void msx_cart_halnote::map_bank(int bank)
{
if (bank < 2)
{
return;
}
// Special banks
if (bank == 6 || bank == 7)
{
m_bank_base[bank] = get_rom_base() + 0x80000 + (m_selected_bank[bank] * 0x800);
return;
}
m_bank_base[bank] = get_rom_base() + ((m_selected_bank[bank] * 0x2000) & 0xFFFFF);
if (bank == 2)
{
if (m_selected_bank[bank] & 0x80)
{
m_bank_base[0] = get_sram_base();
m_bank_base[1] = get_sram_base() + 0x2000;
}
else
{
m_bank_base[0] = nullptr;
m_bank_base[1] = nullptr;
}
}
}
void msx_cart_gamemaster2::restore_banks()
{
m_bank_base[0] = get_rom_base();
m_bank_base[2] = get_rom_base();
setup_bank(0);
setup_bank(1);
setup_bank(2);
}
void msx_cart_rtype::restore_banks()
{
m_bank_base[0] = get_rom_base() + 15 * 0x4000;
if (m_selected_bank & 0x10)
{
m_selected_bank &= 0x17;
}
m_bank_base[1] = get_rom_base() + m_selected_bank * 0x4000;
}
void msx_cart_konami_device::write_cart(offs_t offset, uint8_t data)
{
switch (offset & 0xe000)
{
case 0x4000:
m_selected_bank[0] = data;
m_bank_base[0] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
m_bank_base[2] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
break;
case 0x6000:
m_selected_bank[1] = data;
m_bank_base[1] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
m_bank_base[3] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
break;
case 0x8000:
m_selected_bank[2] = data;
m_bank_base[4] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
m_bank_base[6] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
break;
case 0xa000:
m_selected_bank[3] = data;
m_bank_base[5] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
m_bank_base[7] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
break;
}
}
void msx_cart_korean_90in1::restore_banks()
{
UINT8 *base = get_rom_base();
switch (m_selected_bank & 0xc0)
{
case 0x80:
base += (m_selected_bank & 0x3e & m_bank_mask) * 0x4000;
m_bank_base[0] = base;
m_bank_base[1] = base + 0x2000;
m_bank_base[2] = base + 0x4000;
m_bank_base[3] = base + 0x6000;
break;
case 0xc0:
base += (m_selected_bank & m_bank_mask) * 0x4000;
m_bank_base[0] = base;
m_bank_base[1] = base + 0x2000;
m_bank_base[2] = base + 0x2000;
m_bank_base[3] = base;
break;
default:
base += (m_selected_bank & m_bank_mask) * 0x4000;
m_bank_base[0] = base;
m_bank_base[1] = base + 0x2000;
m_bank_base[2] = base;
m_bank_base[3] = base + 0x2000;
break;
}
}
void msx_cart_ascii8::restore_banks()
{
for (int i = 0; i < 4; i++)
{
m_bank_base[i] = get_rom_base() + (m_selected_bank[i] & m_bank_mask ) * 0x2000;
}
}
uint8_t msx_cart_arc_device::read_cart(offs_t offset)
{
if (offset >= 0x4000 && offset < 0xc000)
{
return get_rom_base()[offset - 0x4000];
}
return 0xff;
}
void msx_cart_fs_sr022::initialize_cartridge()
{
if (get_rom_size() != 0x40000)
{
fatalerror("fs_sr022: Invalid ROM size\n");
}
m_bunsetsu_rom = get_rom_base() + 0x20000;
}
void msx_cart_konami::restore_banks()
{
m_bank_base[0] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
m_bank_base[1] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
m_bank_base[2] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
m_bank_base[3] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
m_bank_base[4] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
m_bank_base[5] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
m_bank_base[6] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
m_bank_base[7] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
}
void msx_cart_majutsushi::restore_banks()
{
m_bank_base[0] = get_rom_base() + ( m_selected_bank[0] & 0x0f ) * 0x2000;
