/*
* IOC already configured by sba_iommu module; just use
* its setup. We assume:
- * - IOVA space is 1Gb in size
- * - first 512Mb is IOMMU, second 512Mb is GART
+ * - IOVA space is 1Gb in size
+ * - first 512Mb is IOMMU, second 512Mb is GART
*/
hp->io_tlb_ps = readq(hp->ioc_regs+HP_ZX1_TCNFG);
switch (hp->io_tlb_ps) {
if (hp->gatt[0] != HP_ZX1_SBA_IOMMU_COOKIE) {
/* Normal case when no AGP device in system */
- hp->gatt = NULL;
+ hp->gatt = NULL;
hp->gatt_entries = 0;
printk(KERN_ERR PFX "No reserved IO PDIR entry found; "
"GART disabled\n");
readl(hp->ioc_regs+HP_ZX1_PDIR_BASE);
writel(hp->io_tlb_ps, hp->ioc_regs+HP_ZX1_TCNFG);
readl(hp->ioc_regs+HP_ZX1_TCNFG);
- writel(~(HP_ZX1_IOVA_SIZE-1), hp->ioc_regs+HP_ZX1_IMASK);
+ writel((unsigned int)(~(HP_ZX1_IOVA_SIZE-1)), hp->ioc_regs+HP_ZX1_IMASK);
readl(hp->ioc_regs+HP_ZX1_IMASK);
writel(hp->iova_base|1, hp->ioc_regs+HP_ZX1_IBASE);
readl(hp->ioc_regs+HP_ZX1_IBASE);