diff options
Diffstat (limited to 'trunk/src/mame/drivers/cntsteer.c')
-rw-r--r-- | trunk/src/mame/drivers/cntsteer.c | 1184 |
1 files changed, 1184 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/cntsteer.c b/trunk/src/mame/drivers/cntsteer.c new file mode 100644 index 00000000000..4e15f911c8d --- /dev/null +++ b/trunk/src/mame/drivers/cntsteer.c @@ -0,0 +1,1184 @@ +/************************************************************************************** + + Counter Steer (c) 1985 Data East Corporation + Zero Target (c) 1985 Data East Corporation + Gekitsui Oh (c) 1985 Data East Corporation + + Emulation by Bryan McPhail, mish@tendril.co.uk + Improvements by Pierpaolo Prazzoli, David Haywood, Angelo Salese + + todo: + finish + - correct roz rotation; + - make cntsteer work, comms looks awkward and probably different than Zero Target; + - flip screen support; + - according to a side-by-side test, sound should be "darker" by some octaves, + likely that a sound filter is needed; + cleanup + - split into driver/video; + + note: To boot cntsteer, set a CPU #1 breakpoint on c225 and then 'do pc=c230'. + Protection maybe? + +***************************************************************************************/ + +#include "emu.h" +#include "cpu/m6502/m6502.h" +#include "cpu/m6809/m6809.h" +#include "sound/ay8910.h" +#include "sound/dac.h" + + +class cntsteer_state : public driver_device +{ +public: + cntsteer_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) { } + + /* memory pointers */ + UINT8 * m_videoram; + UINT8 * m_videoram2; + UINT8 * m_colorram; + UINT8 * m_spriteram; + + /* video-related */ + tilemap_t *m_bg_tilemap; + tilemap_t *m_fg_tilemap; + int m_bg_bank; + int m_bg_color_bank; + int m_flipscreen; + int m_scrolly; + int m_scrolly_hi; + int m_scrollx; + int m_scrollx_hi; + int m_rotation_x; + int m_rotation_sign; + int m_disable_roz; + + /* misc */ + int m_nmimask; // zerotrgt only + + /* devices */ + device_t *m_maincpu; + device_t *m_audiocpu; + device_t *m_subcpu; +}; + + +static PALETTE_INIT( zerotrgt ) +{ + int i; + for (i = 0; i < machine.total_colors(); i++) + { + int bit0, bit1, bit2, r, g, b; + + /* red component */ + bit0 = (color_prom[i] >> 0) & 0x01; + bit1 = (color_prom[i] >> 1) & 0x01; + bit2 = (color_prom[i] >> 2) & 0x01; + g = (0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2); + /* green component */ + bit0 = (color_prom[i] >> 4) & 0x01; + bit1 = (color_prom[i] >> 5) & 0x01; + bit2 = (color_prom[i] >> 6) & 0x01; + r = (0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2); + /* blue component */ + bit0 = (color_prom[i + 256] >> 0) & 0x01; + bit1 = (color_prom[i + 256] >> 1) & 0x01; + bit2 = (color_prom[i + 256] >> 2) & 0x01; + b = (0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2); + + palette_set_color(machine, i, MAKE_RGB(r,g,b)); + } +} + +static TILE_GET_INFO( get_bg_tile_info ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + int code = state->m_videoram2[tile_index]; + + SET_TILE_INFO(2, code + state->m_bg_bank, state->m_bg_color_bank, 0); +} + +static TILE_GET_INFO( get_fg_tile_info ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + int code = state->m_videoram[tile_index]; + int attr = state->m_colorram[tile_index]; + + code |= (attr & 0x01) << 8; + + SET_TILE_INFO(0, code, 0x30 + ((attr & 0x78) >> 3), 0); +} + +static VIDEO_START( cntsteer ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + state->m_bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_cols, 16, 16, 64, 64); + state->m_fg_tilemap = tilemap_create(machine, get_fg_tile_info, tilemap_scan_rows_flip_x, 8, 8, 32, 32); + + tilemap_set_transparent_pen(state->m_fg_tilemap, 0); + + //tilemap_set_flip(state->m_bg_tilemap, TILEMAP_FLIPX | TILEMAP_FLIPY); +} + +static VIDEO_START( zerotrgt ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + state->m_bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_rows, 16, 16, 64, 64); + state->m_fg_tilemap = tilemap_create(machine, get_fg_tile_info, tilemap_scan_rows_flip_x, 8, 8, 32, 32); + + tilemap_set_transparent_pen(state->m_fg_tilemap, 0); + + //tilemap_set_flip(state->m_bg_tilemap, TILEMAP_FLIPX | TILEMAP_FLIPY); +} + +/* +Sprite list: + +[0] xxxx xxxx Y attribute +[1] xx-- ---- sprite number bank + --x- x--- color number + ---x ---- double-height attribute + ---- -x-- flip x (active low) + ---- --x- flip y + ---- ---x draw sprite flag (active low) +[2] xxxx xxxx X attribute +[3] xxxx xxxx sprite number +*/ +static void zerotrgt_draw_sprites( running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + int offs; + + for (offs = 0; offs < 0x200; offs += 4) + { + int multi, fx, fy, sx, sy, code, color; + + if ((state->m_spriteram[offs + 1] & 1) == 1) + continue; + + code = state->m_spriteram[offs + 3] + ((state->m_spriteram[offs + 1] & 0xc0) << 2); + sx = (state->m_spriteram[offs + 2]); + sy = 0xf0 - state->m_spriteram[offs]; + color = 0x10 + ((state->m_spriteram[offs + 1] & 0x20) >> 4) + ((state->m_spriteram[offs + 1] & 0x8)>>3); + + fx = !