sparc/kernel/sbus.c

63 	struct iommu *iommu = dev->archdata.iommu;
78 	cfg_reg = iommu->write_complete_reg;
213 	struct iommu *iommu = op->dev.archdata.iommu;
214 	unsigned long reg_base = iommu->write_complete_reg - 0x2000UL;
275 	struct iommu *iommu = op->dev.archdata.iommu;
276 	unsigned long reg_base = iommu->write_complete_reg - 0x2000UL;
349 	struct iommu *iommu = op->dev.archdata.iommu;
350 	unsigned long reg_base = iommu->write_complete_reg - 0x2000UL;
428 	struct iommu *iommu = op->dev.archdata.iommu;
433 	reg_base = iommu->write_complete_reg - 0x2000UL;
481 	/* XXX check iommu/strbuf for further error status XXX */
497 	struct iommu *iommu = op->dev.archdata.iommu;
498 	unsigned long reg_base = iommu->write_complete_reg - 0x2000UL;
535 	control = upa_readq(iommu->write_complete_reg);
537 	upa_writeq(control, iommu->write_complete_reg);
545 	struct iommu *iommu;
559 	iommu = kzalloc(sizeof(*iommu), GFP_ATOMIC);
561 	if (!iommu || !strbuf)
564 	op->dev.archdata.iommu = iommu;
569 	iommu->iommu_control = reg_base + IOMMU_CONTROL;
570 	iommu->iommu_tsbbase = reg_base + IOMMU_TSBBASE;
571 	iommu->iommu_flush = reg_base + IOMMU_FLUSH;
572 	iommu->iommu_tags = iommu->iommu_control +
592 	iommu->write_complete_reg = regs + 0x2000UL;
599 	if (iommu_table_init(iommu, IO_TSB_SIZE, MAP_BASE, 0xffffffff, -1))
602 	control = upa_readq(iommu->iommu_control);
607 	upa_writeq(control, iommu->iommu_control);
615 		dram = iommu->iommu_control + (IOMMU_DRAMDIAG - IOMMU_CONTROL);
616 		tag = iommu->iommu_control + (IOMMU_TAGDIAG - IOMMU_CONTROL);
623 	upa_readq(iommu->write_complete_reg);
626 	upa_writeq(__pa(iommu->page_table), iommu->iommu_tsbbase);
648 	control = upa_readq(iommu->write_complete_reg);
650 	upa_writeq(control, iommu->write_complete_reg);
660 	kfree(iommu);