diff options
Diffstat (limited to 'src/mame/drivers/mcr3.cpp')
-rw-r--r-- | src/mame/drivers/mcr3.cpp | 84 |
1 files changed, 44 insertions, 40 deletions
diff --git a/src/mame/drivers/mcr3.cpp b/src/mame/drivers/mcr3.cpp index 7595a0454fd..07e8ea0b1b3 100644 --- a/src/mame/drivers/mcr3.cpp +++ b/src/mame/drivers/mcr3.cpp @@ -481,30 +481,32 @@ READ8_MEMBER(mcr3_state::turbotag_kludge_r) *************************************/ /* address map verified from schematics */ -ADDRESS_MAP_START(mcr3_state::mcrmono_map) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x0000, 0xdfff) AM_ROM - AM_RANGE(0xe000, 0xe7ff) AM_RAM AM_SHARE("nvram") - AM_RANGE(0xe800, 0xe9ff) AM_RAM AM_SHARE("spriteram") - AM_RANGE(0xea00, 0xebff) AM_RAM - AM_RANGE(0xec00, 0xec7f) AM_MIRROR(0x0380) AM_WRITE(mcr_paletteram9_w) AM_SHARE("paletteram") - AM_RANGE(0xf000, 0xf7ff) AM_RAM_WRITE(mcr3_videoram_w) AM_SHARE("videoram") - AM_RANGE(0xf800, 0xffff) AM_ROM /* schematics show a 2716 @ 2B here, but nobody used it */ -ADDRESS_MAP_END +void mcr3_state::mcrmono_map(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0xdfff).rom(); + map(0xe000, 0xe7ff).ram().share("nvram"); + map(0xe800, 0xe9ff).ram().share("spriteram"); + map(0xea00, 0xebff).ram(); + map(0xec00, 0xec7f).mirror(0x0380).w(this, FUNC(mcr3_state::mcr_paletteram9_w)).share("paletteram"); + map(0xf000, 0xf7ff).ram().w(this, FUNC(mcr3_state::mcr3_videoram_w)).share("videoram"); + map(0xf800, 0xffff).rom(); /* schematics show a 2716 @ 2B here, but nobody used it */ +} /* I/O map verified from schematics */ -ADDRESS_MAP_START(mcr3_state::mcrmono_portmap) - ADDRESS_MAP_UNMAP_HIGH - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x00) AM_MIRROR(0x78) AM_READ_PORT("MONO.IP0") - AM_RANGE(0x01, 0x01) AM_MIRROR(0x78) AM_READ_PORT("MONO.IP1") - AM_RANGE(0x02, 0x02) AM_MIRROR(0x78) AM_READ_PORT("MONO.IP2") - AM_RANGE(0x03, 0x03) AM_MIRROR(0x78) AM_READ_PORT("MONO.IP3") - AM_RANGE(0x04, 0x04) AM_MIRROR(0x78) AM_READ_PORT("MONO.IP4") - AM_RANGE(0x05, 0x05) AM_MIRROR(0x78) AM_WRITE(mcrmono_control_port_w) - AM_RANGE(0x07, 0x07) AM_MIRROR(0x78) AM_DEVWRITE("watchdog", watchdog_timer_device, reset_w) - AM_RANGE(0xf0, 0xf3) AM_MIRROR(0x0c) AM_DEVREADWRITE("ctc", z80ctc_device, read, write) -ADDRESS_MAP_END +void mcr3_state::mcrmono_portmap(address_map &map) +{ + map.unmap_value_high(); + map.global_mask(0xff); + map(0x00, 0x00).mirror(0x78).portr("MONO.IP0"); + map(0x01, 0x01).mirror(0x78).portr("MONO.IP1"); + map(0x02, 0x02).mirror(0x78).portr("MONO.IP2"); + map(0x03, 0x03).mirror(0x78).portr("MONO.IP3"); + map(0x04, 0x04).mirror(0x78).portr("MONO.IP4"); + map(0x05, 0x05).mirror(0x78).w(this, FUNC(mcr3_state::mcrmono_control_port_w)); + map(0x07, 0x07).mirror(0x78).w("watchdog", FUNC(watchdog_timer_device::reset_w)); + map(0xf0, 0xf3).mirror(0x0c).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); +} @@ -515,26 +517,28 @@ ADDRESS_MAP_END *************************************/ /* address map verified from schematics */ -ADDRESS_MAP_START(mcr3_state::spyhunt_map) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x0000, 0xdfff) AM_ROM - AM_RANGE(0xe000, 0xe7ff) AM_RAM_WRITE(spyhunt_videoram_w) AM_SHARE("videoram") - AM_RANGE(0xe800, 0xebff) AM_MIRROR(0x0400) AM_RAM_WRITE(spyhunt_alpharam_w) AM_SHARE("spyhunt_alpha") - AM_RANGE(0xf000, 0xf7ff) AM_RAM AM_SHARE("nvram") - AM_RANGE(0xf800, 0xf9ff) AM_RAM AM_SHARE("spriteram") - AM_RANGE(0xfa00, 0xfa7f) AM_MIRROR(0x0180) AM_WRITE(mcr_paletteram9_w) AM_SHARE("paletteram") -ADDRESS_MAP_END +void mcr3_state::spyhunt_map(address_map &map) +{ + map.unmap_value_high(); + map(0x0000, 0xdfff).rom(); + map(0xe000, 0xe7ff).ram().w(this, FUNC(mcr3_state::spyhunt_videoram_w)).share("videoram"); + map(0xe800, 0xebff).mirror(0x0400).ram().w(this, FUNC(mcr3_state::spyhunt_alpharam_w)).share("spyhunt_alpha"); + map(0xf000, 0xf7ff).ram().share("nvram"); + map(0xf800, 0xf9ff).ram().share("spriteram"); + map(0xfa00, 0xfa7f).mirror(0x0180).w(this, FUNC(mcr3_state::mcr_paletteram9_w)).share("paletteram"); +} /* upper I/O map determined by PAL; only SSIO ports and scroll registers are verified from schematics */ -ADDRESS_MAP_START(mcr3_state::spyhunt_portmap) - ADDRESS_MAP_UNMAP_HIGH - ADDRESS_MAP_GLOBAL_MASK(0xff) - SSIO_INPUT_PORTS("ssio") - AM_RANGE(0x84, 0x86) AM_WRITE(spyhunt_scroll_value_w) - AM_RANGE(0xe0, 0xe0) AM_DEVWRITE("watchdog", watchdog_timer_device, reset_w) - AM_RANGE(0xe8, 0xe8) AM_WRITENOP - AM_RANGE(0xf0, 0xf3) AM_DEVREADWRITE("ctc", z80ctc_device, read, write) -ADDRESS_MAP_END +void mcr3_state::spyhunt_portmap(address_map &map) +{ + map.unmap_value_high(); + map.global_mask(0xff); + m_ssio->ssio_input_ports(map, "ssio"); + map(0x84, 0x86).w(this, FUNC(mcr3_state::spyhunt_scroll_value_w)); + map(0xe0, 0xe0).w("watchdog", FUNC(watchdog_timer_device::reset_w)); + map(0xe8, 0xe8).nopw(); + map(0xf0, 0xf3).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); +} /************************************* |