0hmX/am3352

scripts/assemble-ddr-dm1-connected.ts

/** Exact DM1 replacement: revised RAM escape, retired old host, new inner2 host. */
import{readFileSync,writeFileSync,mkdirSync}from'node:fs'
import{resolve}from'node:path'
import{createHash}from'node:crypto'
import{verifyDdrCapture}from'./ddr-capture-provenance'
import{objectHash}from'./improve-ddr-a9-power-launches'
import{applyFacingExitReplacements}from'./ddr-facing-context'
import{auditCompositeHostTopology}from'./ddr-composite-routing-context'
import{auditRouteAngles}from'./check-route-angles'
import{auditDdrTraceJunctions}from'./check-ddr-system-copper'
import{checkHostTerminalContract}from'./route-ddr-sequential'
import{refreshDdrPlaneContacts}from'./ddr-plane-contact-audit'
const[capture,parentDir,cacheDir,routeDir,out]=process.argv.slice(2);if(!out)throw Error('Usage: capture original12parent DM1cache routed-DM1 output')
const hashes=new Map<string,string>(),fh=(p:string)=>createHash('sha256').update(readFileSync(p)).digest('hex'),read=(p:string)=>{p=resolve(p);hashes.set(p,fh(p));return JSON.parse(readFileSync(p,'utf8'))},bind=(hs:any)=>{for(const[p,h]of Object.entries(hs??{})){if(fh(p)!==h)throw Error(`Stale bound input ${p}`);hashes.set(p,h as string)}}
const{captureHash}=verifyDdrCapture(capture),parent=read(resolve(parentDir,'candidate.circuit.json')),prior=read(resolve(parentDir,'report.json')),cacheCandidate=read(resolve(cacheDir,'candidate.circuit.json')),cacheReport=read(resolve(cacheDir,'report.json')),cacheHost=read(resolve(cacheDir,'host-bundle.json')),changes=read(resolve(cacheDir,'replacements.json')),input=read(resolve(cacheDir,'routing-input.json')),cache=read(resolve(cacheDir,'ram-byte1-facing-progress.trace-paths.json')),contract=read(resolve(cacheDir,'ram-byte1-exit-contract.json')),routed=read(resolve(routeDir,'candidate.circuit.json')),host=read(resolve(routeDir,'host-bundle.json')),raw=read(resolve(routeDir,'raw-traces.json')),routeReport=read(resolve(routeDir,'report.json'))
if(!cacheReport.accepted||!routeReport.accepted||[prior,cacheReport,host,routeReport].some(x=>x.captureHash!==captureHash)||prior.candidateCircuitSha256!==objectHash(parent)||cacheReport.candidateCircuitSha256!==objectHash(cacheCandidate)||host.layerSpace!=='physical'||cacheHost.traces.length!==11||host.traces.length!==12||raw.length!==1||raw[0].source_trace_id!=='source_trace_674'||changes.invalidatedHostTraces.length!==1||cache.length!==72||!auditRouteAngles(cache).valid)throw Error('DM1 capture/count/cache provenance mismatch')
const routeEvidence=read(resolve(routeDir,'input-evidence.json'));bind(routeEvidence.inputHashes);if(routeReport.parentCandidateSha256!==objectHash(cacheCandidate))throw Error('Route seed differs from cache candidate');bind(cacheReport.inputFileHashes);const removed=changes.invalidatedHostTraces[0];if(removed.source_trace_id!=='source_trace_674'||objectHash(parent.find((e:any)=>e.type==='pcb_trace'&&e.pcb_trace_id===removed.pcb_trace_id))!==objectHash(removed))throw Error('Unexpected retired DM1 host')
const replay=applyFacingExitReplacements(parent,changes).filter((e:any)=>e.type!=='pcb_trace'||e.pcb_trace_id!==removed.pcb_trace_id);if(objectHash(replay)!==objectHash(cacheCandidate)||objectHash(host.traces)!==objectHash([...cacheHost.traces,...raw]))throw Error('Exact DM1 RAM/host replay differs')
if(!Number.isFinite(routeReport.lengths?.fullPlanarMm)||!Number.isFinite(routeReport.lengths?.nominalMm))throw Error('Missing measured DM1 length');
const planes=routed.filter((e:any)=>e.type==='pcb_copper_pour'),oldPlanes=parent.filter((e:any)=>e.type==='pcb_copper_pour');if(planes.length!==3)throw Error('Unexpected plane count')
const planeChanges=planes.map((after:any)=>{const before=oldPlanes.find((p:any)=>p.pcb_copper_pour_id===after.pcb_copper_pour_id);if(!before||before.layer!==after.layer||before.source_net_id!==after.source_net_id)throw Error('Plane identity changed');return{id:`pcb_copper_pour:${before.pcb_copper_pour_id}`,before,after}}),candidate=[...cacheCandidate.map((e:any)=>e.type==='pcb_copper_pour'?planeChanges.find((p:any)=>p.before.pcb_copper_pour_id===e.pcb_copper_pour_id)!.after:e),...raw],sorted=(xs:any[])=>xs.map(objectHash).sort()
if(objectHash(sorted(candidate))!==objectHash(sorted(routed)))throw Error('Undeclared routing changes')