(state->m_spriteram[offs + 1] & 0x04); + fy = (state->m_spriteram[offs + 1] & 0x02); + + multi = state->m_spriteram[offs + 1] & 0x10; + + if (state->m_flipscreen) + { + sy = 240 - sy; + sx = 240 - sx; + if (fx) fx = 0; + else fx = 1; + //sy2 = sy - 16; + } + + if (multi) + { + if (fy) + { + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy, 0); + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code + 1, color, fx, fy, sx, sy - 16, 0); + } + else + { + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy - 16, 0); + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code + 1, color, fx, fy, sx, sy, 0); + } + } + else + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy, 0); + } +} + +/* +[00] --x- ---- magnify + ---x ---- double height + ---- -x-- flipy + +[80] -xxx ---- palette entry + ---- --xx tile bank +*/ + +static void cntsteer_draw_sprites( running_machine &machine, bitmap_t *bitmap, const rectangle *cliprect ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + int offs; + + for (offs = 0; offs < 0x80; offs += 4) + { + int multi, fx, fy, sx, sy, code, color; + + if ((state->m_spriteram[offs + 0] & 1) == 0) + continue; + + code = state->m_spriteram[offs + 1] + ((state->m_spriteram[offs + 0x80] & 0x03) << 8); + sx = 0x100 - state->m_spriteram[offs + 3]; + sy = 0x100 - state->m_spriteram[offs + 2]; + color = 0x10 + ((state->m_spriteram[offs + 0x80] & 0x70) >> 4); + + fx = (state->m_spriteram[offs + 0] & 0x04); + fy = (state->m_spriteram[offs + 0] & 0x02); + + multi = state->m_spriteram[offs + 0] & 0x10; + + if (state->m_flipscreen) + { + sy = 240 - sy; + sx = 240 - sx; + if (fx) fx = 0; + else fx = 1; + //sy2 = sy - 16; + } + + if (multi) + { + if (fy) + { + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy, 0); + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code + 1, color, fx, fy, sx, sy - 16, 0); + } + else + { + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy - 16, 0); + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code + 1, color, fx, fy, sx, sy, 0); + } + } + else + drawgfx_transpen(bitmap, cliprect, machine.gfx[1], code, color, fx, fy, sx, sy, 0); + } +} + +static SCREEN_UPDATE( zerotrgt ) +{ + cntsteer_state *state = screen->machine().driver_data<cntsteer_state>(); + + if (state->m_disable_roz) + bitmap_fill(bitmap, cliprect, screen->machine().pens[8 * state->m_bg_color_bank]); + else + { + int p1, p2, p3, p4; + int rot_val, x, y; + rot_val = state->m_rotation_sign ? (-state->m_rotation_x) : (state->m_rotation_x); + +// popmessage("%d %02x %02x", rot_val, state->m_rotation_sign, state->m_rotation_x); + + if (rot_val > 90) { rot_val = 90; } + if (rot_val < -90) { rot_val = -90; } + + /* + (u, v) = (a + cx + dy, b - dx + cy) when (x, y)=screen and (u, v) = tilemap + */ + /* + 1 + 0----|----0 + -1 + 0 + 0----|----1 + 0 + */ + /*65536*z*cos(a), 65536*z*sin(a), -65536*z*sin(a), 65536*z*cos(a)*/ + p1 = -65536 * 1 * cos(2 * M_PI * (rot_val) / 1024); + p2 = -65536 * 1 * sin(2 * M_PI * (rot_val) / 1024); + p3 = 65536 * 1 * sin(2 * M_PI * (rot_val) / 1024); + p4 = -65536 * 1 * cos(2 * M_PI * (rot_val) / 1024); + + x = -256 - (state->m_scrollx | state->m_scrollx_hi); + y = 256 + (state->m_scrolly | state->m_scrolly_hi); + + tilemap_draw_roz(bitmap, cliprect, state->m_bg_tilemap, + (x << 16), (y << 16), + p1, p2, + p3, p4, + 1, + 0, 0); + } + + zerotrgt_draw_sprites(screen->machine(), bitmap, cliprect); + tilemap_draw(bitmap, cliprect, state->m_fg_tilemap, 0, 0); + + return 0; +} + +static SCREEN_UPDATE( cntsteer ) +{ + cntsteer_state *state = screen->machine().driver_data<cntsteer_state>(); + + if (state->m_disable_roz) + bitmap_fill(bitmap, cliprect, screen->machine().pens[8 * state->m_bg_color_bank]); + else + { + int p1, p2, p3, p4; + int rot_val, x, y; + + rot_val = (state->m_rotation_x) | ((state->m_rotation_sign & 3) << 8); + rot_val = (state->m_rotation_sign & 4) ? (rot_val) : (-rot_val); +// popmessage("%d %02x %02x", rot_val, state->m_rotation_sign, state->m_rotation_x); + + /* + (u, v) = (a + cx + dy, b - dx + cy) when (x, y)=screen and (u, v) = tilemap + */ + /* + 1 + 0----|----0 + -1 + 0 + 0----|----1 + 0 + */ + /*65536*z*cos(a), 65536*z*sin(a), -65536*z*sin(a), 65536*z*cos(a)*/ + p1 = -65536 * 1 * cos(2 * M_PI * (rot_val) / 1024); + p2 = -65536 * 1 * sin(2 * M_PI * (rot_val) / 1024); + p3 = 65536 * 1 * sin(2 * M_PI * (rot_val) / 1024); + p4 = -65536 * 1 * cos(2 * M_PI * (rot_val) / 1024); + + x = 256 + (state->m_scrollx | state->m_scrollx_hi); + y = 256 - (state->m_scrolly | state->m_scrolly_hi); + + tilemap_draw_roz(bitmap, cliprect, state->m_bg_tilemap, + (x << 16), (y << 16), + p1, p2, + p3, p4, + 1, + 0, 0); + } + + cntsteer_draw_sprites(screen->machine(), bitmap, cliprect); + tilemap_draw(bitmap, cliprect, state->m_fg_tilemap, 0, 0); + + return 0; +} + +/* +[0] = scroll y +[1] = scroll x +[2] = -x-- ---- disable roz layer (Used when you lose a life / start a new play) + --xx ---- bg bank + ---- -xxx bg color bank +[3] = xx-- ---- high word scrolling x bits + --xx ---- high