mirror of
https://github.com/holub/mame
synced 2025-04-22 16:31:49 +03:00
bbc_tube_6502/65c102: Added ReCo6502 Tube 1.21 ROM.
- Rewritten using bankdev and combined 6502/65c102 variants (nw)
This commit is contained in:
Nigel Barnes
parent
a73e443d69
commit
42b42714ed
@ -353,8 +353,6 @@ if (BUSES["BBC_TUBE"]~=null) then
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube.h",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_6502.cpp",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_6502.h",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_65c102.cpp",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_65c102.h",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_80186.cpp",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_80186.h",
|
||||
MAME_DIR .. "src/devices/bus/bbc/tube/tube_80286.cpp",
|
||||
|
||||
@ -113,7 +113,6 @@ WRITE8_MEMBER(bbc_tube_slot_device::host_w)
|
||||
|
||||
// slot devices
|
||||
#include "tube_6502.h"
|
||||
#include "tube_65c102.h"
|
||||
#include "tube_80186.h"
|
||||
#include "tube_80286.h"
|
||||
//#include "tube_a500.h"
|
||||
|
||||
@ -6,6 +6,10 @@
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ANC01_65022ndproc.html
|
||||
|
||||
Acorn ADC06 65C102 Co-processor
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ADC06_65C102CoPro.html
|
||||
|
||||
**********************************************************************/
|
||||
|
||||
|
||||
@ -18,7 +22,8 @@
|
||||
// DEVICE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
DEFINE_DEVICE_TYPE(BBC_TUBE_6502, bbc_tube_6502_device, "bbc_tube_6502", "Acorn 6502 2nd Processor")
|
||||
DEFINE_DEVICE_TYPE(BBC_TUBE_6502, bbc_tube_6502_device, "bbc_tube_6502", "Acorn 6502 2nd Processor")
|
||||
DEFINE_DEVICE_TYPE(BBC_TUBE_65C102, bbc_tube_65c102_device, "bbc_tube_65c102", "Acorn 65C102 Co-Processor")
|
||||
|
||||
|
||||
//-------------------------------------------------
|
||||
@ -27,7 +32,17 @@ DEFINE_DEVICE_TYPE(BBC_TUBE_6502, bbc_tube_6502_device, "bbc_tube_6502", "Acorn
|
||||
|
||||
void bbc_tube_6502_device::tube_6502_mem(address_map &map)
|
||||
{
|
||||
map(0x0000, 0xffff).rw(FUNC(bbc_tube_6502_device::read), FUNC(bbc_tube_6502_device::write));
|
||||
map(0x0000, 0xffff).m(m_bankdev, FUNC(address_map_bank_device::amap8));
|
||||
map(0xfef0, 0xfeff).rw(FUNC(bbc_tube_6502_device::tube_r), FUNC(bbc_tube_6502_device::tube_w));
|
||||
}
|
||||
|
||||
void bbc_tube_6502_device::tube_6502_bank(address_map &map)
|
||||
{
|
||||
// ROM enabled
|
||||
map(0x00000, 0x0ffff).ram().share("ram");
|
||||
map(0x0f000, 0x0ffff).rom().region("rom", 0);
|
||||
// ROM disabled
|
||||
map(0x10000, 0x1ffff).ram().share("ram");
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
@ -36,21 +51,33 @@ void bbc_tube_6502_device::tube_6502_mem(address_map &map)
|
||||
|
||||
ROM_START( tube_6502 )
|
||||
ROM_REGION(0x1000, "rom", 0)
|
||||
ROM_LOAD("6502tube.rom", 0x0000, 0x1000, CRC(98b5fe42) SHA1(338269d03cf6bfa28e09d1651c273ea53394323b))
|
||||
ROM_DEFAULT_BIOS("110")
|
||||
ROM_SYSTEM_BIOS(0, "110", "Tube 1.10")
|
||||
ROMX_LOAD("6502tube.rom", 0x0000, 0x1000, CRC(98b5fe42) SHA1(338269d03cf6bfa28e09d1651c273ea53394323b), ROM_BIOS(0))
