func: static void pcie_mmcfg_data_write(PCIBus *s,
  
                                    uint32_t mmcfg_addr, uint32_t val, int len)
  
  {
  
      PCIDevice *pci_dev = pcie_dev_find_by_mmcfg_addr(s, mmcfg_addr);
  
  
  
      if (!pci_dev) {
  
          return;
  
      }
  
      pci_host_config_write_common(pci_dev, PCIE_MMCFG_CONFOFFSET(mmcfg_addr),
  
                                   pci_config_size(pci_dev), val, len);
  
  }
  