diff options
Diffstat (limited to 'src/devices/bus/ekara/rom.cpp')
-rw-r--r-- | src/devices/bus/ekara/rom.cpp | 60 |
1 files changed, 38 insertions, 22 deletions
diff --git a/src/devices/bus/ekara/rom.cpp b/src/devices/bus/ekara/rom.cpp index f55fd325d2a..b08f5cc2fc4 100644 --- a/src/devices/bus/ekara/rom.cpp +++ b/src/devices/bus/ekara/rom.cpp @@ -14,6 +14,7 @@ DEFINE_DEVICE_TYPE(EKARA_ROM_I2C_24C08_EPITCH, ekara_rom_i2c_24c08_epitch_de DEFINE_DEVICE_TYPE(EKARA_ROM_I2C_24LC04, ekara_rom_i2c_24lc04_device, "ekara_rom_i2c_24lc04", "EKARA Cartridge with I2C 24LC04") DEFINE_DEVICE_TYPE(EKARA_ROM_I2C_24LC02, ekara_rom_i2c_24lc02_device, "ekara_rom_i2c_24lc02", "EKARA Cartridge with I2C 24LC02") DEFINE_DEVICE_TYPE(EKARA_ROM_I2C_24LC02_GC0010, ekara_rom_i2c_24lc02_gc0010_device, "ekara_rom_i2c_24lc02_gc0010", "EKARA Cartridge with I2C 24LC02 (GC0010 direct access)") +DEFINE_DEVICE_TYPE(EKARA_ROM_I2C_24LC08_EVIO, ekara_rom_i2c_24lc08_evio_device, "ekara_rom_i2c_24lc08_evio", "EKARA Cartridge with I2C 24LC08 (evio direct access)") ekara_rom_plain_device::ekara_rom_plain_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : @@ -56,7 +57,17 @@ ekara_rom_i2c_24lc02_device::ekara_rom_i2c_24lc02_device(const machine_config &m } ekara_rom_i2c_24lc02_gc0010_device::ekara_rom_i2c_24lc02_gc0010_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : - ekara_rom_i2c_base_device(mconfig, EKARA_ROM_I2C_24LC02_GC0010, tag, owner, clock) + ekara_rom_i2c_24lc02_gc0010_device(mconfig, EKARA_ROM_I2C_24LC02_GC0010, tag, owner, clock) +{ +} + +ekara_rom_i2c_24lc02_gc0010_device::ekara_rom_i2c_24lc02_gc0010_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : + ekara_rom_i2c_base_device(mconfig, type, tag, owner, clock) +{ +} + +ekara_rom_i2c_24lc08_evio_device::ekara_rom_i2c_24lc08_evio_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : + ekara_rom_i2c_24lc02_gc0010_device(mconfig, EKARA_ROM_I2C_24LC08_EVIO, tag, owner, clock) { } @@ -66,22 +77,22 @@ ekara_rom_i2c_24lc02_gc0010_device::ekara_rom_i2c_24lc02_gc0010_device(const mac // plain -READ8_MEMBER(ekara_rom_plain_device::read_cart) +uint8_t ekara_rom_plain_device::read_cart(offs_t offset) { - return read_rom(space, offset, mem_mask); + return read_rom(offset); } -READ8_MEMBER(ekara_rom_plain_device::read_rom) +uint8_t ekara_rom_plain_device::read_rom(offs_t offset) { return m_rom[offset & (m_rom_size-1)]; } -WRITE8_MEMBER(ekara_rom_plain_device::write_cart) +void ekara_rom_plain_device::write_cart(offs_t offset, uint8_t data) { - write_rom(space, offset, data, mem_mask); + write_rom(offset, data); } -WRITE8_MEMBER(ekara_rom_plain_device::write_rom) +void ekara_rom_plain_device::write_rom(offs_t offset, uint8_t data) { logerror("ekara_rom_plain_device::write_rom %08x %02x\n", offset, data); } @@ -98,30 +109,30 @@ bool ekara_rom_i2c_base_device::is_write_access_not_rom(void) return (m_buscontrol[0] & 0x08) ? true : false; } -WRITE8_MEMBER(ekara_rom_i2c_base_device::write_bus_control) +void ekara_rom_i2c_base_device::write_bus_control(offs_t offset, uint8_t data) { logerror("ekara_rom_i2c_base_device::write_bus_control %08x %02x\n", offset, data); m_buscontrol[offset] = data; } -WRITE8_MEMBER(ekara_rom_i2c_base_device::write_rom) +void ekara_rom_i2c_base_device::write_rom(offs_t offset, uint8_t data) { logerror("ekara_rom_i2c_base_device::write_rom %08x %02x\n", offset, data); } -READ8_MEMBER(ekara_rom_i2c_base_device::read_rom) +uint8_t ekara_rom_i2c_base_device::read_rom(offs_t offset) { return m_rom[offset & (m_rom_size - 1)]; } -READ8_MEMBER(ekara_rom_i2c_base_device::read_extra) +uint8_t ekara_rom_i2c_base_device::read_extra(offs_t offset) { logerror("ekara_rom_i2c_base_device::read_extra %08x\n", offset); return (m_i2cmem->read_sda() & 1) ? 