diff options
Diffstat (limited to 'src/devices/bus/msx_cart/ascii.h')
-rw-r--r-- | src/devices/bus/msx_cart/ascii.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/devices/bus/msx_cart/ascii.h b/src/devices/bus/msx_cart/ascii.h new file mode 100644 index 00000000000..e23ce939e31 --- /dev/null +++ b/src/devices/bus/msx_cart/ascii.h @@ -0,0 +1,141 @@ +// license:BSD-3-Clause +// copyright-holders:Wilbert Pol +#ifndef __MSX_CART_ASCII_H +#define __MSX_CART_ASCII_H + +#include "bus/msx_cart/cartridge.h" + + +extern const device_type MSX_CART_ASCII8; +extern const device_type MSX_CART_ASCII16; +extern const device_type MSX_CART_ASCII8_SRAM; +extern const device_type MSX_CART_ASCII16_SRAM; +extern const device_type MSX_CART_MSXWRITE; + + +class msx_cart_ascii8 : public device_t + , public msx_cart_interface +{ +public: + msx_cart_ascii8(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void initialize_cartridge(); + + virtual DECLARE_READ8_MEMBER(read_cart); + virtual DECLARE_WRITE8_MEMBER(write_cart); + + void restore_banks(); + +private: + UINT8 m_bank_mask; + UINT8 m_selected_bank[4]; + UINT8 *m_bank_base[4]; +}; + + +class msx_cart_ascii16 : public device_t + , public msx_cart_interface +{ +public: + msx_cart_ascii16(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void initialize_cartridge(); + + virtual DECLARE_READ8_MEMBER(read_cart); + virtual DECLARE_WRITE8_MEMBER(write_cart); + + void restore_banks(); + +private: + UINT8 m_bank_mask; + UINT8 m_selected_bank[2]; + UINT8 *m_bank_base[2]; +}; + + +class msx_cart_ascii8_sram : public device_t + , public msx_cart_interface +{ +public: + msx_cart_ascii8_sram(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void initialize_cartridge(); + + virtual DECLARE_READ8_MEMBER(read_cart); + virtual DECLARE_WRITE8_MEMBER(write_cart); + + void restore_banks(); + +private: + UINT8 m_bank_mask; + UINT8 m_selected_bank[4]; + UINT8 *m_bank_base[4]; + UINT8 m_sram_select_mask; + + void setup_bank(UINT8 bank); +}; + + +class msx_cart_ascii16_sram : public device_t + , public msx_cart_interface +{ +public: + msx_cart_ascii16_sram(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void initialize_cartridge(); + + virtual DECLARE_READ8_MEMBER(read_cart); + virtual DECLARE_WRITE8_MEMBER(write_cart); + + void restore_banks(); + +private: + UINT8 m_bank_mask; + UINT8 m_selected_bank[2]; + UINT8 *m_bank_base[2]; + UINT8 m_sram_select_mask; + + void setup_bank(UINT8 bank); +}; + + +class msx_cart_msxwrite : public device_t + , public msx_cart_interface +{ +public: + msx_cart_msxwrite(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + virtual void initialize_cartridge(); + + virtual DECLARE_READ8_MEMBER(read_cart); + virtual DECLARE_WRITE8_MEMBER(write_cart); + + void restore_banks(); + +private: + UINT8 m_bank_mask; + UINT8 m_selected_bank[2]; + UINT8 *m_bank_base[2]; +}; + +#endif |