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r31717 Wednesday 20th August, 2014 at 18:37:06 UTC by Alex Jackson
chqflag.c: convert to bankdev (nw)
[src/mame/drivers]chqflag.c
[src/mame/includes]chqflag.h

trunk/src/mame/drivers/chqflag.c
r31716r31717
3131      m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
3232}
3333
34WRITE8_MEMBER(chqflag_state::chqflag_bankswitch_w)
34/* these trampolines are less confusing than nested address_map_bank_devices */
35READ8_MEMBER(chqflag_state::k051316_1_ramrom_r)
3536{
36   m_bank = data; //needed to restore the bankswitch post load
37   
38   int bankaddress;
39   UINT8 *RAM = memregion("maincpu")->base();
37   if (m_k051316_readroms)
38      return m_k051316_1->rom_r(space, offset);
39   else
40      return m_k051316_1->read(space, offset);
41}
4042
43READ8_MEMBER(chqflag_state::k051316_2_ramrom_r)
44{
45   if (m_k051316_readroms)
46      return m_k051316_2->rom_r(space, offset);
47   else
48      return m_k051316_2->read(space, offset);
49}
50
51WRITE8_MEMBER(chqflag_state::chqflag_bankswitch_w)
52{
4153   /* bits 0-4 = ROM bank # (0x00-0x11) */
42   bankaddress = 0x10000 + (data & 0x1f) * 0x4000;
43   membank("bank4")->set_base(&RAM[bankaddress]);
54   int bankaddress = data & 0x1f;
55   if (bankaddress < (0x50000 / 0x4000))
56      m_rombank->set_entry(bankaddress);
4457
45   /* bit 5 = memory bank select */
46   if (data & 0x20)
47   {
48      space.install_read_bank(0x1800, 0x1fff, "bank5");
49      space.install_write_handler(0x1800, 0x1fff, write8_delegate(FUNC(palette_device::write),m_palette.target()));
50      membank("bank5")->set_base(m_paletteram);
58   /* bit 5 = select work RAM or k051316 + palette */
59   m_bank1000->set_bank((data & 0x20) >> 5);
5160
52      if (m_k051316_readroms)
53         space.install_readwrite_handler(0x1000, 0x17ff, read8_delegate(FUNC(k051316_device::rom_r), (k051316_device*)m_k051316_1), write8_delegate(FUNC(k051316_device::write), (k051316_device*)m_k051316_1)); /* 051316 #1 (ROM test) */
54      else
55         space.install_readwrite_handler(0x1000, 0x17ff, read8_delegate(FUNC(k051316_device::read), (k051316_device*)m_k051316_1), write8_delegate(FUNC(k051316_device::write), (k051316_device*)m_k051316_1));     /* 051316 #1 */
56   }
57   else
58   {
59      space.install_readwrite_bank(0x1000, 0x17ff, "bank1");              /* RAM */
60      space.install_readwrite_bank(0x1800, 0x1fff, "bank2");              /* RAM */
61   }
62
6361   /* other bits unknown/unused */
6462}
6563
66void chqflag_state::bankswitch_restore()
67{
68   chqflag_bankswitch_w(m_maincpu->space(AS_PROGRAM), 0, m_bank);
69}
70
7164WRITE8_MEMBER(chqflag_state::chqflag_vreg_w)
7265{
7366   /* bits 0 & 1 = coin counters */
r31716r31717
7770   /* bit 4 = enable rom reading through K051316 #1 & #2 */
7871   m_k051316_readroms = (data & 0x10);
7972
80   if (m_k051316_readroms)
81      space.install_read_handler(0x2800, 0x2fff, read8_delegate(FUNC(k051316_device::rom_r), (k051316_device*)m_k051316_2));   /* 051316 (ROM test) */
82   else
83      space.install_read_handler(0x2800, 0x2fff, read8_delegate(FUNC(k051316_device::read), (k051316_device*)m_k051316_2));       /* 051316 */