0xff : 0x00; } -WRITE8_MEMBER(ekara_rom_i2c_base_device::write_extra) +void ekara_rom_i2c_base_device::write_extra(offs_t offset, uint8_t data) { logerror("ekara_rom_i2c_base_device::write_extra %08x %02x\n", offset, data); @@ -148,21 +159,21 @@ bool ekara_rom_i2c_24c08_epitch_device::is_write_access_not_rom(void) void ekara_rom_i2c_24c08_epitch_device::device_add_mconfig(machine_config &config) { - I2CMEM(config, "i2cmem", 0).set_page_size(16).set_data_size(0x400); // 24C08 + I2C_24C08(config, "i2cmem", 0); } // i2c 24lc04 void ekara_rom_i2c_24lc04_device::device_add_mconfig(machine_config &config) { - I2CMEM(config, "i2cmem", 0).set_page_size(16).set_data_size(0x200); // 24LC04 + I2C_24C04(config, "i2cmem", 0); // 24LC04 } // i2c 24lc02 void ekara_rom_i2c_24lc02_device::device_add_mconfig(machine_config &config) { - I2CMEM(config, "i2cmem", 0).set_page_size(16).set_data_size(0x100); // 24LC02 + I2C_24C02(config, "i2cmem", 0); // 24LC02 } // i2c 24lc02 with direct IO port access @@ -177,27 +188,27 @@ bool ekara_rom_i2c_24lc02_gc0010_device::is_write_access_not_rom(void) return false; } -READ8_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::read_extra) +uint8_t ekara_rom_i2c_24lc02_gc0010_device::read_extra(offs_t offset) { return 0; } -WRITE8_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::write_extra) +void ekara_rom_i2c_24lc02_gc0010_device::write_extra(offs_t offset, uint8_t data) { } -WRITE_LINE_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::write_sda) +void ekara_rom_i2c_24lc02_gc0010_device::write_sda(int state) { m_i2cmem->write_sda(state); } -WRITE_LINE_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::write_scl) +void ekara_rom_i2c_24lc02_gc0010_device::write_scl(int state) { m_i2cmem->write_scl(state); } -READ_LINE_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::read_sda ) +int ekara_rom_i2c_24lc02_gc0010_device::read_sda() { return m_i2cmem->read_sda(); } @@ -206,10 +217,15 @@ READ_LINE_MEMBER(ekara_rom_i2c_24lc02_gc0010_device::read_sda ) void ekara_rom_i2c_24lc02_gc0010_device::device_add_mconfig(machine_config &config) { - I2CMEM(config, "i2cmem", 0)/*.set_page_size(16)*/.set_data_size(0x100); // 24LC02 + I2C_24C02(config, "i2cmem", 0); // 24LC02 } +void ekara_rom_i2c_24lc08_evio_device::device_add_mconfig(machine_config &config) +{ + I2C_24C08(config, "i2cmem", 0); +} + /*------------------------------------------------- slot interface -------------------------------------------------*/ @@ -221,5 +237,5 @@ void ekara_cart(device_slot_interface &device) device.option_add_internal("rom_24lc04", EKARA_ROM_I2C_24LC04); device.option_add_internal("rom_24lc02", EKARA_ROM_I2C_24LC02); device.option_add_internal("rom_24lc02_gc0010", EKARA_ROM_I2C_24LC02_GC0010); - + device.option_add_internal("rom_24lc08_evio", EKARA_ROM_I2C_24LC08_EVIO); } |