diff options
Diffstat (limited to 'src/devices/bus/generic/rom.h')
-rw-r--r-- | src/devices/bus/generic/rom.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/devices/bus/generic/rom.h b/src/devices/bus/generic/rom.h new file mode 100644 index 00000000000..f6c9da14341 --- /dev/null +++ b/src/devices/bus/generic/rom.h @@ -0,0 +1,75 @@ +// license:BSD-3-Clause +// copyright-holders:Fabio Priuli +#ifndef __GENERIC_ROM_H +#define __GENERIC_ROM_H + +#include "slot.h" + + +// ======================> generic_rom_device + +class generic_rom_device : public device_t, + public device_generic_cart_interface +{ +public: + // construction/destruction + generic_rom_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); + + // device-level overrides + virtual void device_start() {} +}; + + +// ======================> generic_rom_plain_device + +class generic_rom_plain_device : public generic_rom_device +{ +public: + // construction/destruction + generic_rom_plain_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); + generic_rom_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // reading and writing + virtual DECLARE_READ8_MEMBER(read_rom); + virtual DECLARE_READ16_MEMBER(read16_rom); + virtual DECLARE_READ32_MEMBER(read32_rom); +}; + + +// ======================> generic_romram_plain_device + +class generic_romram_plain_device : public generic_rom_plain_device +{ +public: + // construction/destruction + generic_romram_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // reading and writing + virtual DECLARE_READ8_MEMBER(read_ram); + virtual DECLARE_WRITE8_MEMBER(write_ram); +}; + + +// ======================> generic_rom_linear_device + +class generic_rom_linear_device : public generic_rom_device +{ +public: + // construction/destruction + generic_rom_linear_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // reading and writing + virtual DECLARE_READ8_MEMBER(read_rom); + virtual DECLARE_READ16_MEMBER(read16_rom); + virtual DECLARE_READ32_MEMBER(read32_rom); +}; + + + +// device type definition +extern const device_type GENERIC_ROM_PLAIN; +extern const device_type GENERIC_ROM_LINEAR; +extern const device_type GENERIC_ROMRAM_PLAIN; + + +#endif |