const topology=auditCompositeHostTopology(candidate,host.traces,input.connections),allAngles=auditRouteAngles(candidate.filter((e:any)=>e.type==='pcb_trace')),allJunctions=auditDdrTraceJunctions(candidate,input.connections),terminal=checkHostTerminalContract(host.traces,input.connections.filter((c:any)=>host.traces.some((t:any)=>t.connection_name===c.name))),planeAudit=refreshDdrPlaneContacts(prior.planeAudit,planes,candidate)
const planar=(r:any[])=>r.reduce((n:number,b:any,i:number)=>{const a=r[i-1];return n+(a?.route_type==='wire'&&b.route_type==='wire'&&a.layer===b.layer?Math.hypot(a.x-b.x,a.y-b.y):0)},0),conn=input.connections.find((c:any)=>c.source_trace_id==='source_trace_674'),escapeMm=conn.pointsToConnect.map((p:any)=>{const e=candidate.find((e:any)=>e.type==='pcb_breakout_point'&&e.pcb_breakout_point_id===p.pointId),ts=candidate.filter((t:any)=>t.type==='pcb_trace'&&t.source_trace_id===e?.source_trace_id&&t.route.at(-1)?.layer===p.layer&&Math.hypot(t.route.at(-1).x-p.x,t.route.at(-1).y-p.y)<1e-7);if(ts.length!==1)throw Error('Ambiguous DM1 actual escape');return planar(ts[0].route)}),fullPlanarMm=escapeMm.reduce((a:number,b:number)=>a+b,0)+planar(raw[0].route)
if(!topology.valid||!allAngles.valid||!allJunctions.valid||!terminal.valid||topology.physical.connectivity.filter(c=>c.connected).length!==12||Math.abs(fullPlanarMm-routeReport.lengths.fullPlanarMm)>1e-7||fullPlanarMm>routeReport.lengths.nominalMm+1e-7)throw Error('DM1 actual physical/length gates fail')
const replacements=[...changes.traces,...changes.breakoutPoints,...planeChanges].map((r:any)=>({...r,id:`${r.before.type}:${r.before[`${r.before.type}_id`]}`})),manifest={captureHash,parentDirectory:resolve(parentDir),parentCircuitSha256:objectHash(parent),candidateCircuitSha256:objectHash(candidate),replacements,removals:[removed],additions:raw,sourceRamExitChanges:changes,allOtherElementsExact:true,inputHashes:Object.fromEntries(hashes)}
const assertUnchanged=()=>{verifyDdrCapture(capture);for(const[p,h]of hashes)if(fh(p)!==h)throw Error('DM1 assembly input changed')};assertUnchanged();mkdirSync(out,{recursive:true});const write=(n:string,v:any)=>writeFileSync(resolve(out,n),JSON.stringify(v,null,2)+'\n')
const report={...prior,accepted:true,captureHash,candidateCircuitSha256:objectHash(candidate),supportCircuitSha256:objectHash(candidate),hostTracesSha256:objectHash(host.traces),hostBundleSha256:objectHash(host),originalCopperReplacementsSha256:objectHash(manifest),connectedHostCount:12,preservedHostCount:11,physical:topology.physical,topology,terminalContract:terminal,fullCandidateAngles:allAngles,fixedJunctionAudit:allJunctions,planeAudit,ramByte1CacheSha256:objectHash(cache),dm1Evidence:{routeReport,escapeMm,fullPlanarMm},inputFileHashes:Object.fromEntries(hashes),scope:'Twelve physical endpoint-only hosts; old DM1 host retired, RAM exit on inner2 and same-layer replacement host. DM1 below byte nominal maximum; DQS1 currently exceeds its nominal maximum, remaining data/control/power and return-path/stackup/SI qualification incomplete.'}
write('candidate.circuit.json',candidate);write('host-bundle.json',host);write('routing-input.json',{...input,traces:host.traces,obstacles:undefined});write('original-copper-replacements.json',manifest);write('report.json',report);write('host-route-report.json',routeReport);write('source-provenance.json',{inputHashes:Object.fromEntries(hashes),cacheReport,priorReportSha256:objectHash(prior)});write('ram-byte1-facing-progress.trace-paths.json',cache);write('ram-byte1-exit-contract.json',{...contract,candidateCircuitSha256:objectHash(candidate),scope:'Actual experimental72-path RAM1 cache: B7 changed,71 unchanged, zero extra padding. DM1 inner2 now hosted; completeDDRqualification unresolved.'})
write('ram-byte0-facing-progress.trace-paths.json',read(resolve(parentDir,'ram-byte0-facing-progress.trace-paths.json')));write('exit-contract.json',{...read(resolve(parentDir,'exit-contract.json')),candidateCircuitSha256:objectHash(candidate)});
for(const script of['audit-ddr-global-power-launches.ts','audit-ddr-host-reference-coverage.ts']){const p=Bun.spawn(['bun',`scripts/${script}`,resolve(out),resolve(capture)],{stdout:'inherit',stderr:'inherit'});if(await p.exited!==0)throw Error(`Audit failed ${script}`)}
const power=JSON.parse(readFileSync(resolve(out,'ram-power-launch-audit.json'),'utf8'));if(power.launchQualified!==56||power.total!==60)throw Error('Power qualification changed');assertUnchanged();write('report.json',{...report,launchAuditSha256:objectHash(power),launchQualified:56,totalRamPowerPads:60});console.log(JSON.stringify({out,hosts:12,power:56,fullPlanarMm}))