diff options
Diffstat (limited to 'src/mame/drivers/spiders.cpp')
-rw-r--r-- | src/mame/drivers/spiders.cpp | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/src/mame/drivers/spiders.cpp b/src/mame/drivers/spiders.cpp index 2f4bcbe0ece..eb0b9d92e98 100644 --- a/src/mame/drivers/spiders.cpp +++ b/src/mame/drivers/spiders.cpp @@ -415,26 +415,28 @@ READ8_MEMBER(spiders_state::gfx_rom_r) * *************************************/ -ADDRESS_MAP_START(spiders_state::spiders_main_map) - AM_RANGE(0x0000, 0xbfff) AM_RAM AM_SHARE("ram") - AM_RANGE(0xc000, 0xc000) AM_DEVWRITE("crtc", mc6845_device, address_w) - AM_RANGE(0xc001, 0xc001) AM_DEVREADWRITE("crtc", mc6845_device, register_r, register_w) - AM_RANGE(0xc020, 0xc027) AM_RAM AM_SHARE("nvram") - AM_RANGE(0xc044, 0xc047) AM_DEVREADWRITE("pia1", pia6821_device, read, write) - AM_RANGE(0xc048, 0xc04b) AM_DEVREADWRITE("pia2", pia6821_device, read_alt, write_alt) - AM_RANGE(0xc050, 0xc053) AM_DEVREADWRITE("pia3", pia6821_device, read, write) - AM_RANGE(0xc060, 0xc060) AM_READ_PORT("DSW1") - AM_RANGE(0xc080, 0xc080) AM_READ_PORT("DSW2") - AM_RANGE(0xc0a0, 0xc0a0) AM_READ_PORT("DSW3") - AM_RANGE(0xc100, 0xffff) AM_ROM -ADDRESS_MAP_END - - -ADDRESS_MAP_START(spiders_state::spiders_audio_map) - AM_RANGE(0x0000, 0x007f) AM_RAM - AM_RANGE(0x0080, 0x0083) AM_DEVREADWRITE("pia4", pia6821_device, read, write) - AM_RANGE(0xf800, 0xffff) AM_ROM -ADDRESS_MAP_END +void spiders_state::spiders_main_map(address_map &map) +{ + map(0x0000, 0xbfff).ram().share("ram"); + map(0xc000, 0xc000).w("crtc", FUNC(mc6845_device::address_w)); + map(0xc001, 0xc001).rw("crtc", FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); + map(0xc020, 0xc027).ram().share("nvram"); + map(0xc044, 0xc047).rw("pia1", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); + map(0xc048, 0xc04b).rw("pia2", FUNC(pia6821_device::read_alt), FUNC(pia6821_device::write_alt)); + map(0xc050, 0xc053).rw("pia3", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); + map(0xc060, 0xc060).portr("DSW1"); + map(0xc080, 0xc080).portr("DSW2"); + map(0xc0a0, 0xc0a0).portr("DSW3"); + map(0xc100, 0xffff).rom(); +} + + +void spiders_state::spiders_audio_map(address_map &map) +{ + map(0x0000, 0x007f).ram(); + map(0x0080, 0x0083).rw("pia4", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); + map(0xf800, 0xffff).rom(); +} |