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/***************************************************************************
Peripheral Technology PT68K4
03/01/2011 Skeleton driver.
This has the appearance of a PC, including pc power supply, slots, etc
on a conventional pc-like motherboard and case.
Some pics: http://www.wormfood.net/old_computers/
****************************************************************************/
#include "emu.h"
#include "cpu/m68000/m68000.h"
class pt68k4_state : public driver_device
{
public:
pt68k4_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_p_ram(*this, "p_ram"){ }
required_shared_ptr<UINT16> m_p_ram;
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_pt68k4(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
static ADDRESS_MAP_START(pt68k4_mem, AS_PROGRAM, 16, pt68k4_state)
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x00000000, 0x0007ffff) AM_RAM AM_SHARE("p_ram") // 512 KB RAM / ROM at boot
AM_RANGE(0x00f00000, 0x00f0ffff) AM_ROM AM_MIRROR(0xf0000) AM_REGION("user1", 0)
AM_RANGE(0x00ff0000, 0x00ffffff) AM_RAM
ADDRESS_MAP_END
/* Input ports */
static INPUT_PORTS_START( pt68k4 )
INPUT_PORTS_END
void pt68k4_state::machine_reset()
{
UINT8* user1 = memregion("user1")->base();
memcpy((UINT8*)m_p_ram.target(), user1, 8);
machine().device("maincpu")->reset();
}
void pt68k4_state::video_start()
{
}
UINT32 pt68k4_state::screen_update_pt68k4(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
return 0;
}
static MACHINE_CONFIG_START( pt68k4, pt68k4_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu",M68000, XTAL_16MHz)
MCFG_CPU_PROGRAM_MAP(pt68k4_mem)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(50)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
MCFG_SCREEN_SIZE(640, 480)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
MCFG_SCREEN_UPDATE_DRIVER(pt68k4_state, screen_update_pt68k4)
MCFG_PALETTE_LENGTH(2)
MCFG_PALETTE_INIT(black_and_white)
MACHINE_CONFIG_END
/* ROM definition */
ROM_START( pt68k4 )
ROM_REGION( 0x10000, "user1", ROMREGION_ERASEFF )
ROM_SYSTEM_BIOS( 0, "humbug", "Humbug" )
ROMX_LOAD( "humpta40.bin", 0x0001, 0x8000, CRC(af67ff64) SHA1(da9fa31338c6847bb0e66118679b1ec01f6dc30b), ROM_SKIP(1) | ROM_BIOS(1))
ROMX_LOAD( "humpta41.bin", 0x0000, 0x8000, CRC(a8b16e27) SHA1(218802f6e20d14cff736bb7423f06ce2f66e074c), ROM_SKIP(1) | ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "monk", "Monk" )
ROMX_LOAD( "monk_0.bin", 0x0001, 0x8000, CRC(420d6a4b) SHA1(fca8c53c9c3c8ebd09370499cf34f4cc75ed9463), ROM_SKIP(1) | ROM_BIOS(2))
ROMX_LOAD( "monk_1.bin", 0x0000, 0x8000, CRC(fc495e82) SHA1(f7b720d87db4d72a23e6c42d2cdd03216db04b60), ROM_SKIP(1) | ROM_BIOS(2))
ROM_END
/* Driver */
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
COMP( 1990, pt68k4, 0, 0, pt68k4, pt68k4, driver_device, 0, "Peripheral Technology", "PT68K4", GAME_NOT_WORKING | GAME_NO_SOUND)
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