diff options
Diffstat (limited to 'src/mame/drivers/jupiter.c')
-rw-r--r-- | src/mame/drivers/jupiter.c | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/src/mame/drivers/jupiter.c b/src/mame/drivers/jupiter.c new file mode 100644 index 00000000000..7d0fc11250a --- /dev/null +++ b/src/mame/drivers/jupiter.c @@ -0,0 +1,365 @@ +// license:BSD-3-Clause +// copyright-holders:Wilbert Pol, Robbbert +/************************************************************************** + +Wave Mate Jupiter + + + +Jupiter 3 +********* + +Status: Preliminary +Hangs if your input line starts with 'k'. + +ToDo: +- Connect all devices +- Everything! + +***************************************************************************/ + +#include "emu.h" +#include "cpu/m6800/m6800.h" +#include "cpu/z80/z80.h" +#include "machine/ram.h" +#include "machine/keyboard.h" +#include "machine/terminal.h" +#include "machine/wd_fdc.h" +#include "includes/jupiter.h" + +#define TERMINAL_TAG "terminal" +#define KEYBOARD_TAG "keyboard" + + +//************************************************************************** +// ADDRESS MAPS +//************************************************************************** + +//------------------------------------------------- +// ADDRESS_MAP( jupiter_m6800_mem ) +//------------------------------------------------- + +static ADDRESS_MAP_START( jupiter_m6800_mem, AS_PROGRAM, 8, jupiter2_state ) + AM_RANGE(0x0000, 0x7fff) AM_RAM +// AM_RANGE(0xc000, 0xcfff) Video RAM + AM_RANGE(0xf000, 0xffff) AM_ROM AM_REGION(MCM6571AP_TAG, 0) +// AM_RANGE(0xff58, 0xff5c) Cartridge Disk Controller PIA +// AM_RANGE(0xff60, 0xff76) DMA Controller +// AM_RANGE(0xff80, 0xff83) Floppy PIA + AM_RANGE(0xff84, 0xff87) AM_DEVREADWRITE(INS1771N1_TAG, wd_fdc_t, read, write) +// AM_RANGE(0xff90, 0xff93) Hytype Parallel Printer PIA +// AM_RANGE(0xffa0, 0xffa7) Persci Floppy Disk Controller +// AM_RANGE(0xffb0, 0xffb3) Video PIA +// AM_RANGE(0xffc0, 0xffc1) Serial Port 0 ACIA +// AM_RANGE(0xffc4, 0xffc5) Serial Port 1 ACIA +// AM_RANGE(0xffc8, 0xffc9) Serial Port 2 ACIA +// AM_RANGE(0xffcc, 0xffcd) Serial Port 3 ACIA +// AM_RANGE(0xffd0, 0xffd1) Serial Port 4 ACIA / Cassette +// AM_RANGE(0xffd4, 0xffd5) Serial Port 5 ACIA / EPROM Programmer (2704/2708) +// AM_RANGE(0xffd8, 0xffd9) Serial Port 6 ACIA / Hardware Breakpoint Registers +// AM_RANGE(0xffdc, 0xffdd) Serial Port 7 ACIA +ADDRESS_MAP_END + + +//------------------------------------------------- +// ADDRESS_MAP( jupiter_m6800_io ) +//------------------------------------------------- + +static ADDRESS_MAP_START( jupiter_m6800_io, AS_IO, 8, jupiter2_state ) +ADDRESS_MAP_END + + +//------------------------------------------------- +// ADDRESS_MAP( jupiter3_mem ) +//------------------------------------------------- + +static ADDRESS_MAP_START( jupiter3_mem, AS_PROGRAM, 8, jupiter3_state ) + AM_RANGE(0x0000, 0xbfff) AM_RAM AM_SHARE("p_ram") + AM_RANGE(0xc000, 0xdfff) AM_RAM AM_SHARE("p_videoram") + AM_RANGE(0xe000, 0xefff) AM_ROM AM_REGION(Z80_TAG, 0) + AM_RANGE(0xf000, 0xffff) AM_RAM +ADDRESS_MAP_END + + +//------------------------------------------------- +// ADDRESS_MAP( jupiter3_io ) +//------------------------------------------------- + +static ADDRESS_MAP_START( jupiter3_io, AS_IO, 8, jupiter3_state ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0xa1, 0xa4) AM_READ(ff_r) + AM_RANGE(0xb0, 0xb0) AM_READ(status_r) + AM_RANGE(0xb2, 0xb2) AM_READ(key_r) +ADDRESS_MAP_END + +READ8_MEMBER( jupiter3_state::ff_r ) +{ + return 0xfd; +} + +//************************************************************************** +// INPUT PORTS +//************************************************************************** + +//------------------------------------------------- +// INPUT_PORTS( jupiter ) +//------------------------------------------------- + +static INPUT_PORTS_START( jupiter ) +INPUT_PORTS_END + +READ8_MEMBER( jupiter3_state::key_r ) +{ + UINT8 ret = m_term_data; + m_term_data = 0; + return ret; +} + +READ8_MEMBER( jupiter3_state::status_r ) +{ + return (m_term_data) ? 