - INTE B - writing data +*/ + +WRITE8_MEMBER( fk1_state::fk1_ppi_2_a_w ) +{ +// logerror("write to disk %02x\n",data); +} + +WRITE8_MEMBER( fk1_state::fk1_ppi_2_c_w ) +{ +// logerror("fk1_ppi_2_c_w %02x\n",data); +} + +READ8_MEMBER( fk1_state::fk1_ppi_2_b_r ) +{ +// logerror("read from disk\n"); + return 0; +} + +READ8_MEMBER( fk1_state::fk1_ppi_2_c_r ) +{ +// logerror("fk1_ppi_2_c_r\n"); + return 0; +} + + +/* + +Port A: + 6 - / disk, authorization disk operations, + 3 - INTE MOUSE, permit suspension from mouse, + 2 - INTE RTC from the system clock of 50 Hz, + 1 and 0 - to set the type for hours write to the disk (01 index, 11 address mark, mark the date, 00 other). + +Port B: + Video ROL register +Port C + + READING: + 7 - INDEX ( index mark on the disk) + 6 - I do not know, + 5 - WRITE_PROTECT the protected disk, + 4 - TRAC_00 as a sign of trace + + WRITING: + 3 - HEAD LOAD + 2 - TRACK_43 + 1 - DIRC - direction to set the direction of stepping disk + 0 - STEP, move disk (0 1 .. 0.). + +*/ +WRITE8_MEMBER( fk1_state::fk1_ppi_3_a_w ) +{ +// logerror("fk1_ppi_3_a_w %02x\n",data); +} + +WRITE8_MEMBER( fk1_state::fk1_ppi_3_b_w ) +{ + m_video_rol = data; +} + +WRITE8_MEMBER( fk1_state::fk1_ppi_3_c_w ) +{ +// logerror("fk1_ppi_3_c_w %02x\n",data); +} + +READ8_MEMBER( fk1_state::fk1_ppi_3_a_r ) +{ +// logerror("fk1_ppi_3_a_r\n"); + return 0; +} + +READ8_MEMBER( fk1_state::fk1_ppi_3_b_r ) +{ + return m_video_rol; +} + +READ8_MEMBER( fk1_state::fk1_ppi_3_c_r ) +{ +// logerror("fk1_ppi_3_c_r\n"); + return 0; +} + +WRITE_LINE_MEMBER( fk1_state::fk1_pit_out0 ) +{ + // System time + logerror("WRITE_LINE_MEMBER(fk1_pit_out0)\n"); +} + +WRITE_LINE_MEMBER( fk1_state::fk1_pit_out1 ) +{ + // Timeout for disk operation + logerror("WRITE_LINE_MEMBER(fk1_pit_out1)\n"); +} + +WRITE_LINE_MEMBER( fk1_state::fk1_pit_out2 ) +{ + // Overflow for disk operations + logerror("WRITE_LINE_MEMBER(fk1_pit_out2)\n"); +} + +/* + 0 no interrupt allowed, + 1 allowed INTR-7, + 2 allowed INTR-7 and INTR-6, + 8 any interruption allowed. +*/ + +WRITE8_MEMBER( fk1_state::fk1_intr_w ) +{ + logerror("fk1_intr_w %02x\n",data); +} + +READ8_MEMBER( fk1_state::fk1_bank_ram_r ) +{ + address_space &space_mem = m_maincpu->space(AS_PROGRAM); + UINT8 *ram = m_ram->pointer(); + + space_mem.install_write_bank(0x0000, 0x3fff, "bank1"); + membank("bank1")->set_base(ram); + membank("bank2")->set_base(ram + 0x4000); + return 0; +} + +READ8_MEMBER( fk1_state::fk1_bank_rom_r ) +{ + address_space &space_mem = m_maincpu->space(AS_PROGRAM); + space_mem.unmap_write(0x0000, 0x3fff); + membank("bank1")->set_base(memregion("maincpu")->base()); + membank("bank2")->set_base(m_ram->pointer() + 0x10000); + return 0; +} + +/* + 4 - FORMAT authorization + 3 - READ_ADDRESS_MARK + 2 - READ_DATA_MARK + 1 - WRITE + 0 - READ + Functions are allowed in one. +*/ + +WRITE8_MEMBER( fk1_state::fk1_disk_w ) +{ +// logerror("fk1_disk_w %02x\n",data); +} + +/* +7 and 6 - 1 to connected