|
||||
ROM_SYSTEM_BIOS(1, "121", "Tube 1.21 (ReCo6502)")
|
||||
ROMX_LOAD("reco6502tube.rom", 0x0000, 0x1000, CRC(75b2a466) SHA1(9ecef24de58a48c3fbe01b12888c3f6a5d24f57f), ROM_BIOS(1))
|
||||
ROM_END
|
||||
|
||||
ROM_START( tube_65c102 )
|
||||
ROM_REGION(0x1000, "rom", 0)
|
||||
ROM_DEFAULT_BIOS("110")
|
||||
ROM_SYSTEM_BIOS(0, "110", "Tube 1.10")
|
||||
ROMX_LOAD("65c102_boot_110.rom", 0x0000, 0x1000, CRC(ad5b70cc) SHA1(0ac9a1c70e55a79e2c81e102afae1d016af229fa), ROM_BIOS(0)) // 2201,243-02
|
||||
ROM_SYSTEM_BIOS(1, "121", "Tube 1.21 (ReCo6502)")
|
||||
ROMX_LOAD("reco6502tube.rom", 0x0000, 0x1000, CRC(75b2a466) SHA1(9ecef24de58a48c3fbe01b12888c3f6a5d24f57f), ROM_BIOS(1))
|
||||
ROM_END
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_add_mconfig - add device configuration
|
||||
//-------------------------------------------------
|
||||
|
||||
void bbc_tube_6502_device::device_add_mconfig(machine_config &config)
|
||||
void bbc_tube_6502_device::add_common_devices(machine_config &config)
|
||||
{
|
||||
M65C02(config, m_m6502, 12_MHz_XTAL / 4);
|
||||
m_m6502->set_addrmap(AS_PROGRAM, &bbc_tube_6502_device::tube_6502_mem);
|
||||
ADDRESS_MAP_BANK(config, m_bankdev).set_map(&bbc_tube_6502_device::tube_6502_bank).set_options(ENDIANNESS_LITTLE, 8, 17, 0x10000);
|
||||
|
||||
TUBE(config, m_ula);
|
||||
m_ula->pnmi_handler().set_inputline(m_m6502, M65C02_NMI_LINE);
|
||||
m_ula->pirq_handler().set_inputline(m_m6502, M65C02_IRQ_LINE);
|
||||
m_ula->pnmi_handler().set_inputline(m_maincpu, M65C02_NMI_LINE);
|
||||
m_ula->pirq_handler().set_inputline(m_maincpu, M65C02_IRQ_LINE);
|
||||
|
||||
/* internal ram */
|
||||
RAM(config, m_ram).set_default_size("64K").set_default_value(0);
|
||||
@ -60,6 +87,22 @@ void bbc_tube_6502_device::device_add_mconfig(machine_config &config)
|
||||
SOFTWARE_LIST(config, "flop_ls_65c102").set_original("bbc_flop_65c102");
|
||||
}
|
||||
|
||||
void bbc_tube_6502_device::device_add_mconfig(machine_config &config)
|
||||
{
|
||||
M65C02(config, m_maincpu, 12_MHz_XTAL / 4);
|
||||
m_maincpu->set_addrmap(AS_PROGRAM, &bbc_tube_6502_device::tube_6502_mem);
|
||||
|
||||
add_common_devices(config);
|
||||
}
|
||||
|
||||
void bbc_tube_65c102_device::device_add_mconfig(machine_config &config)
|
||||
{
|
||||
M65C02(config, m_maincpu, 16_MHz_XTAL / 4);
|
||||
m_maincpu->set_addrmap(AS_PROGRAM, &bbc_tube_65c102_device::tube_6502_mem);
|
||||
|
||||
add_common_devices(config);
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// rom_region - device-specific ROM region
|
||||
//-------------------------------------------------
|
||||
@ -69,6 +112,11 @@ const tiny_rom_entry *bbc_tube_6502_device::device_rom_region() const
|
||||
return ROM_NAME( tube_6502 );
|
||||
}
|
||||
|
||||
const tiny_rom_entry *bbc_tube_65c102_device::device_rom_region() const
|
||||
{
|
||||
return ROM_NAME( tube_65c102 );
|
||||
}
|
||||
|
||||
//**************************************************************************
|
||||
// LIVE DEVICE
|
||||
//**************************************************************************
|
||||
