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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
// license:BSD-3-Clause
// copyright-holders:Angelo Salese
#include "emu.h"
#include "fp1000_exp.h"
#define VERBOSE 1
//#define LOG_OUTPUT_FUNC osd_printf_info
#include "logmacro.h"
DEFINE_DEVICE_TYPE(FP1000_EXP_SLOT, fp1000_exp_slot_device, "fp1000_exp_slot", "FP-1000/FP-1100 Expansion Slot")
fp1000_exp_slot_device::fp1000_exp_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, FP1000_EXP_SLOT, tag, owner, clock)
, device_single_card_slot_interface<device_fp1000_exp_interface>(mconfig, *this)
, m_iospace(*this, finder_base::DUMMY_TAG, -1)
, m_inta_cb(*this)
, m_intb_cb(*this)
, m_intc_cb(*this)
, m_intd_cb(*this)
{
}
fp1000_exp_slot_device::~fp1000_exp_slot_device()
{
}
void fp1000_exp_slot_device::device_start()
{
}
void fp1000_exp_slot_device::device_config_complete()
{
m_dev = get_card_device();
}
void fp1000_exp_slot_device::remap_cb()
{
if (!m_main_enable || m_dev == nullptr)
{
LOG("%s: unmap\n", machine().describe_context());
m_iospace->unmap_readwrite(0x0000, 0xfeff);
m_iospace->unmap_readwrite(0xff00, 0xff7f);
}
else
{
LOG("%s: map\n", machine().describe_context());
m_iospace->install_readwrite_handler(0xff00, 0xff7f, read8sm_delegate(*m_dev, FUNC(device_fp1000_exp_interface::id_r)), write8sm_delegate(*this, FUNC(fp1000_exp_slot_device::main_cs_w)));
m_dev->remap_cb();
}
}
void fp1000_exp_slot_device::select_w(bool enable)
{
m_main_enable = enable;
remap_cb();
}
void fp1000_exp_slot_device::main_cs_w(offs_t offset, u8 data)
{
m_dev->cs_w(offset, data);
m_dev->remap_cb();
}
device_fp1000_exp_interface::device_fp1000_exp_interface(const machine_config &mconfig, device_t &device)
: device_interface(device, "fp1000exp")
{
m_slot = dynamic_cast<fp1000_exp_slot_device *>(device.owner());
}
device_fp1000_exp_interface::~device_fp1000_exp_interface()
{
}
void device_fp1000_exp_interface::interface_pre_start()
{
if (!m_slot->started())
throw device_missing_dependencies();
}
void device_fp1000_exp_interface::interface_post_start()
{
m_slot->select_w(false);
}
// generic passthroughs
void device_fp1000_exp_interface::inta_w(int state) { m_slot->m_inta_cb(state); }
void device_fp1000_exp_interface::intb_w(int state) { m_slot->m_intb_cb(state); }
void device_fp1000_exp_interface::intc_w(int state) { m_slot->m_intc_cb(state); }
void device_fp1000_exp_interface::intd_w(int state) { m_slot->m_intd_cb(state); }
fp1000_exp_device::fp1000_exp_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, type, tag, owner, clock)
, device_fp1000_exp_interface(mconfig, *this)
{
}
void fp1000_exp_device::device_start()
{
}
// slot devices
#include "fp1060io.h"
void fp1000_exp_devices(device_slot_interface &device)
{
device.option_add("fp1060io", FP1060IO);
// TODO: other options, if any
}
|