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Added driver data struct and save states to btime.c and scregg.c

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This commit is contained in:
Fabio Priuli 2009-11-27 10:09:27 +00:00
parent 5ea417d583
commit 832b946cc5
5 changed files with 671 additions and 510 deletions
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382
src/mame/drivers/btime.c
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@ -143,11 +143,11 @@ A few notes:
#include "sound/discrete.h" #include "sound/discrete.h"
#include "includes/btime.h" #include "includes/btime.h"
#define MASTER_CLOCK XTAL_12MHz #define MASTER_CLOCK XTAL_12MHz
#define HCLK (MASTER_CLOCK/2) #define HCLK (MASTER_CLOCK/2)
#define HCLK1 (HCLK/2) #define HCLK1 (HCLK/2)
#define HCLK2 (HCLK1/2) #define HCLK2 (HCLK1/2)
#define HCLK4 (HCLK2/2) #define HCLK4 (HCLK2/2)
enum enum
@ -157,67 +157,58 @@ enum
AUDIO_ENABLE_AY8910 /* via ay-8910 port A */ AUDIO_ENABLE_AY8910 /* via ay-8910 port A */
}; };
static WRITE8_HANDLER( audio_command_w ); static WRITE8_HANDLER( audio_command_w );
static READ8_HANDLER( audio_command_r ); static READ8_HANDLER( audio_command_r );
static READ8_HANDLER( zoar_dsw1_read ); static READ8_HANDLER( zoar_dsw1_read );
static UINT8 *decrypted; static UINT8 *decrypted;
static UINT8 *rambase;
static UINT8 *audio_rambase;
static UINT8 audio_nmi_enable_type;
static UINT8 audio_nmi_enabled;
static UINT8 audio_nmi_state;
static MACHINE_START( btime )
{
/* by default, the audio NMI is disabled, except for bootlegs which don't use the enable */
audio_nmi_enabled = (audio_nmi_enable_type == AUDIO_ENABLE_NONE);
}
static WRITE8_HANDLER( audio_nmi_enable_w ) static WRITE8_HANDLER( audio_nmi_enable_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
/* for most games, this serves as the NMI enable for the audio CPU; however, /* for most games, this serves as the NMI enable for the audio CPU; however,
lnc and disco use bit 0 of the first AY-8910's port A instead; many other lnc and disco use bit 0 of the first AY-8910's port A instead; many other
games also write there in addition to this address */ games also write there in addition to this address */
if (audio_nmi_enable_type == AUDIO_ENABLE_DIRECT) if (state->audio_nmi_enable_type == AUDIO_ENABLE_DIRECT)
{ {
audio_nmi_enabled = data & 1; state->audio_nmi_enabled = data & 1;
cputag_set_input_line(space->machine, "audiocpu", INPUT_LINE_NMI, (audio_nmi_enabled && audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE); cpu_set_input_line(state->audiocpu, INPUT_LINE_NMI, (state->audio_nmi_enabled && state->audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE);
} }
} }
static WRITE8_DEVICE_HANDLER( ay_audio_nmi_enable_w ) static WRITE8_DEVICE_HANDLER( ay_audio_nmi_enable_w )
{ {
btime_state *state = (btime_state *)device->machine->driver_data;
/* port A bit 0, when 1, inhibits the NMI */ /* port A bit 0, when 1, inhibits the NMI */
if (audio_nmi_enable_type == AUDIO_ENABLE_AY8910) if (state->audio_nmi_enable_type == AUDIO_ENABLE_AY8910)
{ {
audio_nmi_enabled = ~data & 1; state->audio_nmi_enabled = ~data & 1;
cputag_set_input_line(device->machine, "audiocpu", INPUT_LINE_NMI, (audio_nmi_enabled && audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE); cpu_set_input_line(state->audiocpu, INPUT_LINE_NMI, (state->audio_nmi_enabled && state->audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE);
} }
} }
static TIMER_DEVICE_CALLBACK( audio_nmi_gen ) static TIMER_DEVICE_CALLBACK( audio_nmi_gen )
{ {
btime_state *state = (btime_state *)timer->machine->driver_data;
int scanline = param; int scanline = param;
audio_nmi_state = scanline & 8; state->audio_nmi_state = scanline & 8;
cputag_set_input_line(timer->machine, "audiocpu", INPUT_LINE_NMI, (audio_nmi_enabled && audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE); cpu_set_input_line(state->audiocpu, INPUT_LINE_NMI, (state->audio_nmi_enabled && state->audio_nmi_state) ? ASSERT_LINE : CLEAR_LINE);
} }
INLINE UINT8 swap_bits_5_6(UINT8 data) INLINE UINT8 swap_bits_5_6(UINT8 data)
{ {
return BITSWAP8(data,7,5,6,4,3,2,1,0); return BITSWAP8(data,7,5,6,4,3,2,1,0);
} }
static void btime_decrypt(const address_space *space) static void btime_decrypt( const address_space *space )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
UINT8 *src, *src1; UINT8 *src, *src1;
int addr, addr1; int addr, addr1;
@ -233,12 +224,12 @@ static void btime_decrypt(const address_space *space)
/* however if the previous instruction was JSR (which caused a write to */ /* however if the previous instruction was JSR (which caused a write to */
/* the stack), fetch the address of the next instruction. */ /* the stack), fetch the address of the next instruction. */
addr1 = cpu_get_previouspc(space->cpu); addr1 = cpu_get_previouspc(space->cpu);
src1 = (addr1 < 0x9000) ? rambase : memory_region(space->machine, "maincpu"); src1 = (addr1 < 0x9000) ? state->rambase : memory_region(space->machine, "maincpu");
if (decrypted[addr1] == 0x20) /* JSR $xxxx */ if (decrypted[addr1] == 0x20) /* JSR $xxxx */
addr = src1[addr1+1] + 256 * src1[addr1+2]; addr = src1[addr1 + 1] + 256 * src1[addr1 + 2];
/* If the address of the next instruction is xxxx xxx1 xxxx x1xx, decode it. */ /* If the address of the next instruction is xxxx xxx1 xxxx x1xx, decode it. */
src = (addr < 0x9000) ? rambase : memory_region(space->machine, "maincpu"); src = (addr < 0x9000) ? state->rambase : memory_region(space->machine, "maincpu");
if ((addr & 0x0104) == 0x0104) if ((addr & 0x0104) == 0x0104)
{ {
/* 76543210 -> 65342710 bit rotation */ /* 76543210 -> 65342710 bit rotation */
@ -248,18 +239,20 @@ static void btime_decrypt(const address_space *space)
static WRITE8_HANDLER( lnc_w ) static WRITE8_HANDLER( lnc_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
if (offset <= 0x3bff) ; if (offset <= 0x3bff) ;
else if (offset >= 0x3c00 && offset <= 0x3fff) { lnc_videoram_w(space,offset - 0x3c00,data); return; } else if (offset >= 0x3c00 && offset <= 0x3fff) { lnc_videoram_w(space, offset - 0x3c00, data); return; }
else if (offset >= 0x7c00 && offset <= 0x7fff) { lnc_mirrorvideoram_w(space,offset - 0x7c00,data); return; } else if (offset >= 0x7c00 && offset <= 0x7fff) { lnc_mirrorvideoram_w(space, offset - 0x7c00, data); return; }
else if (offset == 0x8000) { return; } /* AM_NOP */ else if (offset == 0x8000) { return; } /* AM_NOP */
else if (offset == 0x8001) { bnj_video_control_w(space,0,data); return; } else if (offset == 0x8001) { bnj_video_control_w(space, 0, data); return; }
else if (offset == 0x8003) ; else if (offset == 0x8003) ;
else if (offset == 0x9000) { return; } /* AM_NOP */ else if (offset == 0x9000) { return; } /* AM_NOP */
else if (offset == 0x9002) { audio_command_w(space,0,data); return; } else if (offset == 0x9002) { audio_command_w(space, 0, data); return; }
else if (offset >= 0xb000 && offset <= 0xb1ff) ; else if (offset >= 0xb000 && offset <= 0xb1ff) ;
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset); else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
rambase[offset] = data; state->rambase[offset] = data;
/* Swap bits 5 & 6 for opcodes */ /* Swap bits 5 & 6 for opcodes */
decrypted[offset] = swap_bits_5_6(data); decrypted[offset] = swap_bits_5_6(data);
@ -267,17 +260,19 @@ static WRITE8_HANDLER( lnc_w )
static WRITE8_HANDLER( mmonkey_w ) static WRITE8_HANDLER( mmonkey_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
if (offset <= 0x3bff) ; if (offset <= 0x3bff) ;
else if (offset >= 0x3c00 && offset <= 0x3fff) { lnc_videoram_w(space,offset - 0x3c00,data); return; } else if (offset >= 0x3c00 && offset <= 0x3fff) { lnc_videoram_w(space, offset - 0x3c00, data); return; }
else if (offset >= 0x7c00 && offset <= 0x7fff) { lnc_mirrorvideoram_w(space,offset - 0x7c00,data); return; } else if (offset >= 0x7c00 && offset <= 0x7fff) { lnc_mirrorvideoram_w(space, offset - 0x7c00, data); return; }
else if (offset == 0x8001) { bnj_video_control_w(space,0,data); return; } else if (offset == 0x8001) { bnj_video_control_w(space, 0, data); return; }
else if (offset == 0x8003) ; else if (offset == 0x8003) ;
else if (offset == 0x9000) { return; } /* AM_NOP */ else if (offset == 0x9000) { return; } /* AM_NOP */
else if (offset == 0x9002) { audio_command_w(space,0,data); return; } else if (offset == 0x9002) { audio_command_w(space, 0, data); return; }
else if (offset >= 0xb000 && offset <= 0xbfff) { mmonkey_protection_w(space,offset - 0xb000, data); return; } else if (offset >= 0xb000 && offset <= 0xbfff) { mmonkey_protection_w(space, offset - 0xb000, data); return; }
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset); else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
rambase[offset] = data; state->rambase[offset] = data;
/* Swap bits 5 & 6 for opcodes */ /* Swap bits 5 & 6 for opcodes */
decrypted[offset] = swap_bits_5_6(data); decrypted[offset] = swap_bits_5_6(data);
@ -285,69 +280,76 @@ static WRITE8_HANDLER( mmonkey_w )
static WRITE8_HANDLER( btime_w ) static WRITE8_HANDLER( btime_w )
{ {
if (offset <= 0x07ff) ; btime_state *state = (btime_state *)space->machine->driver_data;
else if (offset >= 0x0c00 && offset <= 0x0c0f) btime_paletteram_w(space,offset - 0x0c00,data);
else if (offset >= 0x1000 && offset <= 0x17ff) ;
else if (offset >= 0x1800 && offset <= 0x1bff) btime_mirrorvideoram_w(space,offset - 0x1800,data);
else if (offset >= 0x1c00 && offset <= 0x1fff) btime_mirrorcolorram_w(space,offset - 0x1c00,data);
else if (offset == 0x4002) btime_video_control_w(space,0,data);
else if (offset == 0x4003) audio_command_w(space,0,data);
else if (offset == 0x4004) bnj_scroll1_w(space,0,data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset);
rambase[offset] = data; if (offset <= 0x07ff) ;
else if (offset >= 0x0c00 && offset <= 0x0c0f) btime_paletteram_w(space, offset - 0x0c00, data);
else if (offset >= 0x1000 && offset <= 0x17ff) ;
else if (offset >= 0x1800 && offset <= 0x1bff) btime_mirrorvideoram_w(space, offset - 0x1800, data);
else if (offset >= 0x1c00 && offset <= 0x1fff) btime_mirrorcolorram_w(space, offset - 0x1c00, data);
else if (offset == 0x4002) btime_video_control_w(space, 0, data);
else if (offset == 0x4003) audio_command_w(space, 0, data);
