// license:BSD-3-Clause // copyright-holders:smf #ifndef MAME_MACHINE_PCCARD_H #define MAME_MACHINE_PCCARD_H #pragma once class pccard_slot_device; class device_pccard_interface : public device_interface { public: virtual uint16_t read_memory(offs_t offset, uint16_t mem_mask = ~0); virtual uint16_t read_reg(offs_t offset, uint16_t mem_mask = ~0); virtual void write_memory(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); virtual void write_reg(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); virtual ~device_pccard_interface() {} protected: device_pccard_interface(const machine_config &mconfig, device_t &device); pccard_slot_device *const m_slot; }; DECLARE_DEVICE_TYPE(PCCARD_SLOT, pccard_slot_device) class pccard_slot_device : public device_t, public device_single_card_slot_interface { public: template pccard_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt) : pccard_slot_device(mconfig, tag, owner, (uint32_t)0) { option_reset(); opts(*this); set_default_option(dflt); set_fixed(false); } pccard_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // callbacks auto card_detect_cb() { return m_card_detect_cb.bind(); } auto battery_voltage_1_cb() { return m_battery_voltage_1_cb.bind(); } auto battery_voltage_2_cb() { return m_battery_voltage_2_cb.bind(); } auto write_protect_cb() { return m_write_protect_cb.bind(); } // called from card device void card_detect_w(int state) { m_card_detect_cb(state); } void battery_voltage_1_w(int state) { m_battery_voltage_1_cb(state); } void battery_voltage_2_w(int state) { m_battery_voltage_2_cb(state); } void write_protect_w(int state) { m_write_protect_cb(state); } // 16-bit access uint16_t read_memory(offs_t offset, uint16_t mem_mask = ~0); uint16_t read_reg(offs_t offset, uint16_t mem_mask = ~0); void write_memory(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); void write_reg(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); // 16-bit access, even/odd swapped uint16_t read_memory_swap(offs_t offset, uint16_t mem_mask = 0xffff) { return swapendian_int16(read_memory(offset, swapendian_int16(mem_mask))); } uint16_t read_reg_swap(offs_t offset, uint16_t mem_mask = 0xffff) { return swapendian_int16(read_reg(offset, swapendian_int16(mem_mask))); } void write_memory_swap(offs_t offset, uint16_t data, uint16_t mem_mask = 0xffff) { write_memory(offset, swapendian_int16(data), swapendian_int16(mem_mask)); } void write_reg_swap(offs_t offset, uint16_t data, uint16_t mem_mask = 0xffff) { write_reg(offset, swapendian_int16(data), swapendian_int16(mem_mask)); } // 8-bit access uint8_t read_memory_byte(offs_t offset); uint8_t read_reg_byte(offs_t offset); void write_memory_byte(offs_t offset, uint8_t data); void write_reg_byte(offs_t offset, uint8_t data); protected: virtual void device_start() override; private: devcb_write_line m_card_detect_cb; devcb_write_line m_battery_voltage_1_cb; devcb_write_line m_battery_voltage_2_cb; devcb_write_line m_write_protect_cb; // internal state device_pccard_interface *m_pccard; }; #endif // MAME_MACHINE_PCCARD_H