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-rw-r--r--src/mame/machine/m6502_vh2009.cpp65
1 files changed, 0 insertions, 65 deletions
diff --git a/src/mame/machine/m6502_vh2009.cpp b/src/mame/machine/m6502_vh2009.cpp
deleted file mode 100644
index baece78e478..00000000000
--- a/src/mame/machine/m6502_vh2009.cpp
+++ /dev/null
@@ -1,65 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:David Shah, David Haywood
-/***************************************************************************
-
- m6502_vh2009.cpp
-
- 6502 with instruction scrambling
-
- Die is marked VH2009, used on polmega, silv35
-
-***************************************************************************/
-
-#include "emu.h"
-#include "m6502_vh2009.h"
-
-DEFINE_DEVICE_TYPE(M6502_VH2009, m6502_vh2009, "m6502_vh2009", "VRT VH2009")
-
-m6502_vh2009::m6502_vh2009(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
- m6502_device(mconfig, M6502_VH2009, tag, owner, clock)
-{
-}
-
-void m6502_vh2009::device_start()
-{
- mintf = std::make_unique<mi_decrypt>();
- init();
-}
-
-void m6502_vh2009::device_reset()
-{
- m6502_device::device_reset();
-}
-
-uint8_t m6502_vh2009::mi_decrypt::descramble(uint8_t op)
-{
- return bitswap<8>(op, 7, 5, 6, 4, 3, 2, 1, 0);
-}
-
-uint8_t m6502_vh2009::mi_decrypt::read_sync(uint16_t adr)
-{
- uint8_t res = cache->read_byte(adr);
-
- res = descramble(res);
-
- return res;
-}
-
-std::unique_ptr<util::disasm_interface> m6502_vh2009::create_disassembler()
-{
- return std::make_unique<disassembler>(downcast<mi_decrypt *>(mintf.get()));
-}
-
-m6502_vh2009::disassembler::disassembler(mi_decrypt *mi) : mintf(mi)
-{
-}
-
-u32 m6502_vh2009::disassembler::interface_flags() const
-{
- return SPLIT_DECRYPTION;
-}
-
-u8 m6502_vh2009::disassembler::decrypt8(u8 value, offs_t pc, bool opcode) const
-{
- return opcode ? mintf->descramble(value) : value;
-}