@ -77,14 +125,24 @@ const tiny_rom_entry *bbc_tube_6502_device::device_rom_region() const
|
||||
// bbc_tube_6502_device - constructor
|
||||
//-------------------------------------------------
|
||||
|
||||
bbc_tube_6502_device::bbc_tube_6502_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
|
||||
: device_t(mconfig, type, tag, owner, clock)
|
||||
, device_bbc_tube_interface(mconfig, *this)
|
||||
, m_maincpu(*this, "maincpu")
|
||||
, m_bankdev(*this, "bankdev")
|
||||
, m_ula(*this, "ula")
|
||||
, m_ram(*this, "ram")
|
||||
, m_rom(*this, "rom")
|
||||
{
|
||||
}
|
||||
|
||||
bbc_tube_6502_device::bbc_tube_6502_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
|
||||
: device_t(mconfig, BBC_TUBE_6502, tag, owner, clock),
|
||||
device_bbc_tube_interface(mconfig, *this),
|
||||
m_m6502(*this, "m6502"),
|
||||
m_ula(*this, "ula"),
|
||||
m_ram(*this, "ram"),
|
||||
m_rom(*this, "rom"),
|
||||
m_rom_enabled(true)
|
||||
: bbc_tube_6502_device(mconfig, BBC_TUBE_6502, tag, owner, clock)
|
||||
{
|
||||
}
|
||||
|
||||
bbc_tube_65c102_device::bbc_tube_65c102_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
|
||||
: bbc_tube_6502_device(mconfig, BBC_TUBE_65C102, tag, owner, clock)
|
||||
{
|
||||
}
|
||||
|
||||
@ -94,7 +152,6 @@ bbc_tube_6502_device::bbc_tube_6502_device(const machine_config &mconfig, const
|
||||
|
||||
void bbc_tube_6502_device::device_start()
|
||||
{
|
||||
m_slot = dynamic_cast<bbc_tube_slot_device *>(owner());
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
@ -103,9 +160,7 @@ void bbc_tube_6502_device::device_start()
|
||||
|
||||
void bbc_tube_6502_device::device_reset()
|
||||
{
|
||||
m_ula->reset();
|
||||
|
||||
m_rom_enabled = true;
|
||||
m_bankdev->set_bank(0);
|
||||
}
|
||||
|
||||
|
||||
@ -124,34 +179,16 @@ WRITE8_MEMBER(bbc_tube_6502_device::host_w)
|
||||
}
|
||||
|
||||
|
||||
READ8_MEMBER(bbc_tube_6502_device::read)
|
||||
READ8_MEMBER(bbc_tube_6502_device::tube_r)
|
||||
{
|
||||
uint8_t data;
|
||||
// Disable ROM on first access
|
||||
if (!machine().side_effects_disabled())
|
||||
m_bankdev->set_bank(1);
|
||||
|
||||
if (offset >= 0xfef0 && offset <= 0xfeff)
|
||||
{
|
||||
if (!machine().side_effects_disabled()) m_rom_enabled = false;
|
||||
data = m_ula->parasite_r(space, offset);
|
||||
}
|
||||
else if (m_rom_enabled && (offset >= 0xf000))
|
||||
{
|
||||
data = m_rom->base()[offset & 0xfff];
|
||||
}
|
||||
else
|
||||
{
|
||||
data = m_ram->pointer()[offset];
|
||||
}
|
||||
return data;
|
||||
return m_ula->parasite_r(space, offset);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(bbc_tube_6502_device::write)
|
||||
WRITE8_MEMBER(bbc_tube_6502_device::tube_w)
|
||||
{
|
||||
if (offset >= 0xfef0 && offset <= 0xfeff)
|
||||
{
|
||||
m_ula->parasite_w(space, offset, data);
|
||||
}
|
||||
else
|
||||
{
|
||||
m_ram->pointer()[offset] = data;
|
||||
}
|
||||
m_ula->parasite_w(space, offset, data);
|
||||
}
|
||||
|
||||
@ -6,6 +6,10 @@
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ANC01_65022ndproc.html
|
||||
|
||||
Acorn ADC06 65C102 Co-processor
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ADC06_65C102CoPro.html
|
||||