else if (offset == 0x4004) bnj_scroll1_w(space, 0, data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
state->rambase[offset] = data;
btime_decrypt(space); btime_decrypt(space);
} }
static WRITE8_HANDLER( tisland_w ) static WRITE8_HANDLER( tisland_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
if (offset <= 0x07ff) ; if (offset <= 0x07ff) ;
else if (offset >= 0x0c00 && offset <= 0x0c0f) btime_paletteram_w(space,offset - 0x0c00,data); else if (offset >= 0x0c00 && offset <= 0x0c0f) btime_paletteram_w(space, offset - 0x0c00, data);
else if (offset >= 0x1000 && offset <= 0x17ff) ; else if (offset >= 0x1000 && offset <= 0x17ff) ;
else if (offset >= 0x1800 && offset <= 0x1bff) btime_mirrorvideoram_w(space,offset - 0x1800,data); else if (offset >= 0x1800 && offset <= 0x1bff) btime_mirrorvideoram_w(space, offset - 0x1800, data);
else if (offset >= 0x1c00 && offset <= 0x1fff) btime_mirrorcolorram_w(space,offset - 0x1c00,data); else if (offset >= 0x1c00 && offset <= 0x1fff) btime_mirrorcolorram_w(space, offset - 0x1c00, data);
else if (offset == 0x4002) btime_video_control_w(space,0,data); else if (offset == 0x4002) btime_video_control_w(space, 0, data);
else if (offset == 0x4003) audio_command_w(space,0,data); else if (offset == 0x4003) audio_command_w(space, 0, data);
else if (offset == 0x4004) bnj_scroll1_w(space,0,data); else if (offset == 0x4004) bnj_scroll1_w(space, 0, data);
else if (offset == 0x4005) bnj_scroll2_w(space,0,data); else if (offset == 0x4005) bnj_scroll2_w(space, 0, data);
// else if (offset == 0x8000) btime_video_control_w(space,0,data); // else if (offset == 0x8000) btime_video_control_w(space,0,data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset); else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
state->rambase[offset] = data;
rambase[offset] = data;
btime_decrypt(space); btime_decrypt(space);
} }
static WRITE8_HANDLER( zoar_w ) static WRITE8_HANDLER( zoar_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
if (offset <= 0x07ff) ; if (offset <= 0x07ff) ;
else if (offset >= 0x8000 && offset <= 0x87ff) ; else if (offset >= 0x8000 && offset <= 0x87ff) ;
else if (offset >= 0x8800 && offset <= 0x8bff) btime_mirrorvideoram_w(space,offset - 0x8800,data); else if (offset >= 0x8800 && offset <= 0x8bff) btime_mirrorvideoram_w(space, offset - 0x8800, data);
else if (offset >= 0x8c00 && offset <= 0x8fff) btime_mirrorcolorram_w(space,offset - 0x8c00,data); else if (offset >= 0x8c00 && offset <= 0x8fff) btime_mirrorcolorram_w(space, offset - 0x8c00, data);
else if (offset == 0x9000) zoar_video_control_w(space,0, data); else if (offset == 0x9000) zoar_video_control_w(space, 0, data);
else if (offset >= 0x9800 && offset <= 0x9803) ; else if (offset >= 0x9800 && offset <= 0x9803) ;
else if (offset == 0x9804) bnj_scroll2_w(space,0,data); else if (offset == 0x9804) bnj_scroll2_w(space, 0, data);
else if (offset == 0x9805) bnj_scroll1_w(space,0,data); else if (offset == 0x9805) bnj_scroll1_w(space, 0, data);
else if (offset == 0x9806) audio_command_w(space,0,data); else if (offset == 0x9806) audio_command_w(space, 0, data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset); else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
rambase[offset] = data; state->rambase[offset] = data;
btime_decrypt(space); btime_decrypt(space);
} }
static WRITE8_HANDLER( disco_w ) static WRITE8_HANDLER( disco_w )
{ {
if (offset <= 0x04ff) ; btime_state *state = (btime_state *)space->machine->driver_data;
else if (offset >= 0x2000 && offset <= 0x7fff) deco_charram_w(space,offset - 0x2000,data);
else if (offset >= 0x8000 && offset <= 0x881f) ;
else if (offset == 0x9a00) audio_command_w(space,0,data);
else if (offset == 0x9c00) disco_video_control_w(space,0,data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n",space->cpu->tag,cpu_get_pc(space->cpu),data,offset);
rambase[offset] = data; if (offset <= 0x04ff) ;
else if (offset >= 0x2000 && offset <= 0x7fff) deco_charram_w(space, offset - 0x2000, data);
else if (offset >= 0x8000 && offset <= 0x881f) ;
else if (offset == 0x9a00) audio_command_w(space, 0, data);
else if (offset == 0x9c00) disco_video_control_w(space, 0, data);
else logerror("CPU '%s' PC %04x: warning - write %02x to unmapped memory address %04x\n", space->cpu->tag, cpu_get_pc(space->cpu), data, offset);
state->rambase[offset] = data;
btime_decrypt(space); btime_decrypt(space);
} }
@ -356,10 +358,10 @@ static WRITE8_HANDLER( disco_w )
static ADDRESS_MAP_START( btime_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( btime_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(btime_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(btime_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x0c00, 0x0c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram) AM_RANGE(0x0c00, 0x0c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram)
AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w) AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w)
AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w) AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w)
AM_RANGE(0x4000, 0x4000) AM_READ_PORT("P1") AM_WRITENOP AM_RANGE(0x4000, 0x4000) AM_READ_PORT("P1") AM_WRITENOP
@ -371,15 +373,15 @@ static ADDRESS_MAP_START( btime_map, ADDRESS_SPACE_PROGRAM, 8 )
ADDRESS_MAP_END ADDRESS_MAP_END
static ADDRESS_MAP_START( cookrace_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( cookrace_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x03ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x03ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x0500, 0x3fff) AM_ROM AM_RANGE(0x0500, 0x3fff) AM_ROM
AM_RANGE(0xc000, 0xc3ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0xc000, 0xc3ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0xc400, 0xc7ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0xc400, 0xc7ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0xc800, 0xcbff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w) AM_RANGE(0xc800, 0xcbff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w)
AM_RANGE(0xcc00, 0xcfff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w) AM_RANGE(0xcc00, 0xcfff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w)
AM_RANGE(0xd000, 0xd0ff) AM_RAM /* background? */ AM_RANGE(0xd000, 0xd0ff) AM_RAM /* background? */
AM_RANGE(0xd100, 0xd3ff) AM_RAM /* ? */ AM_RANGE(0xd100, 0xd3ff) AM_RAM /* ? */
AM_RANGE(0xd400, 0xd7ff) AM_RAM AM_BASE(&bnj_backgroundram) AM_SIZE(&bnj_backgroundram_size) AM_RANGE(0xd400, 0xd7ff) AM_RAM AM_BASE_MEMBER(btime_state, bnj_backgroundram) AM_SIZE_MEMBER(btime_state, bnj_backgroundram_size)
AM_RANGE(0xe000, 0xe000) AM_READ_PORT("DSW1") AM_WRITE(bnj_video_control_w) AM_RANGE(0xe000, 0xe000) AM_READ_PORT("DSW1") AM_WRITE(bnj_video_control_w)
AM_RANGE(0xe300, 0xe300) AM_READ_PORT("DSW1") /* mirror address used on high score name entry */ AM_RANGE(0xe300, 0xe300) AM_READ_PORT("DSW1") /* mirror address used on high score name entry */
/* screen */ /* screen */
@ -393,10 +395,10 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( tisland_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( tisland_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(tisland_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(tisland_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x0c00, 0x0c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram) AM_RANGE(0x0c00, 0x0c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram)
AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w) AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w)
AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w) AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w)
AM_RANGE(0x4000, 0x4000) AM_READ_PORT("P1") AM_WRITENOP AM_RANGE(0x4000, 0x4000) AM_READ_PORT("P1") AM_WRITENOP
@ -411,9 +413,9 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( zoar_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( zoar_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(zoar_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(zoar_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x8000, 0x83ff) AM_WRITEONLY AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x8000, 0x83ff) AM_WRITEONLY AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x8400, 0x87ff) AM_WRITEONLY AM_BASE(&btime_colorram) AM_RANGE(0x8400, 0x87ff) AM_WRITEONLY AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x8800, 0x8bff) AM_WRITE(btime_mirrorvideoram_w) AM_RANGE(0x8800, 0x8bff) AM_WRITE(btime_mirrorvideoram_w)
AM_RANGE(0x8c00, 0x8fff) AM_WRITE(btime_mirrorcolorram_w) AM_RANGE(0x8c00, 0x8fff) AM_WRITE(btime_mirrorcolorram_w)
AM_RANGE(0x9000, 0x9000) AM_WRITE(zoar_video_control_w) AM_RANGE(0x9000, 0x9000) AM_WRITE(zoar_video_control_w)
@ -421,7 +423,7 @@ static ADDRESS_MAP_START( zoar_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x9801, 0x9801) AM_READ_PORT("DSW2") AM_RANGE(0x9801, 0x9801) AM_READ_PORT("DSW2")
AM_RANGE(0x9802, 0x9802) AM_READ_PORT("P1") AM_RANGE(0x9802, 0x9802) AM_READ_PORT("P1")
AM_RANGE(0x9803, 0x9803) AM_READ_PORT("P2") AM_RANGE(0x9803, 0x9803) AM_READ_PORT("P2")
AM_RANGE(0x9800, 0x9803) AM_WRITEONLY AM_BASE(&zoar_scrollram) AM_RANGE(0x9800, 0x9803) AM_WRITEONLY AM_BASE_MEMBER(btime_state, zoar_scrollram)
AM_RANGE(0x9804, 0x9804) AM_READ_PORT("SYSTEM") AM_WRITE(bnj_scroll2_w) AM_RANGE(0x9804, 0x9804) AM_READ_PORT("SYSTEM") AM_WRITE(bnj_scroll2_w)
AM_RANGE(0x9805, 0x9805) AM_WRITE(bnj_scroll1_w) AM_RANGE(0x9805, 0x9805) AM_WRITE(bnj_scroll1_w)
AM_RANGE(0x9806, 0x9806) AM_WRITE(audio_command_w) AM_RANGE(0x9806, 0x9806) AM_WRITE(audio_command_w)
@ -431,13 +433,13 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( lnc_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( lnc_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(lnc_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(lnc_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x3bff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x3bff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x3c00, 0x3fff) AM_RAM_WRITE(lnc_videoram_w) AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x3c00, 0x3fff) AM_RAM_WRITE(lnc_videoram_w) AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x7800, 0x7bff) AM_WRITEONLY AM_BASE(&btime_colorram) /* this is just here to initialize the pointer */ AM_RANGE(0x7800, 0x7bff) AM_WRITEONLY AM_BASE_MEMBER(btime_state, colorram) /* this is just here to initialize the pointer */