0x80 : 0x00; +} + +WRITE8_MEMBER( jupiter3_state::kbd_put ) +{ + if (data) + m_term_data = data ^ 0x80; +} + + +//************************************************************************** +// VIDEO +//************************************************************************** + +void jupiter3_state::video_start() +{ + m_p_chargen = memregion("chargen")->base(); +} + +UINT32 jupiter3_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + UINT8 y,ra,chr,gfx; + UINT16 sy=0,ma=0,x; + + for (y = 0; y < 32; y++) + { + for (ra = 0; ra < 10; ra++) + { + UINT16 *p = &bitmap.pix16(sy++); + + for (x = ma; x < ma + 64; x++) + { + gfx = 0; + if (ra < 9) + { + chr = m_p_videoram[x]; + gfx = m_p_chargen[(chr<<4) | ra ]; + } + + /* Display a scanline of a character */ + *p++ = BIT(gfx, 7); + *p++ = BIT(gfx, 6); + *p++ = BIT(gfx, 5); + *p++ = BIT(gfx, 4); + *p++ = BIT(gfx, 3); + *p++ = BIT(gfx, 2); + *p++ = BIT(gfx, 1); + *p++ = BIT(gfx, 0); + } + } + ma+=64; + } + return 0; +} + + + + +//************************************************************************** +// DEVICE CONFIGURATION +//************************************************************************** + +static SLOT_INTERFACE_START( jupiter_floppies ) + SLOT_INTERFACE( "525ssdd", FLOPPY_525_SSDD ) +SLOT_INTERFACE_END + + +//************************************************************************** +// MACHINE INITIALIZATION +//************************************************************************** + +//------------------------------------------------- +// MACHINE_START( jupiter ) +//------------------------------------------------- + +void jupiter2_state::machine_start() +{ +} + + +//------------------------------------------------- +// MACHINE_START( jupiter3 ) +//------------------------------------------------- + +void jupiter3_state::machine_reset() +{ + UINT8* ROM = memregion(Z80_TAG)->base(); + memcpy(m_p_ram, ROM, 0x1000); + m_maincpu->set_pc(0xe000); +} + + + +//************************************************************************** +// MACHINE CONFIGURATION +//************************************************************************** + +//------------------------------------------------- +// MACHINE_CONFIG( jupiter ) +//------------------------------------------------- + +static MACHINE_CONFIG_START( jupiter, jupiter2_state ) + // basic machine hardware + MCFG_CPU_ADD(MCM6571AP_TAG, M6800, 2000000) + MCFG_CPU_PROGRAM_MAP(jupiter_m6800_mem) + MCFG_CPU_IO_MAP(jupiter_m6800_io) + + // devices + MCFG_DEVICE_ADD(INS1771N1_TAG, FD1771, 1000000) + MCFG_FLOPPY_DRIVE_ADD(INS1771N1_TAG":0", jupiter_floppies, "525ssdd", floppy_image_device::default_floppy_formats) + MCFG_FLOPPY_DRIVE_ADD(INS1771N1_TAG":1", jupiter_floppies, NULL, floppy_image_device::default_floppy_formats) + + MCFG_DEVICE_ADD(TERMINAL_TAG, GENERIC_TERMINAL, 0) + + // internal ram + MCFG_RAM_ADD(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("64K") +MACHINE_CONFIG_END + + +//------------------------------------------------- +// MACHINE_CONFIG( jupiter3 ) +//------------------------------------------------- + +static MACHINE_CONFIG_START( jupiter3, jupiter3_state ) + // basic machine hardware + MCFG_CPU_ADD(Z80_TAG, Z80, 4000000) + MCFG_CPU_PROGRAM_MAP(jupiter3_mem) + MCFG_CPU_IO_MAP(jupiter3_io) + + // video hardware + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_UPDATE_DRIVER(jupiter3_state, screen_update) + MCFG_SCREEN_SIZE(512, 320) + MCFG_SCREEN_VISIBLE_AREA(0, 512-1, 0, 320-1) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette") + + // devices + MCFG_DEVICE_ADD(INS1771N1_TAG, FD1771, 1000000) + MCFG_FLOPPY_DRIVE_ADD(INS1771N1_TAG":0", jupiter_floppies, "525ssdd", floppy_image_device::default_floppy_formats) + MCFG_FLOPPY_DRIVE_ADD(INS1771N1_TAG":1", jupiter_floppies, NULL, floppy_image_device::default_floppy_formats) + + MCFG_DEVICE_ADD(KEYBOARD_TAG, GENERIC_KEYBOARD, 0) + MCFG_GENERIC_KEYBOARD_CB(WRITE8(jupiter3_state, kbd_put)) + + // internal