|
||||
**********************************************************************/
|
||||
|
||||
|
||||
@ -14,6 +18,7 @@
|
||||
|
||||
#include "tube.h"
|
||||
#include "cpu/m6502/m65c02.h"
|
||||
#include "machine/bankdev.h"
|
||||
#include "machine/ram.h"
|
||||
#include "machine/tube.h"
|
||||
|
||||
@ -32,6 +37,8 @@ public:
|
||||
bbc_tube_6502_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
protected:
|
||||
bbc_tube_6502_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
// device-level overrides
|
||||
virtual void device_start() override;
|
||||
virtual void device_reset() override;
|
||||
@ -40,26 +47,40 @@ protected:
|
||||
virtual void device_add_mconfig(machine_config &config) override;
|
||||
virtual const tiny_rom_entry *device_rom_region() const override;
|
||||
|
||||
void tube_6502_bank(address_map &map);
|
||||
void tube_6502_mem(address_map &map);
|
||||
|
||||
void add_common_devices(machine_config &config);
|
||||
|
||||
virtual DECLARE_READ8_MEMBER( host_r ) override;
|
||||
virtual DECLARE_WRITE8_MEMBER( host_w ) override;
|
||||
|
||||
private:
|
||||
required_device<cpu_device> m_m6502;
|
||||
virtual DECLARE_READ8_MEMBER( tube_r );
|
||||
virtual DECLARE_WRITE8_MEMBER( tube_w );
|
||||
|
||||
required_device<cpu_device> m_maincpu;
|
||||
required_device<address_map_bank_device> m_bankdev;
|
||||
required_device<tube_device> m_ula;
|
||||
required_device<ram_device> m_ram;
|
||||
required_memory_region m_rom;
|
||||
};
|
||||
|
||||
bool m_rom_enabled;
|
||||
|
||||
DECLARE_READ8_MEMBER( read );
|
||||
DECLARE_WRITE8_MEMBER( write );
|
||||
class bbc_tube_65c102_device : public bbc_tube_6502_device
|
||||
{
|
||||
public:
|
||||
bbc_tube_65c102_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
void tube_6502_mem(address_map &map);
|
||||
protected:
|
||||
// optional information overrides
|
||||
virtual void device_add_mconfig(machine_config &config) override;
|
||||
virtual const tiny_rom_entry *device_rom_region() const override;
|
||||
};
|
||||
|
||||
|
||||
// device type definition
|
||||
DECLARE_DEVICE_TYPE(BBC_TUBE_6502, bbc_tube_6502_device)
|
||||
DECLARE_DEVICE_TYPE(BBC_TUBE_65C102, bbc_tube_65c102_device)
|
||||
|
||||
|
||||
#endif /* MAME_BUS_BBC_TUBE_6502_H */
|
||||
|
||||
@ -1,157 +0,0 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Nigel Barnes
|
||||
/**********************************************************************
|
||||
|
||||
Acorn ADC06 65C102 Co-processor
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ADC06_65C102CoPro.html
|
||||
|
||||
**********************************************************************/
|
||||
|
||||
|
||||
#include "emu.h"
|
||||
#include "tube_65c102.h"
|
||||
#include "softlist_dev.h"
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// DEVICE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
DEFINE_DEVICE_TYPE(BBC_TUBE_65C102, bbc_tube_65c102_device, "bbc_tube_65c102", "Acorn 65C102 Co-Processor")
|
||||
|
||||
|
||||
//-------------------------------------------------
|
||||
// ADDRESS_MAP( tube_6502_mem )
|
||||
//-------------------------------------------------
|
||||
|
||||
