Create-VM.ps1

function Create-VM {
    param(
        [Parameter(Mandatory=$true)][string]$Name,
        [Parameter(Mandatory=$false)][int64]$Memory=1024MB,
        [Parameter(Mandatory=$false)][int64]$MemoryMinimum=1024MB,
        [Parameter(Mandatory=$false)][int64]$MemoryMaximum=2048MB,
        [Parameter(Mandatory=$false)][int64]$CpuCount=1,
        [Parameter(Mandatory=$false)][uint64]$DiskSize=64GB,
        [Parameter(Mandatory=$false)][string]$Location=".",
        [Parameter(Mandatory=$false)][string]$BootISO
    )

    New-Item -ItemType Directory -Path "$Location\$Name\Virtual Hard Disks" -Force

    New-VHD -Path "$Location\$Name\Virtual Hard Disks\$($Name)_disk1.vhdx" -SizeBytes $DiskSize

    New-VM -Name "$Name" -MemoryStartupBytes $Memory -VHDPath "$Location\$Name\Virtual Hard Disks\$($Name)_disk1.vhdx" -Generation 2 -Switch "intern (10.3.9.0)"

    Set-VM -Name "$Name" -AutomaticCheckpointsEnabled $false -ProcessorCount $CpuCount -DynamicMemory -MemoryMinimumBytes $MemoryMinimum -MemoryMaximumBytes $MemoryMaximum

    Add-VMScsiController -VMName $Name
    Add-VMDvdDrive -VMName "$Name" -Path "$BootISO"

    $DvdDrive = Get-VMDvdDrive -VMName $Name
    Set-VMFirmware -VMName $Name -FirstBootDevice $DvdDrive
}