AM_RANGE(0x7c00, 0x7fff) AM_READWRITE(btime_mirrorvideoram_r, lnc_mirrorvideoram_w) AM_RANGE(0x7c00, 0x7fff) AM_READWRITE(btime_mirrorvideoram_r, lnc_mirrorvideoram_w)
AM_RANGE(0x8000, 0x8000) AM_READ_PORT("DSW1") AM_WRITENOP /* ??? */ AM_RANGE(0x8000, 0x8000) AM_READ_PORT("DSW1") AM_WRITENOP /* ??? */
AM_RANGE(0x8001, 0x8001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w) AM_RANGE(0x8001, 0x8001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w)
AM_RANGE(0x8003, 0x8003) AM_WRITEONLY AM_BASE(&lnc_charbank) AM_RANGE(0x8003, 0x8003) AM_WRITEONLY AM_BASE_MEMBER(btime_state, lnc_charbank)
AM_RANGE(0x9000, 0x9000) AM_READ_PORT("P1") AM_WRITENOP /* IRQ ack??? */ AM_RANGE(0x9000, 0x9000) AM_READ_PORT("P1") AM_WRITENOP /* IRQ ack??? */
AM_RANGE(0x9001, 0x9001) AM_READ_PORT("P2") AM_RANGE(0x9001, 0x9001) AM_READ_PORT("P2")
AM_RANGE(0x9002, 0x9002) AM_READ_PORT("SYSTEM") AM_WRITE(audio_command_w) AM_RANGE(0x9002, 0x9002) AM_READ_PORT("SYSTEM") AM_WRITE(audio_command_w)
@ -448,13 +450,13 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( mmonkey_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( mmonkey_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(mmonkey_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(mmonkey_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x3bff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x3bff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x3c00, 0x3fff) AM_RAM_WRITE(lnc_videoram_w) AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x3c00, 0x3fff) AM_RAM_WRITE(lnc_videoram_w) AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x7800, 0x7bff) AM_WRITEONLY AM_BASE(&btime_colorram) /* this is just here to initialize the pointer */ AM_RANGE(0x7800, 0x7bff) AM_WRITEONLY AM_BASE_MEMBER(btime_state, colorram) /* this is just here to initialize the pointer */
AM_RANGE(0x7c00, 0x7fff) AM_READWRITE(btime_mirrorvideoram_r, lnc_mirrorvideoram_w) AM_RANGE(0x7c00, 0x7fff) AM_READWRITE(btime_mirrorvideoram_r, lnc_mirrorvideoram_w)
AM_RANGE(0x8000, 0x8000) AM_READ_PORT("DSW1") AM_RANGE(0x8000, 0x8000) AM_READ_PORT("DSW1")
AM_RANGE(0x8001, 0x8001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w) AM_RANGE(0x8001, 0x8001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w)
AM_RANGE(0x8003, 0x8003) AM_WRITEONLY AM_BASE(&lnc_charbank) AM_RANGE(0x8003, 0x8003) AM_WRITEONLY AM_BASE_MEMBER(btime_state, lnc_charbank)
AM_RANGE(0x9000, 0x9000) AM_READ_PORT("P1") AM_WRITENOP /* IRQ ack??? */ AM_RANGE(0x9000, 0x9000) AM_READ_PORT("P1") AM_WRITENOP /* IRQ ack??? */
AM_RANGE(0x9001, 0x9001) AM_READ_PORT("P2") AM_RANGE(0x9001, 0x9001) AM_READ_PORT("P2")
AM_RANGE(0x9002, 0x9002) AM_READ_PORT("SYSTEM") AM_WRITE(audio_command_w) AM_RANGE(0x9002, 0x9002) AM_READ_PORT("SYSTEM") AM_WRITE(audio_command_w)
@ -463,17 +465,17 @@ static ADDRESS_MAP_START( mmonkey_map, ADDRESS_SPACE_PROGRAM, 8 )
ADDRESS_MAP_END ADDRESS_MAP_END
static ADDRESS_MAP_START( bnj_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( bnj_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x07ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x1000, 0x1000) AM_READ_PORT("DSW1") AM_RANGE(0x1000, 0x1000) AM_READ_PORT("DSW1")
AM_RANGE(0x1001, 0x1001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w) AM_RANGE(0x1001, 0x1001) AM_READ_PORT("DSW2") AM_WRITE(bnj_video_control_w)
AM_RANGE(0x1002, 0x1002) AM_READ_PORT("P1") AM_WRITE(audio_command_w) AM_RANGE(0x1002, 0x1002) AM_READ_PORT("P1") AM_WRITE(audio_command_w)
AM_RANGE(0x1003, 0x1003) AM_READ_PORT("P2") AM_RANGE(0x1003, 0x1003) AM_READ_PORT("P2")
AM_RANGE(0x1004, 0x1004) AM_READ_PORT("SYSTEM") AM_RANGE(0x1004, 0x1004) AM_READ_PORT("SYSTEM")
AM_RANGE(0x4000, 0x43ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x4000, 0x43ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x4400, 0x47ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x4400, 0x47ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x4800, 0x4bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w) AM_RANGE(0x4800, 0x4bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w)
AM_RANGE(0x4c00, 0x4fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w) AM_RANGE(0x4c00, 0x4fff) AM_READWRITE(btime_mirrorcolorram_r, btime_mirrorcolorram_w)
AM_RANGE(0x5000, 0x51ff) AM_WRITE(bnj_background_w) AM_BASE(&bnj_backgroundram) AM_SIZE(&bnj_backgroundram_size) AM_RANGE(0x5000, 0x51ff) AM_WRITE(bnj_background_w) AM_BASE_MEMBER(btime_state, bnj_backgroundram) AM_SIZE_MEMBER(btime_state, bnj_backgroundram_size)
AM_RANGE(0x5400, 0x5400) AM_WRITE(bnj_scroll1_w) AM_RANGE(0x5400, 0x5400) AM_WRITE(bnj_scroll1_w)
AM_RANGE(0x5800, 0x5800) AM_WRITE(bnj_scroll2_w) AM_RANGE(0x5800, 0x5800) AM_WRITE(bnj_scroll2_w)
AM_RANGE(0x5c00, 0x5c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram) AM_RANGE(0x5c00, 0x5c0f) AM_WRITE(btime_paletteram_w) AM_BASE(&paletteram)
@ -483,11 +485,11 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( disco_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( disco_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xffff) AM_WRITE(disco_w) /* override the following entries to */ AM_RANGE(0x0000, 0xffff) AM_WRITE(disco_w) /* override the following entries to */
/* support ROM decryption */ /* support ROM decryption */
AM_RANGE(0x0000, 0x04ff) AM_RAM AM_BASE(&rambase) AM_RANGE(0x0000, 0x04ff) AM_RAM AM_BASE_MEMBER(btime_state, rambase)
AM_RANGE(0x2000, 0x7fff) AM_RAM_WRITE(deco_charram_w) AM_BASE(&deco_charram) AM_RANGE(0x2000, 0x7fff) AM_RAM_WRITE(deco_charram_w) AM_BASE_MEMBER(btime_state, deco_charram)
AM_RANGE(0x8000, 0x83ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x8000, 0x83ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x8400, 0x87ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x8400, 0x87ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x8800, 0x881f) AM_RAM AM_BASE(&spriteram) AM_SIZE(&spriteram_size) AM_RANGE(0x8800, 0x881f) AM_RAM AM_BASE_MEMBER(btime_state, spriteram) AM_SIZE(&spriteram_size)
AM_RANGE(0x9000, 0x9000) AM_READ_PORT("SYSTEM") AM_RANGE(0x9000, 0x9000) AM_READ_PORT("SYSTEM")
AM_RANGE(0x9200, 0x9200) AM_READ_PORT("P1") AM_RANGE(0x9200, 0x9200) AM_READ_PORT("P1")
AM_RANGE(0x9400, 0x9400) AM_READ_PORT("P2") AM_RANGE(0x9400, 0x9400) AM_READ_PORT("P2")
@ -500,7 +502,7 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( audio_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( audio_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x03ff) AM_MIRROR(0x1c00) AM_RAM AM_BASE(&audio_rambase) AM_RANGE(0x0000, 0x03ff) AM_MIRROR(0x1c00) AM_RAM AM_BASE_MEMBER(btime_state, audio_rambase)
AM_RANGE(0x2000, 0x3fff) AM_DEVWRITE("ay1", ay8910_data_w) AM_RANGE(0x2000, 0x3fff) AM_DEVWRITE("ay1", ay8910_data_w)
AM_RANGE(0x4000, 0x5fff) AM_DEVWRITE("ay1", ay8910_address_w) AM_RANGE(0x4000, 0x5fff) AM_DEVWRITE("ay1", ay8910_address_w)
AM_RANGE(0x6000, 0x7fff) AM_DEVWRITE("ay2", ay8910_data_w) AM_RANGE(0x6000, 0x7fff) AM_DEVWRITE("ay2", ay8910_data_w)
@ -523,32 +525,39 @@ ADDRESS_MAP_END
static INPUT_CHANGED( coin_inserted_irq_hi ) static INPUT_CHANGED( coin_inserted_irq_hi )
{ {
btime_state *state = (btime_state *)field->port->machine->driver_data;
if (newval) if (newval)
cputag_set_input_line(field->port->machine, "maincpu", 0, HOLD_LINE); cpu_set_input_line(state->maincpu, 0, HOLD_LINE);
} }
static INPUT_CHANGED( coin_inserted_irq_lo ) static INPUT_CHANGED( coin_inserted_irq_lo )
{ {
btime_state *state = (btime_state *)field->port->machine->driver_data;
if (!newval) if (!newval)
cputag_set_input_line(field->port->machine, "maincpu", 0, HOLD_LINE); cpu_set_input_line(state->maincpu, 0, HOLD_LINE);
} }
static INPUT_CHANGED( coin_inserted_nmi_lo ) static INPUT_CHANGED( coin_inserted_nmi_lo )
{ {
cputag_set_input_line(field->port->machine, "maincpu", INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE); btime_state *state = (btime_state *)field->port->machine->driver_data;
cpu_set_input_line(state->maincpu, INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE);
} }
static WRITE8_HANDLER( audio_command_w ) static WRITE8_HANDLER( audio_command_w )
{ {
soundlatch_w(space,offset,data); btime_state *state = (btime_state *)space->machine->driver_data;
cputag_set_input_line(space->machine, "audiocpu", 0, ASSERT_LINE); soundlatch_w(space, offset, data);
cpu_set_input_line(state->audiocpu, 0, ASSERT_LINE);
} }
static READ8_HANDLER( audio_command_r ) static READ8_HANDLER( audio_command_r )
{ {
cputag_set_input_line(space->machine, "audiocpu", 0, CLEAR_LINE); btime_state *state = (btime_state *)space->machine->driver_data;
return soundlatch_r(space,offset); cpu_set_input_line(state->audiocpu, 0, CLEAR_LINE);
return soundlatch_r(space, offset);
} }
static READ8_HANDLER( zoar_dsw1_read ) static READ8_HANDLER( zoar_dsw1_read )
@ -1412,8 +1421,75 @@ static DISCRETE_SOUND_START( btime_sound )
DISCRETE_SOUND_END DISCRETE_SOUND_END
static MACHINE_START( btime )
{
btime_state *state = (btime_state *)machine->driver_data;
state->maincpu = devtag_get_device(machine, "maincpu");
state->audiocpu = devtag_get_device(machine, "audiocpu");
state_save_register_global(machine, state->btime_palette);
state_save_register_global(machine, state->bnj_scroll1);
state_save_register_global(machine, state->bnj_scroll2);
state_save_register_global_array(machine, state->btime_tilemap);
state_save_register_global(machine, state->audio_nmi_enabled);
state_save_register_global(machine, state->audio_nmi_state);
}
static MACHINE_START( mmonkey )
{
btime_state *state = (btime_state *)machine->driver_data;
MACHINE_START_CALL(btime);
state_save_register_global(machine, state->protection_command);
state_save_register_global(machine, state->protection_status);
state_save_register_global(machine, state->protection_value);
state_save_register_global(machine, state->protection_ret);
}
MACHINE_RESET( btime )
{
btime_state *state = (btime_state *)machine->driver_data;
/* by default, the audio NMI is disabled, except for bootlegs which don't use the enable */
