// license:GPL-2.0+ // copyright-holders:Juergen Buchmueller /* ataridev.h */ #ifndef MAME_MACHINE_ATARIFDC_H #define MAME_MACHINE_ATARIFDC_H #include "imagedev/flopdrv.h" class atari_fdc_device : public device_t { public: atari_fdc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); DECLARE_READ8_MEMBER( serin_r ); DECLARE_WRITE8_MEMBER( serout_w ); DECLARE_WRITE_LINE_MEMBER( pia_cb2_w ); void atari_load_proc(device_image_interface &image, bool is_created); protected: // device-level overrides virtual void device_start() override; virtual void device_add_mconfig(machine_config &config) override; private: void clr_serout(int expect_data); void add_serout(int expect_data); void clr_serin(int ser_delay); void add_serin(uint8_t data, int with_checksum); void a800_serial_command(); void a800_serial_write(); legacy_floppy_image_device *atari_floppy_get_device_child(int drive); struct atari_drive { std::unique_ptr image; /* alloc'd image */ int type; /* type of image (XFD, ATR, DSK) */ int mode; /* 0 read only, != 0 read/write */ int density; /* 0 SD, 1 MD, 2 DD */ int header_skip; /* number of bytes in format header */ int tracks; /* number of tracks (35,40,77,80) */ int heads; /* number of heads (1,2) */ int spt; /* sectors per track (18,26) */ int seclen; /* sector length (128,256) */ int bseclen; /* boot sector length (sectors 1..3) */ int sectors; /* total sectors, ie. tracks x heads x spt */ }; int m_serout_count; int m_serout_offs; uint8_t m_serout_buff[512]; uint8_t m_serout_chksum; // int m_serout_delay; int m_serin_count; int m_serin_offs; uint8_t m_serin_buff[512]; uint8_t m_serin_chksum; int m_serin_delay; atari_drive m_drv[4]; }; DECLARE_DEVICE_TYPE(ATARI_FDC, atari_fdc_device) #endif // MAME_MACHINE_ATARIFDC_H