diff options
Diffstat (limited to 'src/mame/drivers/symbolics.cpp')
-rw-r--r-- | src/mame/drivers/symbolics.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mame/drivers/symbolics.cpp b/src/mame/drivers/symbolics.cpp index b6dea132f95..0bfd2db59a1 100644 --- a/src/mame/drivers/symbolics.cpp +++ b/src/mame/drivers/symbolics.cpp @@ -251,18 +251,18 @@ currently dies at context switch code loaded to ram around 38EE0, see patent 488 void symbolics_state::m68k_mem(address_map &map) { map.unmap_value_high(); - //AM_RANGE(0x000000, 0x01ffff) AM_ROM /* ROM lives here */ + //map(0x000000, 0x01ffff).rom(); /* ROM lives here */ map(0x000000, 0x00bfff).rom(); // 0x00c000-0x00ffff is open bus but decoded/auto-DTACKed, does not cause bus error map(0x010000, 0x01bfff).rom(); // 0x01c000-0x01ffff is open bus but decoded/auto-DTACKed, does not cause bus error map(0x020000, 0x03ffff).ram().region("fepdram", 0); /* Local FEP ram seems to be here? there are 18 mcm4164s on the pcb which probably map here, plus 2 parity bits? */ - //AM_RANGE(0x020000, 0x03ffff) AM_READWRITE(ram_parity_hack_r, ram_parity_hack_w) - //AM_RANGE(0x020002, 0x03ffff) AM_RAM AM_REGION("fepdram", 0) /* Local FEP ram seems to be here? there are 18 mcm4164s on the pcb which probably map here, plus 2 parity bits? */ + //map(0x020000, 0x03ffff).rw(FUNC(symbolics_state::ram_parity_hack_r), FUNC(symbolics_state::ram_parity_hack_w)); + //map(0x020002, 0x03ffff).ram().region("fepdram", 0); /* Local FEP ram seems to be here? there are 18 mcm4164s on the pcb which probably map here, plus 2 parity bits? */ // 2x AM9128-10PC 2048x8 SRAMs @F7 and @G7 map somewhere // 6x AM2148-50 1024x4bit SRAMs @F22-F27 map somewhere - //AM_RANGE(0x040000, 0xffffff) AM_READ(buserror_r); - //AM_RANGE(0x800000, 0xffffff) AM_RAM /* paged access to lispm ram? */ + //map(0x040000, 0xffffff).r(FUNC(symbolics_state::buserror_r)); + //map(0x800000, 0xffffff).ram(); /* paged access to lispm ram? */ //FF00B0 is readable, may be to read the MC/SQ/DP/AU continuity lines? map(0xff00a0, 0xff00bf).rom().region("fep_paddle_prom",0); map(0xff00c0, 0xff00df).rom().region("fep_prom",0); |