mouse and 0 if not connected, +5 - / T2, right-click +4 - / T1, left-click +3 - / BY, Y-axis +2 - / AY, Y-axis +1 - / BX, X-axis +0 - / AX, X-axis +*/ + +READ8_MEMBER( fk1_state::fk1_mouse_r ) +{ +// logerror("fk1_mouse_r\n"); + return 0; +} + +/*Write to port 70 resets the interrupt from the system clock of 50 Hz. */ + +WRITE8_MEMBER( fk1_state::fk1_reset_int_w ) +{ + logerror("fk1_reset_int_w\n"); +} + +static ADDRESS_MAP_START(fk1_mem, AS_PROGRAM, 8, fk1_state) + AM_RANGE(0x0000, 0x3fff) AM_RAMBANK("bank1") + AM_RANGE(0x4000, 0x7fff) AM_RAMBANK("bank2") + AM_RANGE(0x8000, 0xbfff) AM_RAMBANK("bank3") + AM_RANGE(0xc000, 0xffff) AM_RAMBANK("bank4") +ADDRESS_MAP_END + +static ADDRESS_MAP_START(fk1_io, AS_IO, 8, fk1_state) + ADDRESS_MAP_GLOBAL_MASK(0xff) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE( 0x00, 0x03 ) AM_DEVREADWRITE("ppi8255_1", i8255_device, read, write) + AM_RANGE( 0x10, 0x13 ) AM_DEVREADWRITE("pit8253", pit8253_device, read, write) + AM_RANGE( 0x20, 0x23 ) AM_DEVREADWRITE("ppi8255_2", i8255_device, read, write) + AM_RANGE( 0x30, 0x30 ) AM_READWRITE(fk1_bank_ram_r,fk1_intr_w) + AM_RANGE( 0x40, 0x40 ) AM_DEVREADWRITE("uart", i8251_device, data_r, data_w) + AM_RANGE( 0x41, 0x41 ) AM_DEVREADWRITE("uart", i8251_device, status_r, control_w) + AM_RANGE( 0x50, 0x50 ) AM_READWRITE(fk1_bank_rom_r,fk1_disk_w) + AM_RANGE( 0x60, 0x63 ) AM_DEVREADWRITE("ppi8255_3", i8255_device, read, write) + AM_RANGE( 0x70, 0x70 ) AM_READWRITE(fk1_mouse_r,fk1_reset_int_w) +ADDRESS_MAP_END + +/* Input ports */ +static INPUT_PORTS_START( fk1 ) + PORT_START("LINE0") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"') + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('\xA4') + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') +INPUT_PORTS_END + +TIMER_DEVICE_CALLBACK_MEMBER(fk1_state::keyboard_callback) +{ + if (ioport("LINE0")->read()) + { + m_int_vector = 6; + m_maincpu->set_input_line(0, HOLD_LINE); + } +} + +/* +7 ? DATA_READY +6 ? TIMEOUT +5 ? OVERFLOW +4 ? RTC_50HZ +3 ? MOUSE +2 ? SIO +1 ? KEYBOARD +0 ? PRINTER +*/ + +IRQ_CALLBACK_MEMBER(fk1_state::fk1_irq_callback) +{ + logerror("IRQ %02x\n", m_int_vector*2); + return m_int_vector * 2; +} + +TIMER_DEVICE_CALLBACK_MEMBER(fk1_state::vsync_callback) +{ + m_int_vector = 3; + m_maincpu->set_input_line(0, HOLD_LINE); +} + + +void fk1_state::machine_reset() +{ + address_space &space = m_maincpu->space(AS_PROGRAM); + UINT8 *ram = m_ram->pointer(); + + space.unmap_write(0x0000, 0x3fff); + membank("bank1")->set_base(memregion("maincpu")->base()); // ROM + membank("bank2")->set_base(ram + 0x10000); // VRAM + membank("bank3")->set_base(ram + 0x8000); + membank("bank4")->set_base(ram + 0xc000); +} + +UINT32 fk1_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + UINT8 code; + int y, x, b; + UINT8 *ram = m_ram->pointer(); + + for (x = 0; x < 64; x++) + { + for (y = 0; y < 256; y++) + { + code = ram[x * 0x100 + ((y + m_video_rol) & 0xff) + 0x10000]; + for (b = 0; b < 8; b++) + { + bitmap.pix16(y, x*8+b) = ((code << b) & 0x80) ? 