diff options
Diffstat (limited to 'src/mess/drivers/gamate.c')
-rw-r--r-- | src/mess/drivers/gamate.c | 164 |
1 files changed, 81 insertions, 83 deletions
diff --git a/src/mess/drivers/gamate.c b/src/mess/drivers/gamate.c index cf48dbf80df..4ef0a94ab4a 100644 --- a/src/mess/drivers/gamate.c +++ b/src/mess/drivers/gamate.c @@ -2,7 +2,7 @@ PeT mess@utanet.at 2007, 2014 Peter Wilhelmsen peter.wilhelmsen@gmail.com Morten Shearman Kirkegaard morten+gamate@afdelingp.dk - Juan FĂ©lix Mateos vectrex@hackermesh.org + Juan F??lix Mateos vectrex@hackermesh.org ******************************************************************************/ #include "emu.h" @@ -18,7 +18,7 @@ public: : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_cart(*this, "cartslot") -// , m_gfxdecode(*this, "gfxdecode") +// , m_gfxdecode(*this, "gfxdecode") , m_io_joy(*this, "JOY") , m_palette(*this, "palette") , m_bios(*this, "bios") @@ -47,14 +47,14 @@ private: struct { - UINT8 reg[8]; - struct { - bool write; - bool page2; // else page1 + UINT8 reg[8]; + struct { + bool write; + bool page2; // else page1 UINT8 ypos, xpos/*tennis*/; - UINT8 data[2][0x100][0x20]; - } bitmap; - UINT8 x, y; + UINT8 data[2][0x100][0x20]; + } bitmap; + UINT8 x, y; bool y_increment; } video; @@ -68,7 +68,7 @@ private: required_device<cpu_device> m_maincpu; required_device<generic_slot_device> m_cart; -// required_device<gfxdecode_device> m_gfxdecode; +// required_device<gfxdecode_device> m_gfxdecode; required_ioport m_io_joy; required_device<palette_device> m_palette; required_shared_ptr<UINT8> m_bios; @@ -113,27 +113,27 @@ READ8_MEMBER( gamate_state::protection_r ) { return 1; } WRITE8_MEMBER( gamate_state::gamate_video_w ) { - video.reg[offset]=data; - switch (offset) { - case 1: video.bitmap.write=data&0xc0; // more addressing mode + video.reg[offset]=data; + switch (offset) { + case 1: video.bitmap.write=data&0xc0; // more addressing mode video.y_increment=data&0x40; break; case 2: video.bitmap.xpos=data;break; // at least 7 bits case 3: video.bitmap.ypos=data;break; // at least 7 bits - case 4: video.bitmap.page2=data&0x80;video.x=data&0x7f;break; - case 5: video.y=data;break; - case 7: - if (video.bitmap.write) { - if (video.x<ARRAY_LENGTH(video.bitmap.data[0][0]) /*&& video.y<ARRAY_LENGTH(video.bitmap.data[0])*/) - video.bitmap.data[video.bitmap.page2][video.y][video.x]=data; - else - logerror("%.6f %04x video bitmap x %x invalid\n",machine().time().as_double(), m_maincpu->pc(), video.x); - } else { - video.bitmap.data[0][video.y][video.x&(ARRAY_LENGTH(video.bitmap.data[0][0])-1)]=data; - } - if (video.y_increment) video.y++; + case 4: video.bitmap.page2=data&0x80;video.x=data&0x7f;break; + case 5: video.y=data;break; + case 7: + if (video.bitmap.write) { + if (video.x<ARRAY_LENGTH(video.bitmap.data[0][0]) /*&& video.y<ARRAY_LENGTH(video.bitmap.data[0])*/) + video.bitmap.data[video.bitmap.page2][video.y][video.x]=data; + else + logerror("%.6f %04x video bitmap x %x invalid\n",machine().time().as_double(), m_maincpu->pc(), video.x); + } else { + video.bitmap.data[0][video.y][video.x&(ARRAY_LENGTH(video.bitmap.data[0][0])-1)]=data; + } + if (video.y_increment) video.y++; else video.x++; - } + } } WRITE8_MEMBER( gamate_state::cart_bankswitchmulti_w ) @@ -149,54 +149,54 @@ WRITE8_MEMBER( gamate_state::cart_bankswitch_w ) READ8_MEMBER( gamate_state::gamate_video_r ) { if (offset!