state->audio_nmi_enabled = (state->audio_nmi_enable_type == AUDIO_ENABLE_NONE);
state->btime_palette = 0;
state->bnj_scroll1 = 0;
state->bnj_scroll2 = 0;
state->btime_tilemap[0] = 0;
state->btime_tilemap[1] = 0;
state->btime_tilemap[2] = 0;
state->btime_tilemap[3] = 0;
state->audio_nmi_state = 0;
}
MACHINE_RESET( lnc )
{
btime_state *state = (btime_state *)machine->driver_data;
*state->lnc_charbank = 1;
MACHINE_RESET_CALL(btime);
}
MACHINE_RESET( mmonkey )
{
btime_state *state = (btime_state *)machine->driver_data;
MACHINE_RESET_CALL(lnc);
state->protection_command = 0;
state->protection_status = 0;
state->protection_value = 0;
state->protection_ret = 0;
}
static MACHINE_DRIVER_START( btime ) static MACHINE_DRIVER_START( btime )
/* driver data */
MDRV_DRIVER_DATA(btime_state)
/* basic machine hardware */ /* basic machine hardware */
MDRV_CPU_ADD("maincpu", M6502, HCLK2) /* seletable between H2/H4 via jumper */ MDRV_CPU_ADD("maincpu", M6502, HCLK2) /* seletable between H2/H4 via jumper */
MDRV_CPU_PROGRAM_MAP(btime_map) MDRV_CPU_PROGRAM_MAP(btime_map)
@ -1428,6 +1504,7 @@ static MACHINE_DRIVER_START( btime )
MDRV_SCREEN_RAW_PARAMS(HCLK, 384, 8, 248, 272, 8, 248) MDRV_SCREEN_RAW_PARAMS(HCLK, 384, 8, 248, 272, 8, 248)
MDRV_MACHINE_START(btime) MDRV_MACHINE_START(btime)
MDRV_MACHINE_RESET(btime)
MDRV_GFXDECODE(btime) MDRV_GFXDECODE(btime)
MDRV_PALETTE_LENGTH(16) MDRV_PALETTE_LENGTH(16)
@ -1509,6 +1586,9 @@ static MACHINE_DRIVER_START( mmonkey )
MDRV_IMPORT_FROM(wtennis) MDRV_IMPORT_FROM(wtennis)
MDRV_CPU_MODIFY("maincpu") MDRV_CPU_MODIFY("maincpu")
MDRV_CPU_PROGRAM_MAP(mmonkey_map) MDRV_CPU_PROGRAM_MAP(mmonkey_map)
MDRV_MACHINE_START(mmonkey)
MDRV_MACHINE_RESET(mmonkey)
MACHINE_DRIVER_END MACHINE_DRIVER_END
@ -2024,12 +2104,14 @@ static void init_rom1(running_machine *machine)
static DRIVER_INIT( btime ) static DRIVER_INIT( btime )
{ {
btime_state *state = (btime_state *)machine->driver_data;
init_rom1(machine); init_rom1(machine);
audio_nmi_enable_type = AUDIO_ENABLE_DIRECT; state->audio_nmi_enable_type = AUDIO_ENABLE_DIRECT;
} }
static DRIVER_INIT( zoar ) static DRIVER_INIT( zoar )
{ {
btime_state *state = (btime_state *)machine->driver_data;
UINT8 *rom = memory_region(machine, "maincpu"); UINT8 *rom = memory_region(machine, "maincpu");
/* At location 0xD50A is what looks like an undocumented opcode. I tried /* At location 0xD50A is what looks like an undocumented opcode. I tried
@ -2039,11 +2121,12 @@ static DRIVER_INIT( zoar )
memset(&rom[0xd50a],0xea,8); memset(&rom[0xd50a],0xea,8);
init_rom1(machine); init_rom1(machine);
audio_nmi_enable_type = AUDIO_ENABLE_AY8910; state->audio_nmi_enable_type = AUDIO_ENABLE_AY8910;
} }
static DRIVER_INIT( tisland ) static DRIVER_INIT( tisland )
{ {
btime_state *state = (btime_state *)machine->driver_data;
UINT8 *rom = memory_region(machine, "maincpu"); UINT8 *rom = memory_region(machine, "maincpu");
/* At location 0xa2b6 there's a strange RLA followed by a BPL that reads from an /* At location 0xa2b6 there's a strange RLA followed by a BPL that reads from an
@ -2053,74 +2136,81 @@ static DRIVER_INIT( tisland )
memset(&rom[0xa2b6],0x24,1); memset(&rom[0xa2b6],0x24,1);
init_rom1(machine); init_rom1(machine);
audio_nmi_enable_type = AUDIO_ENABLE_DIRECT; state->audio_nmi_enable_type = AUDIO_ENABLE_DIRECT;
} }
static DRIVER_INIT( lnc ) static DRIVER_INIT( lnc )
{ {
btime_state *state = (btime_state *)machine->driver_data;
decrypt_C10707_cpu(machine, "maincpu"); decrypt_C10707_cpu(machine, "maincpu");
audio_nmi_enable_type = AUDIO_ENABLE_AY8910; state->audio_nmi_enable_type = AUDIO_ENABLE_AY8910;
} }
static DRIVER_INIT( bnj ) static DRIVER_INIT( bnj )
{ {
btime_state *state = (btime_state *)machine->driver_data;
decrypt_C10707_cpu(machine, "maincpu"); decrypt_C10707_cpu(machine, "maincpu");
audio_nmi_enable_type = AUDIO_ENABLE_DIRECT; state->audio_nmi_enable_type = AUDIO_ENABLE_DIRECT;
} }
static DRIVER_INIT( disco ) static DRIVER_INIT( disco )
{ {
btime_state *state = (btime_state *)machine->driver_data;
DRIVER_INIT_CALL(btime); DRIVER_INIT_CALL(btime);
audio_nmi_enable_type = AUDIO_ENABLE_AY8910; state->audio_nmi_enable_type = AUDIO_ENABLE_AY8910;
} }
static DRIVER_INIT( cookrace ) static DRIVER_INIT( cookrace )
{ {
btime_state *state = (btime_state *)machine->driver_data;
decrypt_C10707_cpu(machine, "maincpu"); decrypt_C10707_cpu(machine, "maincpu");
memory_install_read8_handler(cputag_get_address_space(machine, "audiocpu", ADDRESS_SPACE_PROGRAM), 0x0200, 0x0fff, 0, 0, (read8_space_func)SMH_BANK(10)); memory_install_read8_handler(cputag_get_address_space(machine, "audiocpu", ADDRESS_SPACE_PROGRAM), 0x0200, 0x0fff, 0, 0, (read8_space_func)SMH_BANK(10));
memory_set_bankptr(machine, 10, memory_region(machine, "audiocpu") + 0xe200); memory_set_bankptr(machine, 10, memory_region(machine, "audiocpu") + 0xe200);
audio_nmi_enable_type = AUDIO_ENABLE_DIRECT; state->audio_nmi_enable_type = AUDIO_ENABLE_DIRECT;
} }
static DRIVER_INIT( protennb ) static DRIVER_INIT( protennb )
{ {
btime_state *state = (btime_state *)machine->driver_data;
DRIVER_INIT_CALL(btime); DRIVER_INIT_CALL(btime);
audio_nmi_enable_type = AUDIO_ENABLE_AY8910; state->audio_nmi_enable_type = AUDIO_ENABLE_AY8910;
} }
static DRIVER_INIT( wtennis ) static DRIVER_INIT( wtennis )
{ {
btime_state *state = (btime_state *)machine->driver_data;
decrypt_C10707_cpu(machine, "maincpu"); decrypt_C10707_cpu(machine, "maincpu");
memory_install_read8_handler(cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), 0xc15f, 0xc15f, 0, 0, wtennis_reset_hack_r); memory_install_read8_handler(cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), 0xc15f, 0xc15f, 0, 0, wtennis_reset_hack_r);
memory_install_read8_handler(cputag_get_address_space(machine, "audiocpu", ADDRESS_SPACE_PROGRAM), 0x0200, 0x0fff, 0, 0, (read8_space_func)SMH_BANK(10)); memory_install_read8_handler(cputag_get_address_space(machine, "audiocpu", ADDRESS_SPACE_PROGRAM), 0x0200, 0x0fff, 0, 0, (read8_space_func)SMH_BANK(10));
memory_set_bankptr(machine, 10, memory_region(machine, "audiocpu") + 0xe200); memory_set_bankptr(machine, 10, memory_region(machine, "audiocpu") + 0xe200);
audio_nmi_enable_type = AUDIO_ENABLE_AY8910; state->audio_nmi_enable_type = AUDIO_ENABLE_AY8910;
} }
static DRIVER_INIT( sdtennis ) static DRIVER_INIT( sdtennis )
{ {
btime_state *state = (btime_state *)machine->driver_data;
decrypt_C10707_cpu(machine, "maincpu"); decrypt_C10707_cpu(machine, "maincpu");
decrypt_C10707_cpu(machine, "audiocpu"); decrypt_C10707_cpu(machine, "audiocpu");
audio_nmi_enable_type = AUDIO_ENABLE_DIRECT; state->audio_nmi_enable_type = AUDIO_ENABLE_DIRECT;
} }
GAME( 1982, btime, 0, btime, btime, btime, ROT270, "Data East Corporation", "Burger Time (Data East set 1)", 0 ) GAME( 1982, btime, 0, btime, btime, btime, ROT270, "Data East Corporation", "Burger Time (Data East set 1)", GAME_SUPPORTS_SAVE )
GAME( 1982, btime2, btime, btime, btime, btime, ROT270, "Data East Corporation", "Burger Time (Data East set 2)", 0 ) GAME( 1982, btime2, btime, btime, btime, btime, ROT270, "Data East Corporation", "Burger Time (Data East set 2)", GAME_SUPPORTS_SAVE )
GAME( 1982, btimem, btime, btime, btime, btime, ROT270, "Data East (Bally Midway license)", "Burger Time (Midway)", 0 ) GAME( 1982, btimem, btime, btime, btime, btime, ROT270, "Data East (Bally Midway license)", "Burger Time (Midway)", GAME_SUPPORTS_SAVE )
GAME( 1982, cookrace, btime, cookrace, cookrace, cookrace, ROT270, "bootleg", "Cook Race", 0 ) GAME( 1982, cookrace, btime, cookrace, cookrace, cookrace, ROT270, "bootleg", "Cook Race", GAME_SUPPORTS_SAVE )
GAME( 1981, tisland, 0, tisland, btime, tisland, ROT270, "Data East Corporation", "Treasure Island", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS ) GAME( 1981, tisland, 0, tisland, btime, tisland, ROT270, "Data East Corporation", "Treasure Island", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS | GAME_SUPPORTS_SAVE )
GAME( 1981, lnc, 0, lnc, lnc, lnc, ROT270, "Data East Corporation", "Lock'n'Chase", 0 ) GAME( 1981, lnc, 0, lnc, lnc, lnc, ROT270, "Data East Corporation", "Lock'n'Chase", GAME_SUPPORTS_SAVE )
GAME( 1982, protennb, 0, disco, disco, protennb, ROT270, "bootleg", "Tennis (bootleg of Pro Tennis)", 0 ) GAME( 1982, protennb, 0, disco, disco, protennb, ROT270, "bootleg", "Tennis (bootleg of Pro Tennis)", GAME_SUPPORTS_SAVE )
GAME( 1982, wtennis, 0, wtennis, wtennis, wtennis, ROT270, "bootleg", "World Tennis", 0 ) GAME( 1982, wtennis, 0, wtennis, wtennis, wtennis, ROT270, "bootleg", "World Tennis", GAME_SUPPORTS_SAVE )
GAME( 1982, mmonkey, 0, mmonkey, mmonkey, lnc, ROT270, "Technos Japan + Roller Tron", "Minky Monkey", 0 ) GAME( 1982, mmonkey, 0, mmonkey, mmonkey, lnc, ROT270, "Technos Japan + Roller Tron", "Minky Monkey", GAME_SUPPORTS_SAVE )
GAME( 1982, brubber, 0, bnj, bnj, bnj, ROT270, "Data East", "Burnin' Rubber", 0 ) GAME( 1982, brubber, 0, bnj, bnj, bnj, ROT270, "Data East", "Burnin' Rubber", GAME_SUPPORTS_SAVE )
GAME( 1982, bnj, brubber, bnj, bnj, bnj, ROT270, "Data East USA (Bally Midway license)", "Bump 'n' Jump", 0 ) GAME( 1982, bnj, brubber, bnj, bnj, bnj, ROT270, "Data East USA (Bally Midway license)", "Bump 'n' Jump", GAME_SUPPORTS_SAVE )
GAME( 1982, caractn, brubber, bnj, bnj, bnj, ROT270, "bootleg", "Car Action", 0 ) GAME( 1982, caractn, brubber, bnj, bnj, bnj, ROT270, "bootleg", "Car Action", GAME_SUPPORTS_SAVE )
GAME( 1982, zoar, 0, zoar, zoar, zoar, ROT270, "Data East USA", "Zoar", 0 ) GAME( 1982, zoar, 0, zoar, zoar, zoar, ROT270, "Data East USA", "Zoar", GAME_SUPPORTS_SAVE )
GAME( 1982, disco, 0, disco, disco, disco, ROT270, "Data East", "Disco No.1", 0 ) GAME( 1982, disco, 0, disco, disco, disco, ROT270, "Data East", "Disco No.1", GAME_SUPPORTS_SAVE )
GAME( 1982, discof, disco, disco, disco, disco, ROT270, "Data East", "Disco No.1 (Rev.F)", 0 ) GAME( 1982, discof, disco, disco, disco, disco, ROT270, "Data East", "Disco No.1 (Rev.F)", GAME_SUPPORTS_SAVE )
GAME( 1983, sdtennis, 0, bnj, sdtennis, sdtennis, ROT270, "Data East Corporation", "Super Doubles Tennis", 0 ) GAME( 1983, sdtennis, 0, bnj, sdtennis, sdtennis, ROT270, "Data East Corporation", "Super Doubles Tennis", GAME_SUPPORTS_SAVE )

58
src/mame/drivers/scregg.c
View File

@ -57,9 +57,9 @@ it as ASCII text.
