diff options
Diffstat (limited to 'src/mame/drivers/circusc.cpp')
-rw-r--r-- | src/mame/drivers/circusc.cpp | 58 |
1 files changed, 30 insertions, 28 deletions
diff --git a/src/mame/drivers/circusc.cpp b/src/mame/drivers/circusc.cpp index 85dc634d72c..07c6f24d203 100644 --- a/src/mame/drivers/circusc.cpp +++ b/src/mame/drivers/circusc.cpp @@ -152,34 +152,36 @@ WRITE_LINE_MEMBER(circusc_state::irq_mask_w) m_maincpu->set_input_line(M6809_IRQ_LINE, CLEAR_LINE); } -ADDRESS_MAP_START(circusc_state::circusc_map) - AM_RANGE(0x0000, 0x0007) AM_MIRROR(0x03f8) AM_DEVWRITE("mainlatch", ls259_device, write_d0) - AM_RANGE(0x0400, 0x0400) AM_MIRROR(0x03ff) AM_DEVWRITE("watchdog", watchdog_timer_device, reset_w) /* WDOG */ - AM_RANGE(0x0800, 0x0800) AM_MIRROR(0x03ff) AM_DEVWRITE("soundlatch", generic_latch_8_device, write) /* SOUND DATA */ - AM_RANGE(0x0c00, 0x0c00) AM_MIRROR(0x03ff) AM_WRITE(circusc_sh_irqtrigger_w) /* SOUND-ON causes interrupt on audio CPU */ - AM_RANGE(0x1000, 0x1000) AM_MIRROR(0x03fc) AM_READ_PORT("SYSTEM") - AM_RANGE(0x1001, 0x1001) AM_MIRROR(0x03fc) AM_READ_PORT("P1") - AM_RANGE(0x1002, 0x1002) AM_MIRROR(0x03fc) AM_READ_PORT("P2") - AM_RANGE(0x1003, 0x1003) AM_MIRROR(0x03fc) AM_READNOP /* unpopulated DIPSW 3*/ - AM_RANGE(0x1400, 0x1400) AM_MIRROR(0x03ff) AM_READ_PORT("DSW1") - AM_RANGE(0x1800, 0x1800) AM_MIRROR(0x03ff) AM_READ_PORT("DSW2") - AM_RANGE(0x1c00, 0x1c00) AM_MIRROR(0x03ff) AM_WRITEONLY AM_SHARE("scroll") /* VGAP */ - AM_RANGE(0x2000, 0x2fff) AM_RAM - AM_RANGE(0x3000, 0x33ff) AM_RAM_WRITE(circusc_colorram_w) AM_SHARE("colorram") /* colorram */ - AM_RANGE(0x3400, 0x37ff) AM_RAM_WRITE(circusc_videoram_w) AM_SHARE("videoram") /* videoram */ - AM_RANGE(0x3800, 0x38ff) AM_RAM AM_SHARE("spriteram_2") /* spriteram2 */ - AM_RANGE(0x3900, 0x39ff) AM_RAM AM_SHARE("spriteram") /* spriteram */ - AM_RANGE(0x3a00, 0x3fff) AM_RAM - AM_RANGE(0x6000, 0xffff) AM_ROM -ADDRESS_MAP_END - -ADDRESS_MAP_START(circusc_state::sound_map) - AM_RANGE(0x0000, 0x3fff) AM_ROM - AM_RANGE(0x4000, 0x43ff) AM_MIRROR(0x1c00) AM_RAM - AM_RANGE(0x6000, 0x6000) AM_MIRROR(0x1fff) AM_DEVREAD("soundlatch", generic_latch_8_device, read) /* CS0 */ - AM_RANGE(0x8000, 0x8000) AM_MIRROR(0x1fff) AM_READ(circusc_sh_timer_r) /* CS1 */ - AM_RANGE(0xa000, 0xa07f) AM_MIRROR(0x1f80) AM_WRITE(circusc_sound_w) /* CS2 - CS6 */ -ADDRESS_MAP_END +void circusc_state::circusc_map(address_map &map) +{ + map(0x0000, 0x0007).mirror(0x03f8).w("mainlatch", FUNC(ls259_device::write_d0)); + map(0x0400, 0x0400).mirror(0x03ff).w("watchdog", FUNC(watchdog_timer_device::reset_w)); /* WDOG */ + map(0x0800, 0x0800).mirror(0x03ff).w("soundlatch", FUNC(generic_latch_8_device::write)); /* SOUND DATA */ + map(0x0c00, 0x0c00).mirror(0x03ff).w(this, FUNC(circusc_state::circusc_sh_irqtrigger_w)); /* SOUND-ON causes interrupt on audio CPU */ + map(0x1000, 0x1000).mirror(0x03fc).portr("SYSTEM"); + map(0x1001, 0x1001).mirror(0x03fc).portr("P1"); + map(0x1002, 0x1002).mirror(0x03fc).portr("P2"); + map(0x1003, 0x1003).mirror(0x03fc).nopr(); /* unpopulated DIPSW 3*/ + map(0x1400, 0x1400).mirror(0x03ff).portr("DSW1"); + map(0x1800, 0x1800).mirror(0x03ff).portr("DSW2"); + map(0x1c00, 0x1c00).mirror(0x03ff).writeonly().share("scroll"); /* VGAP */ + map(0x2000, 0x2fff).ram(); + map(0x3000, 0x33ff).ram().w(this, FUNC(circusc_state::circusc_colorram_w)).share("colorram"); /* colorram */ + map(0x3400, 0x37ff).ram().w(this, FUNC(circusc_state::circusc_videoram_w)).share("videoram"); /* videoram */ + map(0x3800, 0x38ff).ram().share("spriteram_2"); /* spriteram2 */ + map(0x3900, 0x39ff).ram().share("spriteram"); /* spriteram */ + map(0x3a00, 0x3fff).ram(); + map(0x6000, 0xffff).rom(); +} + +void circusc_state::sound_map(address_map &map) +{ + map(0x0000, 0x3fff).rom(); + map(0x4000, 0x43ff).mirror(0x1c00).ram(); + map(0x6000, 0x6000).mirror(0x1fff).r("soundlatch", FUNC(generic_latch_8_device::read)); /* CS0 */ + map(0x8000, 0x8000).mirror(0x1fff).r(this, FUNC(circusc_state::circusc_sh_timer_r)); /* CS1 */ + map(0xa000, 0xa07f).mirror(0x1f80).w(this, FUNC(circusc_state::circusc_sound_w)); /* CS2 - CS6 */ +} |