0hmX/am3352

This code suite comprises TypeScript scripts that analyze, verify, and assemble complex DDR memory interface hardware, focusing on physical routing, via and pad placement, electrical clearance, and physical constraints, often involving precise geometric calculations and consistent provenance tracking.

Version
1.0.5
License
unset
Stars
0

scripts/generate.ts

import { FanoutSolver, validateRoutedCopperDrc } from "@tscircuit/fanout-solver"
import { readFileSync, writeFileSync, mkdirSync } from "node:fs"
import assert from "node:assert/strict"
import {coalesceFixedVias} from "./coalesce-fixed-vias"
const profile=process.argv[2]??"native"
const {input,options}=JSON.parse(readFileSync(`scripts/fixtures/${profile}.input.json`,"utf8"))
mkdirSync("dist/solver",{recursive:true})
const solver=new FanoutSolver(input,options)
let last=Date.now()
while(!solver.solved&&!solver.failed){solver.step();if(Date.now()-last>15000){console.log(solver.stats);last=Date.now()}}
if(solver.failed) { writeFileSync(`dist/solver/${profile}-failed.json`,JSON.stringify({error:solver.error,best:(solver as any).bestAttempt},null,2)); throw new Error(solver.error ?? "failed") }
const output=solver.getOutput()
const coalescedVias=coalesceFixedVias(input,output)
const drc=validateRoutedCopperDrc({inputSrj:input,routedSrj:{...output.simpleRouteJson,traces:output.fanoutTraces},clearance:.0762,allowBlindAndBuriedVias:false})
assert.ok(output.validation.valid && drc.valid,JSON.stringify({validation:output.validation,drc}))
mkdirSync("dist/solver",{recursive:true})
writeFileSync(`dist/solver/${profile==='native'?'six-layer':profile}-output.json`,JSON.stringify({output,drc,coalescedVias},null,2))
console.log(`Solved ${output.fanoutTraces.length} routes around existing decoupling copper; DRC passed`)