diff options
Diffstat (limited to 'src/emu/bus/sms_exp')
-rw-r--r-- | src/emu/bus/sms_exp/gender.c | 105 | ||||
-rw-r--r-- | src/emu/bus/sms_exp/gender.h | 57 | ||||
-rw-r--r-- | src/emu/bus/sms_exp/smsexp.c | 139 | ||||
-rw-r--r-- | src/emu/bus/sms_exp/smsexp.h | 96 |
4 files changed, 397 insertions, 0 deletions
diff --git a/src/emu/bus/sms_exp/gender.c b/src/emu/bus/sms_exp/gender.c new file mode 100644 index 00000000000..0b80deb7c68 --- /dev/null +++ b/src/emu/bus/sms_exp/gender.c @@ -0,0 +1,105 @@ +/********************************************************************** + + Sega Master System "Gender Adapter" emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#include "gender.h" + + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type SMS_GENDER_ADAPTER = &device_creator<sms_gender_adapter_device>; + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// sms_gender_adapter_device - constructor +//------------------------------------------------- + +sms_gender_adapter_device::sms_gender_adapter_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, SMS_GENDER_ADAPTER, "Gender Adapter", tag, owner, clock, "sms_gender_adapter", __FILE__), + device_sms_expansion_slot_interface(mconfig, *this), + m_subslot(*this, "subslot") +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void sms_gender_adapter_device::device_start() +{ +} + + +//------------------------------------------------- +// read +//------------------------------------------------- + +READ8_MEMBER(sms_gender_adapter_device::read) +{ + return m_subslot->read_cart(space, offset); +} + +READ8_MEMBER(sms_gender_adapter_device::read_ram) +{ + return m_subslot->read_ram(space, offset); +} + + +//------------------------------------------------- +// write +//------------------------------------------------- + +WRITE8_MEMBER(sms_gender_adapter_device::write_mapper) +{ + m_subslot->write_mapper(space, offset, data); +} + +WRITE8_MEMBER(sms_gender_adapter_device::write) +{ + m_subslot->write_cart(space, offset, data); +} + +WRITE8_MEMBER(sms_gender_adapter_device::write_ram) +{ + m_subslot->write_ram(space, offset, data); +} + +static SLOT_INTERFACE_START(sms_cart) + SLOT_INTERFACE_INTERNAL("rom", SEGA8_ROM_STD) + SLOT_INTERFACE_INTERNAL("codemasters", SEGA8_ROM_CODEMASTERS) + SLOT_INTERFACE_INTERNAL("4pak", SEGA8_ROM_4PAK) + SLOT_INTERFACE_INTERNAL("zemina", SEGA8_ROM_ZEMINA) + SLOT_INTERFACE_INTERNAL("nemesis", SEGA8_ROM_NEMESIS) + SLOT_INTERFACE_INTERNAL("janggun", SEGA8_ROM_JANGGUN) + SLOT_INTERFACE_INTERNAL("korean", SEGA8_ROM_KOREAN) + SLOT_INTERFACE_INTERNAL("korean_nb", SEGA8_ROM_KOREAN_NB) +SLOT_INTERFACE_END + +//------------------------------------------------- +// machine_config_additions - device-specific +// machine configurations +//------------------------------------------------- + +static MACHINE_CONFIG_FRAGMENT( genderadp_slot ) + MCFG_SMS_CARTRIDGE_ADD("subslot", sms_cart, NULL) +MACHINE_CONFIG_END + + +machine_config_constructor sms_gender_adapter_device::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME( genderadp_slot ); +} diff --git a/src/emu/bus/sms_exp/gender.h b/src/emu/bus/sms_exp/gender.h new file mode 100644 index 00000000000..4458e880688 --- /dev/null +++ b/src/emu/bus/sms_exp/gender.h @@ -0,0 +1,57 @@ +/********************************************************************** + + Sega Master System "Gender Adapter" emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __SMS_GENDER_ADAPTER__ +#define __SMS_GENDER_ADAPTER__ + + +#include "emu.h" +#include "smsexp.h" +#include "bus/sega8/sega8_slot.h" +#include "bus/sega8/rom.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> sms_gender_adapter_device + +class sms_gender_adapter_device : public device_t, + public device_sms_expansion_slot_interface +{ +public: + // construction/destruction + sms_gender_adapter_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device_sms_expansion_slot_interface overrides + virtual DECLARE_READ8_MEMBER(read); + virtual DECLARE_WRITE8_MEMBER(write); + virtual DECLARE_WRITE8_MEMBER(write_mapper); + virtual DECLARE_READ8_MEMBER(read_ram); + virtual DECLARE_WRITE8_MEMBER(write_ram); + +protected: + // device-level overrides + virtual void device_start(); + virtual machine_config_constructor device_mconfig_additions() const; + +private: + required_device<sega8_cart_slot_device> m_subslot; +}; + + +// device type definition +extern const device_type SMS_GENDER_ADAPTER; + + +#endif diff --git a/src/emu/bus/sms_exp/smsexp.c b/src/emu/bus/sms_exp/smsexp.c new file mode 100644 index 00000000000..e1ddb4969f0 --- /dev/null +++ b/src/emu/bus/sms_exp/smsexp.c @@ -0,0 +1,139 @@ +/********************************************************************** + + Sega Master System expansion slot emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#include "smsexp.h" + + + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +const device_type SMS_EXPANSION_SLOT = &device_creator<sms_expansion_slot_device>; + + + +//************************************************************************** +// CARD INTERFACE +//************************************************************************** + +//------------------------------------------------- +// device_sms_expansion_slot_interface - constructor +//------------------------------------------------- + +device_sms_expansion_slot_interface::device_sms_expansion_slot_interface(const machine_config &mconfig, device_t &device) + : device_slot_card_interface(mconfig,device) +{ +} + + +//------------------------------------------------- +// ~device_sms_expansion_slot_interface - destructor +//------------------------------------------------- + +device_sms_expansion_slot_interface::~device_sms_expansion_slot_interface() +{ +} + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// sms_expansion_slot_device - constructor +//------------------------------------------------- + +sms_expansion_slot_device::sms_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, SMS_EXPANSION_SLOT, "Sega SMS expansion slot", tag, owner, clock, "sms_expansion_slot", __FILE__), + device_slot_interface(mconfig, *this) +{ +} + + +//------------------------------------------------- +// sms_expansion_slot_device - destructor +//------------------------------------------------- + +sms_expansion_slot_device::~sms_expansion_slot_device() +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void sms_expansion_slot_device::device_start() +{ + m_device = dynamic_cast<device_sms_expansion_slot_interface *>(get_card_device()); +} + + +//------------------------------------------------- +// read +//------------------------------------------------- + +READ8_MEMBER(sms_expansion_slot_device::read) +{ + if (m_device) + return m_device->read(space, offset); + else + return 0xff; +} + +READ8_MEMBER(sms_expansion_slot_device::read_ram) +{ + if (m_device) + return m_device->read_ram(space, offset); + else + return 0xff; +} + + +//------------------------------------------------- +// write +//------------------------------------------------- + +WRITE8_MEMBER(sms_expansion_slot_device::write_mapper) +{ + if (m_device) + m_device->write_mapper(space, offset, data); +} + +WRITE8_MEMBER(sms_expansion_slot_device::write) +{ + if (m_device) + m_device->write(space, offset, data); +} + +WRITE8_MEMBER(sms_expansion_slot_device::write_ram) +{ + if (m_device) + m_device->write_ram(space, offset, data); +} + +int sms_expansion_slot_device::get_lphaser_xoffs() +{ + if (m_device) + return m_device->get_lphaser_xoffs(); + else + return 0; +} + + + +//------------------------------------------------- +// SLOT_INTERFACE( sms_expansion_devices ) +//------------------------------------------------- + +SLOT_INTERFACE_START( sms_expansion_devices ) + SLOT_INTERFACE("genderadp", SMS_GENDER_ADAPTER) +SLOT_INTERFACE_END diff --git a/src/emu/bus/sms_exp/smsexp.h b/src/emu/bus/sms_exp/smsexp.h new file mode 100644 index 00000000000..871424aa856 --- /dev/null +++ b/src/emu/bus/sms_exp/smsexp.h @@ -0,0 +1,96 @@ +/********************************************************************** + + Sega Master System expansion slot emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +********************************************************************** + + +**********************************************************************/ + +#pragma once + +#ifndef __SMS_EXPANSION_SLOT__ +#define __SMS_EXPANSION_SLOT__ + +#include "emu.h" + + + +//************************************************************************** +// INTERFACE CONFIGURATION MACROS +//************************************************************************** + +#define MCFG_SMS_EXPANSION_ADD(_tag, _slot_intf, _def_slot) \ + MCFG_DEVICE_ADD(_tag, SMS_EXPANSION_SLOT, 0) \ + MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, false) + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> sms_expansion_slot_device + +class device_sms_expansion_slot_interface; + +class sms_expansion_slot_device : public device_t, + public device_slot_interface +{ +public: + // construction/destruction + sms_expansion_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + virtual ~sms_expansion_slot_device(); + + // reading and writing + DECLARE_READ8_MEMBER(read); + DECLARE_WRITE8_MEMBER(write); + DECLARE_WRITE8_MEMBER(write_mapper); + DECLARE_READ8_MEMBER(read_ram); + DECLARE_WRITE8_MEMBER(write_ram); + + int get_lphaser_xoffs(); + + device_sms_expansion_slot_interface *m_device; + +protected: + // device-level overrides + virtual void device_start(); +}; + + +// ======================> device_sms_expansion_slot_interface + +// class representing interface-specific live sms_expansion card +class device_sms_expansion_slot_interface : public device_slot_card_interface +{ +public: + // construction/destruction + device_sms_expansion_slot_interface(const machine_config &mconfig, device_t &device); + virtual ~device_sms_expansion_slot_interface(); + + // reading and writing + virtual DECLARE_READ8_MEMBER(read) { return 0xff; }; + virtual DECLARE_WRITE8_MEMBER(write) { }; + virtual DECLARE_WRITE8_MEMBER(write_mapper) {}; + virtual DECLARE_READ8_MEMBER(read_ram) { return 0xff; }; + virtual DECLARE_WRITE8_MEMBER(write_ram) { }; + + virtual int get_lphaser_xoffs() { return 0; }; +}; + + +// device type definition +extern const device_type SMS_EXPANSION_SLOT; + + +// slot devices +#include "gender.h" + +SLOT_INTERFACE_EXTERN( sms_expansion_devices ); + + +#endif |