static ADDRESS_MAP_START( dommy_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( dommy_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_RANGE(0x0000, 0x07ff) AM_RAM
AM_RANGE(0x2000, 0x23ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x2000, 0x23ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x2400, 0x27ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x2400, 0x27ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x2800, 0x2bff) AM_READWRITE(btime_mirrorvideoram_r,btime_mirrorvideoram_w) AM_RANGE(0x2800, 0x2bff) AM_READWRITE(btime_mirrorvideoram_r, btime_mirrorvideoram_w)
AM_RANGE(0x4000, 0x4000) AM_READ_PORT("DSW1") AM_WRITENOP AM_RANGE(0x4000, 0x4000) AM_READ_PORT("DSW1") AM_WRITENOP
AM_RANGE(0x4001, 0x4001) AM_READ_PORT("DSW2") AM_WRITE(btime_video_control_w) AM_RANGE(0x4001, 0x4001) AM_READ_PORT("DSW2") AM_WRITE(btime_video_control_w)
/* AM_RANGE(0x4004, 0x4004) */ /* this is read */ /* AM_RANGE(0x4004, 0x4004) */ /* this is read */
@ -73,8 +73,8 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( eggs_map, ADDRESS_SPACE_PROGRAM, 8 ) static ADDRESS_MAP_START( eggs_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0x07ff) AM_RAM AM_RANGE(0x0000, 0x07ff) AM_RAM
AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE(&btime_videoram) AM_SIZE(&btime_videoram_size) AM_RANGE(0x1000, 0x13ff) AM_RAM AM_BASE_MEMBER(btime_state, videoram) AM_SIZE(&videoram_size)
AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE(&btime_colorram) AM_RANGE(0x1400, 0x17ff) AM_RAM AM_BASE_MEMBER(btime_state, colorram)
AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r,btime_mirrorvideoram_w) AM_RANGE(0x1800, 0x1bff) AM_READWRITE(btime_mirrorvideoram_r,btime_mirrorvideoram_w)
AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r,btime_mirrorcolorram_w) AM_RANGE(0x1c00, 0x1fff) AM_READWRITE(btime_mirrorcolorram_r,btime_mirrorcolorram_w)
AM_RANGE(0x2000, 0x2000) AM_READ_PORT("DSW1") AM_WRITE(btime_video_control_w) AM_RANGE(0x2000, 0x2000) AM_READ_PORT("DSW1") AM_WRITE(btime_video_control_w)
@ -200,13 +200,45 @@ GFXDECODE_END
static MACHINE_START( scregg )
{
btime_state *state = (btime_state *)machine->driver_data;
state->maincpu = devtag_get_device(machine, "maincpu");
state->audiocpu = NULL;
state_save_register_global(machine, state->btime_palette);
state_save_register_global(machine, state->bnj_scroll1);
state_save_register_global(machine, state->bnj_scroll2);
state_save_register_global_array(machine, state->btime_tilemap);
}
MACHINE_RESET( scregg )
{
btime_state *state = (btime_state *)machine->driver_data;
state->btime_palette = 0;
state->bnj_scroll1 = 0;
state->bnj_scroll2 = 0;
state->btime_tilemap[0] = 0;
state->btime_tilemap[1] = 0;
state->btime_tilemap[2] = 0;
state->btime_tilemap[3] = 0;
}
static MACHINE_DRIVER_START( dommy ) static MACHINE_DRIVER_START( dommy )
/* driver data */
MDRV_DRIVER_DATA(btime_state)
/* basic machine hardware */ /* basic machine hardware */
MDRV_CPU_ADD("maincpu", M6502, 1500000) MDRV_CPU_ADD("maincpu", M6502, 1500000)
MDRV_CPU_PROGRAM_MAP(dommy_map) MDRV_CPU_PROGRAM_MAP(dommy_map)
MDRV_CPU_PERIODIC_INT(irq0_line_hold,16*60) //??? MDRV_CPU_PERIODIC_INT(irq0_line_hold,16*60) //???
MDRV_MACHINE_START(scregg)
MDRV_MACHINE_RESET(scregg)
/* video hardware */ /* video hardware */
MDRV_SCREEN_ADD("screen", RASTER) MDRV_SCREEN_ADD("screen", RASTER)
MDRV_SCREEN_REFRESH_RATE(57) MDRV_SCREEN_REFRESH_RATE(57)
@ -235,11 +267,17 @@ MACHINE_DRIVER_END
static MACHINE_DRIVER_START( scregg ) static MACHINE_DRIVER_START( scregg )
/* driver data */
MDRV_DRIVER_DATA(btime_state)
/* basic machine hardware */ /* basic machine hardware */
MDRV_CPU_ADD("maincpu", M6502, 1500000) MDRV_CPU_ADD("maincpu", M6502, 1500000)
MDRV_CPU_PROGRAM_MAP(eggs_map) MDRV_CPU_PROGRAM_MAP(eggs_map)
MDRV_CPU_PERIODIC_INT(irq0_line_hold,16*60) //??? MDRV_CPU_PERIODIC_INT(irq0_line_hold,16*60) //???
MDRV_MACHINE_START(scregg)
MDRV_MACHINE_RESET(scregg)
/* video hardware */ /* video hardware */
MDRV_SCREEN_ADD("screen", RASTER) MDRV_SCREEN_ADD("screen", RASTER)
MDRV_SCREEN_REFRESH_RATE(57) MDRV_SCREEN_REFRESH_RATE(57)
@ -361,7 +399,7 @@ static DRIVER_INIT( rockduck )
int x; int x;
UINT8 *src = memory_region( machine, "gfx1" ); UINT8 *src = memory_region( machine, "gfx1" );
for (x=0x2000;x<0x6000;x++) for (x = 0x2000; x < 0x6000; x++)
{ {
src[x] = BITSWAP8(src[x],2,0,3,6,1,4,7,5); src[x] = BITSWAP8(src[x],2,0,3,6,1,4,7,5);
@ -369,7 +407,7 @@ static DRIVER_INIT( rockduck )
} }
GAME( 1983, dommy, 0, dommy, scregg, 0, ROT270, "Technos Japan", "Dommy", 0 ) GAME( 1983, dommy, 0, dommy, scregg, 0, ROT270, "Technos Japan", "Dommy", GAME_SUPPORTS_SAVE )
GAME( 1983, scregg, 0, scregg, scregg, 0, ROT270, "Technos Japan", "Scrambled Egg", 0 ) GAME( 1983, scregg, 0, scregg, scregg, 0, ROT270, "Technos Japan", "Scrambled Egg", GAME_SUPPORTS_SAVE )
GAME( 1983, eggs, scregg, scregg, scregg, 0, ROT270, "[Technos Japan] Universal USA", "Eggs", 0 ) GAME( 1983, eggs, scregg, scregg, scregg, 0, ROT270, "[Technos Japan] Universal USA", "Eggs", GAME_SUPPORTS_SAVE )
GAME( 1983, rockduck, 0, scregg, rockduck, rockduck, ROT270, "Datel SAS", "Rock Duck (prototype?)", GAME_WRONG_COLORS ) GAME( 1983, rockduck, 0, scregg, rockduck, rockduck, ROT270, "Datel SAS", "Rock Duck (prototype?)", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )

51
src/mame/includes/btime.h
View File

@ -1,3 +1,45 @@
typedef struct _btime_state btime_state;
struct _btime_state
{
/* memory pointers */
UINT8 * videoram;
UINT8 * colorram;
// UINT8 * paletteram; // currently this uses generic palette handling
UINT8 * lnc_charbank;
UINT8 * bnj_backgroundram;
UINT8 * zoar_scrollram;
UINT8 * deco_charram;
UINT8 * spriteram; // used by disco
size_t bnj_backgroundram_size;
// UINT8 * decrypted;
UINT8 * rambase;
UINT8 * audio_rambase;
/* video-related */
bitmap_t *background_bitmap;
UINT8 btime_palette;
UINT8 bnj_scroll1;
UINT8 bnj_scroll2;
UINT8 btime_tilemap[4];
/* audio-related */
UINT8 audio_nmi_enable_type;
UINT8 audio_nmi_enabled;
UINT8 audio_nmi_state;
/* protection-related (for mmonkey) */
int protection_command;
int protection_status;
int protection_value;
int protection_ret;
/* devices */
const device_config *maincpu;
const device_config *audiocpu;
};
/*----------- defined in machine/btime.c -----------*/ /*----------- defined in machine/btime.c -----------*/
READ8_HANDLER( mmonkey_protection_r ); READ8_HANDLER( mmonkey_protection_r );
@ -6,15 +48,6 @@ WRITE8_HANDLER( mmonkey_protection_w );
/*----------- defined in video/btime.c -----------*/ /*----------- defined in video/btime.c -----------*/
extern UINT8 *btime_videoram;
extern size_t btime_videoram_size;
extern UINT8 *btime_colorram;
extern UINT8 *lnc_charbank;
extern UINT8 *bnj_backgroundram;
extern size_t bnj_backgroundram_size;
extern UINT8 *zoar_scrollram;
extern UINT8 *deco_charram;
PALETTE_INIT( btime ); PALETTE_INIT( btime );
PALETTE_INIT( lnc ); PALETTE_INIT( lnc );

77
src/mame/machine/btime.c
View File

@ -4,61 +4,56 @@
#define BASE 0xb000 #define BASE 0xb000
static int protection_command;
static int protection_status = 0;
static int protection_value;
static int protection_ret = 0;
READ8_HANDLER( mmonkey_protection_r ) READ8_HANDLER( mmonkey_protection_r )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
UINT8 *RAM = memory_region(space->machine, "maincpu"); UINT8 *RAM = memory_region(space->machine, "maincpu");
int ret = 0; int ret = 0;