word scrolling y bits + ---- -x-- flip screen bit (inverted) + ---- ---x rotation sign (landscape should be turning right (0) == / , turning left (1) == \) +[4] = xxxx xxxx rotation factor? +*/ +static WRITE8_HANDLER(zerotrgt_vregs_w) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); +// static UINT8 test[5]; + +// test[offset] = data; +// popmessage("%02x %02x %02x %02x %02x",test[0],test[1],test[2],test[3],test[4]); + + switch (offset) + { + case 0: state->m_scrolly = data; break; + case 1: state->m_scrollx = data; break; + case 2: state->m_bg_bank = (data & 0x30) << 4; + state->m_bg_color_bank = (data & 7); + state->m_disable_roz = (data & 0x40); + tilemap_mark_all_tiles_dirty(state->m_bg_tilemap); + break; + case 3: state->m_rotation_sign = (data & 1); + flip_screen_set(space->machine(), !(data & 4)); + state->m_scrolly_hi = (data & 0x30) << 4; + state->m_scrollx_hi = (data & 0xc0) << 2; + break; + case 4: state->m_rotation_x = data; break; + } +} + +static WRITE8_HANDLER(cntsteer_vregs_w) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); +// static UINT8 test[5]; + +// test[offset] = data; +// popmessage("%02x %02x %02x %02x %02x",test[0],test[1],test[2],test[3],test[4]); + + switch(offset) + { + case 0: state->m_scrolly = data; break; + case 1: state->m_scrollx = data; break; + case 2: state->m_bg_bank = (data & 0x01) << 8; + state->m_bg_color_bank = (data & 6) >> 1; + tilemap_mark_all_tiles_dirty(state->m_bg_tilemap); + break; + case 3: state->m_rotation_sign = (data & 7); + state->m_disable_roz = (~data & 0x08); + state->m_scrolly_hi = (data & 0x30) << 4; + state->m_scrollx_hi = (data & 0xc0) << 2; + break; + case 4: state->m_rotation_x = data; break; + } +} + +static WRITE8_HANDLER( cntsteer_foreground_vram_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + state->m_videoram[offset] = data; + tilemap_mark_tile_dirty(state->m_fg_tilemap, offset); +} + +static WRITE8_HANDLER( cntsteer_foreground_attr_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + state->m_colorram[offset] = data; + tilemap_mark_tile_dirty(state->m_fg_tilemap, offset); +} + +static WRITE8_HANDLER( cntsteer_background_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + state->m_videoram2[offset] = data; + tilemap_mark_tile_dirty(state->m_bg_tilemap, offset); +} + +/************************************* + * + * CPU comms + * + *************************************/ + +static WRITE8_HANDLER( gekitsui_sub_irq_ack ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + device_set_input_line(state->m_subcpu, M6809_IRQ_LINE, CLEAR_LINE); +} + +static WRITE8_HANDLER( cntsteer_sound_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + soundlatch_w(space, 0, data); + device_set_input_line(state->m_audiocpu, 0, HOLD_LINE); +} + +static WRITE8_HANDLER( zerotrgt_ctrl_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + /*TODO: check this.*/ + logerror("CTRL: %04x: %04x: %04x\n", cpu_get_pc(&space->device()), offset, data); +// if (offset == 0) device_set_input_line(state->m_subcpu, INPUT_LINE_RESET, ASSERT_LINE); + + // Wrong - bits 0 & 1 used on this + if (offset == 1) device_set_input_line(state->m_subcpu, M6809_IRQ_LINE, ASSERT_LINE); +// if (offset == 2) device_set_input_line(state->m_subcpu, INPUT_LINE_RESET, CLEAR_LINE); +} + +static WRITE8_HANDLER( cntsteer_sub_irq_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + device_set_input_line(state->m_subcpu, M6809_IRQ_LINE, ASSERT_LINE); +// printf("%02x IRQ\n", data); +} + +static WRITE8_HANDLER( cntsteer_sub_nmi_w ) +{ +// if (data) +// device_set_input_line(state->m_subcpu, INPUT_LINE_NMI, PULSE_LINE); +// popmessage("%02x", data); +} + +static WRITE8_HANDLER( cntsteer_main_irq_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + device_set_input_line(state->m_maincpu, M6809_IRQ_LINE, HOLD_LINE); +} + +/* Convert weird input handling with MAME standards.*/ +static READ8_HANDLER( cntsteer_adx_r ) +{ + UINT8 res = 0, adx_val; + adx_val = input_port_read(space->machine(), "AN_STEERING"); + + if (adx_val >= 0x70 && adx_val <= 0x90) + res = 0xff; + else if (adx_val > 0x90) + { + if (adx_val > 0x90 && adx_val <= 0xb0) + res = 0xfe; + else if (adx_val > 0xb0 && adx_val <= 0xd0) + res = 0xfc; + else if (adx_val > 0xd0 && adx_val <= 0xf0) + res = 0xf8; + else if (adx_val > 0xf0) + res = 0xf0; + } + else + { + if (adx_val >= 0x50 && adx_val < 0x70) + res = 0xef; + else if (adx_val >= 0x30 && adx_val < 0x50) + res = 0xcf; + else if (adx_val >= 0x10 && adx_val < 0x30) + res = 0x8f; + else if (adx_val < 0x10) + res = 0x0f; + } + //popmessage("%02x", adx_val); + return res; +} + +/***************************************************************************/ + +static ADDRESS_MAP_START( gekitsui_cpu1_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x0fff) AM_RAM AM_SHARE("share1") + AM_RANGE(0x1000, 0x11ff) AM_RAM AM_BASE_MEMBER(cntsteer_state, m_spriteram) + AM_RANGE(0x1200, 0x1fff) AM_RAM + AM_RANGE(0x2000, 0x23ff) AM_RAM_WRITE(cntsteer_foreground_vram_w) AM_BASE_MEMBER(cntsteer_state, m_videoram) + AM_RANGE(0x2400, 