/********************************************************************** North Star MICRO-DISK System MDS-A-D (Double Density) emulation Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #include "s100_nsmdsad.h" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** const device_type S100_MDS_AD = &device_creator; //------------------------------------------------- // ROM( mds_ad ) //------------------------------------------------- ROM_START( mds_ad ) ROM_REGION( 0x100, "dsel", 0 ) ROM_LOAD( "dsel.11c", 0x000, 0x100, NO_DUMP ) // 82S129 ROM_REGION( 0x100, "dpgm", 0 ) ROM_LOAD( "dpgm.9d", 0x000, 0x100, CRC(7aafa134) SHA1(bf1552c4818f30473798af4f54e65e1957e0db48) ) ROM_REGION( 0x100, "dwe", 0 ) ROM_LOAD( "dwe.4c", 0x000, 0x100, NO_DUMP ) // 82S129 ROM_END //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- const rom_entry *s100_mds_ad_device::device_rom_region() const { return ROM_NAME( mds_ad ); } //------------------------------------------------- // SLOT_INTERFACE( mds_ad_floppies ) //------------------------------------------------- static SLOT_INTERFACE_START( mds_ad_floppies ) SLOT_INTERFACE( "525dd", FLOPPY_525_DD ) // Shugart SA-400 SLOT_INTERFACE_END //------------------------------------------------- // MACHINE_CONFIG_FRAGMENT( mds_ad ) //------------------------------------------------- static MACHINE_CONFIG_FRAGMENT( mds_ad ) MCFG_FLOPPY_DRIVE_ADD("floppy0", mds_ad_floppies, "525dd", floppy_image_device::default_floppy_formats) MCFG_FLOPPY_DRIVE_ADD("floppy1", mds_ad_floppies, "525dd", floppy_image_device::default_floppy_formats) MACHINE_CONFIG_END //------------------------------------------------- // machine_config_additions - device-specific // machine configurations //------------------------------------------------- machine_config_constructor s100_mds_ad_device::device_mconfig_additions() const { return MACHINE_CONFIG_NAME( mds_ad ); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // s100_mds_ad_device - constructor //------------------------------------------------- s100_mds_ad_device::s100_mds_ad_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, S100_MDS_AD, "MDS-A-D", tag, owner, clock, "nsmdsad", __FILE__), device_s100_card_interface(mconfig, *this), m_floppy0(*this, "floppy0"), m_floppy1(*this, "floppy1"), m_dsel_rom(*this, "dsel"), m_dpgm_rom(*this, "dpgm"), m_dwe_rom(*this, "dwe") { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void s100_mds_ad_device::device_start() { } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void s100_mds_ad_device::device_reset() { } //------------------------------------------------- // s100_smemr_r - memory read //------------------------------------------------- UINT8 s100_mds_ad_device::s100_smemr_r(address_space &space, offs_t offset) { return 0; }