MAME SVN History

199869 Revisions

r24581 Tuesday 30th July, 2013 at 16:19:47 UTC by David Haywood
make pocket gal deluxe use the new 104 code, it has a different scramble on the address lines just to make things annoying even if the checks are trivial.

[src/mame/drivers]	pktgaldx.c
[src/mame/includes]	pktgaldx.h
[src/mame/machine]	deco104.c deco104.h

trunk/src/mame/machine/deco104.c
r24580	r24581
1086	1086
1087	1087
1088	1088
1089
1090		/**********************************************************************************/
1091
1092
1093		/**********************************************************************************/
1094
1095
1096		/**********************************************************************************/
1097
1098		static UINT16 deco16_prot_ram[0x800];
1099
1100		READ16_HANDLER( deco16_104_pktgaldx_prot_r )
1101		{
1102		const UINT16* prot_ram=deco16_prot_ram;
1103		switch (offset * 2)
1104		{
1105		case 0x5b2: return space.machine().root_device().ioport("SYSTEM")->read();
1106		case 0x44c: return space.machine().root_device().ioport("DSW")->read();
1107		case 0x042: return space.machine().root_device().ioport("INPUTS")->read();
1108
1109		case 0x510: return DECO_PORT(0);
1110		case 0x51a: return DECO_PORT(2);
1111		}
1112
1113		logerror("Protection PC %06x: warning - read unmapped memory address %04x\n", space.device().safe_pc(), offset<<1);
1114
1115		return 0;
1116		}
1117
1118		WRITE16_HANDLER( deco16_104_pktgaldx_prot_w )
1119		{
1120		COMBINE_DATA(&deco16_prot_ram[offset]);
1121		// logerror("Protection PC %06x: warning - write unmapped memory address %04x %04x\n",space.device().safe_pc(),offset<<1,data);
1122
1123		}
1124
1125		/**********************************************************************************/
1126
1127

trunk/src/mame/machine/deco104.h
r24580	r24581
39	39
40	40
41	41
42
43
44		// legacy, has a weird scramble, need to update
45		DECLARE_READ16_HANDLER( deco16_104_pktgaldx_prot_r );
46		DECLARE_WRITE16_HANDLER( deco16_104_pktgaldx_prot_w );
47
48
49	42	#endif

trunk/src/mame/includes/pktgaldx.h
r24580	r24581
51	51	UINT32 screen_update_pktgaldx(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
52	52	UINT32 screen_update_pktgaldb(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
53	53
54		READ16_MEMBER( pktgaldx_protection_region_0_104_r );
55		WRITE16_MEMBER( pktgaldx_protection_region_0_104_w );
	54	READ16_MEMBER( pktgaldx_protection_region_f_104_r );
	55	WRITE16_MEMBER( pktgaldx_protection_region_f_104_w );
56	56	};

trunk/src/mame/drivers/pktgaldx.c
r24580	r24581
67	67
68	68	/**********************************************************************************/
69	69
	70	READ16_MEMBER( pktgaldx_state::pktgaldx_protection_region_f_104_r )
	71	{
	72	int real_address = 0 + (offset *2);
	73	UINT8 cs = 0;
	74	UINT16 data = m_deco104->read_data( real_address&0x7fff, mem_mask, cs );
	75	return data;
	76	}
	77
	78	WRITE16_MEMBER( pktgaldx_state::pktgaldx_protection_region_f_104_w )
	79	{
	80	int real_address = 0 + (offset *2);
	81	UINT8 cs = 0;
	82	m_deco104->write_data( space, real_address&0x7fff, data, mem_mask, cs );
	83	}
	84
	85
70	86	static ADDRESS_MAP_START( pktgaldx_map, AS_PROGRAM, 16, pktgaldx_state )
71	87	AM_RANGE(0x000000, 0x07ffff) AM_ROM
72	88
r24580	r24581
85	101
86	102	AM_RANGE(0x161800, 0x16180f) AM_DEVWRITE("tilegen1", deco16ic_device, pf_control_w)
87	103	AM_RANGE(0x164800, 0x164801) AM_WRITE(pktgaldx_oki_bank_w)
88		AM_RANGE(0x167800, 0x167fff) AM_READWRITE_LEGACY(deco16_104_pktgaldx_prot_r,deco16_104_pktgaldx_prot_w) AM_SHARE("prot16ram")
	104
	105	// AM_RANGE(0x166000, 0x1667ff) AM_READWRITE(pktgaldx_protection_region_c_104_r,pktgaldx_protection_region_c_104_w) /* Protection device - chip select / config bank for it.. */
	106	AM_RANGE(0x167800, 0x167fff) AM_READWRITE(pktgaldx_protection_region_f_104_r,pktgaldx_protection_region_f_104_w) AM_SHARE("prot16ram") /* Protection device */
	107
89	108	AM_RANGE(0x170000, 0x17ffff) AM_RAM
90	109	ADDRESS_MAP_END
91	110
r24580	r24581
334	353	decospr_device::set_gfx_region(*device, 2);
335	354
336	355	MCFG_DECO104_ADD("ioprot104")
	356	MCFG_DECO146_SET_INTERFACE_SCRAMBLE(8,9, 4,5,6,7 ,1,0,3,2) // hopefully this is correct, nothing else uses this arrangement!
337	357
338	358	/* sound hardware */
339	359	MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")

199869 Revisions