0x27ff) AM_RAM_WRITE(cntsteer_foreground_attr_w) AM_BASE_MEMBER(cntsteer_state, m_colorram) + AM_RANGE(0x3000, 0x3003) AM_WRITE(zerotrgt_ctrl_w) + AM_RANGE(0x8000, 0xffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( gekitsui_cpu2_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x0fff) AM_RAM AM_SHARE("share1") + AM_RANGE(0x1000, 0x1fff) AM_RAM_WRITE(cntsteer_background_w) AM_BASE_MEMBER(cntsteer_state, m_videoram2) + AM_RANGE(0x3000, 0x3000) AM_READ_PORT("DSW0") + AM_RANGE(0x3001, 0x3001) AM_READ_PORT("P2") + AM_RANGE(0x3002, 0x3002) AM_READ_PORT("P1") + AM_RANGE(0x3003, 0x3003) AM_READ_PORT("COINS") + AM_RANGE(0x3000, 0x3004) AM_WRITE(zerotrgt_vregs_w) + AM_RANGE(0x3005, 0x3005) AM_WRITE(gekitsui_sub_irq_ack) + AM_RANGE(0x3007, 0x3007) AM_WRITE(cntsteer_sound_w) + AM_RANGE(0x4000, 0xffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( cntsteer_cpu1_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x0fff) AM_RAM AM_SHARE("share1") + AM_RANGE(0x1000, 0x11ff) AM_RAM AM_BASE_MEMBER(cntsteer_state, m_spriteram) + AM_RANGE(0x2000, 0x23ff) AM_RAM_WRITE(cntsteer_foreground_vram_w) AM_BASE_MEMBER(cntsteer_state, m_videoram) + AM_RANGE(0x2400, 0x27ff) AM_RAM_WRITE(cntsteer_foreground_attr_w) AM_BASE_MEMBER(cntsteer_state, m_colorram) + AM_RANGE(0x3000, 0x3000) AM_WRITE(cntsteer_sub_nmi_w) + AM_RANGE(0x3001, 0x3001) AM_WRITE(cntsteer_sub_irq_w) + AM_RANGE(0x8000, 0xffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( cntsteer_cpu2_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x0fff) AM_RAM AM_SHARE("share1") + AM_RANGE(0x1000, 0x1fff) AM_RAM_WRITE(cntsteer_background_w) AM_BASE_MEMBER(cntsteer_state, m_videoram2) AM_SHARE("share3") + AM_RANGE(0x2000, 0x2fff) AM_RAM_WRITE(cntsteer_background_w) AM_SHARE("share3") + AM_RANGE(0x3000, 0x3000) AM_READ_PORT("DSW0") + AM_RANGE(0x3001, 0x3001) AM_READ(cntsteer_adx_r) + AM_RANGE(0x3002, 0x3002) AM_READ_PORT("P1") + AM_RANGE(0x3003, 0x3003) AM_READ_PORT("COINS") + AM_RANGE(0x3000, 0x3004) AM_WRITE(cntsteer_vregs_w) + AM_RANGE(0x3005, 0x3005) AM_WRITE(gekitsui_sub_irq_ack) + AM_RANGE(0x3006, 0x3006) AM_WRITE(cntsteer_main_irq_w) + AM_RANGE(0x3007, 0x3007) AM_WRITE(cntsteer_sound_w) + AM_RANGE(0x3007, 0x3007) AM_READNOP //m6809 bug. + AM_RANGE(0x4000, 0xffff) AM_ROM +ADDRESS_MAP_END + +/***************************************************************************/ + +static WRITE8_HANDLER( nmimask_w ) +{ + cntsteer_state *state = space->machine().driver_data<cntsteer_state>(); + state->m_nmimask = data & 0x80; +} + +static INTERRUPT_GEN ( sound_interrupt ) +{ + cntsteer_state *state = device->machine().driver_data<cntsteer_state>(); + if (!state->m_nmimask) + device_set_input_line(device, INPUT_LINE_NMI, PULSE_LINE); +} + +static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x01ff) AM_RAM +// AM_RANGE(0x1000, 0x1000) AM_WRITE(nmiack_w) + AM_RANGE(0x2000, 0x2000) AM_DEVWRITE("ay1", ay8910_data_w) + AM_RANGE(0x4000, 0x4000) AM_DEVWRITE("ay1", ay8910_address_w) + AM_RANGE(0x6000, 0x6000) AM_DEVWRITE("ay2", ay8910_data_w) + AM_RANGE(0x8000, 0x8000) AM_DEVWRITE("ay2", ay8910_address_w) + AM_RANGE(0xa000, 0xa000) AM_READ(soundlatch_r) + AM_RANGE(0xd000, 0xd000) AM_WRITE(nmimask_w) + AM_RANGE(0xe000, 0xffff) AM_ROM +ADDRESS_MAP_END + + +/***************************************************************************/ + +static INPUT_PORTS_START( zerotrgt ) + PORT_START("DSW0") + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2") + PORT_DIPSETTING( 0x03, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_6C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:3,4") + PORT_DIPSETTING( 0x00, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW1:5") + PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Cocktail ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:6") + PORT_DIPSETTING( 0x20, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW1:7") + PORT_DIPSETTING( 0x40, "3" ) + PORT_DIPSETTING( 0x00, "5" ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW1:8") + PORT_DIPSETTING( 0x80, "30K only" ) + PORT_DIPSETTING( 0x00, "30K and 100K" ) + + PORT_START("P2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL + PORT_BIT( 0x60, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_VBLANK ) + + PORT_START("P1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) + + PORT_START("COINS") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0xf8, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + +static INPUT_PORTS_START( zerotrgta ) + PORT_INCLUDE( zerotrgt ) + + PORT_MODIFY("DSW0") + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2") + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:3,4") + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) ) +INPUT_PORTS_END + +static INPUT_CHANGED( coin_inserted ) +{ + cntsteer_state *state = field.machine().driver_data<cntsteer_state>(); + device_set_input_line(state->m_subcpu, INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE); +} + +static INPUT_PORTS_START( cntsteer ) + PORT_START("P1") + PORT_BIT( 0x0f, 0x00, IPT_PEDAL ) PORT_MINMAX(0x00,0x0f) PORT_SENSITIVITY(25) PORT_KEYDELTA(10) //todo + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START1 ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START("AN_STEERING") + PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x01,0xff) PORT_SENSITIVITY(10) PORT_KEYDELTA(2) + + PORT_START("COINS") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(1) PORT_CHANGED(coin_inserted, 0) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_IMPULSE(1) PORT_CHANGED(coin_inserted, 0) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(1) PORT_CHANGED(coin_inserted, 0) + PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) //unused + PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_VBLANK ) + + PORT_START("DSW0") + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2") + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:3,4") + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) ) + PORT_DIPNAME( 0x10, 0x10, DEF_STR( Service_Mode ) ) PORT_DIPLOCATION("SW1:5") + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:6") + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:7") + PORT_DIPSETTING( 0x40, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SW1:8") + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) +INPUT_PORTS_END + +/***************************************************************************/ + +static const gfx_layout cntsteer_charlayout = +{ + 8,8, /* 8*8 characters */ + 0x200, + 2, /* 2 bits per pixel */ + { 0, 4 }, /* the two bitplanes for 4 pixels are packed into one byte */ + { 0, 1, 2, 3, 0x800*8+0, 0x800*8+1, 0x800*8+2, 0x800*8+3 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 /* every char takes 8 consecutive bytes */ +}; + +static const gfx_layout zerotrgt_charlayout = +{ + 8,8, + 0x200, + 2, + { 0,4 }, + { 0, 1, 2, 3, 1024*8*8+0, 1024*8*8+1, 1024*8*8+2, 1024*8*8+3 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 /* every tile takes 32 consecutive bytes */ +}; + +static const gfx_layout sprites = +{ + 16,16, + RGN_FRAC(1,3), + 3, + { RGN_FRAC(0,3), RGN_FRAC(1,3), RGN_FRAC(2,3) }, + { 16*8, 1+16*8, 2+16*8, 3+16*8, 4+16*8, 5+16*8, 6+16*8, 7+16*8, + 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 ,8*8,9*8,10*8,11*8,12*8,13*8,14*8,15*8 }, + 16*16 +}; + +static const gfx_layout tilelayout = +{ + 16,16, + 0x400, + 3, /* 3 bits per pixel */ + { RGN_FRAC(4,8)+4, 0, 4 }, + { 3, 2, 1, 0, 11, 10, 9 , 8, 19, 18, 17,16, 27, 26, 25, 24 }, + { + RGN_FRAC(0,8)+0*8, RGN_FRAC(1,8)+0*8, RGN_FRAC(2,8)+0*8, RGN_FRAC(3,8)+0*8, + RGN_FRAC(0,8)+4*8, RGN_FRAC(1,8)+4*8, RGN_FRAC(2,8)+4*8, RGN_FRAC(3,8)+4*8, + RGN_FRAC(0,8)+8*8, RGN_FRAC(1,8)+8*8, RGN_FRAC(2,8)+8*8, RGN_FRAC(3,8)+8*8, + RGN_FRAC(0,8)+12*8, RGN_FRAC(1,8)+12*8,RGN_FRAC(2,8)+12*8,RGN_FRAC(3,8)+12*8 + }, + 8*16 +}; + +static GFXDECODE_START( cntsteer ) + GFXDECODE_ENTRY( "gfx1", 0x00000, cntsteer_charlayout, 0, 256 ) /* Only 1 used so far :/ */ + GFXDECODE_ENTRY( "gfx2", 0x00000, sprites, 0, 256 ) + GFXDECODE_ENTRY( "gfx3", 0x00000, tilelayout, 0, 256 ) +GFXDECODE_END + + +static GFXDECODE_START( zerotrgt ) + GFXDECODE_ENTRY( "gfx1", 0x00000, zerotrgt_charlayout, 0, 256 ) /* Only 1 used so far :/ */ + GFXDECODE_ENTRY( "gfx2", 0x00000, sprites, 0, 256 ) + GFXDECODE_ENTRY( "gfx3", 0x00000, tilelayout, 0, 256 ) +GFXDECODE_END + +/***************************************************************************/ + +static MACHINE_START( cntsteer ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + + state->m_maincpu = machine.device("maincpu"); + state->m_audiocpu = machine.device("audiocpu"); + state->m_subcpu = machine.device("subcpu"); + + state->save_item(NAME(state->m_flipscreen)); + state->save_item(NAME(state->m_bg_bank)); + state->save_item(NAME(state->m_scrolly)); + state->save_item(NAME(state->m_scrollx)); + state->save_item(NAME(state->m_scrollx_hi)); + state->save_item(NAME(state->m_scrolly_hi)); + state->save_item(NAME(state->m_rotation_x)); + state->save_item(NAME(state->m_rotation_sign)); + + state->save_item(NAME(state->m_bg_color_bank)); + state->save_item(NAME(state->m_disable_roz)); +} + +static MACHINE_START( zerotrgt ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + + state->save_item(NAME(state->m_nmimask)); + MACHINE_START_CALL(cntsteer); +} + + +static MACHINE_RESET( cntsteer ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + + state->m_flipscreen = 0; + state->m_bg_bank = 0; + state->m_scrolly = 0; + state->m_scrollx = 0; + state->m_scrollx_hi = 0; + state->m_scrolly_hi = 0; + state->m_rotation_x = 0; + state->m_rotation_sign = 0; + + state->m_bg_color_bank = 0; + state->m_disable_roz = 0; +} + + +static MACHINE_RESET( zerotrgt ) +{ + cntsteer_state *state = machine.driver_data<cntsteer_state>(); + + state->m_nmimask = 0; + MACHINE_RESET_CALL(cntsteer); +} + +static const ay8910_interface ay8910_config = +{ + AY8910_LEGACY_OUTPUT, + AY8910_DEFAULT_LOADS, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_DEVICE_HANDLER("dac", dac_w), + DEVCB_NULL +}; + +static MACHINE_CONFIG_START( cntsteer, cntsteer_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6809, 2000000) /* ? */ + MCFG_CPU_PROGRAM_MAP(cntsteer_cpu1_map) + MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) /* ? */ + + MCFG_CPU_ADD("subcpu", M6809, 2000000) /* ? */ + MCFG_CPU_PROGRAM_MAP(cntsteer_cpu2_map) +// MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) /* ? */ + + MCFG_CPU_ADD("audiocpu", M6502, 1500000) /* ? */ + MCFG_CPU_PROGRAM_MAP(sound_map) + MCFG_CPU_PERIODIC_INT(sound_interrupt, 480) + + MCFG_MACHINE_START(cntsteer) + MCFG_MACHINE_RESET(cntsteer) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(256, 256) + MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 1*8, 31*8-1) + MCFG_SCREEN_UPDATE(cntsteer) + + MCFG_QUANTUM_TIME(attotime::from_hz(6000)) + + MCFG_GFXDECODE(cntsteer) + MCFG_PALETTE_LENGTH(256) +// MCFG_PALETTE_INIT(zerotrgt) + + MCFG_VIDEO_START(cntsteer) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("ay1", AY8910, 1500000) + MCFG_SOUND_CONFIG(ay8910_config) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("ay2", AY8910, 1500000) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("dac", DAC, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_START( zerotrgt, cntsteer_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6809, 2000000) /* ? */ + MCFG_CPU_PROGRAM_MAP(gekitsui_cpu1_map) + MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) /* ? */ + + MCFG_CPU_ADD("subcpu", M6809, 2000000) /* ? */ + MCFG_CPU_PROGRAM_MAP(gekitsui_cpu2_map) +// MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) /* ? */ + + MCFG_CPU_ADD("audiocpu", M6502, 1500000) /* ? */ + MCFG_CPU_PROGRAM_MAP(sound_map) + MCFG_CPU_PERIODIC_INT(sound_interrupt, 480) + + MCFG_QUANTUM_TIME(attotime::from_hz(6000)) + + MCFG_MACHINE_START(zerotrgt) + MCFG_MACHINE_RESET(zerotrgt) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(256, 256) + MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 1*8, 31*8-1) + MCFG_SCREEN_UPDATE(zerotrgt) + + MCFG_GFXDECODE(zerotrgt) + MCFG_PALETTE_LENGTH(256) + + MCFG_PALETTE_INIT(zerotrgt) + MCFG_VIDEO_START(zerotrgt) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("ay1", AY8910, 1500000) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("ay2", AY8910, 1500000) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_CONFIG_END + +/***************************************************************************/ + +ROM_START( cntsteer ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "by02", 0x8000, 0x4000, CRC(b6fdd7fd) SHA1(e54cc31628966f747f9ccbf9db1017ed1eee0d5d) ) + ROM_LOAD( "by01", 0xc000, 0x4000, CRC(932423a5) SHA1(0d8164359a79ae554328dfb4d729a8d07de7ee75) ) + + ROM_REGION( 0x10000, "subcpu", 0 ) + ROM_LOAD( "by12", 0x4000, 0x4000, CRC(278e7fed) SHA1(5def4c8919a507c64045c57de2da65e1d39e1185) ) + ROM_LOAD( "by11", 0x8000, 0x4000, CRC(00624e34) SHA1(27bd472e9f2feef4a2c4753d8b0da26ff30d930d) ) + ROM_LOAD( "by10", 0xc000, 0x4000, CRC(9227a9ce) SHA1(8c86f22f90a3a8853562469037ffa06693045f4c) ) + + ROM_REGION( 0x10000, "audiocpu", 0 ) + ROM_LOAD( "by00", 0xe000, 0x2000, CRC(740e4896) SHA1(959652515188966e1c2810eabf2f428fe31a31a9) ) + + ROM_REGION( 0x4000, "gfx1", 0 ) /* Characters */ + ROM_LOAD( "by09", 0x0000, 0x2000, CRC(273eddae) SHA1(4b5450407217d9110acb85e02ea9a6584552362e) ) + + ROM_REGION( 0x18000, "gfx2", 0 ) /* Sprites */ + ROM_LOAD( "by03", 0x00000, 0x4000, CRC(d9537d33) SHA1(7d2af2eb0386ce695f2d9c7b71a72d2d8ef257e7) ) + ROM_LOAD( "by04", 0x04000, 0x4000, CRC(4f4e9d6f) SHA1(b590aeb5efa2afa50ef202191a88bcf6894f4b8e) ) + ROM_LOAD( "by05", 0x08000, 0x4000, CRC(592481a7) SHA1(2d412d525b04ed228a345918129b25a13286d957) ) + ROM_LOAD( "by06", 0x0c000, 0x4000, CRC(9366e9d5) SHA1(a6a137416eaee3becae657c287fff7d974bcf68f) ) + ROM_LOAD( "by07", 0x10000, 0x4000, CRC(8321e332) SHA1(a7aed12cb718526b0a1c5b4ae069c7973600204d) ) + ROM_LOAD( "by08", 0x14000, 0x4000, CRC(a24bcfef) SHA1(b4f06dfb85960668ca199cfb1b6c56ccdad9e33d) ) + + ROM_REGION( 0x80000, "gfx3", 0 ) /* Tiles */ + ROM_LOAD( "by13", 0x00000, 0x4000, CRC(d38e94fd) SHA1(bcf61b2c509f923ef2e52051a1c0e0a63bedf7a3) ) + ROM_LOAD( "by15", 0x10000, 0x4000, CRC(b0c9de83) SHA1(b0041273fe968667a09c243d393b2b025c456c99) ) + ROM_LOAD( "by17", 0x20000, 0x4000, CRC(8aff285f) SHA1(d40332448e7fb20389ac18661569726f229bd9d6) ) + ROM_LOAD( "by19", 0x30000, 0x4000, CRC(7eff6d02) SHA1(967ab34bb969228689541c0a2eabd3e96665676d) ) + /* roms from "gfx4" are expanded here */ + + ROM_REGION( 0x40000, "gfx4", 0 ) /* Tiles */ + ROM_LOAD( "by14", 0x00000, 0x2000, CRC(4db6c146) SHA1(93d157f4c4ffa2d7b4c0b33fedabd6d750245033) ) + ROM_LOAD( "by16", 0x10000, 0x2000, CRC(adede1e6) SHA1(87e0323b6d2f2d8a3585cd78c9dc9d384106b005) ) + ROM_LOAD( "by18", 0x20000, 0x2000, CRC(1e9ce047) SHA1(7579ba6b401eb1bfc7d2d9311ebab623bd1095a2) ) + ROM_LOAD( "by20", 0x30000, 0x2000, CRC(e2198c9e) SHA1(afea262db9154301f4b9e53e1fc91985dd934170) ) + + ROM_REGION( 0x300, "proms", ROMREGION_ERASE00 ) + ROM_LOAD( "by21.j4", 0x0000, 