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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/***************************************************************************
Atari 2600 cart Spectravideo Compumate (Cart + keyboard!)
This is tricky to implement and it is only a skeleton ATM.
The device needs to interface with both the TIA and the RIOT.
***************************************************************************/
#include "emu.h"
#include "compumat.h"
DEFINE_DEVICE_TYPE(A26_ROM_COMPUMATE, a26_rom_cm_device, "a2600_cm", "Atari 2600 ROM Cart Compumate")
a26_rom_cm_device::a26_rom_cm_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: a26_rom_f6_device(mconfig, A26_ROM_COMPUMATE, tag, owner, clock)
{
}
//-------------------------------------------------
// mapper specific start/reset
//-------------------------------------------------
void a26_rom_cm_device::device_start()
{
save_item(NAME(m_base_bank));
}
void a26_rom_cm_device::device_reset()
{
m_base_bank = 3;
}
static INPUT_PORTS_START( keyboard )
INPUT_PORTS_END
ioport_constructor a26_rom_cm_device::device_input_ports() const
{
return INPUT_PORTS_NAME( keyboard );
}
READ8_MEMBER(a26_rom_cm_device::read_rom)
{
return m_rom[offset + (m_base_bank * 0x1000)];
}
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