using "platforms/cpus/starfive-jh7100.repl" 

ddr: Memory.MappedMemory @sysbus 0x80000000
    size: 0x200000000

phy: Network.EthernetPhysicalLayer @ {
        ethernet 0;
        ethernet 7
    }
    BasicStatus: 0x62A4
    BasicControl: 0x0880
    Id1: 0x4F51
    Id2: 0x751B
    AutoNegotiationAdvertisement: 0x00A1
    AutoNegotiationLinkPartnerBasePageAbility: 0x0000