0x100, NO_DUMP ) /* All 82s129 or equivalent */ + ROM_LOAD( "by22.j5", 0x0100, 0x100, NO_DUMP ) + ROM_LOAD( "by23.j6", 0x0200, 0x100, NO_DUMP ) +ROM_END + +ROM_START( zerotrgt ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "cw01.c4", 0x8000, 0x8000, CRC(b35a16cb) SHA1(49581324c3e3d5219f0512d08a40161185368b10) ) + + ROM_REGION( 0x10000, "subcpu", 0 ) + ROM_LOAD( "cw08.a16", 0x4000, 0x4000, CRC(c485a494) SHA1(9b44494f88ef555b09ad3f587c91584911b2a3ab) ) + ROM_LOAD( "cw19.a13", 0x8000, 0x8000, CRC(e95b9b34) SHA1(d0bcf39df1fab0affd307102616f13975606194f) ) + + ROM_REGION( 0x10000, "audiocpu", 0 ) + ROM_LOAD( "cw00.c1", 0xe000, 0x2000, CRC(ae091b6c) SHA1(8b3a1c0acbfa56f05bcf65677f85d70c8c9640d6) ) + + ROM_REGION( 0x04000, "gfx1", 0 ) /* Characters */ + ROM_LOAD( "cw05.h16", 0x00000, 0x4000, CRC(e7a24404) SHA1(a8a33118d4f09b77cfd7e6e9f486b250078b21bc) ) + + ROM_REGION( 0x18000, "gfx2", 0 ) /* Sprites */ + ROM_LOAD( "cw02.c14", 0x00000, 0x8000, CRC(d2a0bb72) SHA1(ee060f8db0b1fa1ba1034bf94cf44ff6820660bd) ) + ROM_LOAD( "cw03.c15", 0x08000, 0x8000, CRC(79f2be20) SHA1(62cf55d9163d522b7cb0e760f0d5662c529a22e9) ) + ROM_LOAD( "cw04.c17", 0x10000, 0x8000, CRC(1037cce8) SHA1(11e49e29f9b60fbf36a301a566f233eb6150d519) ) + + ROM_REGION( 0x80000, "gfx3", 0 ) /* Tiles */ + ROM_LOAD( "cw09.j4", 0x00000, 0x4000, CRC(8c859d41) SHA1(8095e83de81d2c9f270a303322ddf84568e3d37a) ) + ROM_LOAD( "cw11.j7", 0x10000, 0x4000, CRC(5da2d9d8) SHA1(d2cfdbf892bce3667545568998aa03bfd03155c5) ) + ROM_LOAD( "cw13.j10", 0x20000, 0x4000, CRC(b004cedd) SHA1(2a503ea14c66805b37f25096ecfec19a07cdc387) ) + ROM_LOAD( "cw15.j13", 0x30000, 0x4000, CRC(4473fe66) SHA1(0accbcb801f58df410af305a87a960e526f8a25a) ) + /* roms from "gfx4" are expanded here */ + + ROM_REGION( 0x40000, "gfx4", 0 ) /* Tiles */ + ROM_LOAD( "cw10.j6", 0x00000, 0x2000, CRC(16073975) SHA1(124128db649116d675503b03310ebbd919d5a837) ) + ROM_LOAD( "cw12.j9", 0x10000, 0x2000, CRC(9776974e) SHA1(7e944379c3ff3211c84bd4b48cebbd52c586ff88) ) + ROM_LOAD( "cw14.j12", 0x20000, 0x2000, CRC(5f77e84d) SHA1(ef7a53ad40ef5d3b7ceecb174099b8f2adfda92e) ) + ROM_LOAD( "cw16.j15", 0x30000, 0x2000, CRC(ebed04d3) SHA1(df5484ab44ddf91fddbb895606875b6733b03a51) ) + + ROM_REGION( 0x200, "proms", 0 ) + ROM_LOAD( "mb7118h.k7", 0x0000, 0x100, CRC(4a7c187a) SHA1(2463ed582b77252a798b946cc831c4edd6e6b31f) ) + ROM_LOAD( "6301-in.k6", 0x0100, 0x100, CRC(cc9c7d43) SHA1(707fcc9579bae4233903142efa7dfee7d463ae9a) ) + + ROM_REGION( 0x0300, "plds", 0 ) + ROM_LOAD( "pal10h8.f12", 0x0000, 0x002c, NO_DUMP ) + ROM_LOAD( "pal10h8.e14", 0x0100, 0x002c, NO_DUMP ) /* PAL is read protected */ + ROM_LOAD( "pal12l6.f17", 0x0200, 0x0034, NO_DUMP ) +ROM_END + +ROM_START( zerotrgta ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "ct01-s.4c", 0x8000, 0x8000, CRC(b35a16cb) SHA1(49581324c3e3d5219f0512d08a40161185368b10) ) + + ROM_REGION( 0x10000, "subcpu", 0 ) + ROM_LOAD( "ct08.16a", 0x4000, 0x4000, CRC(7e8db408) SHA1(2ae407d15645753a2a0d691c9f1cf1eb383d3e8a) ) + ROM_LOAD( "cty07.14a", 0x8000, 0x4000, CRC(119b6211) SHA1(2042f06387d34fad6b63bcb8ac6f9b06377f634d) ) + ROM_LOAD( "ct06.13a", 0xc000, 0x4000, CRC(bce5adad) SHA1(86c4eef0d68679a24bab6460b49640a498f32ecd) ) + + ROM_REGION( 0x10000, "audiocpu", 0 ) + ROM_LOAD( "ct00.1c", 0xe000, 0x2000, CRC(ae091b6c) SHA1(8b3a1c0acbfa56f05bcf65677f85d70c8c9640d6) ) + + ROM_REGION( 0x04000, "gfx1", 0 ) /* Characters */ + ROM_LOAD( "ct05.16h", 0x00000, 0x4000, CRC(e7a24404) SHA1(a8a33118d4f09b77cfd7e6e9f486b250078b21bc) ) + + ROM_REGION( 0x18000, "gfx2", 0 ) /* Sprites */ + ROM_LOAD( "ct02.14c", 0x00000, 0x8000, CRC(d2a0bb72) SHA1(ee060f8db0b1fa1ba1034bf94cf44ff6820660bd) ) + ROM_LOAD( "ct03.15c", 0x08000, 0x8000, CRC(79f2be20) SHA1(62cf55d9163d522b7cb0e760f0d5662c529a22e9) ) + ROM_LOAD( "ct04.17c", 0x10000, 0x8000, CRC(1037cce8) SHA1(11e49e29f9b60fbf36a301a566f233eb6150d519) ) + + ROM_REGION( 0x80000, "gfx3", 0 ) /* Tiles */ + ROM_LOAD( "ct09.4j", 0x00000, 0x4000, CRC(8c859d41) SHA1(8095e83de81d2c9f270a303322ddf84568e3d37a) ) + ROM_LOAD( "ct11.7j", 0x10000, 0x4000, CRC(5da2d9d8) SHA1(d2cfdbf892bce3667545568998aa03bfd03155c5) ) + ROM_LOAD( "ct13.10j", 0x20000, 0x4000, CRC(b004cedd) SHA1(2a503ea14c66805b37f25096ecfec19a07cdc387) ) + ROM_LOAD( "ct15.13j", 0x30000, 0x4000, CRC(4473fe66) SHA1(0accbcb801f58df410af305a87a960e526f8a25a) ) + /* roms from "gfx4" are expanded here */ + + ROM_REGION( 0x40000, "gfx4", 0 ) /* Tiles */ + ROM_LOAD( "ct10.6j", 0x00000, 0x2000, CRC(16073975) SHA1(124128db649116d675503b03310ebbd919d5a837) ) + ROM_LOAD( "ct12.9j", 0x10000, 0x2000, CRC(9776974e) SHA1(7e944379c3ff3211c84bd4b48cebbd52c586ff88) ) + ROM_LOAD( "ct14.12j", 0x20000, 0x2000, CRC(5f77e84d) SHA1(ef7a53ad40ef5d3b7ceecb174099b8f2adfda92e) ) + ROM_LOAD( "ct16.15j", 0x30000, 0x2000, CRC(ebed04d3) SHA1(df5484ab44ddf91fddbb895606875b6733b03a51) ) + + ROM_REGION( 0x200, "proms", 0 ) + ROM_LOAD( "mb7118h.7k", 0x0000, 0x100, CRC(4a7c187a) SHA1(2463ed582b77252a798b946cc831c4edd6e6b31f) ) + ROM_LOAD( "mb7052.6k", 0x0100, 