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-rw-r--r--src/mess/machine/a2memexp.c229
1 files changed, 0 insertions, 229 deletions
diff --git a/src/mess/machine/a2memexp.c b/src/mess/machine/a2memexp.c
deleted file mode 100644
index 2608e89e760..00000000000
--- a/src/mess/machine/a2memexp.c
+++ /dev/null
@@ -1,229 +0,0 @@
-/*********************************************************************
-
- a2memexp.c
-
- Implementation of the Apple II Memory Expansion Card
-
-*********************************************************************/
-
-#include "a2memexp.h"
-#include "includes/apple2.h"
-
-
-/***************************************************************************
- PARAMETERS
-***************************************************************************/
-
-//**************************************************************************
-// GLOBAL VARIABLES
-//**************************************************************************
-
-const device_type A2BUS_MEMEXP = &device_creator<a2bus_memexpapple_device>;
-const device_type A2BUS_RAMFACTOR = &device_creator<a2bus_ramfactor_device>;
-
-#define MEMEXP_ROM_REGION "memexp_rom"
-
-MACHINE_CONFIG_FRAGMENT( memexp )
-MACHINE_CONFIG_END
-
-ROM_START( memexp )
- ROM_REGION(0x1000, MEMEXP_ROM_REGION, 0)
- ROM_LOAD( "341-0344a.bin", 0x0000, 0x1000, CRC(1e994e17) SHA1(6e823a1fa40ed37eeddcef23f5df24da2ea1463e) )
-ROM_END
-
-ROM_START( ramfactor )
- ROM_REGION(0x8000, MEMEXP_ROM_REGION, 0)
- ROM_LOAD( "ae ramfactor rom v1.4.bin", 0x0000, 0x2000, CRC(1c56d646) SHA1(32cb02a6a915dd3962bfa1f0184a94253e03ba6b) )
- ROM_LOAD( "ae ramfactor rom v1.3.bin", 0x2000, 0x2000, CRC(434f5c45) SHA1(cf31a370951bd9a10d5b77f179134b358683b8fa) )
- ROM_LOAD( "ae ramfactor rom v1.1.bin", 0x4000, 0x2000, CRC(328907a3) SHA1(dc25b4133a52609799098d8918a289fd973d28d9) )
- ROM_LOAD( "ae ramfactor rom v1.0.bin", 0x6000, 0x2000, CRC(39c2162a) SHA1(9286d35907939aadb1fffd3e1d75603fe3e846ad) )
-ROM_END
-
-/***************************************************************************
- FUNCTION PROTOTYPES
-***************************************************************************/
-
-//-------------------------------------------------
-// machine_config_additions - device-specific
-// machine configurations
-//-------------------------------------------------
-
-machine_config_constructor a2bus_memexp_device::device_mconfig_additions() const
-{
- return MACHINE_CONFIG_NAME( memexp );
-}
-
-//-------------------------------------------------
-// rom_region - device-specific ROM region
-//-------------------------------------------------
-
-const rom_entry *a2bus_memexp_device::device_rom_region() const
-{
- return ROM_NAME( memexp );
-}
-
-const rom_entry *a2bus_ramfactor_device::device_rom_region() const
-{
- return ROM_NAME( ramfactor );
-}
-
-//**************************************************************************
-// LIVE DEVICE
-//**************************************************************************
-
-a2bus_memexp_device::a2bus_memexp_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) :
- device_t(mconfig, type, name, tag, owner, clock, shortname, source),
- device_a2bus_card_interface(mconfig, *this)
-{
-}
-
-a2bus_memexpapple_device::a2bus_memexpapple_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
- a2bus_memexp_device(mconfig, A2BUS_MEMEXP, "Apple II Memory Expansion Card", tag, owner, clock, "a2memexp", __FILE__)
-{
- m_isramfactor = false;
- m_bankhior = 0xf0;
- m_addrmask = 0xfffff;
-}
-
-a2bus_ramfactor_device::a2bus_ramfactor_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
- a2bus_memexp_device(mconfig, A2BUS_RAMFACTOR, "Applied Engineering RamFactor", tag, owner, clock, "a2ramfac", __FILE__)
