summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/cpu/m6502/deco16.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/cpu/m6502/deco16.cpp')
-rw-r--r--src/devices/cpu/m6502/deco16.cpp53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/devices/cpu/m6502/deco16.cpp b/src/devices/cpu/m6502/deco16.cpp
new file mode 100644
index 00000000000..a500b287d7a
--- /dev/null
+++ b/src/devices/cpu/m6502/deco16.cpp
@@ -0,0 +1,53 @@
+// license:BSD-3-Clause
+// copyright-holders:Olivier Galibert
+/***************************************************************************
+
+ deco16.c
+
+ 6502, reverse-engineered DECO variant
+
+***************************************************************************/
+
+#include "emu.h"
+#include "deco16.h"
+
+#define DECO16_VERBOSE 1
+
+const device_type DECO16 = &device_creator<deco16_device>;
+
+deco16_device::deco16_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ m6502_device(mconfig, DECO16, "DECO16", tag, owner, clock, "deco16", __FILE__),
+ io_config("io", ENDIANNESS_LITTLE, 8, 16)
+{
+}
+
+offs_t deco16_device::disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options)
+{
+ return disassemble_generic(buffer, pc, oprom, opram, options, disasm_entries);
+}
+
+
+void deco16_device::device_start()
+{
+ if(direct_disabled)
+ mintf = new mi_default_nd;
+ else
+ mintf = new mi_default_normal;
+
+ init();
+
+ io = &space(AS_IO);
+}
+
+const address_space_config *deco16_device::memory_space_config(address_spacenum spacenum) const
+{
+ switch(spacenum)
+ {
+ case AS_PROGRAM: return &program_config;
+ case AS_IO: return &io_config;
+ case AS_DECRYPTED_OPCODES: return has_configured_map(AS_DECRYPTED_OPCODES) ? &sprogram_config : NULL;
+ default: return NULL;
+ }
+}
+
+#include "cpu/m6502/deco16.inc"