0x100, CRC(cc9c7d43) SHA1(707fcc9579bae4233903142efa7dfee7d463ae9a) ) + + ROM_REGION( 0x0300, "plds", 0 ) + ROM_LOAD( "pal10h8.12f", 0x0000, 0x002c, CRC(173f9798) SHA1(8b0b0314d25a70e098df5d93191669738d3e57af) ) + ROM_LOAD( "pal10h8.14e", 0x0100, 0x002c, NO_DUMP ) /* PAL is read protected */ + ROM_LOAD( "pal12l6.17f", 0x0200, 0x0034, CRC(29b7e869) SHA1(85bdb6872d148c393c4cd98872b4920444394620) ) +ROM_END + +ROM_START( gekitsui ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "ct01", 0x8000, 0x8000, CRC(d3d82d8d) SHA1(c175c626d4cb89a2d82740c04892092db6faf616) ) + + ROM_REGION( 0x10000, "subcpu", 0 ) + ROM_LOAD( "ct08.16a", 0x4000, 0x4000, CRC(7e8db408) SHA1(2ae407d15645753a2a0d691c9f1cf1eb383d3e8a) ) + ROM_LOAD( "cty07.14a", 0x8000, 0x4000, CRC(119b6211) SHA1(2042f06387d34fad6b63bcb8ac6f9b06377f634d) ) + ROM_LOAD( "ct06.13a", 0xc000, 0x4000, CRC(bce5adad) SHA1(86c4eef0d68679a24bab6460b49640a498f32ecd) ) + + ROM_REGION( 0x10000, "audiocpu", 0 ) + ROM_LOAD( "ct00.1c", 0xe000, 0x2000, CRC(ae091b6c) SHA1(8b3a1c0acbfa56f05bcf65677f85d70c8c9640d6) ) + + ROM_REGION( 0x04000, "gfx1", 0 ) + ROM_LOAD( "ct05", 0x00000, 0x4000, CRC(b9e997a1) SHA1(5891cb0984bf4a1ccd80ef338c47e3d5705a1331) ) /* Characters */ + + ROM_REGION( 0x18000, "gfx2", 0 ) /* Sprites */ + ROM_LOAD( "ct02.14c", 0x00000, 0x8000, CRC(d2a0bb72) SHA1(ee060f8db0b1fa1ba1034bf94cf44ff6820660bd) ) + ROM_LOAD( "ct03.15c", 0x08000, 0x8000, CRC(79f2be20) SHA1(62cf55d9163d522b7cb0e760f0d5662c529a22e9) ) + ROM_LOAD( "ct04.17c", 0x10000, 0x8000, CRC(1037cce8) SHA1(11e49e29f9b60fbf36a301a566f233eb6150d519) ) + + ROM_REGION( 0x80000, "gfx3", 0 ) /* Tiles */ + ROM_LOAD( "ct09.4j", 0x00000, 0x4000, CRC(8c859d41) SHA1(8095e83de81d2c9f270a303322ddf84568e3d37a) ) + ROM_LOAD( "ct11.7j", 0x10000, 0x4000, CRC(5da2d9d8) SHA1(d2cfdbf892bce3667545568998aa03bfd03155c5) ) + ROM_LOAD( "ct13.10j", 0x20000, 0x4000, CRC(b004cedd) SHA1(2a503ea14c66805b37f25096ecfec19a07cdc387) ) + ROM_LOAD( "ct15.13j", 0x30000, 0x4000, CRC(4473fe66) SHA1(0accbcb801f58df410af305a87a960e526f8a25a) ) + /* roms from "gfx4" are expanded here */ + + ROM_REGION( 0x40000, "gfx4", 0 ) /* Tiles */ + ROM_LOAD( "ct10.6j", 0x00000, 0x2000, CRC(16073975) SHA1(124128db649116d675503b03310ebbd919d5a837) ) + ROM_LOAD( "ct12.9j", 0x10000, 0x2000, CRC(9776974e) SHA1(7e944379c3ff3211c84bd4b48cebbd52c586ff88) ) + ROM_LOAD( "ct14.12j", 0x20000, 0x2000, CRC(5f77e84d) SHA1(ef7a53ad40ef5d3b7ceecb174099b8f2adfda92e) ) + ROM_LOAD( "ct16.15j", 0x30000, 0x2000, CRC(ebed04d3) SHA1(df5484ab44ddf91fddbb895606875b6733b03a51) ) + + ROM_REGION( 0x200, "proms", 0 ) + ROM_LOAD( "mb7118h.7k", 0x0000, 0x100, CRC(4a7c187a) SHA1(2463ed582b77252a798b946cc831c4edd6e6b31f) ) + ROM_LOAD( "mb7052.6k", 0x0100, 0x100, CRC(cc9c7d43) SHA1(707fcc9579bae4233903142efa7dfee7d463ae9a) ) + + ROM_REGION( 0x0300, "plds", 0 ) + ROM_LOAD( "pal10h8.12f", 0x0000, 0x002c, CRC(173f9798) SHA1(8b0b0314d25a70e098df5d93191669738d3e57af) ) + ROM_LOAD( "pal10h8.14e", 0x0100, 0x002c, NO_DUMP ) /* PAL is read protected */ + ROM_LOAD( "pal12l6.17f", 0x0200, 0x0034, CRC(29b7e869) SHA1(85bdb6872d148c393c4cd98872b4920444394620) ) +ROM_END + +/***************************************************************************/ + +static void zerotrgt_rearrange_gfx( running_machine &machine, int romsize, int romarea ) +{ + UINT8 *src = machine.region("gfx4")->base(); + UINT8 *dst = machine.region("gfx3")->base(); + int rm; + int cnt1; + + dst += romarea * 4; + + for (rm = 0; rm < 4; rm++) + { + for (cnt1 = 0; cnt1 < romsize; cnt1++) + { + dst[rm * romarea + cnt1] = (src[rm * romarea + cnt1] & 0x0f); + dst[rm * romarea + cnt1 + romsize] = (src[rm * romarea + cnt1] & 0xf0) >> 4; + } + } +} + +#if 0 +static DRIVER_INIT( cntsteer ) +{ + UINT8 *RAM = machine.region("subcpu")->base(); + + RAM[0xc2cf] = 0x43; /* Patch out Cpu 1 ram test - it never ends..?! */ + RAM[0xc2d0] = 0x43; + RAM[0xc2f1] = 0x43; + RAM[0xc2f2] = 0x43; + + zerotrgt_rearrange_gfx(machine, 0x02000, 0x10000); +} +#endif + +static DRIVER_INIT( zerotrgt ) +{ + zerotrgt_rearrange_gfx(machine, 0x02000, 0x10000); +} + + +/***************************************************************************/ + +GAME( 1985, zerotrgt, 0, zerotrgt, zerotrgt, zerotrgt, ROT0, "Data East Corporation", "Zero Target (World, CW)", GAME_IMPERFECT_GRAPHICS|GAME_IMPERFECT_SOUND|GAME_NO_COCKTAIL|GAME_NOT_WORKING|GAME_SUPPORTS_SAVE ) +GAME( 1985, zerotrgta, zerotrgt, zerotrgt, zerotrgta, zerotrgt, ROT0, "Data East Corporation", "Zero Target (World, CT)", GAME_IMPERFECT_GRAPHICS|GAME_IMPERFECT_SOUND|GAME_NO_COCKTAIL|GAME_NOT_WORKING|GAME_SUPPORTS_SAVE ) +GAME( 1985, gekitsui, zerotrgt, zerotrgt, zerotrgta, zerotrgt, ROT0, "Data East Corporation", "Gekitsui Oh (Japan)", GAME_IMPERFECT_GRAPHICS|GAME_IMPERFECT_SOUND|GAME_NO_COCKTAIL|GAME_NOT_WORKING|GAME_SUPPORTS_SAVE ) +GAME( 1985, cntsteer, 0, cntsteer, cntsteer, zerotrgt, ROT270, "Data East Corporation", "Counter Steer (Japan)", GAME_IMPERFECT_GRAPHICS|GAME_IMPERFECT_SOUND|GAME_WRONG_COLORS|GAME_NO_COCKTAIL|GAME_NOT_WORKING|GAME_SUPPORTS_SAVE ) |