void bbc_tube_65c102_device::tube_6502_mem(address_map &map)
|
||||
{
|
||||
map(0x0000, 0xffff).rw(FUNC(bbc_tube_65c102_device::read), FUNC(bbc_tube_65c102_device::write));
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// ROM( tube_65c102 )
|
||||
//-------------------------------------------------
|
||||
|
||||
ROM_START( tube_65c102 )
|
||||
ROM_REGION(0x1000, "rom", 0)
|
||||
ROM_LOAD("65c102_boot_110.rom", 0x0000, 0x1000, CRC(ad5b70cc) SHA1(0ac9a1c70e55a79e2c81e102afae1d016af229fa)) // 2201,243-02
|
||||
ROM_END
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_add_mconfig - add device configuration
|
||||
//-------------------------------------------------
|
||||
|
||||
void bbc_tube_65c102_device::device_add_mconfig(machine_config &config)
|
||||
{
|
||||
M65C02(config, m_maincpu, 16_MHz_XTAL / 4);
|
||||
m_maincpu->set_addrmap(AS_PROGRAM, &bbc_tube_65c102_device::tube_6502_mem);
|
||||
|
||||
TUBE(config, m_ula);
|
||||
m_ula->pnmi_handler().set_inputline(m_maincpu, M65C02_NMI_LINE);
|
||||
m_ula->pirq_handler().set_inputline(m_maincpu, M65C02_IRQ_LINE);
|
||||
|
||||
/* internal ram */
|
||||
RAM(config, m_ram).set_default_size("64K").set_default_value(0);
|
||||
|
||||
/* software lists */
|
||||
SOFTWARE_LIST(config, "flop_ls_6502").set_original("bbc_flop_6502");
|
||||
SOFTWARE_LIST(config, "flop_ls_65c102").set_original("bbc_flop_65c102");
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// rom_region - device-specific ROM region
|
||||
//-------------------------------------------------
|
||||
|
||||
const tiny_rom_entry *bbc_tube_65c102_device::device_rom_region() const
|
||||
{
|
||||
return ROM_NAME( tube_65c102 );
|
||||
}
|
||||
|
||||
//**************************************************************************
|
||||
// LIVE DEVICE
|
||||
//**************************************************************************
|
||||
|
||||
//-------------------------------------------------
|
||||
// bbc_tube_65c102_device - constructor
|
||||
//-------------------------------------------------
|
||||
|
||||
bbc_tube_65c102_device::bbc_tube_65c102_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
|
||||
: device_t(mconfig, BBC_TUBE_65C102, tag, owner, clock),
|
||||
device_bbc_tube_interface(mconfig, *this),
|
||||
m_maincpu(*this, "maincpu"),
|
||||
m_ula(*this, "ula"),
|
||||
m_ram(*this, "ram"),
|
||||
m_rom(*this, "rom"),
|
||||
m_rom_enabled(true)
|
||||
{
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_start - device-specific startup
|
||||
//-------------------------------------------------
|
||||
|
||||
void bbc_tube_65c102_device::device_start()
|
||||
{
|
||||
m_slot = dynamic_cast<bbc_tube_slot_device *>(owner());
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_reset - device-specific reset
|
||||
//-------------------------------------------------
|
||||
|
||||
void bbc_tube_65c102_device::device_reset()
|
||||
{
|
||||
m_ula->reset();
|
||||
|
||||
m_rom_enabled = true;
|
||||
}
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// IMPLEMENTATION
|
||||
//**************************************************************************
|
||||
|