-{
- m_isramfactor = true;
- m_bankhior = 0x00;
- m_addrmask = 0x7fffff;
-}
-
-//-------------------------------------------------
-// device_start - device-specific startup
-//-------------------------------------------------
-
-void a2bus_memexp_device::device_start()
-{
- // set_a2bus_device makes m_slot valid
- set_a2bus_device();
-
- astring tempstring;
- m_rom = device().machine().root_device().memregion(this->subtag(tempstring, MEMEXP_ROM_REGION))->base();
-
- memset(m_ram, 0xff, 1024*1024*sizeof(UINT8));
-
- save_item(NAME(m_regs));
- save_item(NAME(m_ram));
- save_item(NAME(m_wptr));
- save_item(NAME(m_liveptr));
-}
-
-void a2bus_memexp_device::device_reset()
-{
- memset(m_regs, 0, sizeof(UINT8) * 0x10);
- m_wptr = m_liveptr = 0;
-}
-
-
-/*-------------------------------------------------
- read_c0nx - called for reads from this card's c0nx space
--------------------------------------------------*/
-
-UINT8 a2bus_memexp_device::read_c0nx(address_space &space, UINT8 offset)
-{
- UINT8 retval = m_regs[offset];
-
- if (offset == 3)
- {
- retval = m_ram[m_liveptr&m_addrmask];
-// printf("Read RAM[%x] = %02x\n", m_liveptr, retval);
- m_liveptr++;
- m_regs[0] = m_liveptr & 0xff;
- m_regs[1] = (m_liveptr>>8) & 0xff;
- m_regs[2] = ((m_liveptr>>16) & 0xff) | m_bankhior;
- }
-
-// printf("Read c0n%x (PC=%x) = %02x\n", offset, space.device().safe_pc(), retval);
-
- return retval;
-}
-
-
-/*-------------------------------------------------
- write_c0nx - called for writes to this card's c0nx space
--------------------------------------------------*/
-
-void a2bus_memexp_device::write_c0nx(address_space &space, UINT8 offset, UINT8 data)
-{
-// printf("Write %02x to c0n%x (PC=%x)\n", data, offset, space.device().safe_pc());
-
- switch (offset)
- {
- case 0:
- m_wptr &= ~0xff;
- m_wptr |= data;
- m_regs[0] = m_wptr & 0xff;
- m_regs[1] = (m_wptr>>8) & 0xff;
- m_regs[2] = ((m_wptr>>16) & 0xff) | m_bankhior;
- m_liveptr = m_wptr;
- break;
-
- case 1:
- m_wptr &= ~0xff00;
- m_wptr |= (data<<8);
- m_regs[0] = m_wptr & 0xff;
- m_regs[1] = (m_wptr>>8) & 0xff;
- m_regs[2] = ((m_wptr>>16) & 0xff) | m_bankhior;
- m_liveptr = m_wptr;
- break;
-
- case 2:
- m_wptr &= ~0xff0000;
- m_wptr |= (data<<16);
- m_regs[0] = m_wptr & 0xff;
- m_regs[1] = (m_wptr>>8) & 0xff;
- m_regs[2] = ((m_wptr>>16) & 0xff) | m_bankhior;
- m_liveptr = m_wptr;
- break;
-
- case 3:
-// printf("Write %02x to RAM[%x]\n", data, m_liveptr);
- m_ram[(m_liveptr&m_addrmask)] = data;
- m_liveptr++;
- m_regs[0] = m_liveptr & 0xff;
- m_regs[1] = (m_liveptr>>8) & 0xff;
- m_regs[2] = ((m_liveptr>>16) & 0xff) | m_bankhior;
- break;
-
- default:
- m_regs[offset] = data;
- break;
- }
-}
-
-/*-------------------------------------------------
- read_cnxx - called for reads from this card's cnxx space
--------------------------------------------------*/
-
-UINT8 a2bus_memexp_device::read_cnxx(address_space &space, UINT8 offset)
-{
- int slotimg = m_slot * 0x100;
-
- // first 0x400 of ROM contains a CnXX image for each of slots 1-7, last 0x400 is c800 image
- if ((m_isramfactor) && (m_regs[0xf] & 0x01))
- {
- return m_rom[offset+slotimg+0x1000];
- }
-
- return m_rom[offset+slotimg];
-}
-
-/*-------------------------------------------------
- read_c800 - called for reads from this card's c800 space
--------------------------------------------------*/
-
-UINT8 a2bus_memexp_device::read_c800(address_space &space, UINT16 offset)
-{
- // c70a diags confirm: bit 1 of cn0F banks in the second half of the ROM
- if ((m_isramfactor) && (m_regs[0xf] & 0x01))
- {
- return m_rom[offset+0x1800];
- }
-
- return m_rom[offset+0x800];
-}