1 // license:BSD-3-Clause
2 // copyright-holders:Barry Rodewald
3 /*
4  * symbfac2.h
5  *
6  *  Created on: 2/08/2014
7  */
8 
9 #ifndef MAME_BUS_CPC_SYMBFAC2_H
10 #define MAME_BUS_CPC_SYMBFAC2_H
11 
12 #pragma once
13 
14 #include "cpcexp.h"
15 #include "bus/ata/ataintf.h"
16 #include "machine/ds128x.h"
17 #include "machine/nvram.h"
18 
19 class cpc_symbiface2_device  : public device_t,
20 								public device_cpc_expansion_card_interface
21 {
22 public:
23 	// construction/destruction
24 	cpc_symbiface2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
25 
26 	uint8_t ide_cs0_r(offs_t offset);
27 	void ide_cs0_w(offs_t offset, uint8_t data);
28 	uint8_t ide_cs1_r(offs_t offset);
29 	void ide_cs1_w(offs_t offset, uint8_t data);
30 	uint8_t rtc_r(offs_t offset);
31 	void rtc_w(offs_t offset, uint8_t data);
32 	uint8_t mouse_r();
33 	uint8_t rom_rewrite_r();
34 	void rom_rewrite_w(uint8_t data);
35 	DECLARE_INPUT_CHANGED_MEMBER(mouse_change_x);
36 	DECLARE_INPUT_CHANGED_MEMBER(mouse_change_y);
37 	DECLARE_INPUT_CHANGED_MEMBER(mouse_change_buttons);
38 
39 	enum
40 	{
41 		PS2_MOUSE_IDLE = 0,
42 		PS2_MOUSE_X,
43 		PS2_MOUSE_Y,
44 		PS2_MOUSE_BUTTONS,
45 		PS2_MOUSE_SCROLL
46 	};
47 
48 protected:
49 	// device-level overrides
50 	virtual void device_start() override;
51 	virtual void device_reset() override;
52 
53 // optional information overrides
54 	virtual void device_add_mconfig(machine_config &config) override;
55 	virtual ioport_constructor device_input_ports() const override;
56 
57 private:
58 	cpc_expansion_slot_device *m_slot;
59 	required_device<ata_interface_device> m_ide;
60 	required_device<ds12885_device> m_rtc;
61 	required_device<nvram_device> m_nvram;
62 
63 	required_ioport m_mouse_x;
64 	required_ioport m_mouse_y;
65 	required_ioport m_mouse_buttons;
66 
67 	std::vector<uint8_t> m_rom_space;
68 
69 	bool m_iohigh;
70 	uint16_t m_ide_data;
71 
72 	uint8_t m_mouse_state;
73 	uint8_t m_input_x;
74 	uint8_t m_input_y;
75 
76 	// stores backup pointers so that mapping can be restored
77 	uint8_t* m_4xxx_ptr_r;
78 	uint8_t* m_4xxx_ptr_w;
79 	uint8_t* m_6xxx_ptr_r;
80 	uint8_t* m_6xxx_ptr_w;
81 };
82 
83 // device type definition
84 DECLARE_DEVICE_TYPE(CPC_SYMBIFACE2, cpc_symbiface2_device)
85 
86 
87 #endif // MAME_BUS_CPC_SYMBFAC2_H
88