// license:BSD-3-Clause
// copyright-holders:Wilbert Pol, Robbbert
/***************************************************************************
Driver file to handle emulation of the Tiger Game.com by Wilbert Pol.
Various improvements by Robbbert.
Todo:
- Fix cpu and system problems that prevent the games from working fully.
- RS232 port
- Sound ports 1,2 do not sound anything like the real thing
- Sound port 3 (noise channel)
- Sound dac port (mostly works but is the wrong speed in some places)
Game Status:
- Inbuilt ROM and PDA functions all work
- On the screen where the cart goes into the slot, there are vertical bands of randomness
- Due to an irritating message, the NVRAM is commented out in the machine config
- All carts appear to work except:
- - Henry: crash just after "HENRY" button clicked
- - Lost World: freeze just after entering Stage 2 (the nest)
- Weblink and Internet are of no use as there is nothing to connect to.
***************************************************************************/
#include "includes/gamecom.h"
#include "softlist.h"
#include "gamecom.lh"
static ADDRESS_MAP_START(gamecom_mem_map, AS_PROGRAM, 8, gamecom_state)
AM_RANGE( 0x0000, 0x0013 ) AM_RAM AM_REGION("maincpu", 0x00)
AM_RANGE( 0x0014, 0x0017 ) AM_READWRITE( gamecom_pio_r, gamecom_pio_w ) // buttons
AM_RANGE( 0x0018, 0x001F ) AM_RAM AM_REGION("maincpu", 0x18)
AM_RANGE( 0x0020, 0x007F ) AM_READWRITE( gamecom_internal_r, gamecom_internal_w )/* CPU internal register file */
AM_RANGE( 0x0080, 0x03FF ) AM_RAM AM_REGION("maincpu", 0x80) /* RAM */
AM_RANGE( 0x0400, 0x0FFF ) AM_NOP /* Nothing */
AM_RANGE( 0x1000, 0x1FFF ) AM_ROM /* Internal ROM (initially), or External ROM/Flash. Controlled by MMU0 (never swapped out in game.com) */
AM_RANGE( 0x2000, 0x3FFF ) AM_ROMBANK("bank1") /* External ROM/Flash. Controlled by MMU1 */
AM_RANGE( 0x4000, 0x5FFF ) AM_ROMBANK("bank2") /* External ROM/Flash. Controlled by MMU2 */
AM_RANGE( 0x6000, 0x7FFF ) AM_ROMBANK("bank3") /* External ROM/Flash. Controlled by MMU3 */
AM_RANGE( 0x8000, 0x9FFF ) AM_ROMBANK("bank4") /* External ROM/Flash. Controlled by MMU4 */
AM_RANGE( 0xA000, 0xDFFF ) AM_RAM AM_SHARE("videoram") /* VRAM */
AM_RANGE( 0xE000, 0xFFFF ) AM_RAM AM_SHARE("nvram") /* Extended I/O, Extended RAM */
ADDRESS_MAP_END
static INPUT_PORTS_START( gamecom )
PORT_START("IN0")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_NAME( "Up" )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_NAME( "Down" )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_NAME( "Left" )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_NAME( "Right" )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME( "Menu" ) PORT_CODE( KEYCODE_M )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME( DEF_STR(Pause) ) PORT_CODE( KEYCODE_V )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME( "Sound" ) PORT_CODE( KEYCODE_S )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME( "Button A" ) PORT_CODE( KEYCODE_A ) PORT_CODE( KEYCODE_LCONTROL )
PORT_START("IN1")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME( "Button B" ) PORT_CODE( KEYCODE_B ) PORT_CODE( KEYCODE_LALT )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_NAME( "Button C" ) PORT_CODE( KEYCODE_C ) PORT_CODE( KEYCODE_SPACE )
PORT_START("IN2")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME( "Reset" ) PORT_CODE( KEYCODE_N )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_NAME( "Button D" ) PORT_CODE( KEYCODE_D ) PORT_CODE( KEYCODE_LSHIFT )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME( "Stylus press" ) PORT_CODE( KEYCODE_Z ) PORT_CODE( MOUSECODE_BUTTON1 )
