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cocoloco.c: added save state support (nw)

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This commit is contained in:
Ivan Vangelista 2015-03-21 14:02:26 +01:00
parent f2ae129d35
commit 8b6fea68c2
1 changed files with 32 additions and 24 deletions
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54
src/mame/drivers/cocoloco.c
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@ -190,19 +190,24 @@ public:
m_maincpu(*this, "maincpu"), m_maincpu(*this, "maincpu"),
m_palette(*this, "palette") { } m_palette(*this, "palette") { }
UINT8 *m_videoram;
UINT8 m_videobank;
DECLARE_READ8_MEMBER(cocoloco_vram_r);
DECLARE_WRITE8_MEMBER(cocoloco_vram_w);
DECLARE_WRITE8_MEMBER(cocoloco_vbank_w);
DECLARE_WRITE8_MEMBER(cocoloco_vram_clear_w);
DECLARE_WRITE8_MEMBER(cocoloco_coin_counter_w);
DECLARE_INPUT_CHANGED_MEMBER(coin_inserted);
virtual void video_start();
DECLARE_PALETTE_INIT(cocoloco);
UINT32 screen_update_cocoloco(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_device<palette_device> m_palette; required_device<palette_device> m_palette;
UINT8 *m_videoram;
UINT8 m_videobank;
DECLARE_READ8_MEMBER(vram_r);
DECLARE_WRITE8_MEMBER(vram_w);
DECLARE_WRITE8_MEMBER(vbank_w);
DECLARE_WRITE8_MEMBER(vram_clear_w);
DECLARE_WRITE8_MEMBER(coincounter_w);
DECLARE_INPUT_CHANGED_MEMBER(coin_inserted);
virtual void video_start();
DECLARE_PALETTE_INIT(cocoloco);
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
}; };
/*********************************** /***********************************
@ -284,9 +289,12 @@ PALETTE_INIT_MEMBER(cocoloco_state, cocoloco)
void cocoloco_state::video_start() void cocoloco_state::video_start()
{ {
m_videoram = auto_alloc_array(machine(), UINT8, 0x2000 * 8); m_videoram = auto_alloc_array(machine(), UINT8, 0x2000 * 8);
save_pointer(NAME(m_videoram), 0x2000 * 8);
save_item(NAME(m_videobank));
} }
UINT32 cocoloco_state::screen_update_cocoloco(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) UINT32 cocoloco_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{ {
int x, y, count, xi; int x, y, count, xi;
@ -318,12 +326,12 @@ UINT32 cocoloco_state::screen_update_cocoloco(screen_device &screen, bitmap_ind1
} }
READ8_MEMBER( cocoloco_state::cocoloco_vram_r ) READ8_MEMBER( cocoloco_state::vram_r )
{ {
return m_videoram[offset|0x0000] | m_videoram[offset|0x2000] | m_videoram[offset|0x4000] | m_videoram[offset|0x6000]; return m_videoram[offset|0x0000] | m_videoram[offset|0x2000] | m_videoram[offset|0x4000] | m_videoram[offset|0x6000];
} }
WRITE8_MEMBER( cocoloco_state::cocoloco_vram_w ) WRITE8_MEMBER( cocoloco_state::vram_w )
{ {
m_videoram[offset|0x0000] = (m_videobank == 0) ? data : 0; m_videoram[offset|0x0000] = (m_videobank == 0) ? data : 0;
m_videoram[offset|0x2000] = (m_videobank & 2) ? data : 0; m_videoram[offset|0x2000] = (m_videobank & 2) ? data : 0;
@ -331,12 +339,12 @@ WRITE8_MEMBER( cocoloco_state::cocoloco_vram_w )
m_videoram[offset|0x6000] = (m_videobank & 8) ? data : 0; m_videoram[offset|0x6000] = (m_videobank & 8) ? data : 0;