if (offset == 0x0000) ret = protection_status; if (offset == 0x0000)
else if (offset == 0x0e00) ret = protection_ret; ret = state->protection_status;
else if (offset >= 0x0d00 && offset <= 0x0d02) ret = RAM[BASE+offset]; /* addition result */ else if (offset == 0x0e00)
else logerror("Unknown protection read. PC=%04X Offset=%04X\n", cpu_get_pc(space->cpu), offset); ret = state->protection_ret;
else if (offset >= 0x0d00 && offset <= 0x0d02)
ret = RAM[BASE + offset]; /* addition result */
else
logerror("Unknown protection read. PC=%04X Offset=%04X\n", cpu_get_pc(space->cpu), offset);
return ret; return ret;
} }
WRITE8_HANDLER( mmonkey_protection_w ) WRITE8_HANDLER( mmonkey_protection_w )
{ {
btime_state *state = (btime_state *)space->machine->driver_data;
UINT8 *RAM = memory_region(space->machine, "maincpu"); UINT8 *RAM = memory_region(space->machine, "maincpu");
if (offset == 0) if (offset == 0)
{ {
/* protection trigger */ /* protection trigger */
if (data == 0) if (data == 0)
{ {
int i,s1,s2,r; int i, s1, s2, r;
switch (protection_command) switch (state->protection_command)
{ {
case 0: /* score addition */ case 0: /* score addition */
s1 = ( 1 * (RAM[BASE+0x0d00] & 0x0f)) + ( 10 * (RAM[BASE+0x0d00] >> 4)) + s1 = (1 * (RAM[BASE + 0x0d00] & 0x0f)) + (10 * (RAM[BASE + 0x0d00] >> 4)) +
( 100 * (RAM[BASE+0x0d01] & 0x0f)) + ( 1000 * (RAM[BASE+0x0d01] >> 4)) + (100 * (RAM[BASE + 0x0d01] & 0x0f)) + (1000 * (RAM[BASE + 0x0d01] >> 4)) +
(10000 * (RAM[BASE+0x0d02] & 0x0f)) + (100000 * (RAM[BASE+0x0d02] >> 4)); (10000 * (RAM[BASE + 0x0d02] & 0x0f)) + (100000 * (RAM[BASE + 0x0d02] >> 4));
s2 = ( 1 * (RAM[BASE+0x0d03] & 0x0f)) + ( 10 * (RAM[BASE+0x0d03] >> 4)) + s2 = (1 * (RAM[BASE + 0x0d03] & 0x0f)) + (10 * (RAM[BASE + 0x0d03] >> 4)) +
( 100 * (RAM[BASE+0x0d04] & 0x0f)) + ( 1000 * (RAM[BASE+0x0d04] >> 4)) + (100 * (RAM[BASE + 0x0d04] & 0x0f)) + (1000 * (RAM[BASE + 0x0d04] >> 4)) +
(10000 * (RAM[BASE+0x0d05] & 0x0f)) + (100000 * (RAM[BASE+0x0d05] >> 4)); (10000 * (RAM[BASE + 0x0d05] & 0x0f)) + (100000 * (RAM[BASE + 0x0d05] >> 4));
r = s1 + s2; r = s1 + s2;
RAM[BASE+0x0d00] = (r % 10); r /= 10; RAM[BASE + 0x0d00] = (r % 10); r /= 10;
RAM[BASE+0x0d00] |= ((r % 10) << 4); r /= 10; RAM[BASE + 0x0d00] |= ((r % 10) << 4); r /= 10;
RAM[BASE+0x0d01] = (r % 10); r /= 10; RAM[BASE + 0x0d01] = (r % 10); r /= 10;
RAM[BASE+0x0d01] |= ((r % 10) << 4); r /= 10; RAM[BASE + 0x0d01] |= ((r % 10) << 4); r /= 10;
RAM[BASE+0x0d02] = (r % 10); r /= 10; RAM[BASE + 0x0d02] = (r % 10); r /= 10;
RAM[BASE+0x0d02] |= ((r % 10) << 4); RAM[BASE + 0x0d02] |= ((r % 10) << 4);
break; break;
@ -69,25 +64,31 @@ WRITE8_HANDLER( mmonkey_protection_w )
/* instanteniously in emulation time */ /* instanteniously in emulation time */
for (i = 0; i < 0x100; i++) for (i = 0; i < 0x100; i++)
{ {
if (RAM[BASE+0x0f00+i] == protection_value) if (RAM[BASE + 0x0f00 + i] == state->protection_value)
{ {
protection_ret = i; state->protection_ret = i;
break; break;
} }
} }
break; break;
default: default:
logerror("Unemulated protection command=%02X. PC=%04X\n", protection_command, cpu_get_pc(space->cpu)); logerror("Unemulated protection command=%02X. PC=%04X\n", state->protection_command, cpu_get_pc(space->cpu));
break; break;
} }
protection_status = 0; state->protection_status = 0;
} }
} }
else if (offset == 0x0c00) protection_command = data; else if (offset == 0x0c00)
else if (offset == 0x0e00) protection_value = data; state->protection_command = data;
else if (offset >= 0x0f00) RAM[BASE+offset] = data; /* decrypt table */ else if (offset == 0x0e00)
else if (offset >= 0x0d00 && offset <= 0x0d05) RAM[BASE+offset] = data; /* source table */ state->protection_value = data;
else logerror("Unknown protection write=%02X. PC=%04X Offset=%04X\n", data, cpu_get_pc(space->cpu), offset); else if (offset >= 0x0f00)
RAM[BASE + offset] = data; /* decrypt table */
else if (offset >= 0x0d00 && offset <= 0x0d05)
RAM[BASE + offset] = data; /* source table */
else
logerror("Unknown protection write=%02X. PC=%04X Offset=%04X\n", data, cpu_get_pc(space->cpu), offset);
} }

613
src/mame/video/btime.c
View File

@ -4,29 +4,13 @@
Functions to emulate the video hardware of the machine. Functions to emulate the video hardware of the machine.
This file is also used by scregg.c This file is also used by scregg.c
***************************************************************************/ ***************************************************************************/
#include "driver.h" #include "driver.h"
#include "includes/btime.h" #include "includes/btime.h"
UINT8 *btime_videoram;
size_t btime_videoram_size;
UINT8 *btime_colorram;
UINT8 *lnc_charbank;
UINT8 *bnj_backgroundram;
UINT8 *zoar_scrollram;
UINT8 *deco_charram;
//UINT8 *progolf_fg_fb;
size_t bnj_backgroundram_size;
static UINT8 btime_palette = 0;
static UINT8 bnj_scroll1 = 0;
static UINT8 bnj_scroll2 = 0;
static bitmap_t *background_bitmap;
/*************************************************************************** /***************************************************************************
Burger Time doesn't have a color PROM. It uses RAM to dynamically Burger Time doesn't have a color PROM. It uses RAM to dynamically
@ -43,6 +27,7 @@ static bitmap_t *background_bitmap;
bit 0 -- 47 kohm resistor -- RED (inverted) bit 0 -- 47 kohm resistor -- RED (inverted)
***************************************************************************/ ***************************************************************************/
PALETTE_INIT( btime ) PALETTE_INIT( btime )
{ {
int i; int i;
@ -52,9 +37,9 @@ PALETTE_INIT( btime )
/* This function is also used by Eggs. */ /* This function is also used by Eggs. */
if (color_prom == 0) return; if (color_prom == 0) return;
for (i = 0;i < machine->config->total_colors;i++) for (i = 0; i < machine->config->total_colors; i++)
{ {
int bit0,bit1,bit2,r,g,b; int bit0, bit1, bit2, r, g, b;
/* red component */ /* red component */
bit0 = (color_prom[i] >> 0) & 0x01; bit0 = (color_prom[i] >> 0) & 0x01;
@ -72,7 +57,7 @@ PALETTE_INIT( btime )
bit2 = (color_prom[i] >> 7) & 0x01; bit2 = (color_prom[i] >> 7) & 0x01;
b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
palette_set_color(machine,i,MAKE_RGB(r,g,b)); palette_set_color(machine, i, MAKE_RGB(r,g,b));
} }
} }
@ -92,14 +77,14 @@ PALETTE_INIT( btime )
bit 0 -- 15 kohm resistor -- BLUE bit 0 -- 15 kohm resistor -- BLUE
***************************************************************************/ ***************************************************************************/
PALETTE_INIT( lnc ) PALETTE_INIT( lnc )
{ {
int i; int i;
for (i = 0; i < machine->config->total_colors; i++)
for (i = 0;i < machine->config->total_colors;i++)
{ {
int bit0,bit1,bit2,r,g,b; int bit0, bit1, bit2, r, g, b;
/* red component */ /* red component */
bit0 = (color_prom[i] >> 7) & 0x01; bit0 = (color_prom[i] >> 7) & 0x01;
@ -117,17 +102,10 @@ PALETTE_INIT( lnc )
bit2 = (color_prom[i] >> 0) & 0x01; bit2 = (color_prom[i] >> 0) & 0x01;
b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
palette_set_color(machine,i,MAKE_RGB(r,g,b)); palette_set_color(machine, i, MAKE_RGB(r,g,b));
} }
} }
MACHINE_RESET( lnc )
{
*lnc_charbank = 1;
}
/*************************************************************************** /***************************************************************************
Start the video hardware emulation. Start the video hardware emulation.
@ -136,323 +114,338 @@ Start the video hardware emulation.
