diff options
author | Vas Crabb <vas@vastheman.com> | 2015-12-07 23:18:59 +1100 |
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committer | Vas Crabb <vas@vastheman.com> | 2015-12-11 23:34:36 +1100 |
commit | 18966159a0ad63083bcdb28869bdbf10d140e6d5 (patch) | |
tree | 35e3868ea9f9c24558797f1c8e8595dc3d8bfaac /src/mame | |
parent | 25182815216b78058c8efb88f6471b0cda2641e9 (diff) |
Use AM_MIRROR (nt)
Diffstat (limited to 'src/mame')
-rw-r--r-- | src/mame/drivers/osborne1.cpp | 2 | ||||
-rw-r--r-- | src/mame/machine/osborne1.cpp | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/osborne1.cpp b/src/mame/drivers/osborne1.cpp index 19074acc235..43bdd2417d3 100644 --- a/src/mame/drivers/osborne1.cpp +++ b/src/mame/drivers/osborne1.cpp @@ -92,7 +92,7 @@ ADDRESS_MAP_END static ADDRESS_MAP_START( osborne1_io, AS_IO, 8, osborne1_state ) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE( 0x00, 0xff ) AM_WRITE(bankswitch_w) + AM_RANGE( 0x00, 0x03 ) AM_MIRROR( 0xfc ) AM_WRITE(bankswitch_w) ADDRESS_MAP_END diff --git a/src/mame/machine/osborne1.cpp b/src/mame/machine/osborne1.cpp index 4d7856e8eb2..638e40a8445 100644 --- a/src/mame/machine/osborne1.cpp +++ b/src/mame/machine/osborne1.cpp @@ -118,7 +118,7 @@ READ8_MEMBER( osborne1_state::opcode_r ) WRITE8_MEMBER( osborne1_state::bankswitch_w ) { - switch (offset & 0x03) + switch (offset) { case 0x00: if (set_rom_mode(1)) |