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
|
/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 Claire Xenia Wolf <claire@yosyshq.com>
* Copyright (C) 2018 Serge Bazanski <q3k@q3k.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef ARCH_API_H
#define ARCH_API_H
#include <algorithm>
#include "basectx.h"
#include "idstring.h"
#include "idstringlist.h"
#include "nextpnr_assertions.h"
#include "nextpnr_namespaces.h"
#include "nextpnr_types.h"
NEXTPNR_NAMESPACE_BEGIN
// The specification of the Arch API (pure virtual)
template <typename R> struct ArchAPI : BaseCtx
{
// Basic config
virtual IdString archId() const = 0;
virtual std::string getChipName() const = 0;
virtual typename R::ArchArgsT archArgs() const = 0;
virtual IdString archArgsToId(typename R::ArchArgsT args) const = 0;
virtual int getGridDimX() const = 0;
virtual int getGridDimY() const = 0;
virtual int getTileBelDimZ(int x, int y) const = 0;
virtual int getTilePipDimZ(int x, int y) const = 0;
virtual char getNameDelimiter() const = 0;
// Bel methods
virtual typename R::AllBelsRangeT getBels() const = 0;
virtual IdStringList getBelName(BelId bel) const = 0;
virtual BelId getBelByName(IdStringList name) const = 0;
virtual uint32_t getBelChecksum(BelId bel) const = 0;
virtual void bindBel(BelId bel, CellInfo *cell, PlaceStrength strength) = 0;
virtual void unbindBel(BelId bel) = 0;
virtual Loc getBelLocation(BelId bel) const = 0;
virtual BelId getBelByLocation(Loc loc) const = 0;
virtual typename R::TileBelsRangeT getBelsByTile(int x, int y) const = 0;
virtual bool getBelGlobalBuf(BelId bel) const = 0;
virtual bool checkBelAvail(BelId bel) const = 0;
virtual CellInfo *getBoundBelCell(BelId bel) const = 0;
virtual CellInfo *getConflictingBelCell(BelId bel) const = 0;
virtual IdString getBelType(BelId bel) const = 0;
virtual bool getBelHidden(BelId bel) const = 0;
virtual typename R::BelAttrsRangeT getBelAttrs(BelId bel) const = 0;
virtual WireId getBelPinWire(BelId bel, IdString pin) const = 0;
virtual PortType getBelPinType(BelId bel, IdString pin) const = 0;
virtual typename R::BelPinsRangeT getBelPins(BelId bel) const = 0;
virtual typename R::CellBelPinRangeT getBelPinsForCellPin(const CellInfo *cell_info, IdString pin) const = 0;
// Wire methods
virtual typename R::AllWiresRangeT getWires() const = 0;
virtual WireId getWireByName(IdStringList name) const = 0;
virtual IdStringList getWireName(WireId wire) const = 0;
virtual IdString getWireType(WireId wire) const = 0;
virtual typename R::WireAttrsRangeT getWireAttrs(WireId) const = 0;
virtual typename R::DownhillPipRangeT getPipsDownhill(WireId wire) const = 0;
virtual typename R::UphillPipRangeT getPipsUphill(WireId wire) const = 0;
virtual typename R::WireBelPinRangeT getWireBelPins(WireId wire) const = 0;
virtual uint32_t getWireChecksum(WireId wire) const = 0;
virtual void bindWire(WireId wire, NetInfo *net, PlaceStrength strength) = 0;
virtual void unbindWire(WireId wire) = 0;
virtual bool checkWireAvail(WireId wire) const = 0;
virtual NetInfo *getBoundWireNet(WireId wire) const = 0;
virtual WireId getConflictingWireWire(WireId wire) const = 0;
virtual NetInfo *getConflictingWireNet(WireId wire) const = 0;
virtual DelayQuad getWireDelay(WireId wire) const = 0;
// Pip methods
virtual typename R::AllPipsRangeT getPips() const = 0;
virtual PipId getPipByName(IdStringList name) const = 0;
virtual IdStringList getPipName(PipId pip) const = 0;
virtual IdString getPipType(PipId pip) const = 0;
virtual typename R::PipAttrsRangeT getPipAttrs(PipId) const = 0;
virtual uint32_t getPipChecksum(PipId pip) const = 0;
