if (sparc64_pci_conf_write == NULL) panic("no pci_conf_read"); return ((*sparc64_pci_conf_write)(pc, tag, reg, data));
return (pc->conf_write(pc, tag, reg, data));
pci_conf_write(pc, tag, reg, data)	pci_chipset_tag_t pc;	pcitag_t tag;	int reg;	pcireg_t data;{	if (sparc64_pci_conf_write == NULL)		panic("no pci_conf_read");	return ((*sparc64_pci_conf_write)(pc, tag, reg, data));}