84
8573   /* Bits 3-7 probably control palette dimming in a similar way to TMNT2/Sunset Riders, */
8674   /* however I don't have enough evidence to determine the exact behaviour. */
8775   /* Bits 3 and 7 are set in night stages, where the background should get darker and */
r31716r31717
139127/****************************************************************************/
140128
141129static ADDRESS_MAP_START( chqflag_map, AS_PROGRAM, 8, chqflag_state )
142   AM_RANGE(0x0000, 0x0fff) AM_RAM                                             /* RAM */
143   AM_RANGE(0x1000, 0x17ff) AM_RAMBANK("bank1")                                /* banked RAM (RAM/051316 (chip 1)) */
144   AM_RANGE(0x1800, 0x1fff) AM_RAMBANK("bank2")                                /* palette + RAM */
145   AM_RANGE(0x2000, 0x2007) AM_DEVREADWRITE("k051960", k051960_device, k051937_r, k051937_w)                    /* Sprite control registers */
146   AM_RANGE(0x2400, 0x27ff) AM_DEVREADWRITE("k051960", k051960_device, k051960_r, k051960_w)                    /* Sprite RAM */
147   AM_RANGE(0x2800, 0x2fff) AM_READ_BANK("bank3") AM_DEVWRITE("k051316_2", k051316_device, write)       /* 051316 zoom/rotation (chip 2) */
148   AM_RANGE(0x3000, 0x3000) AM_WRITE(soundlatch_byte_w)                                /* sound code # */
130   AM_RANGE(0x0000, 0x0fff) AM_RAM
131   AM_RANGE(0x1000, 0x1fff) AM_DEVICE("bank1000", address_map_bank_device, amap8)
132   AM_RANGE(0x2000, 0x2007) AM_DEVREADWRITE("k051960", k051960_device, k051937_r, k051937_w)            /* Sprite control registers */
133   AM_RANGE(0x2400, 0x27ff) AM_DEVREADWRITE("k051960", k051960_device, k051960_r, k051960_w)            /* Sprite RAM */
134   AM_RANGE(0x2800, 0x2fff) AM_READ(k051316_2_ramrom_r) AM_DEVWRITE("k051316_2", k051316_device, write) /* 051316 zoom/rotation (chip 2) */
135   AM_RANGE(0x3000, 0x3000) AM_WRITE(soundlatch_byte_w)                        /* sound code # */
149136   AM_RANGE(0x3001, 0x3001) AM_WRITE(chqflag_sh_irqtrigger_w)                  /* cause interrupt on audio CPU */
150137   AM_RANGE(0x3002, 0x3002) AM_WRITE(chqflag_bankswitch_w)                     /* bankswitch control */
151138   AM_RANGE(0x3003, 0x3003) AM_WRITE(chqflag_vreg_w)                           /* enable K051316 ROM reading */
r31716r31717
160147   AM_RANGE(0x3700, 0x3700) AM_WRITE(select_analog_ctrl_w)                     /* select accelerator/wheel */
161148   AM_RANGE(0x3701, 0x3701) AM_READ_PORT("IN2")                                /* Brake + Shift + ? */
162149   AM_RANGE(0x3702, 0x3702) AM_READWRITE(analog_read_r, select_analog_ctrl_w)  /* accelerator/wheel */
163   AM_RANGE(0x4000, 0x7fff) AM_ROMBANK("bank4")                                        /* banked ROM */
164   AM_RANGE(0x8000, 0xffff) AM_ROM                                             /* ROM */
150   AM_RANGE(0x4000, 0x7fff) AM_ROMBANK("rombank")                              /* banked ROM */
151   AM_RANGE(0x8000, 0xffff) AM_ROM AM_REGION("maincpu", 0x48000)               /* ROM */
165152ADDRESS_MAP_END
166153
154static ADDRESS_MAP_START( bank1000_map, AS_PROGRAM, 8, chqflag_state )
