// license:BSD-3-Clause // copyright-holders:smf #include "emu.h" #include "pccard.h" //#define VERBOSE 1 #include "logmacro.h" device_pccard_interface::device_pccard_interface(const machine_config &mconfig, device_t &device) : device_interface(device, "pccard"), m_slot(dynamic_cast(device.owner())) { } uint16_t device_pccard_interface::read_memory(offs_t offset, uint16_t mem_mask) { if (VERBOSE & LOG_GENERAL) device().logerror("unhandled memory read %08x %04x\n", offset, mem_mask); return 0xffff; } void device_pccard_interface::write_memory(offs_t offset, uint16_t data, uint16_t mem_mask) { if (VERBOSE & LOG_GENERAL) device().logerror("unhandled memory write %08x %04x %04x\n", offset, data, mem_mask); } uint16_t device_pccard_interface::read_reg(offs_t offset, uint16_t mem_mask) { if (VERBOSE & LOG_GENERAL) device().logerror("unhandled register read %08x %04x\n", offset, mem_mask); return 0xffff; } void device_pccard_interface::write_reg(offs_t offset, uint16_t data, uint16_t mem_mask) { if (VERBOSE & LOG_GENERAL) device().logerror("unhandled register write %08x %04x %04x\n", offset, data, mem_mask); } DEFINE_DEVICE_TYPE(PCCARD_SLOT, pccard_slot_device, "pccard", "PC Card Slot") pccard_slot_device::pccard_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, PCCARD_SLOT, tag, owner, clock), device_single_card_slot_interface(mconfig, *this), m_card_detect_cb(*this), m_battery_voltage_1_cb(*this), m_battery_voltage_2_cb(*this), m_write_protect_cb(*this), m_pccard(nullptr) { } void pccard_slot_device::device_start() { m_pccard = get_card_device(); } uint16_t pccard_slot_device::read_memory(offs_t offset, uint16_t mem_mask) { if (m_pccard) return m_pccard->read_memory(offset, mem_mask); else return 0xffff; } void pccard_slot_device::write_memory(offs_t offset, uint16_t data, uint16_t mem_mask) { if (m_pccard) m_pccard->write_memory(offset, data, mem_mask); } uint16_t pccard_slot_device::read_reg(offs_t offset, uint16_t mem_mask) { if (m_pccard) return m_pccard->read_reg(offset, mem_mask); else return 0xffff; } void pccard_slot_device::write_reg(offs_t offset, uint16_t data, uint16_t mem_mask) { if (m_pccard) m_pccard->write_reg(offset, data, mem_mask); } uint8_t pccard_slot_device::read_memory_byte(offs_t offset) { uint8_t data = 0xff; if (m_pccard) { if (BIT(offset, 0)) data = m_pccard->read_memory(offset / 2, 0xff00) >> 8; else data = m_pccard->read_memory(offset / 2, 0x00ff) >> 0; } return data; } uint8_t pccard_slot_device::read_reg_byte(offs_t offset) { uint8_t data = 0xff; if (m_pccard) { if (BIT(offset, 0)) data = m_pccard->read_reg(offset / 2, 0xff00) >> 8; else data = m_pccard->read_reg(offset / 2, 0x00ff) >> 0; } return data; } void pccard_slot_device::write_memory_byte(offs_t offset, uint8_t data) { if (m_pccard) { if (BIT(offset, 0)) m_pccard->write_memory(offset / 2, data << 8, 0xff00); else m_pccard->write_memory(offset / 2, data << 0, 0x00ff); } } void pccard_slot_device::write_reg_byte(offs_t offset, uint8_t data) { if (m_pccard) { if (BIT(offset, 0)) m_pccard->write_reg(offset / 2, data << 8, 0xff00); else m_pccard->write_reg(offset / 2, data << 0, 0x00ff); } }