PORT_START("GRID.0")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.1")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.2")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.3")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.4")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.5")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.6")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.7")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.8")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.9")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.10")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.11")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_START("GRID.12")
PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_OTHER)
PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_OTHER)
INPUT_PORTS_END
PALETTE_INIT_MEMBER(gamecom_state, gamecom)
{
palette.set_pen_color(0, 0x00, 0x00, 0x00 ); // Black
palette.set_pen_color(1, 0x0F, 0x4F, 0x2F ); // Gray 1
palette.set_pen_color(2, 0x6F, 0x8F, 0x4F ); // Gray 2
palette.set_pen_color(3, 0x8F, 0xCF, 0x8F ); // Grey 3
palette.set_pen_color(4, 0xDF, 0xFF, 0x8F ); // White
}
UINT32 gamecom_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
copybitmap(bitmap, m_bitmap, 0, 0, 0, 0, cliprect);
return 0;
}
INTERRUPT_GEN_MEMBER(gamecom_state::gamecom_interrupt)
{
m_maincpu->set_input_line(sm8500_cpu_device::LCDC_INT, ASSERT_LINE );
}
static MACHINE_CONFIG_START( gamecom, gamecom_state )
/* basic machine hardware */
MCFG_CPU_ADD( "maincpu", SM8500, XTAL_11_0592MHz/2 ) /* actually it's an sm8521 microcontroller containing an sm8500 cpu */
MCFG_CPU_PROGRAM_MAP( gamecom_mem_map)
MCFG_SM8500_DMA_CB( WRITE8( gamecom_state, gamecom_handle_dma ) )
MCFG_SM8500_TIMER_CB( WRITE8( gamecom_state, gamecom_update_timers ) )
MCFG_CPU_VBLANK_INT_DRIVER("screen", gamecom_state, gamecom_interrupt)
MCFG_QUANTUM_TIME(attotime::from_hz(60))
//MCFG_NVRAM_ADD_0FILL("nvram")
/* video hardware */
MCFG_SCREEN_ADD("screen", LCD)
MCFG_SCREEN_REFRESH_RATE( 59.732155 )
MCFG_SCREEN_VBLANK_TIME(500)
MCFG_SCREEN_UPDATE_DRIVER(gamecom_state, screen_update)
MCFG_SCREEN_SIZE( 200, 160 )
MCFG_SCREEN_VISIBLE_AREA( 0, 199, 0, 159 )
MCFG_SCREEN_PALETTE("palette")
MCFG_DEFAULT_LAYOUT(layout_gamecom)
MCFG_PALETTE_ADD("palette", 5)
MCFG_PALETTE_INIT_OWNER(gamecom_state, gamecom)
/* sound hardware */
MCFG_SPEAKER_STANDARD_STEREO( "lspeaker", "rspeaker" )
/* TODO: much more complex than this */
MCFG_SOUND_ADD("dac", DAC, 0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.00)
MCFG_SOUND_ADD("dac0", DAC, 0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.10)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.10)
MCFG_SOUND_ADD("dac1", DAC, 0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.10)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.10)
/* cartridge */
MCFG_GENERIC_CARTSLOT_ADD("cartslot1", generic_linear_slot, "gamecom_cart")
MCFG_GENERIC_EXTENSIONS("bin,tgc")
MCFG_GENERIC_LOAD(gamecom_state, gamecom_cart1)
MCFG_GENERIC_CARTSLOT_ADD("cartslot2", generic_linear_slot, "gamecom_cart")
MCFG_GENERIC_EXTENSIONS("bin,tgc")
MCFG_GENERIC_LOAD(gamecom_state, gamecom_cart2)
MCFG_SOFTWARE_LIST_ADD("cart_list","gamecom")
MACHINE_CONFIG_END
ROM_START( gamecom )
ROM_REGION( 0x2000, "maincpu", 0 )
ROM_LOAD( "internal.bin", 0x1000, 0x1000, CRC(a0cec361) SHA1(03368237e8fed4a8724f3b4a1596cf4b17c96d33) )
ROM_REGION( 0x40000, "kernel", 0 )
ROM_LOAD( "external.bin", 0x00000, 0x40000, CRC(e235a589) SHA1(97f782e72d738f4d7b861363266bf46b438d9b50) )
ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
CONS( 1997, gamecom, 0, 0, gamecom, gamecom, gamecom_state, gamecom, "Tiger", "Game.com", MACHINE_NOT_WORKING | MACHINE_IMPERFECT_SOUND)