155   AM_RANGE(0x0000, 0x0fff) AM_RAM
156   AM_RANGE(0x1000, 0x17ff) AM_READ(k051316_1_ramrom_r) AM_DEVWRITE("k051316_1", k051316_device, write)
157   AM_RANGE(0x1800, 0x1fff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
158ADDRESS_MAP_END
159
160
167161WRITE8_MEMBER(chqflag_state::k007232_bankswitch_w)
168162{
169163   int bank_A, bank_B;
r31716r31717
275269
276270void chqflag_state::machine_start()
277271{
278   UINT8 *ROM = memregion("maincpu")->base();
272   m_rombank->configure_entries(0, 0x50000 / 0x4000, memregion("maincpu")->base(), 0x4000);
279273
280   membank("bank1")->configure_entries(0, 4, &ROM[0x10000], 0x2000);
281
282   m_paletteram.resize(m_palette->entries() * 2);
283   m_palette->basemem().set(m_paletteram, ENDIANNESS_BIG, 2);
284
285   save_item(NAME(m_paletteram));
286274   save_item(NAME(m_k051316_readroms));
287275   save_item(NAME(m_last_vreg));
288276   save_item(NAME(m_analog_ctrl));
289277   save_item(NAME(m_accel));
290278   save_item(NAME(m_wheel));
291   save_item(NAME(m_bank));
292   machine().save().register_postload(save_prepost_delegate(FUNC(chqflag_state::bankswitch_restore), this));
293279}
294280
295281void chqflag_state::machine_reset()
r31716r31717
299285   m_analog_ctrl = 0;
300286   m_accel = 0;
301287   m_wheel = 0;
302   m_bank = 0;
303288}
304289
305290static MACHINE_CONFIG_START( chqflag, chqflag_state )
r31716r31717
312297   MCFG_CPU_ADD("audiocpu", Z80, XTAL_3_579545MHz) /* verified on pcb */
313298   MCFG_CPU_PROGRAM_MAP(chqflag_sound_map)
314299
300   MCFG_DEVICE_ADD("bank1000", ADDRESS_MAP_BANK, 0)
301   MCFG_DEVICE_PROGRAM_MAP(bank1000_map)
302   MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_BIG)
303   MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
304   MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(13)
305   MCFG_ADDRESS_MAP_BANK_STRIDE(0x1000)
306
315307   MCFG_QUANTUM_TIME(attotime::from_hz(600))
316308
317309   /* video hardware */
r31716r31717
368360MACHINE_CONFIG_END
369361
370362ROM_START( chqflag )
371   ROM_REGION( 0x58000, "maincpu", 0 ) /* 052001 code */
372   ROM_LOAD( "717h02",     0x050000, 0x008000, CRC(f5bd4e78) SHA1(7bab02152d055a6c3a322c88e7ee0b85a39d8ef2) )  /* banked ROM */
373   ROM_CONTINUE(           0x008000, 0x008000 )                /* fixed ROM */
374   ROM_LOAD( "717e10",     0x010000, 0x040000, CRC(72fc56f6) SHA1(433ea9a33f0230e046c731c70060f6a38db14ac7) )  /* banked ROM */
375   /* extra memory for banked RAM */
363   ROM_REGION( 0x50000, "maincpu", 0 ) /* 052001 code */
364   ROM_LOAD( "717e10",     0x00000, 0x40000, CRC(72fc56f6) SHA1(433ea9a33f0230e046c731c70060f6a38db14ac7) )
365   ROM_LOAD( "717h02",     0x40000, 0x10000, CRC(f5bd4e78) SHA1(7bab02152d055a6c3a322c88e7ee0b85a39d8ef2) )
376366
377   ROM_REGION( 0x10000, "audiocpu", 0 )    /* 64k for the SOUND CPU */
367   ROM_REGION( 0x08000, "audiocpu", 0 )    /* Z80 code */
378368   ROM_LOAD( "717e01",     0x000000, 0x008000, CRC(966b8ba8) SHA1(ab7448cb61fa5922b1d8ae5f0d0f42d734ed4f93) )
379369
380370   ROM_REGION( 0x100000, "k051960", 0 )    /* sprites */
r31716r31717
398388ROM_END
399389
400390ROM_START( chqflagj )
