1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
#ifndef LPC_RTC_H
#define LPC_RTC_H
#include "lpc.h"
#define MCFG_LPC_RTC_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, LPC_RTC, 0)
class lpc_rtc_device : public lpc_device {
public:
lpc_rtc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual void map_device(uint64_t memory_window_start, uint64_t memory_window_end, uint64_t memory_offset, address_space *memory_space,
uint64_t io_window_start, uint64_t io_window_end, uint64_t io_offset, address_space *io_space) override;
virtual void map_extdevice(uint64_t memory_window_start, uint64_t memory_window_end, uint64_t memory_offset, address_space *memory_space,
uint64_t io_window_start, uint64_t io_window_end, uint64_t io_offset, address_space *io_space);
DECLARE_READ8_MEMBER( index_r);
DECLARE_WRITE8_MEMBER( index_w);
DECLARE_READ8_MEMBER( target_r);
DECLARE_WRITE8_MEMBER( target_w);
DECLARE_READ8_MEMBER( extindex_r);
DECLARE_WRITE8_MEMBER( extindex_w);
DECLARE_READ8_MEMBER( exttarget_r);
DECLARE_WRITE8_MEMBER( exttarget_w);
protected:
void device_start() override;
void device_reset() override;
private:
DECLARE_ADDRESS_MAP(map, 32);
DECLARE_ADDRESS_MAP(extmap, 32);
uint8_t cur_index, cur_extindex;
uint8_t ram[256];
};
extern const device_type LPC_RTC;
#endif
|