=6) return 0; - UINT8 data=0; - if (video.bitmap.write) { - if (video.x<ARRAY_LENGTH(video.bitmap.data[0][0]) /*&& video.y<ARRAY_LENGTH(video.bitmap.data[0])*/) - data=video.bitmap.data[video.bitmap.page2][video.y][video.x]; - else - logerror("%.6f video bitmap x %x invalid\n",machine().time().as_double(),video.x); - } else { - data=video.bitmap.data[0][video.y][video.x&(ARRAY_LENGTH(video.bitmap.data[0][0])-1)]; - } - if (m_maincpu->pc()<0xf000) - logerror("%.6f video read %04x %02x\n",machine().time().as_double(),offset, data); - return data; + UINT8 data=0; + if (video.bitmap.write) { + if (video.x<ARRAY_LENGTH(video.bitmap.data[0][0]) /*&& video.y<ARRAY_LENGTH(video.bitmap.data[0])*/) + data=video.bitmap.data[video.bitmap.page2][video.y][video.x]; + else + logerror("%.6f video bitmap x %x invalid\n",machine().time().as_double(),video.x); + } else { + data=video.bitmap.data[0][video.y][video.x&(ARRAY_LENGTH(video.bitmap.data[0][0])-1)]; + } + if (m_maincpu->pc()<0xf000) + logerror("%.6f video read %04x %02x\n",machine().time().as_double(),offset, data); + return data; } WRITE8_MEMBER( gamate_state::gamate_audio_w ) { - logerror("%.6f %04x audio write %04x %02x\n",machine().time().as_double(),m_maincpu->pc(),offset,data); + logerror("%.6f %04x audio write %04x %02x\n",machine().time().as_double(),m_maincpu->pc(),offset,data); } READ8_MEMBER( gamate_state::gamate_audio_r ) { - logerror("%.6f %04x audio read %04x \n",machine().time().as_double(),m_maincpu->pc(),offset); + logerror("%.6f %04x audio read %04x \n",machine().time().as_double(),m_maincpu->pc(),offset); return 0; } READ8_MEMBER( gamate_state::gamate_pad_r ) { - UINT8 data=m_io_joy->read(); - return data; + UINT8 data=m_io_joy->read(); + return data; } static ADDRESS_MAP_START( gamate_mem, AS_PROGRAM, 8, gamate_state ) - AM_RANGE(0x0000, 0x03ff) AM_RAM - AM_RANGE(0x4000, 0x400d) AM_READWRITE(gamate_audio_r, gamate_audio_w) - AM_RANGE(0x4400, 0x4400) AM_READ(gamate_pad_r) - AM_RANGE(0x5000, 0x5007) AM_READWRITE(gamate_video_r, gamate_video_w) - AM_RANGE(0x5a00, 0x5a00) AM_READ(protection_r) + AM_RANGE(0x0000, 0x03ff) AM_RAM + AM_RANGE(0x4000, 0x400d) AM_READWRITE(gamate_audio_r, gamate_audio_w) + AM_RANGE(0x4400, 0x4400) AM_READ(gamate_pad_r) + AM_RANGE(0x5000, 0x5007) AM_READWRITE(gamate_video_r, gamate_video_w) + AM_RANGE(0x5a00, 0x5a00) AM_READ(protection_r) - AM_RANGE(0x6000, 0x9fff) AM_READ_BANK("bankmulti") - AM_RANGE(0xa000, 0xdfff) AM_READ_BANK("bank") + AM_RANGE(0x6000, 0x9fff) AM_READ_BANK("bankmulti") + AM_RANGE(0xa000, 0xdfff) AM_READ_BANK("bank") AM_RANGE(0x6000, 0x6002) AM_READWRITE(gamate_cart_protection_r, gamate_cart_protection_w) -// AM_RANGE(0x6000, 0xdfff) AM_READWRITE(gamate_cart_r, gamate_cart_w) +// AM_RANGE(0x6000, 0xdfff) AM_READWRITE(gamate_cart_r, gamate_cart_w) AM_RANGE(0x8000, 0x8000) AM_WRITE(cart_bankswitchmulti_w) AM_RANGE(0xc000, 0xc000) AM_WRITE(cart_bankswitch_w) - AM_RANGE(0xf000, 0xffff) AM_ROM AM_SHARE("bios") + AM_RANGE(0xf000, 0xffff) AM_ROM AM_SHARE("bios") ADDRESS_MAP_END @@ -215,16 +215,16 @@ INPUT_PORTS_END #ifdef UNUSED_CODE static const struct gfx_layout gamate_charlayout = { - 4, /* width of object */ - 1, /* height of object */ - 256,/* 256 characters */ - 2, /* bits per pixel */ - { 0,1 }, /* no bitplanes */ - /* x offsets */ - { 0,2,4,6 }, - /* y offsets */ - { 0 }, - 8*1 /* size of 1 object in bits */ + 4, /* width of object */ + 1, /* height of object */ + 256,/* 256 characters */ + 2, /* bits per pixel */ + { 0,1 }, /* no bitplanes */ + /* x offsets */ + { 0,2,4,6 }, + /* y offsets */ + { 0 }, + 8*1 /* size of 1 object in bits */ }; static const unsigned