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
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
// license:BSD-3-Clause
// copyright-holders:Couriersud
///
/// \file nlid_proxy.cpp
///
///
#include "nlid_proxy.h"
#include "core/setup.h"
#include "nl_errstr.h"
#include "solver/nld_solver.h"
#include <array>
namespace netlist::devices {
// -----------------------------------------------------------------------------
// nld_base_proxy
// -----------------------------------------------------------------------------
static constexpr std::array<std::pair<const char *, const char *>, 3> power_syms = {{ {"VCC", "VEE"}, {"VCC", "GND"}, {"VDD", "VSS"}}};
nld_base_proxy::nld_base_proxy(device_param_t data,
const logic_t *inout_proxied)
: device_t(data, inout_proxied->logic_family())
, m_tp(nullptr)
, m_tn(nullptr)
{
if (logic_family() == nullptr)
{
throw nl_exception(MF_NULLPTR_FAMILY_NP("nld_base_proxy"));
}
bool f = false;
for (const auto & pwr_sym : power_syms)
{
pstring devname = inout_proxied->device().name();
auto *tp_ct(state().setup().find_terminal(devname + "." + pstring(pwr_sym.first),
/*detail::terminal_type::INPUT,*/ false));
auto *tp_cn(state().setup().find_terminal(devname + "." + pstring(pwr_sym.second),
/*detail::terminal_type::INPUT,*/ false));
if ((tp_ct != nullptr) && (tp_cn != nullptr))
{
if (!tp_ct->is_analog())
throw nl_exception(plib::pfmt("Not an analog terminal: {1}")(tp_ct->name()));
if (!tp_cn->is_analog())
throw nl_exception(plib::pfmt("Not an analog terminal: {1}")(tp_cn->name()));
auto tp_t = plib::dynamic_downcast<analog_t* >(tp_ct);
auto tn_t = plib::dynamic_downcast<analog_t *>(tp_cn);
if (f && (tp_t && tn_t))
log().warning(MI_MULTIPLE_POWER_TERMINALS_ON_DEVICE(inout_proxied->device().name(),
m_tp->name(), m_tn->name(),
tp_t ? (*tp_t)->name() : "",
tn_t ? (*tn_t)->name() : ""));
else if (tp_t && tn_t)
{
m_tp = *tp_t;
m_tn = *tn_t;
f = true;
}
}
}
if (!f)
throw nl_exception(MF_NO_POWER_TERMINALS_ON_DEVICE_2(name(), state().setup().de_alias(inout_proxied->device().name())));
log().verbose("D/A Proxy: Found power terminals on device {1}", inout_proxied->device().name());
}
// ----------------------------------------------------------------------------------------
// nld_a_to_d_proxy
// ----------------------------------------------------------------------------------------
nld_base_a_to_d_proxy::nld_base_a_to_d_proxy(device_param_t data,
const logic_input_t *in_proxied)
: nld_base_proxy(data, in_proxied)
{
}
nld_a_to_d_proxy::nld_a_to_d_proxy(device_param_t data, const logic_input_t *in_proxied)
: nld_base_a_to_d_proxy(data, in_proxied)
, m_Q(*this, "Q")
, m_I(*this, "I", nl_delegate(&nld_a_to_d_proxy::input, this))
{
}
NETLIB_HANDLER(a_to_d_proxy, input)
{
const auto v(m_I.Q_Analog());
const auto vn(m_tn->net().Q_Analog());
const auto vp(m_tp->net().Q_Analog());
if (logic_family()->is_above_high_threshold_V(v, vn, vp))
out().push(1, netlist_time::quantum());
else if (logic_family()->is_below_low_threshold_V(v, vn, vp))
out().push(0, netlist_time::quantum());
else
{
// do nothing
}
}
// ----------------------------------------------------------------------------------------
// nld_d_to_a_proxy
// ----------------------------------------------------------------------------------------
nld_base_d_to_a_proxy::nld_base_d_to_a_proxy(device_param_t data,
const logic_output_t *out_proxied)
: nld_base_proxy(data, out_proxied)
{
}
nld_d_to_a_proxy::nld_d_to_a_proxy(device_param_t data, const logic_output_t *out_proxied)
: nld_base_d_to_a_proxy(data, out_proxied)
, m_I(*this, "I", nl_delegate(&nld_d_to_a_proxy :: input, this))
, m_RP(*this, "RP")
, m_RN(*this, "RN")
, m_last_state(*this, "m_last_var", terminal_t::OUT_TRISTATE())
{
register_sub_alias("Q", "RN.1");
connect(m_RN().N(), *m_tn);
connect(m_RP().P(), *m_tp);
connect(m_RN().P(), m_RP().N());
}
void nld_d_to_a_proxy::reset()
{
//m_Q.initial(0.0);
m_last_state = terminal_t::OUT_TRISTATE();
m_RN().reset();
m_RP().reset();
m_RN().set_G_V_I(plib::reciprocal(logic_family()->R_low()),
logic_family()->low_offset_V(), nlconst::zero());
m_RP().set_G_V_I(G_OFF,
nlconst::zero(),
nlconst::zero());
}
NETLIB_HANDLER(d_to_a_proxy ,input)
{
const auto state = m_I();
if (state != m_last_state)
{
// RN, RP are connected ...
m_RN().change_state([this, &state]()
{
switch (state)
{
case 0:
m_RN().set_G_V_I(plib::reciprocal(logic_family()->R_low()),
logic_family()->low_offset_V(), nlconst::zero());
m_RP().set_G_V_I(G_OFF,
nlconst::zero(),
nlconst::zero());
break;
case 1:
m_RN().set_G_V_I(G_OFF,
nlconst::zero(),
nlconst::zero());
m_RP().set_G_V_I(plib::reciprocal(logic_family()->R_high()),
logic_family()->high_offset_V(), nlconst::zero());
break;
case terminal_t::OUT_TRISTATE():
m_RN().set_G_V_I(G_OFF,
nlconst::zero(),
nlconst::zero());
m_RP().set_G_V_I(G_OFF,
nlconst::zero(),
nlconst::zero());
break;
default:
plib::terminate("unknown state for proxy: this should never happen!");
}
});
m_last_state = state;
}
}
} // namespace netlist::devices
|