openrisc/mm/tlb.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * OpenRISC tlb.c
11  * Copyright (C) 2010-2011 Julius Baxter <julius.baxter@orsoc.se>
12  * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
29 #define NO_CONTEXT -1
35 #define DTLB_OFFSET(addr) (((addr) >> PAGE_SHIFT) & (NUM_DTLB_SETS-1))
36 #define ITLB_OFFSET(addr) (((addr) >> PAGE_SHIFT) & (NUM_ITLB_SETS-1))
38  * Invalidate all TLB entries.
51 	/* Determine number of sets for IMMU. */  in local_flush_tlb_all()
52 	/* FIXME: Assumption is I & D nsets equal. */  in local_flush_tlb_all()
68  * the data or instruction TLB that should be flushed... that would take more
72  * MMU's with a single way and is hard-coded that way.
156 	current_pgd[cpu] = next->pgd;  in switch_mm()
171 	mm->context = NO_CONTEXT;  in init_new_context()