short gamate_palette[4] = @@ -233,17 +233,17 @@ static const unsigned short gamate_palette[4] = }; static GFXDECODE_START( gamate_charlayout ) - GFXDECODE_ENTRY( "gfx1", 0x0000, gamate_charlayout, 0, 0x100 ) + GFXDECODE_ENTRY( "gfx1", 0x0000, gamate_charlayout, 0, 0x100 ) GFXDECODE_END #endif /* palette in red, green, blue tribles */ static const unsigned char gamate_colors[4][3] = { - { 255,255,255 }, - { 0xa0, 0xa0, 0xa0 }, - { 0x60, 0x60, 0x60 }, - { 0, 0, 0 } + { 255,255,255 }, + { 0xa0, 0xa0, 0xa0 }, + { 0x60, 0x60, 0x60 }, + { 0, 0, 0 } }; PALETTE_INIT_MEMBER(gamate_state, gamate) @@ -274,22 +274,22 @@ static void BlitPlane(UINT16* line, UINT8 plane1, UINT8 plane2) UINT32 gamate_state::screen_update_gamate(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { - int x, y, j; - for (y=0;y<152;y++) { - for (x=-(video.bitmap.xpos&7), j=0;x<160;x+=8, j++) { - UINT8 d1=video.bitmap.data[0][(y+video.bitmap.ypos)&0xff][(j+video.bitmap.xpos/8)&0x1f]; - UINT8 d2=video.bitmap.data[1][(y+video.bitmap.ypos)&0xff][(j+video.bitmap.xpos/8)&0x1f]; - BlitPlane(&bitmap.pix16(y, x+4), d1, d2); - BlitPlane(&bitmap.pix16(y, x), d1>>4, d2>>4); - } - } - return 0; + int x, y, j; + for (y=0;y<152;y++) { + for (x=-(video.bitmap.xpos&7), j=0;x<160;x+=8, j++) { + UINT8 d1=video.bitmap.data[0][(y+video.bitmap.ypos)&0xff][(j+video.bitmap.xpos/8)&0x1f]; + UINT8 d2=video.bitmap.data[1][(y+video.bitmap.ypos)&0xff][(j+video.bitmap.xpos/8)&0x1f]; + BlitPlane(&bitmap.pix16(y, x+4), d1, d2); + BlitPlane(&bitmap.pix16(y, x), d1>>4, d2>>4); + } + } + return 0; } DRIVER_INIT_MEMBER(gamate_state,gamate) { memset(&video, 0, sizeof(video));/* memset(m_ram, 0, sizeof(m_ram));*/ - UINT8 *gfx=memregion("gfx1")->base(); for (int i=0; i<256; i++) gfx[i]=i; + UINT8 *gfx=memregion("gfx1")->base(); for (int i=0; i<256; i++) gfx[i]=i; timer1 = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(gamate_state::gamate_timer),this)); timer2 = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(gamate_state::gamate_timer2),this)); } @@ -298,7 +298,7 @@ DRIVER_INIT_MEMBER(gamate_state,gamate) void gamate_state::machine_start() { if (m_cart->exists()) { -// m_maincpu->space(AS_PROGRAM).install_read_handler(0x6000, 0x6000, READ8_DELEGATE(gamate_state, gamate_cart_protection_r)); +// m_maincpu->space(AS_PROGRAM).install_read_handler(0x6000, 0x6000, READ8_DELEGATE(gamate_state, gamate_cart_protection_r)); membank("bankmulti")->set_base(m_cart->get_rom_base()); membank("bank")->set_base(m_cart->get_rom_base()+0x4000); // bankswitched games in reality no offset } @@ -355,9 +355,9 @@ static MACHINE_CONFIG_START( gamate, gamate_state ) MCFG_SCREEN_UPDATE_DRIVER(gamate_state, screen_update_gamate) MCFG_SCREEN_PALETTE("palette") -// MCFG_GFXDECODE_ADD("gfxdecode", "palette", gamate ) +// MCFG_GFXDECODE_ADD("gfxdecode", "palette", gamate ) MCFG_PALETTE_ADD("palette", ARRAY_LENGTH(gamate_colors)) -// MCFG_PALETTE_INDIRECT_ENTRIES(4) +// MCFG_PALETTE_INDIRECT_ENTRIES(4) MCFG_PALETTE_INIT_OWNER(gamate_state, gamate) MCFG_DEFAULT_LAYOUT(layout_lcd) @@ -371,11 +371,9 @@ MACHINE_CONFIG_END ROM_START(gamate) ROM_REGION(0x10000,"maincpu", 0) ROM_LOAD("gamate_bios_umc.bin", 0xf000, 0x1000, CRC(07090415) SHA1(ea449dc607601f9a68d855ad6ab53800d2e99297) ) - ROM_REGION(0x100,"gfx1", ROMREGION_ERASEFF) + ROM_REGION(0x100,"gfx1", ROMREGION_ERASEFF) ROM_END /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */ CONS( 19??, gamate, 0, 0, gamate, gamate, gamate_state, gamate, "Bit Corp", "Gamate", GAME_NO_SOUND) - - |