1module Platform.Linux.Nvidia.ResourcePlan
2
3import Platform.Linux.Nvidia.PlanHost
4import Runtime.NativePhysicalMemory
5import Runtime.NativePhysicalProgram
6import Runtime.NativePhysicalNativeELF
7import Runtime.NativeResourcePlan
8import Runtime.ArenaCertificate
9import Execution.ResourceGraph
10import Std.Foundation
11import Std.List
12import Std.Natural
13import Data.Bytes
14
15-- Quanta are explicit deployment accounting contracts, not estimates inferred
16-- from another card. System, video and GPU-cached system allocations may have
17-- different physical granularity. Their provenance remains target/deployment
18-- responsibility. GPU virtual addresses do not determine the backing domain.
19family NvidiaResourceContext : Type 0
20constructor NvidiaResourceContextOf
21field unrestricted nvidiaResourceContextNative : (family NativeResourceContext)
22field unrestricted nvidiaResourceContextEndpoint : Nat
23field unrestricted nvidiaResourceContextVideoDomain : Nat
24field unrestricted nvidiaResourceContextSystemQuantum : Nat
25field unrestricted nvidiaResourceContextVideoQuantum : Nat
26field unrestricted nvidiaResourceContextCachedQuantum : Nat
27
28end-family
29
30def nvidiaResourceNative =
31 (lambda unrestricted context : (family NvidiaResourceContext) .
32 (eliminate
33 NvidiaResourceContext
34 (lambda unrestricted current : (family NvidiaResourceContext) .
35 (family NativeResourceContext))
36 context
37 (branch
38 NvidiaResourceContextOf
39 native
40 endpoint
41 video
42 systemQuantum
43 videoQuantum
44 cachedQuantum
45 .
46 native)))
47
48def nvidiaResourceWithNative =
49 (lambda unrestricted context : (family NvidiaResourceContext) .
50 (lambda unrestricted replacement : (family NativeResourceContext) .
51 (eliminate
52 NvidiaResourceContext
53 (lambda unrestricted current : (family NvidiaResourceContext) .
54 (family NvidiaResourceContext))
55 context
56 (branch
57 NvidiaResourceContextOf
58 native
59 endpoint
60 video
61 systemQuantum
62 videoQuantum
63 cachedQuantum
64 .
65 (constructor
66 NvidiaResourceContext
67 NvidiaResourceContextOf
68 replacement
69 endpoint
70 video
71 systemQuantum
72 videoQuantum
73 cachedQuantum)))))
74
75-- Host-only anonymous mappings use the host page quantum. RM buffers use the
76-- target's allocation quanta, even if no CPU mapping of the buffer exists.
77def nvidiaResourceHostLease =
78 (lambda unrestricted context : (family NvidiaResourceContext) .
79 (lambda unrestricted suffix : Bytes .
80 (lambda unrestricted extent : Nat .
81 (eliminate
82 NativeResourceContext
83 (lambda unrestricted current : (family NativeResourceContext) .
84 (family StdResult (family NativePhysicalMemoryFailure) (family ResourceLease)))
85 (nvidiaResourceNative context)
86 (branch
87 NativeResourceContextOf
88 schedule
89 identity
90 endpoint
91 domain
92 quantum
93 entries
94 pairs
95 .
96 (nativeMemoryLease (bytes-append identity suffix) endpoint domain quantum extent))))))
97
98def nvidiaResourceBufferLease =
99 (lambda unrestricted context : (family NvidiaResourceContext) .
100 (lambda unrestricted buffer : (family NvidiaPlanHostBuffer) .
101 (eliminate
102 NvidiaResourceContext
103 (lambda unrestricted current : (family NvidiaResourceContext) .
104 (family StdResult (family NativePhysicalMemoryFailure) (family ResourceLease)))
105 context
106 (branch
107 NvidiaResourceContextOf
108 native
109 gpu
110 video
111 systemQuantum
112 videoQuantum
113 cachedQuantum
114 .
115 (eliminate
116 NativeResourceContext
117 (lambda unrestricted current : (family NativeResourceContext) .
118 (family StdResult (family NativePhysicalMemoryFailure) (family ResourceLease)))
119 native
120 (branch
121 NativeResourceContextOf
122 schedule
123 identity
124 host
125 system
126 quantum
127 entries
128 pairs
129 .
130 (nativeMemoryLease
131 (bytes-append identity (bytes-append b"/buffer/" (phBufferIdentity buffer)))
132 gpu
133 (naturalSelect (phBufferIsVideo buffer) video system)
134 (naturalSelect
135 (phBufferIsVideo buffer)
136 videoQuantum
137 (naturalSelect (phBufferIsGPUCached buffer) cachedQuantum systemQuantum))
138 (phBufferExtent buffer))))))))
139
140def nvidiaResourcePrependLease =
141 (lambda unrestricted head : (family StdResult (family NativePhysicalMemoryFailure) (family ResourceLease)) .
142 (lambda unrestricted rest : (family StdResult (family NativePhysicalMemoryFailure) (family StdList (family ResourceLease))) .
143 (stdResultBind
144 (family NativePhysicalMemoryFailure)
145 (family ResourceLease)
146 (family StdList (family ResourceLease))
147 head
148 (lambda unrestricted lease : (family ResourceLease) .
149 (stdResultBind
150 (family NativePhysicalMemoryFailure)
151 (family StdList (family ResourceLease))
152 (family StdList (family ResourceLease))
153 rest
154 (lambda unrestricted leases : (family StdList (family ResourceLease)) .