m_bank_base[1] = get_rom_base() + ( m_selected_bank[1] & 0x0f ) * 0x2000;
m_bank_base[2] = get_rom_base() + ( m_selected_bank[0] & 0x0f ) * 0x2000;
m_bank_base[3] = get_rom_base() + ( m_selected_bank[1] & 0x0f ) * 0x2000;
m_bank_base[4] = get_rom_base() + ( m_selected_bank[2] & 0x0f ) * 0x2000;
m_bank_base[5] = get_rom_base() + ( m_selected_bank[3] & 0x0f ) * 0x2000;
m_bank_base[6] = get_rom_base() + ( m_selected_bank[2] & 0x0f ) * 0x2000;
m_bank_base[7] = get_rom_base() + ( m_selected_bank[3] & 0x0f ) * 0x2000;
}
uint8_t msx_cart_dooly_device::read_cart(offs_t offset)
{
if (offset >= 0x4000 && offset < 0xc000)
{
uint8_t data = get_rom_base()[offset - 0x4000];
switch (m_prot)
{
case 0x04:
data = bitswap<8>(data, 7, 6, 5, 4, 3, 1, 0, 2);
break;
}
return data;
}
return 0xff;
}
void msx_cart_ascii8_sram::setup_bank(UINT8 bank)
{
if (m_selected_bank[bank] & ~(m_sram_select_mask | m_bank_mask))
{
// Nothing is mapped
m_bank_base[bank] = NULL;
}
else if (m_selected_bank[bank] & m_sram_select_mask)
{
// SRAM is selected
m_bank_base[bank] = get_sram_base();
}
else
{
m_bank_base[bank] = get_rom_base() + (m_selected_bank[bank] & m_bank_mask ) * 0x2000;
}
}
image_init_result generic_slot_device::call_load()
{
if (m_cart)
{
if (!m_device_image_load.isnull())
return m_device_image_load(*this);
else
{
uint32_t len = common_get_size("rom");
rom_alloc(len, m_width, m_endianness);
common_load_rom(get_rom_base(), len, "rom");
return image_init_result::PASS;
}
}
return image_init_result::PASS;
}
bool generic_slot_device::call_load()
{
if (m_cart)
{
if (!m_device_image_load.isnull())
return m_device_image_load(*this);
else
{
UINT32 len = common_get_size("rom");
rom_alloc(len, m_width, m_endianness);
common_load_rom(get_rom_base(), len, "rom");
return IMAGE_INIT_PASS;
}
}
return IMAGE_INIT_PASS;
}
void msx_cart_gamemaster2::setup_bank(uint8_t bank)
{
switch (bank)
{
case 0:
if (m_selected_bank[0] & 0x10)
{
m_bank_base[1] = get_sram_base() + ((m_selected_bank[0] & 0x20) ? 0x1000 : 0);
m_bank_base[3] = get_sram_base() + ((m_selected_bank[0] & 0x20) ? 0x1000 : 0);
}
else
{
m_bank_base[1] = get_rom_base() + ( m_selected_bank[0] & 0x0f ) * 0x2000;
m_bank_base[3] = get_rom_base() + ( m_selected_bank[0] & 0x0f ) * 0x2000;
}
break;
case 1:
if (m_selected_bank[1] & 0x10)
{
m_bank_base[4] = get_sram_base() + ((m_selected_bank[1] & 0x20) ? 0x1000 : 0);
m_bank_base[6] = get_sram_base() + ((m_selected_bank[1] & 0x20) ? 0x1000 : 0);
}
else
{
m_bank_base[4] = get_rom_base() + ( m_selected_bank[1] & 0x0f ) * 0x2000;
m_bank_base[6] = get_rom_base() + ( m_selected_bank[1] & 0x0f ) * 0x2000;
}
break;
case 2:
if (m_selected_bank[2] & 0x10)
{
m_bank_base[5] = get_sram_base() + ((m_selected_bank[2] & 0x20) ? 0x1000 : 0);
m_bank_base[7] = get_sram_base() + ((m_selected_bank[2] & 0x20) ? 0x1000 : 0);
}
else
{
m_bank_base[5] = get_rom_base() + ( m_selected_bank[2] & 0x0f ) * 0x2000;
m_bank_base[7] = get_rom_base() + ( m_selected_bank[2] & 0x0f ) * 0x2000;
}
break;
}
}
void msx_cart_fmpac::restore_banks()
{
m_bank_base = get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
}
void msx_cart_hfox::restore_banks()
{
m_bank_base[0] = get_rom_base() + ((m_selected_bank[0] & 0x01) * 0x8000);
m_bank_base[1] = get_rom_base() + ((m_selected_bank[1] & 0x01) * 0x8000) + 0x4000;
}
void msx_cart_korean_80in1::setup_bank(UINT8 bank)
{
m_bank_base[bank] = get_rom_base() + ( m_selected_bank[bank] & m_bank_mask ) * 0x2000;
}
void msx_cart_nomapper::initialize_cartridge()
{
UINT32 size = get_rom_size();
UINT8 *rom = get_rom_base();