VIDEO_START( btime ) VIDEO_START( btime )
{ {
bnj_scroll1 = 0; btime_state *state = (btime_state *)machine->driver_data;
bnj_scroll2 = 0;
btime_palette = 0;
if (machine->gfx[0]->srcdata == NULL) if (machine->gfx[0]->srcdata == NULL)
gfx_element_set_source(machine->gfx[0], deco_charram); gfx_element_set_source(machine->gfx[0], state->deco_charram);
if (machine->gfx[1]->srcdata == NULL) if (machine->gfx[1]->srcdata == NULL)
gfx_element_set_source(machine->gfx[1], deco_charram); gfx_element_set_source(machine->gfx[1], state->deco_charram);
} }
VIDEO_START( bnj ) VIDEO_START( bnj )
{ {
/* the background area is twice as wide as the screen */ btime_state *state = (btime_state *)machine->driver_data;
int width = 256; /* the background area is twice as wide as the screen */
int height = 256; int width = 256;
bitmap_format format = video_screen_get_format(machine->primary_screen); int height = 256;
background_bitmap = auto_bitmap_alloc(machine, 2*width, height, format); bitmap_format format = video_screen_get_format(machine->primary_screen);
state->background_bitmap = auto_bitmap_alloc(machine, 2 * width, height, format);
VIDEO_START_CALL(btime); state_save_register_global_bitmap(machine, state->background_bitmap);
VIDEO_START_CALL(btime);
} }
WRITE8_HANDLER( btime_paletteram_w ) WRITE8_HANDLER( btime_paletteram_w )
{ {
/* RGB output is inverted */ /* RGB output is inverted */
paletteram_BBGGGRRR_w(space,offset,~data); paletteram_BBGGGRRR_w(space, offset, ~data);
} }
WRITE8_HANDLER( lnc_videoram_w ) WRITE8_HANDLER( lnc_videoram_w )
{ {
btime_videoram[offset] = data; btime_state *state = (btime_state *)space->machine->driver_data;
btime_colorram[offset] = *lnc_charbank; state->videoram[offset] = data;
state->colorram[offset] = *state->lnc_charbank;
} }
READ8_HANDLER( btime_mirrorvideoram_r ) READ8_HANDLER( btime_mirrorvideoram_r )
{ {
int x,y; btime_state *state = (btime_state *)space->machine->driver_data;
int x, y;
/* swap x and y coordinates */ /* swap x and y coordinates */
x = offset / 32; x = offset / 32;
y = offset % 32; y = offset % 32;
offset = 32 * y + x; offset = 32 * y + x;
return btime_videoram[offset]; return state->videoram[offset];
} }
READ8_HANDLER( btime_mirrorcolorram_r ) READ8_HANDLER( btime_mirrorcolorram_r )
{ {
int x,y; btime_state *state = (btime_state *)space->machine->driver_data;
int x, y;
/* swap x and y coordinates */ /* swap x and y coordinates */
x = offset / 32; x = offset / 32;
y = offset % 32; y = offset % 32;
offset = 32 * y + x; offset = 32 * y + x;
return btime_colorram[offset]; return state->colorram[offset];
} }
WRITE8_HANDLER( btime_mirrorvideoram_w ) WRITE8_HANDLER( btime_mirrorvideoram_w )
{ {
int x,y; btime_state *state = (btime_state *)space->machine->driver_data;
int x, y;
/* swap x and y coordinates */ /* swap x and y coordinates */
x = offset / 32; x = offset / 32;
y = offset % 32; y = offset % 32;
offset = 32 * y + x; offset = 32 * y + x;
btime_videoram[offset] = data; state->videoram[offset] = data;
} }
WRITE8_HANDLER( lnc_mirrorvideoram_w ) WRITE8_HANDLER( lnc_mirrorvideoram_w )
{ {
int x,y; int x, y;
/* swap x and y coordinates */ /* swap x and y coordinates */
x = offset / 32; x = offset / 32;
y = offset % 32; y = offset % 32;
offset = 32 * y + x; offset = 32 * y + x;
lnc_videoram_w(space,offset,data); lnc_videoram_w(space, offset, data);
} }
WRITE8_HANDLER( btime_mirrorcolorram_w ) WRITE8_HANDLER( btime_mirrorcolorram_w )
{ {
int x,y; btime_state *state = (btime_state *)space->machine->driver_data;
int x, y;
/* swap x and y coordinates */ /* swap x and y coordinates */
x = offset / 32; x = offset / 32;
y = offset % 32; y = offset % 32;
offset = 32 * y + x; offset = 32 * y + x;
btime_colorram[offset] = data; state->colorram[offset] = data;
} }
WRITE8_HANDLER( deco_charram_w ) WRITE8_HANDLER( deco_charram_w )
{ {
if (deco_charram[offset] == data) return; btime_state *state = (btime_state *)space->machine->driver_data;
if (state->deco_charram[offset] == data)
return;
deco_charram[offset] = data; state->deco_charram[offset] = data;
offset &= 0x1fff; offset &= 0x1fff;
/* dirty sprite */ /* dirty sprite */
gfx_element_mark_dirty(space->machine->gfx[1], offset >> 5); gfx_element_mark_dirty(space->machine->gfx[1], offset >> 5);
/* diry char */ /* diry char */
gfx_element_mark_dirty(space->machine->gfx[0], offset >> 3); gfx_element_mark_dirty(space->machine->gfx[0], offset >> 3);
} }
WRITE8_HANDLER( bnj_background_w ) WRITE8_HANDLER( bnj_background_w )
{ {
bnj_backgroundram[offset] = data; btime_state *state = (btime_state *)space->machine->driver_data;
state->bnj_backgroundram[offset] = data;
} }
WRITE8_HANDLER( bnj_scroll1_w ) WRITE8_HANDLER( bnj_scroll1_w )
{ {
bnj_scroll1 = data; btime_state *state = (btime_state *)space->machine->driver_data;
state->bnj_scroll1 = data;
} }
WRITE8_HANDLER( bnj_scroll2_w ) WRITE8_HANDLER( bnj_scroll2_w )
{ {
bnj_scroll2 = data; btime_state *state = (btime_state *)space->machine->driver_data;
state->bnj_scroll2 = data;
} }
WRITE8_HANDLER( zoar_video_control_w ) WRITE8_HANDLER( zoar_video_control_w )
{ {
// Zoar video control btime_state *state = (btime_state *)space->machine->driver_data;
// // Zoar video control
// Bit 0-2 = Unknown (always 0). Marked as MCOL on schematics //
// Bit 3-4 = Palette // Bit 0-2 = Unknown (always 0). Marked as MCOL on schematics
// Bit 7 = Flip Screen // Bit 3-4 = Palette
// Bit 7 = Flip Screen
btime_palette = (data & 0x30) >> 3; state->btime_palette = (data & 0x30) >> 3;
flip_screen_set(space->machine, data & 0x80); flip_screen_set(space->machine, data & 0x80);
} }
WRITE8_HANDLER( btime_video_control_w ) WRITE8_HANDLER( btime_video_control_w )
{ {
// Btime video control // Btime video control
// //
// Bit 0 = Flip screen // Bit 0 = Flip screen
// Bit 1-7 = Unknown // Bit 1-7 = Unknown
flip_screen_set(space->machine, data & 0x01); flip_screen_set(space->machine, data & 0x01);
} }
WRITE8_HANDLER( bnj_video_control_w ) WRITE8_HANDLER( bnj_video_control_w )
{ {
/* Bnj/Lnc works a little differently than the btime/eggs (apparently). */ /* Bnj/Lnc works a little differently than the btime/eggs (apparently). */
/* According to the information at: */ /* According to the information at: */
/* http://www.davesclassics.com/arcade/Switch_Settings/BumpNJump.sw */ /* http://www.davesclassics.com/arcade/Switch_Settings/BumpNJump.sw */
/* SW8 is used for cocktail video selection (as opposed to controls), */ /* SW8 is used for cocktail video selection (as opposed to controls), */
/* but bit 7 of the input port is used for vblank input. */ /* but bit 7 of the input port is used for vblank input. */
/* My guess is that this switch open circuits some connection to */ /* My guess is that this switch open circuits some connection to */
/* the monitor hardware. */ /* the monitor hardware. */
/* For now we just check 0x40 in DSW1, and ignore the write if we */ /* For now we just check 0x40 in DSW1, and ignore the write if we */
/* are in upright controls mode. */ /* are in upright controls mode. */
if (input_port_read(space->machine, "DSW1") & 0x40) /* cocktail mode */ if (input_port_read(space->machine, "DSW1") & 0x40) /* cocktail mode */
btime_video_control_w(space, offset, data); btime_video_control_w(space, offset, data);
} }
WRITE8_HANDLER( disco_video_control_w ) WRITE8_HANDLER( disco_video_control_w )
{ {
btime_palette = (data >> 2) & 0x03; btime_state *state = (btime_state *)space->machine->driver_data;
state->btime_palette = (data >> 2) & 0x03;
if (!(input_port_read(space->machine, "DSW1") & 0x40)) /* cocktail mode */ if (!(input_port_read(space->machine, "DSW1") & 0x40)) /* cocktail mode */
{
flip_screen_set(space->machine, data & 0x01); flip_screen_set(space->machine, data & 0x01);
}
static void draw_chars( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8 transparency, UINT8 color, int priority )
{
btime_state *state = (btime_state *)machine->driver_data;
offs_t offs;
for (offs = 0; offs < videoram_size; offs++)
{
UINT8 x = 31 - (offs / 32);
UINT8 y = offs % 32;
UINT16 code = state->videoram[offs] + 256 * (state->colorram[offs] & 3);
/* check priority */
if ((priority != -1) && (priority != ((code >> 7) & 0x01)))
continue;
if (flip_screen_get(machine))
{
x = 31 - x;
y = 33 - y;
}
drawgfx_transpen(bitmap,cliprect,machine->gfx[0],
code,
color,
flip_screen_get(machine),flip_screen_get(machine),
8*x,8*y,
transparency ? 0 : -1);
}
}
static void draw_sprites( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8 color,
UINT8 sprite_y_adjust, UINT8 sprite_y_adjust_flip_screen,
UINT8 *sprite_ram, offs_t interleave )
{
int i;
offs_t offs;
/* draw the sprites */
for (i = 0, offs = 0; i < 8; i++, offs += 4 * interleave)
{
int x, y;
UINT8 flipx, flipy;
if (!(sprite_ram[offs + 0] & 0x01)) continue;
x = 240 - sprite_ram[offs + 3 * interleave];
y = 240 - sprite_ram[offs + 2 * interleave];
flipx = sprite_ram[offs + 0] & 0x04;
flipy = sprite_ram[offs + 0] & 0x02;
if (flip_screen_get(machine))
{
x = 240 - x;
y = 256 - y + sprite_y_adjust_flip_screen;
flipx = !flipx;
flipy = !flipy;
}
y = y - sprite_y_adjust;
drawgfx_transpen(bitmap,cliprect,machine->gfx[1],
sprite_ram[offs + interleave],
color,
flipx,flipy,
x, y,0);
y = y + (flip_screen_get(machine) ? -256 : 256);
// Wrap around
drawgfx_transpen(bitmap,cliprect,machine->gfx[1],
sprite_ram[offs + interleave],
color,
flipx,flipy,
x,y,0);
} }
} }
static void draw_chars(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8 transparency, UINT8 color, int priority) static void draw_background( running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8* tmap, UINT8 color )
{ {
offs_t offs; btime_state *state = (btime_state *)machine->driver_data;
int i;
const UINT8 *gfx = memory_region(machine, "bg_map");
int scroll = -(state->bnj_scroll2 | ((state->bnj_scroll1 & 0x03) << 8));
for (offs = 0; offs < btime_videoram_size; offs++) // One extra iteration for wrap around
{ for (i = 0; i < 5; i++, scroll += 256)
UINT8 x = 31 - (offs / 32); {
UINT8 y = offs % 32;
UINT16 code = btime_videoram[offs] + 256 * (btime_colorram[offs] & 3);
/* check priority */
