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https://github.com/holub/mame
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megaphx: Mark Hammer Boy working
- Patch PIC ROM to shorten timer or the game times out waiting for an answer from the PIC - Start fixing dip switches for Hammer Boy - Various cleanups
This commit is contained in:
Dirk Best
parent
668410eabf
commit
cebab066ba
@ -4,9 +4,9 @@
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Dinamic / Inder arcade hardware
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Mega Phoenix
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Hammer Boy
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also known to exist on this hardware:
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Hammer Boy
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Nonamed 2 (ever finished? only code seen has 1991 date and is vastly incomplete) (versions exist for Amstrad CPC, MSX and Spectrum)
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After The War
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@ -227,19 +227,64 @@ static INPUT_PORTS_START( megaphx )
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PORT_DIPSETTING( 0x14, "5")
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PORT_DIPSETTING( 0x18, "6")
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PORT_DIPSETTING( 0x1c, "7")
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PORT_DIPUNKNOWN_DIPLOC(0x20, 0x20, "SW2:!6") // something to do with time in hammer boy??
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PORT_DIPUNKNOWN_DIPLOC(0x20, 0x20, "SW2:!6")
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PORT_DIPUNKNOWN_DIPLOC(0x40, 0x40, "SW2:!7")
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PORT_DIPUNKNOWN_DIPLOC(0x80, 0x80, "SW2:!8")
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INPUT_PORTS_END
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static INPUT_PORTS_START( hamboy )
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PORT_INCLUDE(megaphx)
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PORT_MODIFY("DSW1")
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PORT_DIPNAME(0x07, 0x06, DEF_STR( Coin_A )) PORT_DIPLOCATION("SW1:!1,!2,!3")
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PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ))
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PORT_DIPSETTING( 0x03, DEF_STR( 4C_1C ))
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PORT_DIPSETTING( 0x05, DEF_STR( 3C_1C ))
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PORT_DIPSETTING( 0x01, DEF_STR( 2C_1C ))
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PORT_DIPSETTING( 0x06, DEF_STR( 1C_1C ))
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PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ))
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PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ))
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PORT_DIPSETTING( 0x07, DEF_STR( 1C_4C ))
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PORT_DIPNAME(0x38, 0x30, DEF_STR( Coin_B )) PORT_DIPLOCATION("SW1:!4,!5,!6")
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PORT_DIPSETTING( 0x00, DEF_STR( 5C_1C ))
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PORT_DIPSETTING( 0x18, DEF_STR( 4C_1C ))
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PORT_DIPSETTING( 0x28, DEF_STR( 3C_1C ))
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PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ))
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PORT_DIPSETTING( 0x30, DEF_STR( 1C_1C ))
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PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ))
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PORT_DIPSETTING( 0x20, DEF_STR( 1C_3C ))
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PORT_DIPSETTING( 0x38, DEF_STR( 1C_4C ))
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PORT_DIPNAME(0xc0, 0x80, DEF_STR( Lives )) PORT_DIPLOCATION("SW1:!7,!8")
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PORT_DIPSETTING( 0x00, "1")
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PORT_DIPSETTING( 0x40, "2")
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PORT_DIPSETTING( 0x80, "3")
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PORT_DIPSETTING( 0xc0, "4")
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PORT_MODIFY("DSW2")
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PORT_DIPNAME(0x01, 0x00, DEF_STR( Demo_Sounds )) PORT_DIPLOCATION("SW2:!1")
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PORT_DIPSETTING( 0x01, DEF_STR( Off ))
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PORT_DIPSETTING( 0x00, DEF_STR( On ))
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PORT_SERVICE_DIPLOC(0x02, IP_ACTIVE_HIGH, "SW2:!2")
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PORT_DIPUNKNOWN_DIPLOC(0x04, 0x00, "SW2:!3")
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PORT_DIPUNKNOWN_DIPLOC(0x08, 0x00, "SW2:!4")
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PORT_DIPUNKNOWN_DIPLOC(0x10, 0x00, "SW2:!5")
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PORT_DIPUNKNOWN_DIPLOC(0x20, 0x00, "SW2:!6") // 6 or 7 needs to be off or the timer runs at ridiculous speed
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PORT_DIPUNKNOWN_DIPLOC(0x40, 0x00, "SW2:!7")
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PORT_DIPUNKNOWN_DIPLOC(0x80, 0x80, "SW2:!8")
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INPUT_PORTS_END
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// pic port a
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//
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// 3--- r serial clock
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// -2-- w serial clock
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// --1- w not used
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// ---0 rw serial data
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READ8_MEMBER( megaphx_state::pic_porta_r )
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{
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uint8_t data = 0;
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// 3- serial clock
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// -0 serial data
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// clear when the pic starts reading the command
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m_ppi_to_pic_command = 0;
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@ -251,23 +296,25 @@ READ8_MEMBER( megaphx_state::pic_porta_r )
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WRITE8_MEMBER( megaphx_state::pic_porta_w )
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{
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// 2-- serial clock
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// -1- not used
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// --0 serial data
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m_pic_to_ppi_data = BIT(data, 0);
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m_pic_to_ppi_clock = BIT(data, 2);
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}
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// pic port b
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//
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// 7------- w not used
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// -6------ w watchdog (not enabled by megaphx)
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// --5----- r start2
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// ---4---- r start1
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// ----3--- w dsw clock
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// -----2-- w dsw shift/load
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// ------1- r dip switch data