// determine start address
// default to $4000
m_start_address = 0x4000;
switch (size)
{
/* 8KB/16KB */
case 0x2000: case 0x4000:
{
UINT16 start = rom[3] << 8 | rom[2];
// start address of $0000: call address in the $4000 region: $4000, else $8000
if (start == 0)
{
if ((rom[5] & 0xc0) == 0x40)
m_start_address = 0x4000;
else
m_start_address = 0x8000;
}
// start address in the $8000 region: $8000, else default
else if ((start & 0xc000) == 0x8000)
m_start_address = 0x8000;
break;
}
/* 32KB */
case 0x8000:
// take default, check when no "AB" at $0000, but "AB" at $4000
if (rom[0] != 'A' && rom[1] != 'B' && rom[0x4000] == 'A' && rom[0x4001] == 'B')
{
UINT16 start = rom[0x4003] << 8 | rom[0x4002];
// start address of $0000 and call address in the $4000 region, or start address outside the $8000 region: $0000, else default
if ((start == 0 && (rom[0x4005] & 0xc0) == 0x40) || start < 0x8000 || start >= 0xc000)
m_start_address = 0;
}
break;
/* 48KB */
case 0xc000:
// "AB" at $0000, but no "AB" at $4000, not "AB": $0000
if (rom[0] == 'A' && rom[1] == 'B' && rom[0x4000] != 'A' && rom[0x4001] != 'B')
m_start_address = 0x4000;
else
m_start_address = 0;
break;
/* 64KB */
default:
m_start_address = 0;
break;
}
m_end_address = MIN(m_start_address + size, 0x10000);
}
void msx_cart_crossblaim_device::restore_banks()
{
m_bank_base[1] = get_rom_base();
setup_bank();
}
void msx_cart_crossblaim_device::setup_bank()
{
m_bank_base[0] = ( m_selected_bank & 2 ) ? nullptr : get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
m_bank_base[2] = get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
m_bank_base[3] = ( m_selected_bank & 2 ) ? nullptr : get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
}
void msx_cart_crossblaim::setup_bank()
{
m_bank_base[0] = ( m_selected_bank & 2 ) ? NULL : get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
m_bank_base[2] = get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
m_bank_base[3] = ( m_selected_bank & 2 ) ? NULL : get_rom_base() + ( m_selected_bank & 0x03 ) * 0x4000;
}
void msx_cart_konami_scc_device::write_cart(offs_t offset, uint8_t data)
{
switch (offset & 0xf800)
{
case 0x5000:
m_selected_bank[0] = data;
m_bank_base[2] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
m_bank_base[6] = get_rom_base() + ( m_selected_bank[0] & m_bank_mask ) * 0x2000;
break;
case 0x7000:
m_selected_bank[1] = data;
m_bank_base[3] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
m_bank_base[7] = get_rom_base() + ( m_selected_bank[1] & m_bank_mask ) * 0x2000;
break;
case 0x9000:
m_selected_bank[2] = data;
m_scc_active = ( ( data & 0x3f ) == 0x3f );
m_bank_base[0] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
m_bank_base[4] = get_rom_base() + ( m_selected_bank[2] & m_bank_mask ) * 0x2000;
break;
case 0x9800:
if ( m_scc_active )
{
offset &= 0xff;
if (offset < 0x80)
{
m_k051649->k051649_waveform_w(offset, data);
}
else if (offset < 0xa0)
{
offset &= 0x0f;
if (offset < 0x0a)
{
m_k051649->k051649_frequency_w(offset, data);
}
else if (offset < 0x0f)
{
m_k051649->k051649_volume_w(offset - 0xa, data);
}
else
{
m_k051649->k051649_keyonoff_w(data);
}
}
else if (offset >= 0xe0)
{
m_k051649->k051649_test_w(data);
}
}
break;
case 0xb000:
m_selected_bank[3] = data;
m_bank_base[1] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
m_bank_base[5] = get_rom_base() + ( m_selected_bank[3] & m_bank_mask ) * 0x2000;
break;
}
}
void msx_cart_superloderunner::restore_banks()
{
m_bank_base = get_rom_base() + (m_selected_bank & 0x0f) * 0x4000;
}
