// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Commodore VIC-1010 Expansion Module emulation **********************************************************************/ #include "emu.h" #include "vic1010.h" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE(VIC1010, vic1010_device, "vic1010", "VIC-1010 Expansion Module") //------------------------------------------------- // device_add_mconfig - add device configuration //------------------------------------------------- void vic1010_device::device_add_mconfig(machine_config &config) { vic20_expansion_slot_device::add_passthrough(config, "slot1"); vic20_expansion_slot_device::add_passthrough(config, "slot2"); vic20_expansion_slot_device::add_passthrough(config, "slot3"); vic20_expansion_slot_device::add_passthrough(config, "slot4"); vic20_expansion_slot_device::add_passthrough(config, "slot5"); vic20_expansion_slot_device::add_passthrough(config, "slot6"); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // vic1010_device - constructor //------------------------------------------------- vic1010_device::vic1010_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, VIC1010, tag, owner, clock) , device_vic20_expansion_card_interface(mconfig, *this) , m_expansion_slot(*this, "slot%u", 1) { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void vic1010_device::device_start() { } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void vic1010_device::device_reset() { for (auto & elem : m_expansion_slot) { elem->reset(); } } //------------------------------------------------- // vic20_cd_r - cartridge data read //------------------------------------------------- uint8_t vic1010_device::vic20_cd_r(offs_t offset, uint8_t data, int ram1, int ram2, int ram3, int blk1, int blk2, int blk3, int blk5, int io2, int io3) { for (auto elem : m_expansion_slot) { uint8_t slot_data = elem->cd_r(offset, data, ram1, ram2, ram3, blk1, blk2, blk3, blk5, io2, io3); if (data != slot_data) { data = slot_data; } } return data; } //------------------------------------------------- // vic20_cd_w - cartridge data write //------------------------------------------------- void vic1010_device::vic20_cd_w(offs_t offset, uint8_t data, int ram1, int ram2, int ram3, int blk1, int blk2, int blk3, int blk5, int io2, int io3) { for (auto & elem : m_expansion_slot) { elem->cd_w(offset, data, ram1, ram2, ram3, blk1, blk2, blk3, blk5, io2, io3); } }