pci_read_config_word(pd, PCI_COMMAND, &ps->command);
pci_read_config_word(pd, PCI_CACHE_LINE_SIZE, &ps->cache_lat);
pci_read_config_word(pd, PCI_INTERRUPT_LINE, &ps->intr);
pci_read_config_word(pd, PCI_COMMAND, &ps->command);
pci_read_config_word(pd, PCI_CACHE_LINE_SIZE, &ps->cache_lat);
pci_read_config_word(pd, PCI_INTERRUPT_LINE, &ps->intr);