if ((priority != -1) && (priority != ((code >> 7) & 0x01))) continue;
if (flip_screen_get(machine))
{
x = 31 - x;
y = 33 - y;
}
drawgfx_transpen(bitmap,cliprect,machine->gfx[0],
code,
color,
flip_screen_get(machine),flip_screen_get(machine),
8*x,8*y,
transparency ? 0 : -1);
}
}
static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8 color,
UINT8 sprite_y_adjust, UINT8 sprite_y_adjust_flip_screen,
UINT8 *sprite_ram, offs_t interleave)
{
int i;
offs_t offs;
/* draw the sprites */
for (i = 0, offs = 0; i < 8; i++, offs += 4*interleave)
{
int x, y;
UINT8 flipx,flipy;
if (!(sprite_ram[offs + 0] & 0x01)) continue;
x = 240 - sprite_ram[offs + 3*interleave];
y = 240 - sprite_ram[offs + 2*interleave];
flipx = sprite_ram[offs + 0] & 0x04;
flipy = sprite_ram[offs + 0] & 0x02;
if (flip_screen_get(machine))
{
x = 240 - x;
y = 256 - y + sprite_y_adjust_flip_screen;
flipx = !flipx;
flipy = !flipy;
}
y = y - sprite_y_adjust;
drawgfx_transpen(bitmap,cliprect,machine->gfx[1],
sprite_ram[offs + interleave],
color,
flipx,flipy,
x, y,0);
y = y + (flip_screen_get(machine) ? -256 : 256);
// Wrap around
drawgfx_transpen(bitmap,cliprect,machine->gfx[1],
sprite_ram[offs + interleave],
color,
flipx,flipy,
x,y,0);
}
}
static void draw_background(running_machine *machine, bitmap_t *bitmap, const rectangle *cliprect, UINT8* tmap, UINT8 color)
{
int i;
const UINT8 *gfx = memory_region(machine, "bg_map");
int scroll = -(bnj_scroll2 | ((bnj_scroll1 & 0x03) << 8));
// One extra iteration for wrap around
for (i = 0; i < 5; i++, scroll += 256)
{
offs_t offs; offs_t offs;
offs_t tileoffset = tmap[i & 3] * 0x100; offs_t tileoffset = tmap[i & 3] * 0x100;
// Skip if this tile is completely off the screen // Skip if this tile is completely off the screen
if (scroll > 256) break; if (scroll > 256)
if (scroll < -256) continue; break;
if (scroll < -256)
continue;
for (offs = 0; offs < 0x100; offs++) for (offs = 0; offs < 0x100; offs++)
{ {
int x = 240 - (16 * (offs / 16) + scroll); int x = 240 - (16 * (offs / 16) + scroll);
int y = 16 * (offs % 16); int y = 16 * (offs % 16);
if (flip_screen_get(machine)) if (flip_screen_get(machine))
{ {
x = 240 - x; x = 240 - x;
y = 256 - y; y = 256 - y;
} }
drawgfx_opaque(bitmap, cliprect,machine->gfx[2], drawgfx_opaque(bitmap, cliprect,machine->gfx[2],
gfx[tileoffset + offs], gfx[tileoffset + offs],
color, color,
flip_screen_get(machine),flip_screen_get(machine), flip_screen_get(machine),flip_screen_get(machine),
x,y); x,y);
} }
} }
} }
VIDEO_UPDATE( btime ) VIDEO_UPDATE( btime )
{ {
if (bnj_scroll1 & 0x10) btime_state *state = (btime_state *)screen->machine->driver_data;
{ if (state->bnj_scroll1 & 0x10)
int i, start; {
int i, start;
// Generate tile map // Generate tile map
static UINT8 btime_tilemap[4]; if (flip_screen_get(screen->machine))
start = 0;
else
start = 1;
if (flip_screen_get(screen->machine)) for (i = 0; i < 4; i++)
start = 0; {
else state->btime_tilemap[i] = start | (state->bnj_scroll1 & 0x04);
start = 1; start = (start + 1) & 0x03;
}
for (i = 0; i < 4; i++) draw_background(screen->machine, bitmap, cliprect, state->btime_tilemap, 0);
{ draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, -1);
btime_tilemap[i] = start | (bnj_scroll1 & 0x04); }
start = (start + 1) & 0x03; else
} draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1);
draw_background(screen->machine, bitmap, cliprect, btime_tilemap, 0); draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 0, state->videoram, 0x20);
draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, -1);
}
else
draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 0, btime_videoram, 0x20);
return 0; return 0;
} }
@ -460,8 +453,9 @@ VIDEO_UPDATE( btime )
VIDEO_UPDATE( eggs ) VIDEO_UPDATE( eggs )
{ {
draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1); btime_state *state = (btime_state *)screen->machine->driver_data;
draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, btime_videoram, 0x20); draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, state->videoram, 0x20);
return 0; return 0;
} }
@ -469,8 +463,9 @@ VIDEO_UPDATE( eggs )
VIDEO_UPDATE( lnc ) VIDEO_UPDATE( lnc )
{ {
draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1); btime_state *state = (btime_state *)screen->machine->driver_data;
draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 2, btime_videoram, 0x20); draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 2, state->videoram, 0x20);
return 0; return 0;
} }
@ -478,17 +473,18 @@ VIDEO_UPDATE( lnc )
VIDEO_UPDATE( zoar ) VIDEO_UPDATE( zoar )
{ {
if (bnj_scroll1 & 0x04) btime_state *state = (btime_state *)screen->machine->driver_data;
{ if (state->bnj_scroll1 & 0x04)
draw_background(screen->machine, bitmap, cliprect, zoar_scrollram, btime_palette); {
draw_chars(screen->machine, bitmap, cliprect, TRUE, btime_palette + 1, -1); draw_background(screen->machine, bitmap, cliprect, state->zoar_scrollram, state->btime_palette);
} draw_chars(screen->machine, bitmap, cliprect, TRUE, state->btime_palette + 1, -1);
else }
draw_chars(screen->machine, bitmap, cliprect, FALSE, btime_palette + 1, -1); else
draw_chars(screen->machine, bitmap, cliprect, FALSE, state->btime_palette + 1, -1);
/* The order is important for correct priorities */ /* The order is important for correct priorities */
draw_sprites(screen->machine, bitmap, cliprect, btime_palette + 1, 1, 2, btime_videoram + 0x1f, 0x20); draw_sprites(screen->machine, bitmap, cliprect, state->btime_palette + 1, 1, 2, state->videoram + 0x1f, 0x20);
draw_sprites(screen->machine, bitmap, cliprect, btime_palette + 1, 1, 2, btime_videoram, 0x20); draw_sprites(screen->machine, bitmap, cliprect, state->btime_palette + 1, 1, 2, state->videoram, 0x20);
return 0; return 0;
} }
@ -496,48 +492,49 @@ VIDEO_UPDATE( zoar )
VIDEO_UPDATE( bnj ) VIDEO_UPDATE( bnj )
{ {
if (bnj_scroll1) btime_state *state = (btime_state *)screen->machine->driver_data;
{ if (state->bnj_scroll1)
int scroll, offs; {
int scroll, offs;
for (offs = bnj_backgroundram_size-1; offs >=0; offs--) for (offs = state->bnj_backgroundram_size - 1; offs >=0; offs--)
{ {
int sx,sy; int sx, sy;
sx = 16 * ((offs < 0x100) ? ((offs % 0x80) / 8) : ((offs % 0x80) / 8) + 16); sx = 16 * ((offs < 0x100) ? ((offs % 0x80) / 8) : ((offs % 0x80) / 8) + 16);
sy = 16 * (((offs % 0x100) < 0x80) ? offs % 8 : (offs % 8) + 8); sy = 16 * (((offs % 0x100) < 0x80) ? offs % 8 : (offs % 8) + 8);
sx = 496 - sx; sx = 496 - sx;
if (flip_screen_get(screen->machine)) if (flip_screen_get(screen->machine))
{ {
sx = 496 - sx; sx = 496 - sx;
sy = 256 - sy; sy = 256 - sy;
} }
drawgfx_opaque(background_bitmap, 0, screen->machine->gfx[2], drawgfx_opaque(state->background_bitmap, 0, screen->machine->gfx[2],
(bnj_backgroundram[offs] >> 4) + ((offs & 0x80) >> 3) + 32, (state->bnj_backgroundram[offs] >> 4) + ((offs & 0x80) >> 3) + 32,
0, 0,
flip_screen_get(screen->machine), flip_screen_get(screen->machine), flip_screen_get(screen->machine), flip_screen_get(screen->machine),
sx, sy); sx, sy);
} }
/* copy the background bitmap to the screen */ /* copy the background bitmap to the screen */
scroll = (bnj_scroll1 & 0x02) * 128 + 511 - bnj_scroll2; scroll = (state->bnj_scroll1 & 0x02) * 128 + 511 - state->bnj_scroll2;
if (!flip_screen_get(screen->machine)) if (!flip_screen_get(screen->machine))
scroll = 767-scroll; scroll = 767 - scroll;
copyscrollbitmap(bitmap, background_bitmap, 1, &scroll, 0, 0, cliprect); copyscrollbitmap(bitmap, state->background_bitmap, 1, &scroll, 0, 0, cliprect);
/* copy the low priority characters followed by the sprites /* copy the low priority characters followed by the sprites
then the high priority characters */ then the high priority characters */
draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, 1); draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, 1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, btime_videoram, 0x20); draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, state->videoram, 0x20);
draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, 0); draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, 0);
} }
else else
{ {
draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1); draw_chars(screen->machine, bitmap, cliprect, FALSE, 0, -1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, btime_videoram, 0x20); draw_sprites(screen->machine, bitmap, cliprect, 0, 0, 0, state->videoram, 0x20);
} }
return 0; return 0;
} }
@ -545,30 +542,31 @@ VIDEO_UPDATE( bnj )
VIDEO_UPDATE( cookrace ) VIDEO_UPDATE( cookrace )
{ {
int offs; btime_state *state = (btime_state *)screen->machine->driver_data;
int offs;
for (offs = bnj_backgroundram_size-1; offs >=0; offs--) for (offs = state->bnj_backgroundram_size - 1; offs >=0; offs--)
{ {
int sx,sy; int sx, sy;
sx = 31 - (offs / 32); sx = 31 - (offs / 32);
sy = offs % 32; sy = offs % 32;
if (flip_screen_get(screen->machine)) if (flip_screen_get(screen->machine))
{ {
sx = 31 - sx; sx = 31 - sx;
sy = 33 - sy; sy = 33 - sy;
} }
drawgfx_opaque(bitmap, cliprect, screen->machine->gfx[2], drawgfx_opaque(bitmap, cliprect, screen->machine->gfx[2],
bnj_backgroundram[offs], state->bnj_backgroundram[offs],
0, 0,
flip_screen_get(screen->machine), flip_screen_get(screen->machine), flip_screen_get(screen->machine), flip_screen_get(screen->machine),
8*sx,8*sy); 8*sx,8*sy);
} }
draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, -1); draw_chars(screen->machine, bitmap, cliprect, TRUE, 0, -1);
draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 0, btime_videoram, 0x20); draw_sprites(screen->machine, bitmap, cliprect, 0, 1, 0, state->videoram, 0x20);
return 0; return 0;
} }
@ -576,8 +574,9 @@ VIDEO_UPDATE( cookrace )
VIDEO_UPDATE( disco ) VIDEO_UPDATE( disco )
{ {
draw_chars(screen->machine, bitmap, cliprect, FALSE, btime_palette, -1); btime_state *state = (btime_state *)screen->machine->driver_data;
draw_sprites(screen->machine, bitmap, cliprect, btime_palette, 0, 0, spriteram, 1); draw_chars(screen->machine, bitmap, cliprect, FALSE, state->btime_palette, -1);
draw_sprites(screen->machine, bitmap, cliprect, state->btime_palette, 0, 0, state->spriteram, 1);
return 0; return 0;
} }