INTEL_DVSEC_ENTRIES
header.num_entries = readb(dvsec + INTEL_DVSEC_ENTRIES);
pci_read_config_byte(pdev, pos + INTEL_DVSEC_ENTRIES, &header.num_entries);
pci_read_config_byte(pdev, pos + INTEL_DVSEC_ENTRIES, &header.num_entries);