virtual void bindPip(PipId pip, NetInfo *net, PlaceStrength strength) = 0;
virtual void unbindPip(PipId pip) = 0;
virtual bool checkPipAvail(PipId pip) const = 0;
virtual bool checkPipAvailForNet(PipId pip, const NetInfo *net) const = 0;
virtual NetInfo *getBoundPipNet(PipId pip) const = 0;
virtual WireId getConflictingPipWire(PipId pip) const = 0;
virtual NetInfo *getConflictingPipNet(PipId pip) const = 0;
virtual WireId getPipSrcWire(PipId pip) const = 0;
virtual WireId getPipDstWire(PipId pip) const = 0;
virtual DelayQuad getPipDelay(PipId pip) const = 0;
virtual Loc getPipLocation(PipId pip) const = 0;
// Group methods
virtual GroupId getGroupByName(IdStringList name) const = 0;
virtual IdStringList getGroupName(GroupId group) const = 0;
virtual typename R::AllGroupsRangeT getGroups() const = 0;
virtual typename R::GroupBelsRangeT getGroupBels(GroupId group) const = 0;
virtual typename R::GroupWiresRangeT getGroupWires(GroupId group) const = 0;
virtual typename R::GroupPipsRangeT getGroupPips(GroupId group) const = 0;
virtual typename R::GroupGroupsRangeT getGroupGroups(GroupId group) const = 0;
// Delay Methods
virtual delay_t predictDelay(BelId src_bel, IdString src_pin, BelId dst_bel, IdString dst_pin) const = 0;
virtual delay_t getDelayEpsilon() const = 0;
virtual delay_t getRipupDelayPenalty() const = 0;
virtual float getDelayNS(delay_t v) const = 0;
virtual delay_t getDelayFromNS(float ns) const = 0;
virtual uint32_t getDelayChecksum(delay_t v) const = 0;
virtual bool getBudgetOverride(const NetInfo *net_info, const PortRef &sink, delay_t &budget) const = 0;
virtual delay_t estimateDelay(WireId src, WireId dst) const = 0;
virtual BoundingBox getRouteBoundingBox(WireId src, WireId dst) const = 0;
// Decal methods
virtual typename R::DecalGfxRangeT getDecalGraphics(DecalId decal) const = 0;
virtual DecalXY getBelDecal(BelId bel) const = 0;
virtual DecalXY getWireDecal(WireId wire) const = 0;
virtual DecalXY getPipDecal(PipId pip) const = 0;
virtual DecalXY getGroupDecal(GroupId group) const = 0;
// Cell timing methods
virtual bool getCellDelay(const CellInfo *cell, IdString fromPort, IdString toPort, DelayQuad &delay) const = 0;
virtual TimingPortClass getPortTimingClass(const CellInfo *cell, IdString port, int &clockInfoCount) const = 0;
virtual TimingClockingInfo getPortClockingInfo(const CellInfo *cell, IdString port, int index) const = 0;
// Placement validity checks
virtual bool isValidBelForCellType(IdString cell_type, BelId bel) const = 0;
virtual IdString getBelBucketName(BelBucketId bucket) const = 0;
virtual BelBucketId getBelBucketByName(IdString name) const = 0;
virtual BelBucketId getBelBucketForBel(BelId bel) const = 0;
virtual BelBucketId getBelBucketForCellType(IdString cell_type) const = 0;
virtual bool isBelLocationValid(BelId bel) const = 0;
virtual typename R::CellTypeRangeT getCellTypes() const = 0;
virtual typename R::BelBucketRangeT getBelBuckets() const = 0;
virtual typename R::BucketBelRangeT getBelsInBucket(BelBucketId bucket) const = 0;
// Cluster methods
virtual CellInfo *getClusterRootCell(ClusterId cluster) const = 0;
virtual BoundingBox getClusterBounds(ClusterId cluster) const = 0;
virtual Loc getClusterOffset(const CellInfo *cell) const = 0;
virtual bool isClusterStrict(const CellInfo *cell) const = 0;
virtual bool getClusterPlacement(ClusterId cluster, BelId root_bel,
std::vector<std::pair<CellInfo *, BelId>> &placement) const = 0;
// Flow methods
virtual bool pack() = 0;
virtual bool place() = 0;
virtual bool route() = 0;
virtual void assignArchInfo() = 0;
};
NEXTPNR_NAMESPACE_END
#endif /* ARCH_API_H */
|