401   ROM_REGION( 0x58000, "maincpu", 0 ) /* 052001 code */
402   ROM_LOAD( "717j02.bin", 0x050000, 0x008000, CRC(05355daa) SHA1(130ddbc289c077565e44f33c63a63963e6417e19) )  /* banked ROM */
403   ROM_CONTINUE(           0x008000, 0x008000 )                /* fixed ROM */
404   ROM_LOAD( "717e10",     0x010000, 0x040000, CRC(72fc56f6) SHA1(433ea9a33f0230e046c731c70060f6a38db14ac7) )  /* banked ROM */
405   /* extra memory for banked RAM */
391   ROM_REGION( 0x50000, "maincpu", 0 ) /* 052001 code */
392   ROM_LOAD( "717e10",     0x00000, 0x40000, CRC(72fc56f6) SHA1(433ea9a33f0230e046c731c70060f6a38db14ac7) )
393   ROM_LOAD( "717j02.bin", 0x40000, 0x10000, CRC(05355daa) SHA1(130ddbc289c077565e44f33c63a63963e6417e19) )
406394
407   ROM_REGION( 0x10000, "audiocpu", 0 )    /* 64k for the SOUND CPU */
395   ROM_REGION( 0x08000, "audiocpu", 0 )    /* Z80 code */
408396   ROM_LOAD( "717e01",     0x000000, 0x008000, CRC(966b8ba8) SHA1(ab7448cb61fa5922b1d8ae5f0d0f42d734ed4f93) )
409397
410398   ROM_REGION( 0x100000, "k051960", 0 )    /* sprites */
trunk/src/mame/includes/chqflag.h
r31716r31717
33    Chequered Flag
44
55*************************************************************************/
6#include "machine/bankdev.h"
67#include "sound/k007232.h"
78#include "video/k051960.h"
89#include "video/k051316.h"
r31716r31717
1617      : driver_device(mconfig, type, tag),
1718      m_maincpu(*this, "maincpu"),
1819      m_audiocpu(*this, "audiocpu"),
20      m_bank1000(*this, "bank1000"),
1921      m_k007232_1(*this, "k007232_1"),
2022      m_k007232_2(*this, "k007232_2"),
2123      m_k051960(*this, "k051960"),
2224      m_k051316_1(*this, "k051316_1"),
2325      m_k051316_2(*this, "k051316_2"),
24      m_palette(*this, "palette") { }
26      m_palette(*this, "palette"),
27      m_rombank(*this, "rombank") { }
2528
26   /* memory pointers */
27   UINT8 *    m_ram;
28   dynamic_array<UINT8> m_paletteram;
29
3029   /* video-related */
3130   int        m_zoom_colorbase[2];
3231   int        m_sprite_colorbase;
r31716r31717
3736   int        m_analog_ctrl;
3837   int        m_accel;
3938   int        m_wheel;
40   int         m_bank;
4139
4240   /* devices */
4341   required_device<cpu_device> m_maincpu;
4442   required_device<cpu_device> m_audiocpu;
43   required_device<address_map_bank_device> m_bank1000;
4544   required_device<k007232_device> m_k007232_1;
4645   required_device<k007232_device> m_k007232_2;
4746   required_device<k051960_device> m_k051960;
r31716r31717
4948   required_device<k051316_device> m_k051316_2;
5049   required_device<palette_device> m_palette;
5150
51   /* memory pointers */
52   required_memory_bank m_rombank;
53
54   DECLARE_READ8_MEMBER(k051316_1_ramrom_r);
55   DECLARE_READ8_MEMBER(k051316_2_ramrom_r);
5256   DECLARE_WRITE8_MEMBER(chqflag_bankswitch_w);
5357   DECLARE_WRITE8_MEMBER(chqflag_vreg_w);
5458   DECLARE_WRITE8_MEMBER(select_analog_ctrl_w);
r31716r31717
6670   K051316_CB_MEMBER(zoom_callback_1);
6771   K051316_CB_MEMBER(zoom_callback_2);
6872   K051960_CB_MEMBER(sprite_callback);
69   void bankswitch_restore();
7073};

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