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// 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);
}
}
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