ram + MCFG_RAM_ADD(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("64K") +MACHINE_CONFIG_END + + + +//************************************************************************** +// ROMS +//************************************************************************** + +//------------------------------------------------- +// ROM( jupiter2 ) +//------------------------------------------------- + +ROM_START( jupiter2 ) + ROM_REGION( 0x1000, MCM6571AP_TAG, ROMREGION_INVERT ) // address and data lines are inverted + ROM_LOAD( "idb v1.1 for 60k jii f000.1c", 0x0000, 0x0400, CRC(50893aae) SHA1(da0222c4cb6188f6cfc657fc33558d0a6a41cd1a) ) + ROM_LOAD( "idb v1.1 for 60k jii f400.6c", 0x0400, 0x0400, CRC(a435344a) SHA1(bc4f4143301b10ec762ecc0cb69e5a9d4c4bef7b) ) + ROM_LOAD( "idb v1.1 for 60k jii f800.1d", 0x0800, 0x0400, CRC(ab82df45) SHA1(be7ea5347ff0582401e26c2fa10e13463cbe57c6) ) + ROM_LOAD( "boot_v2.6_sn5d00000000000003_fc00.6d", 0x0c00, 0x0400, CRC(8f33e4ed) SHA1(fb206e5019c166583ff516de3608ae86d2636d2a) ) + ROM_LOAD( "jupiter ii boot rom v2.6 12_18_82 s_n 5d000...0015.6d", 0x0c00, 0x0400, CRC(f87cefdf) SHA1(229ea961e6036ec39e0ae33abc7f554bf9d8361b) ) +ROM_END + + +//------------------------------------------------- +// ROM( jupiter3 ) +//------------------------------------------------- + +ROM_START( jupiter3 ) + ROM_REGION( 0x1000, Z80_TAG, ROMREGION_INVERT ) // address and data lines are inverted + ROM_LOAD( "jove 2.0 78_034 4v2d000 1.1c", 0x0000, 0x0400, CRC(be92a76c) SHA1(9c7d9b37c2bbf0c2e9465421e3e1bcf3dd9e66a6) ) + ROM_LOAD( "jove 2.0 78_034 4v2d000 2.6c", 0x0400, 0x0400, CRC(ee98dd32) SHA1(0513261c7c0d911225ea957ee67394871a36ada4) ) + ROM_LOAD( "jove 2.0 78_034 4v2d000 3.1d", 0x0800, 0x0400, CRC(51476b1d) SHA1(ab6f4eb244bcf9718aafdae67da086ec81f33fa6) ) + ROM_LOAD( "jove 2.0 78_034 4v2d000 4.6d", 0x0c00, 0x0400, CRC(16a9595d) SHA1(06150278650590497732e1f3f42356de56737921) ) + + // character generator is missing, using one from c10 for now + ROM_REGION( 0x2000, "chargen", 0 ) + ROM_LOAD( "c10_char.bin", 0x0000, 0x2000, BAD_DUMP CRC(cb530b6f) SHA1(95590bbb433db9c4317f535723b29516b9b9fcbf)) +ROM_END + + + +//************************************************************************** +// DRIVER INITIALIZATION +//************************************************************************** + +//------------------------------------------------- +// DRIVER_INIT( jupiter ) +//------------------------------------------------- + +DRIVER_INIT_MEMBER(jupiter2_state,jupiter) +{ + UINT8 *rom = memregion(MCM6571AP_TAG)->base(); + UINT8 inverted[0x1000]; + + memcpy(inverted, rom, 0x1000); + + for (offs_t addr = 0; addr < 0x400; addr++) + { + // invert address lines + rom[0x3ff - addr] = inverted[addr]; + rom[0x7ff - addr] = inverted[addr + 0x400]; + rom[0xbff - addr] = inverted[addr + 0x800]; + rom[0xfff - addr] = inverted[addr + 0xc00]; + } +} + + +//------------------------------------------------- +// DRIVER_INIT( jupiter3 ) +//------------------------------------------------- + +DRIVER_INIT_MEMBER(jupiter3_state,jupiter3) +{ + UINT8 *rom = memregion(Z80_TAG)->base(); + UINT8 inverted[0x1000]; + + memcpy(inverted, rom, 0x1000); + + for (offs_t addr = 0; addr < 0x400; addr++) + { + // invert address lines + rom[0x3ff - addr] = inverted[addr]; + rom[0x7ff - addr] = inverted[addr + 0x400]; + rom[0xbff - addr] = inverted[addr + 0x800]; + rom[0xfff - addr] = inverted[addr + 0xc00]; + } +} + +//************************************************************************** +// SYSTEM DRIVERS +//************************************************************************** + +// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS +COMP( 1976, jupiter2, 0, 0, jupiter, jupiter, jupiter2_state, jupiter, "Wave Mate", "Jupiter II", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW ) +COMP( 1976, jupiter3, 0, 0, jupiter3, jupiter, jupiter3_state, jupiter3,"Wave Mate", "Jupiter III", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW ) |