// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Westermann Learning cartridge emulation **********************************************************************/ #include "emu.h" #include "westermann.h" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE(C64_WESTERMANN, c64_westermann_cartridge_device, "c64_westermann", "C64 Westermann cartridge") //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // c64_westermann_cartridge_device - constructor //------------------------------------------------- c64_westermann_cartridge_device::c64_westermann_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, C64_WESTERMANN, tag, owner, clock), device_c64_expansion_card_interface(mconfig, *this) { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void c64_westermann_cartridge_device::device_start() { } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void c64_westermann_cartridge_device::device_reset() { m_game = 0; } //------------------------------------------------- // c64_cd_r - cartridge data read //------------------------------------------------- uint8_t c64_westermann_cartridge_device::c64_cd_r(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) { if (!roml) { data = m_roml[offset & (m_roml_size - 1)]; } else if (!romh) { if (m_romh) { data = m_romh[offset & (m_romh_size - 1)]; } else { data = m_roml[offset & (m_roml_size - 1)]; } } else if (!io2) { m_game = 1; } return data; }