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Diffstat (limited to 'src/mess/machine/c64/dqbb.h')
-rw-r--r-- | src/mess/machine/c64/dqbb.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/mess/machine/c64/dqbb.h b/src/mess/machine/c64/dqbb.h new file mode 100644 index 00000000000..0a4aa88738c --- /dev/null +++ b/src/mess/machine/c64/dqbb.h @@ -0,0 +1,60 @@ +/********************************************************************** + + Brown Boxes Double Quick Brown Box emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __DQBB__ +#define __DQBB__ + + +#include "emu.h" +#include "machine/c64/exp.h" +#include "machine/nvram.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_dqbb_cartridge_device + +class c64_dqbb_cartridge_device : public device_t, + public device_c64_expansion_card_interface, + public device_nvram_interface +{ +public: + // construction/destruction + c64_dqbb_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_nvram_interface overrides + virtual void nvram_default() { } + virtual void nvram_read(emu_file &file) { if (m_nvram != NULL) { file.read(m_nvram, m_nvram_size); } } + virtual void nvram_write(emu_file &file) { if (m_nvram != NULL) { file.write(m_nvram, m_nvram_size); } } + + // device_c64_expansion_card_interface overrides + virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + +private: + int m_cs; + int m_we; +}; + + +// device type definition +extern const device_type C64_DQBB; + + +#endif |