diff options
Diffstat (limited to 'src/mame/machine/cat702.h')
-rw-r--r-- | src/mame/machine/cat702.h | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/src/mame/machine/cat702.h b/src/mame/machine/cat702.h index 57610327289..818ecd2d584 100644 --- a/src/mame/machine/cat702.h +++ b/src/mame/machine/cat702.h @@ -1,36 +1,47 @@ -/* CAT702 ZN security chip */ +/* CAT702 security chip */ #pragma once #ifndef __CAT702_H__ #define __CAT702_H__ -#include "cpu/psx/siodev.h" +#include "emu.h" extern const device_type CAT702; -class cat702_device : public psxsiodev_device +#define MCFG_CAT702_DATAOUT_HANDLER(_devcb) \ + devcb = &cat702_device::set_dataout_handler(*device, DEVCB_##_devcb); + +class cat702_device : public device_t { public: cat702_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); - void init(const UINT8 *transform); - void select(int select); + // static configuration helpers + template<class _Object> static devcb_base &set_dataout_handler(device_t &device, _Object object) { return downcast<cat702_device &>(device).m_dataout_handler.set_callback(object); } + + void init(const UINT8 *transform); // TODO: region + + DECLARE_WRITE_LINE_MEMBER(write_select); + DECLARE_WRITE_LINE_MEMBER(write_datain); + DECLARE_WRITE_LINE_MEMBER(write_clock); protected: virtual void device_start(); private: - virtual void data_in( int data, int mask ); - UINT8 compute_sbox_coef(int sel, int bit); void apply_bit_sbox(int sel); void apply_sbox(const UINT8 *sbox); const UINT8 *m_transform; int m_select; + int m_clock; + int m_datain; UINT8 m_state; UINT8 m_bit; + + devcb_write_line m_dataout_handler; }; #endif |