#Requires -Version 5.1
# Build + deploy el6695-rt for Phytium D2000 (aarch64-unknown-linux-musl).
# Usage:  .\d2000-deploy.ps1 [-JumpHost user@host] [-TargetHost user@ip] [-RemoteDir /root/gateway]
param(
    [string]$JumpHost  = 'tonycao@192.168.58.8',   # TODO: replace with jump host #2 for D2000
    [string]$TargetHost = 'root@192.168.68.100',   # TODO: replace with D2000 address
    [string]$RemoteName = 'el6695_rt_d2000',
    [string]$RemoteDir  = '/root/gateway',
    [string]$Variant    = '800b'                   # payload variant marker for filename only
)

$ErrorActionPreference = 'Stop'
$repo = 'C:\Users\tonycao\work\ethercat-linux'
$bin  = Join-Path $repo 'target\aarch64-unknown-linux-musl\release\el6695-rt'

Write-Host '=== D2000 (aarch64) build ==='
cargo build --release --target aarch64-unknown-linux-musl --manifest-path (Join-Path $repo 'Cargo.toml')
if ($LASTEXITCODE -ne 0) { throw 'build failed' }

# verify ELF arch = AArch64 (0xB7)
$d = [System.IO.File]::ReadAllBytes($bin)
if ($d[18] -ne 0xB7 -or $d[19] -ne 0x00) { throw 'not an AArch64 binary!' }
Write-Host ('aarch64 ELF OK, {0} bytes' -f $d.Length)

Write-Host '=== deploy ==='
$remote = "$RemoteDir/$RemoteName"
scp -o ConnectTimeout=10 -o BatchMode=yes -J $JumpHost $bin "${TargetHost}:$remote"
ssh -o BatchMode=yes -J $JumpHost $TargetHost "chmod +x $remote; $remote --help 2>&1 | head -3 || true"
Write-Host "deployed to ${TargetHost}:$remote"