1 : 0; + } + } + } + return 0; +} + +static MACHINE_CONFIG_START( fk1, fk1_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu",Z80, XTAL_8MHz / 2) + MCFG_CPU_PROGRAM_MAP(fk1_mem) + MCFG_CPU_IO_MAP(fk1_io) + MCFG_CPU_IRQ_ACKNOWLEDGE_DRIVER(fk1_state,fk1_irq_callback) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_UPDATE_DRIVER(fk1_state, screen_update) + MCFG_SCREEN_SIZE(512, 256) + MCFG_SCREEN_VISIBLE_AREA(0, 512-1, 0, 256-1) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette") + + MCFG_DEVICE_ADD("pit8253", PIT8253, 0) + MCFG_PIT8253_CLK0(50) + MCFG_PIT8253_OUT0_HANDLER(WRITELINE(fk1_state, fk1_pit_out0)) + MCFG_PIT8253_CLK1(1000000) + MCFG_PIT8253_OUT1_HANDLER(WRITELINE(fk1_state, fk1_pit_out1)) + MCFG_PIT8253_CLK2(0) + MCFG_PIT8253_OUT2_HANDLER(WRITELINE(fk1_state, fk1_pit_out2)) + + MCFG_DEVICE_ADD("ppi8255_1", I8255, 0) + MCFG_I8255_IN_PORTA_CB(READ8(fk1_state, fk1_ppi_1_a_r)) + MCFG_I8255_OUT_PORTA_CB(WRITE8(fk1_state, fk1_ppi_1_a_w)) + MCFG_I8255_IN_PORTB_CB(READ8(fk1_state, fk1_ppi_1_b_r)) + MCFG_I8255_OUT_PORTB_CB(WRITE8(fk1_state, fk1_ppi_1_b_w)) + MCFG_I8255_IN_PORTC_CB(READ8(fk1_state, fk1_ppi_1_c_r)) + MCFG_I8255_OUT_PORTC_CB(WRITE8(fk1_state, fk1_ppi_1_c_w)) + + MCFG_DEVICE_ADD("ppi8255_2", I8255, 0) + MCFG_I8255_OUT_PORTA_CB(WRITE8(fk1_state, fk1_ppi_2_a_w)) + MCFG_I8255_IN_PORTB_CB(READ8(fk1_state, fk1_ppi_2_b_r)) + MCFG_I8255_IN_PORTC_CB(READ8(fk1_state, fk1_ppi_2_c_r)) + MCFG_I8255_OUT_PORTC_CB(WRITE8(fk1_state, fk1_ppi_2_c_w)) + + MCFG_DEVICE_ADD("ppi8255_3", I8255, 0) + MCFG_I8255_IN_PORTA_CB(READ8(fk1_state, fk1_ppi_3_a_r)) + MCFG_I8255_OUT_PORTA_CB(WRITE8(fk1_state, fk1_ppi_3_a_w)) + MCFG_I8255_IN_PORTB_CB(READ8(fk1_state, fk1_ppi_3_b_r)) + MCFG_I8255_OUT_PORTB_CB(WRITE8(fk1_state, fk1_ppi_3_b_w)) + MCFG_I8255_IN_PORTC_CB(READ8(fk1_state, fk1_ppi_3_c_r)) + MCFG_I8255_OUT_PORTC_CB(WRITE8(fk1_state, fk1_ppi_3_c_w)) + + /* uart */ + MCFG_DEVICE_ADD("uart", I8251, 0) + + /* internal ram */ + MCFG_RAM_ADD(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("80K") // 64 + 16 + + MCFG_TIMER_DRIVER_ADD_PERIODIC("keyboard_timer", fk1_state, keyboard_callback, attotime::from_hz(24000)) + MCFG_TIMER_DRIVER_ADD_PERIODIC("vsync_timer", fk1_state, vsync_callback, attotime::from_hz(50)) +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( fk1 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_SYSTEM_BIOS( 0, "orig", "Original BIOS" ) + ROMX_LOAD( "fk1.u65", 0x0000, 0x0800, CRC(145561f8) SHA1(a4eb17d773e51b34620c508b6cebcb4531ae99c2), ROM_BIOS(1)) + ROM_SYSTEM_BIOS( 1, "diag", "Diag BIOS" ) + ROMX_LOAD( "fk1-diag.u65", 0x0000, 0x0800, CRC(e0660ae1) SHA1(6ad609049b28f27126af0a8a6224362351073dee), ROM_BIOS(2)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1989, fk1, 0, 0, fk1, fk1, driver_device, 0, "Statni statek Klicany", "FK-1", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |