diff options
Diffstat (limited to 'src/mame/drivers/flkatck.cpp')
-rw-r--r-- | src/mame/drivers/flkatck.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/mame/drivers/flkatck.cpp b/src/mame/drivers/flkatck.cpp index 63e527f7241..648315c417a 100644 --- a/src/mame/drivers/flkatck.cpp +++ b/src/mame/drivers/flkatck.cpp @@ -106,10 +106,11 @@ ADDRESS_MAP_END static ADDRESS_MAP_START( flkatck_sound_map, AS_PROGRAM, 8, flkatck_state ) AM_RANGE(0x0000, 0x7fff) AM_ROM /* ROM */ AM_RANGE(0x8000, 0x87ff) AM_RAM /* RAM */ - AM_RANGE(0x9000, 0x9000) AM_READWRITE(multiply_r, multiply_w) /* ??? */ -// AM_RANGE(0x9001, 0x9001) AM_RAM /* ??? */ - AM_RANGE(0x9004, 0x9004) AM_READNOP /* ??? */ - AM_RANGE(0x9006, 0x9006) AM_WRITENOP /* ??? */ + AM_RANGE(0x9000, 0x9000) AM_READ(multiply_r) // 007452: Protection (see wecleman, but unused here?) + AM_RANGE(0x9001, 0x9001) AM_READNOP // 007452: ? + AM_RANGE(0x9000, 0x9001) AM_WRITE(multiply_w) // 007452: Protection (see wecleman, but unused here?) + AM_RANGE(0x9004, 0x9004) AM_READNOP // 007452: ? + AM_RANGE(0x9006, 0x9006) AM_WRITENOP // 007452: ? AM_RANGE(0xa000, 0xa000) AM_DEVREAD("soundlatch", generic_latch_8_device, read) AM_RANGE(0xb000, 0xb00d) AM_DEVREADWRITE("k007232", k007232_device, read, write) /* 007232 registers */ AM_RANGE(0xc000, 0xc001) AM_DEVREADWRITE("ymsnd", ym2151_device, read, write) /* YM2151 */ |