diff options
Diffstat (limited to 'src/mame/drivers/r2dtank.cpp')
-rw-r--r-- | src/mame/drivers/r2dtank.cpp | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/src/mame/drivers/r2dtank.cpp b/src/mame/drivers/r2dtank.cpp index 16e2f4265d5..922bd6ad413 100644 --- a/src/mame/drivers/r2dtank.cpp +++ b/src/mame/drivers/r2dtank.cpp @@ -326,26 +326,28 @@ WRITE8_MEMBER(r2dtank_state::pia_comp_w) } -ADDRESS_MAP_START(r2dtank_state::r2dtank_main_map) - AM_RANGE(0x0000, 0x1fff) AM_RAM AM_SHARE("videoram") - AM_RANGE(0x2000, 0x3fff) AM_RAM - AM_RANGE(0x4000, 0x5fff) AM_RAM AM_SHARE("colorram") - AM_RANGE(0x6000, 0x7fff) AM_RAM - AM_RANGE(0x8000, 0x8003) AM_DEVREAD("pia_main", pia6821_device, read) AM_WRITE(pia_comp_w) - AM_RANGE(0x8004, 0x8004) AM_READWRITE(audio_answer_r, audio_command_w) - AM_RANGE(0xb000, 0xb000) AM_DEVWRITE("crtc", mc6845_device, address_w) - AM_RANGE(0xb001, 0xb001) AM_DEVWRITE("crtc", mc6845_device, register_w) - AM_RANGE(0xc000, 0xc007) AM_RAM AM_SHARE("nvram") - AM_RANGE(0xc800, 0xffff) AM_ROM -ADDRESS_MAP_END - - -ADDRESS_MAP_START(r2dtank_state::r2dtank_audio_map) - AM_RANGE(0x0000, 0x007f) AM_RAM /* internal RAM */ - AM_RANGE(0xd000, 0xd003) AM_DEVREADWRITE("pia_audio", pia6821_device, read, write) - AM_RANGE(0xf000, 0xf000) AM_READWRITE(audio_command_r, audio_answer_w) - AM_RANGE(0xf800, 0xffff) AM_ROM -ADDRESS_MAP_END +void r2dtank_state::r2dtank_main_map(address_map &map) +{ + map(0x0000, 0x1fff).ram().share("videoram"); + map(0x2000, 0x3fff).ram(); + map(0x4000, 0x5fff).ram().share("colorram"); + map(0x6000, 0x7fff).ram(); + map(0x8000, 0x8003).r("pia_main", FUNC(pia6821_device::read)).w(this, FUNC(r2dtank_state::pia_comp_w)); + map(0x8004, 0x8004).rw(this, FUNC(r2dtank_state::audio_answer_r), FUNC(r2dtank_state::audio_command_w)); + map(0xb000, 0xb000).w("crtc", FUNC(mc6845_device::address_w)); + map(0xb001, 0xb001).w("crtc", FUNC(mc6845_device::register_w)); + map(0xc000, 0xc007).ram().share("nvram"); + map(0xc800, 0xffff).rom(); +} + + +void r2dtank_state::r2dtank_audio_map(address_map &map) +{ + map(0x0000, 0x007f).ram(); /* internal RAM */ + map(0xd000, 0xd003).rw("pia_audio", FUNC(pia6821_device::read), FUNC(pia6821_device::write)); + map(0xf000, 0xf000).rw(this, FUNC(r2dtank_state::audio_command_r), FUNC(r2dtank_state::audio_answer_w)); + map(0xf800, 0xffff).rom(); +} |