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generated by cgit v1.2.2 (git 2.25.0) at 2025-10-03 04:24:02 -0400
rc SBUS/PCI common iommu declarations. * * Copyright (C) 1999, 2008 David S. Miller (davem@davemloft.net) */ #ifndef _IOMMU_COMMON_H #define _IOMMU_COMMON_H #include <linux/kernel.h> #include <linux/types.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/scatterlist.h> #include <linux/device.h> #include <linux/iommu-helper.h> #include <asm/iommu.h> #include <asm/scatterlist.h> /* * These give mapping size of each iommu pte/tlb. */ #define IO_PAGE_SHIFT 13 #define IO_PAGE_SIZE (1UL << IO_PAGE_SHIFT) #define IO_PAGE_MASK (~(IO_PAGE_SIZE-1)) #define IO_PAGE_ALIGN(addr) ALIGN(addr, IO_PAGE_SIZE) #define IO_TSB_ENTRIES (128*1024) #define IO_TSB_SIZE (IO_TSB_ENTRIES * 8) /*