} }
WRITE8_MEMBER( cocoloco_state::cocoloco_vbank_w ) WRITE8_MEMBER( cocoloco_state::vbank_w )
{ {
m_videobank = data; m_videobank = data;
} }
WRITE8_MEMBER( cocoloco_state::cocoloco_vram_clear_w ) WRITE8_MEMBER( cocoloco_state::vram_clear_w )
{ {
/* ??? */ /* ??? */
// for(int i=0;i<0x8000;i++) // for(int i=0;i<0x8000;i++)
@ -346,7 +354,7 @@ WRITE8_MEMBER( cocoloco_state::cocoloco_vram_clear_w )
} }
WRITE8_MEMBER( cocoloco_state::cocoloco_coin_counter_w ) WRITE8_MEMBER( cocoloco_state::coincounter_w )
{ {
/* - bits - /* - bits -
7654 3210 7654 3210
@ -367,14 +375,14 @@ WRITE8_MEMBER( cocoloco_state::cocoloco_coin_counter_w )
static ADDRESS_MAP_START( cocoloco_map, AS_PROGRAM, 8, cocoloco_state ) static ADDRESS_MAP_START( cocoloco_map, AS_PROGRAM, 8, cocoloco_state )
AM_RANGE(0x0000, 0x1fff) AM_RAM AM_RANGE(0x0000, 0x1fff) AM_RAM
AM_RANGE(0x2000, 0x3fff) AM_READWRITE(cocoloco_vram_r, cocoloco_vram_w) // 256 x 256 x 1 AM_RANGE(0x2000, 0x3fff) AM_READWRITE(vram_r, vram_w) // 256 x 256 x 1
AM_RANGE(0x6001, 0x6001) AM_DEVREAD("ay8910", ay8910_device, data_r) AM_RANGE(0x6001, 0x6001) AM_DEVREAD("ay8910", ay8910_device, data_r)
AM_RANGE(0x6002, 0x6002) AM_DEVWRITE("ay8910", ay8910_device, data_w) AM_RANGE(0x6002, 0x6002) AM_DEVWRITE("ay8910", ay8910_device, data_w)
AM_RANGE(0x6003, 0x6003) AM_DEVWRITE("ay8910", ay8910_device, address_w) AM_RANGE(0x6003, 0x6003) AM_DEVWRITE("ay8910", ay8910_device, address_w)
AM_RANGE(0x8003, 0x8003) AM_WRITE(cocoloco_vbank_w) AM_RANGE(0x8003, 0x8003) AM_WRITE(vbank_w)
AM_RANGE(0x8005, 0x8005) AM_WRITE(cocoloco_coin_counter_w) AM_RANGE(0x8005, 0x8005) AM_WRITE(coincounter_w)
AM_RANGE(0xa000, 0xa000) AM_READ_PORT("IN0") AM_RANGE(0xa000, 0xa000) AM_READ_PORT("IN0")
AM_RANGE(0xa005, 0xa005) AM_WRITE(cocoloco_vram_clear_w) AM_RANGE(0xa005, 0xa005) AM_WRITE(vram_clear_w)
AM_RANGE(0xd000, 0xffff) AM_ROM AM_RANGE(0xd000, 0xffff) AM_ROM
ADDRESS_MAP_END ADDRESS_MAP_END
@ -465,7 +473,7 @@ static MACHINE_CONFIG_START( cocoloco, cocoloco_state )
/* video hardware */ /* video hardware */
MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(CPU_CLOCK * 4, 384, 0, 256, 262, 0, 256) /* TODO: not accurate, ~50 Hz */ MCFG_SCREEN_RAW_PARAMS(CPU_CLOCK * 4, 384, 0, 256, 262, 0, 256) /* TODO: not accurate, ~50 Hz */
MCFG_SCREEN_UPDATE_DRIVER(cocoloco_state, screen_update_cocoloco) MCFG_SCREEN_UPDATE_DRIVER(cocoloco_state, screen_update)
MCFG_SCREEN_PALETTE("palette") MCFG_SCREEN_PALETTE("palette")
MCFG_PALETTE_ADD("palette", 0x10) MCFG_PALETTE_ADD("palette", 0x10)
@ -520,4 +528,4 @@ ROM_END
***********************************/ ***********************************/
/* YEAR NAME PARENT MACHINE INPUT STATE INIT ROT COMPANY FULLNAME FLAGS */ /* YEAR NAME PARENT MACHINE INPUT STATE INIT ROT COMPANY FULLNAME FLAGS */
GAME( 198?, cocoloco, 0, cocoloco, cocoloco, driver_device, 0, ROT90, "Petaco S.A.", "Coco Loco", 0 ) GAME( 198?, cocoloco, 0, cocoloco, cocoloco, driver_device, 0, ROT90, "Petaco S.A.", "Coco Loco", GAME_SUPPORTS_SAVE )