155 (constructor
156 StdResult
157 StdSuccess
158 (family NativePhysicalMemoryFailure)
159 (family StdList (family ResourceLease))
160 (constructor StdList StdListCons (family ResourceLease) lease leases))))))))
161
162-- phAllocatedBuffers owns the direct-RM/UVM allocation distinction. In UVM
163-- the USERD range aliases GPFIFO and contributes no second allocation. The
164-- error notifier is always allocated, even when errorHost is zero. It has no
165-- GPU VA and is therefore not one of phAllocatedBuffers' placed objects.
166-- A CPU view of a device buffer and the MMIO doorbell consume no second RAM
167-- allocation. Page-table/driver overhead is outside this explicit inventory.
168def nvidiaPlanHostResourceLeases =
169 (lambda unrestricted context : (family NvidiaResourceContext) .
170 (lambda unrestricted layout : (family NvidiaPlanHostLayout) .
171 (nvidiaResourcePrependLease
172 (nvidiaResourceHostLease context b"/control/parameters" nvidiaPlanHostParameterMappingBytes)
173 (eliminate
174 NvidiaPlanHostBuffers
175 (lambda unrestricted current : (family NvidiaPlanHostBuffers) .
176 (family
177 StdResult
178 (family NativePhysicalMemoryFailure)
179 (family StdList (family ResourceLease))))
180 (phAllocatedBuffers layout)
181 (branch
182 NvidiaPlanHostBuffersEnd
183 .
184 (nvidiaResourcePrependLease
185 (nvidiaResourceBufferLease
186 context
187 (constructor
188 NvidiaPlanHostBuffer
189 NvidiaPlanHostBufferValue
190 b"error-notifier"
191 0
192 0
193 nvidiaPlanHostErrorPageBytes
194 (constructor NvidiaPlanHostMemory NvidiaPlanHostSystemMemory)))
195 (constructor
196 StdResult
197 StdSuccess
198 (family NativePhysicalMemoryFailure)
199 (family StdList (family ResourceLease))
200 (constructor StdList StdListEmpty (family ResourceLease)))))
201 (branch
202 NvidiaPlanHostBuffersNext
203 head
204 rest
205 induction
206 .
207 (nvidiaResourcePrependLease (nvidiaResourceBufferLease context head) induction))))))
208
209def admitNvidiaPlanHostResources =
210 (lambda unrestricted context : (family NvidiaResourceContext) .
211 (lambda unrestricted layout : (family NvidiaPlanHostLayout) .
212 (lambda unrestricted program : (family NativePhysicalProgram) .
213 (eliminate
214 StdBool
215 (lambda unrestricted current : (family StdBool) .
216 (family StdResult (family NativeResourceFailure) (family ResourceSchedule)))
217 (stdBoolFromNatural
218 (naturalAnd
219 (nvidiaPlanHostLayoutAdmitted layout)
220 (nvidiaPlanHostLayoutCertified layout (constructor ArenaResidents ArenaResidentsEnd))))
221 (branch
222 StdTrue
223 .
224 (eliminate
225 StdResult
226 (lambda unrestricted current : (family StdResult (family NativePhysicalMemoryFailure) (family StdList (family ResourceLease))) .
227 (family StdResult (family NativeResourceFailure) (family ResourceSchedule)))
228 (nvidiaPlanHostResourceLeases context layout)
229 (branch
230 StdFailure
231 reason
232 .
233 (constructor
234 StdResult
235 StdFailure
236 (family NativeResourceFailure)
237 (family ResourceSchedule)
238 (constructor NativeResourceFailure NativeResourceMemoryFailed reason)))
239 (branch
240 StdSuccess
241 leases
242 .
243 (admitNativePhysicalResources
244 (nativeResourceContextAddLeases (nvidiaResourceNative context) leases)
245 program))))
246 (branch
247 StdFalse
248 .
249 (constructor
250 StdResult
251 StdFailure
252 (family NativeResourceFailure)
253 (family ResourceSchedule)
254 (constructor
255 NativeResourceFailure
256 NativeResourceAdmissionFailed
257 (constructor ResourceFailure ResourceInvalidLease))))))))
258
259def nvidiaPlanHostResourcesAdmitted =
260 (lambda unrestricted context : (family NvidiaResourceContext) .
261 (lambda unrestricted layout : (family NvidiaPlanHostLayout) .
262 (lambda unrestricted program : (family NativePhysicalProgram) .
263 (stdBoolToNatural
264 (stdResultIsSuccess
265 (family NativeResourceFailure)
266 (family ResourceSchedule)
267 (admitNvidiaPlanHostResources context layout program))))))
268
269def nvidiaPlanHostGenerateResourceELF =
270 (lambda unrestricted context : (family NvidiaResourceContext) .
271 (lambda unrestricted layout : (family NvidiaPlanHostLayout) .
272 (lambda unrestricted program : (family NativePhysicalProgram) .
273 (nat-eliminate
274 (lambda unrestricted admitted : Nat . Bytes)
275 b""
276 (lambda unrestricted prior : Nat .
277 (lambda unrestricted ignored : Bytes .
278 (nativePhysicalGenerateNativeELFBytesDirect program)))
279 (nvidiaPlanHostResourcesAdmitted context layout program)))))The compiler supplied declaration spans and resolved links from this source snapshot. This page does not assert that this file belongs to a checked closure.