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// -------0 r ppi to pic command incoming
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READ8_MEMBER( megaphx_state::pic_portb_r )
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{
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uint8_t data = 0;
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// 5--- start2
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// -4-- start1
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// --1- dip switch data
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// ---0 ppi to pic command incoming
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data |= m_ppi_to_pic_command << 0;
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data |= m_dsw_data << 1;
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data |= ioport("START")->read() << 4;
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@ -277,10 +324,6 @@ READ8_MEMBER( megaphx_state::pic_portb_r )
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WRITE8_MEMBER( megaphx_state::pic_portb_w )
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{
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// 7--- not used
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// -6-- watchdog (not enabled by megaphx)
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// --3- dsw clock
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// ---2 dsw shift/load
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m_dsw_shifter[0]->shift_load_w(BIT(data, 2));
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m_dsw_shifter[1]->shift_load_w(BIT(data, 2));
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@ -288,15 +331,21 @@ WRITE8_MEMBER( megaphx_state::pic_portb_w )
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m_dsw_shifter[1]->clock_w(BIT(data, 3));
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}
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// ppi port c
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//
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// 7------- w ppi to pic clock
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// -6------ w ppi to pic data
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// --5----- w unknown
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// ---4---- w ppi to pic command
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// ----3--- r pic to ppi clock
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// -----2-- r unknown
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// ------1- r pic to ppi data
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// -------0 r unknown
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READ8_MEMBER( megaphx_state::ppi_portc_r )
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{
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uint8_t data = 0;
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// 3--- pic to ppi clock
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// -2-- unknown
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// --1- pic to ppi data
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// ---0 unknown
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data |= m_pic_to_ppi_data << 1;
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data |= m_pic_to_ppi_clock << 3;
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@ -305,10 +354,9 @@ READ8_MEMBER( megaphx_state::ppi_portc_r )
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WRITE8_MEMBER( megaphx_state::ppi_portc_w )
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{
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// 7--- ppi to pic clock
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// -6-- ppi to pic data
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// --5- unknown
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// ---4 ppi to pic command
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// avoid bogus write on reset
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if (data == 0xff)
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return;
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// only set, don't clear here. otherwise the pic has no chance to pick it up
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if (BIT(data, 4))
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@ -324,10 +372,10 @@ WRITE_LINE_MEMBER( megaphx_state::dsw_w )
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}
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MACHINE_CONFIG_START(megaphx_state::megaphx)
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MCFG_CPU_ADD("maincpu", M68000, 8000000) // ?? can't read xtal due to reflections, CPU is an 8Mhz part
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MCFG_CPU_ADD("maincpu", M68000, 16_MHz_XTAL / 2)
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MCFG_CPU_PROGRAM_MAP(megaphx_68k_map)
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MCFG_CPU_ADD("pic", PIC16C54, 12000000) /* 3MHz */
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MCFG_CPU_ADD("pic", PIC16C54, 6_MHz_XTAL) // correct?
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MCFG_PIC16C5x_READ_A_CB(READ8(megaphx_state, pic_porta_r))
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MCFG_PIC16C5x_WRITE_A_CB(WRITE8(megaphx_state, pic_porta_w))
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MCFG_PIC16C5x_READ_B_CB(READ8(megaphx_state, pic_portb_r))
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@ -384,6 +432,7 @@ ROM_START( megaphx )
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ROM_REGION( 0x100000, "pic", 0 )
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ROM_LOAD( "pic16c54-xt.bin", 0x000000, 0x430, CRC(21f396fb) SHA1(c8badb9b3681e684bced0ced1de4c3a15641de8b) )
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ROM_FILL(0x2c, 1, 0x01) // patch timer length or its too slow (pic issue?)
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ROM_REGION( 0x100000, "pals", 0 ) // jedutil won't convert these? are they bad?
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ROM_LOAD( "p31_u31_palce16v8h-25.jed", 0x000, 0xbd4, CRC(05ef04b7) SHA1(330dd81a832b6675fb0473868c26fe9bec2da854) )
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@ -413,8 +462,9 @@ ROM_START( hamboy )
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ROM_LOAD( "HammerBoy - U35.bin", 0x000000, 0x2000, CRC(cd22f2a4) SHA1(c5cf5b1ce528412493e2b5f565ed38e3e9123d37) )
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ROM_REGION( 0x100000, "pic", 0 )
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ROM_LOAD( "pic16c54-xt.bin", 0x000000, 0x430, BAD_DUMP CRC(21f396fb) SHA1(c8badb9b3681e684bced0ced1de4c3a15641de8b) ) // from Mega Phoenix, probably wrong for this
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ROM_LOAD( "pic16c54-xt.bin", 0x000000, 0x430, CRC(21f396fb) SHA1(c8badb9b3681e684bced0ced1de4c3a15641de8b) )
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ROM_FILL(0x2c, 1, 0x01) // patch timer length or its too slow (pic issue?)
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ROM_END
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GAME( 1991, megaphx, 0, megaphx, megaphx, megaphx_state, megaphx, ROT0, "Dinamic / Inder", "Mega Phoenix", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND )
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GAME( 1990, hamboy, 0, megaphx, megaphx, hamboy_state, megaphx, ROT0, "Dinamic / Inder", "Hammer Boy", MACHINE_NOT_WORKING | MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND )
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GAME( 1990, hamboy, 0, megaphx, hamboy, hamboy_state, megaphx, ROT0, "Dinamic / Inder", "Hammer Boy", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND )
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