||||
READ8_MEMBER(bbc_tube_65c102_device::host_r)
|
||||
{
|
||||
return m_ula->host_r(space, offset);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(bbc_tube_65c102_device::host_w)
|
||||
{
|
||||
m_ula->host_w(space, offset, data);
|
||||
}
|
||||
|
||||
|
||||
READ8_MEMBER(bbc_tube_65c102_device::read)
|
||||
{
|
||||
uint8_t data;
|
||||
|
||||
if ((offset >= 0xfef0) && (offset <= 0xfeff))
|
||||
{
|
||||
if (!machine().side_effects_disabled()) m_rom_enabled = false;
|
||||
data = m_ula->parasite_r(space, offset);
|
||||
}
|
||||
else if (m_rom_enabled && (offset >= 0xf000))
|
||||
{
|
||||
data = m_rom->base()[offset & 0xfff];
|
||||
}
|
||||
else
|
||||
{
|
||||
data = m_ram->pointer()[offset];
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(bbc_tube_65c102_device::write)
|
||||
{
|
||||
if ((offset >= 0xfef0) && (offset <= 0xfeff))
|
||||
{
|
||||
m_ula->parasite_w(space, offset, data);
|
||||
}
|
||||
else
|
||||
{
|
||||
m_ram->pointer()[offset] = data;
|
||||
}
|
||||
}
|
||||
@ -1,66 +0,0 @@
|
||||
// license:BSD-3-Clause
|
||||
// copyright-holders:Nigel Barnes
|
||||
/**********************************************************************
|
||||
|
||||
Acorn ADC06 65C102 Co-processor
|
||||
|
||||
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Acorn_ADC06_65C102CoPro.html
|
||||
|
||||
**********************************************************************/
|
||||
|
||||
|
||||
#ifndef MAME_BUS_BBC_TUBE_65C102_H
|
||||
#define MAME_BUS_BBC_TUBE_65C102_H
|
||||
|
||||
#include "tube.h"
|
||||
#include "cpu/m6502/m65c02.h"
|
||||
#include "machine/ram.h"
|
||||
#include "machine/tube.h"
|
||||
|
||||
//**************************************************************************
|
||||
// TYPE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
// ======================> bbc_tube_65c102_device
|
||||
|
||||
class bbc_tube_65c102_device :
|
||||
public device_t,
|
||||
public device_bbc_tube_interface
|
||||
{
|
||||
public:
|
||||
// construction/destruction
|
||||
bbc_tube_65c102_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
protected:
|
||||
// device-level overrides
|
||||
virtual void device_start() override;
|
||||
virtual void device_reset() override;
|
||||
|
||||
// optional information overrides
|
||||
virtual void device_add_mconfig(machine_config &config) override;
|
||||
virtual const tiny_rom_entry *device_rom_region() const override;
|
||||
|
||||
virtual DECLARE_READ8_MEMBER( host_r ) override;
|
||||
virtual DECLARE_WRITE8_MEMBER( host_w ) override;
|
||||
|
||||
private:
|
||||
required_device<cpu_device> m_maincpu;
|
||||
required_device<tube_device> m_ula;
|
||||
required_device<ram_device> m_ram;
|
||||
required_memory_region m_rom;
|
||||
|
||||
bool m_rom_enabled;
|
||||
|
||||
DECLARE_READ8_MEMBER( read );
|
||||
DECLARE_WRITE8_MEMBER( write );
|
||||
|
||||
void tube_6502_mem(address_map &map);
|
||||
};
|
||||
|
||||
|
||||
|
||||
// device type definition
|
||||
DECLARE_DEVICE_TYPE(BBC_TUBE_65C102, bbc_tube_65c102_device)
|
||||
|
||||
|
||||
#endif /* MAME_BUS_BBC_TUBE_65C102_H */
|
||||
Loading…
Reference in New Issue
Block a user